mooreniemi · May 27, 2025 03:26
diff --git a/README.md b/README.md
diff --git a/Cargo.toml b/Cargo.toml
 [package]
 name = "heapplay"
 version = "0.1.0"
 edition = "2021"

 [dependencies]
diff --git a/Dockerfile b/Dockerfile
 FROM debian:bookworm

 RUN apt-get update && \
    apt-get install -y build-essential valgrind curl && \
    curl https://sh.rustup.rs -sSf | sh -s -- -y && \
    . "$HOME/.cargo/env"

 WORKDIR /app
 COPY . .

 RUN . "$HOME/.cargo/env" && cargo build --release

 # Copy and set up entrypoint script
 COPY entrypoint.sh /app/entrypoint.sh
 RUN chmod +x /app/entrypoint.sh

 ENTRYPOINT ["/app/entrypoint.sh"]
diff --git a/entrypoint.sh b/entrypoint.sh
 #!/bin/bash

 # Check if leak argument is present
 has_leak=false
 has_check=false
 app_args=()

 for arg in "$@"; do
    if [ "$arg" = "leak" ]; then
        has_leak=true
        app_args+=("$arg")
    elif [ "$arg" = "check" ]; then
        has_check=true
        app_args+=("$arg")
    else
        app_args+=("$arg")
    fi
 done

 if [ "$has_check" = true ]; then
    # Use leak-check mode
    if [ "$has_leak" = true ]; then
        exec valgrind --leak-check=full --log-file=/out/leakcheck.leak.log ./target/release/heapplay "${app_args[@]}"
    else
        exec valgrind --leak-check=full --log-file=/out/leakcheck.normal.log ./target/release/heapplay "${app_args[@]}"
    fi
 else
    # Use massif mode
    if [ "$has_leak" = true ]; then
        exec valgrind --tool=massif --massif-out-file=/out/massif.out.leak ./target/release/heapplay "${app_args[@]}"
    else
        exec valgrind --tool=massif --massif-out-file=/out/massif.out.normal ./target/release/heapplay "${app_args[@]}"
    fi
 fi
diff --git a/leakcheck.leak.log b/leakcheck.leak.log
 ==1== Memcheck, a memory error detector
 ==1== Copyright (C) 2002-2022, and GNU GPL'd, by Julian Seward et al.
 ==1== Using Valgrind-3.19.0 and LibVEX; rerun with -h for copyright info
 ==1== Command: ./target/release/heapplay leak check
 ==1== Parent PID: 0
 ==1== 
 ==1== 
 ==1== HEAP SUMMARY:
 ==1==     in use at exit: 102,400 bytes in 100 blocks
 ==1==   total heap usage: 1,021 allocs, 921 frees, 1,031,846 bytes allocated
 ==1== 
 ==1== 102,400 bytes in 100 blocks are definitely lost in loss record 1 of 1
 ==1==    at 0x4889F94: calloc (vg_replace_malloc.c:1328)
 ==1==    by 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
 ==1==    by 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
 ==1==    by 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
 ==1==    by 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
 ==1==    by 0x10F4AB: main (in /app/target/release/heapplay)
 ==1== 
 ==1== LEAK SUMMARY:
 ==1==    definitely lost: 102,400 bytes in 100 blocks
 ==1==    indirectly lost: 0 bytes in 0 blocks
 ==1==      possibly lost: 0 bytes in 0 blocks
 ==1==    still reachable: 0 bytes in 0 blocks
 ==1==         suppressed: 0 bytes in 0 blocks
 ==1== 
 ==1== For lists of detected and suppressed errors, rerun with: -s
 ==1== ERROR SUMMARY: 1 errors from 1 contexts (suppressed: 0 from 0)
diff --git a/leakcheck.normal.log b/leakcheck.normal.log
 ==1== Memcheck, a memory error detector
 ==1== Copyright (C) 2002-2022, and GNU GPL'd, by Julian Seward et al.
 ==1== Using Valgrind-3.19.0 and LibVEX; rerun with -h for copyright info
 ==1== Command: ./target/release/heapplay check
 ==1== Parent PID: 0
 ==1== 
 ==1== 
 ==1== HEAP SUMMARY:
 ==1==     in use at exit: 0 bytes in 0 blocks
 ==1==   total heap usage: 1,017 allocs, 1,017 frees, 1,028,234 bytes allocated
 ==1== 
 ==1== All heap blocks were freed -- no leaks are possible
 ==1== 
 ==1== For lists of detected and suppressed errors, rerun with: -s
 ==1== ERROR SUMMARY: 0 errors from 0 contexts (suppressed: 0 from 0)
diff --git a/main.rs b/main.rs
 use std::{env, mem::ManuallyDrop, thread, time::Duration};

 fn main() {
    let current_dir = env::current_dir().unwrap_or_else(|_| "unknown".into());
    println!("Starting heapplay in {}", current_dir.display());
    let args: Vec<String> = env::args().collect();

    // Debug: print all arguments to see what we're getting
    println!("Arguments received: {args:?}");

    // Check if "leak" appears anywhere in the arguments (more robust parsing)
    let should_leak = args.iter().any(|arg| arg == "leak");

    if should_leak {
        println!("Starting heap allocation experiment with memory leaking...");
    } else {
        println!("Starting heap allocation experiment without leaking...");
    }

    // This will store some allocations temporarily.
    let mut temp_storage: Vec<Box<[u8]>> = Vec::new();
    let mut leaked_storage: Vec<ManuallyDrop<Box<[u8]>>> = Vec::new();

    for i in 0..1000 {
        // Allocate 1 KB of heap memory
        let block = vec![0u8; 1024].into_boxed_slice();

        // Hold onto it for every 10th iteration
        if i % 10 == 0 {
            if should_leak {
                // Leak this memory by wrapping in ManuallyDrop
                leaked_storage.push(ManuallyDrop::new(block));
            } else {
                temp_storage.push(block);
            }
        } else {
            // Otherwise drop immediately
            drop(block);
        }

        // Slow it down so you can observe changes
        thread::sleep(Duration::from_millis(10));

        // Occasionally clear out the temp storage (but not leaked storage)
        if i % 100 == 0 && !temp_storage.is_empty() {
            println!("Clearing temp storage at iteration {i}");
            temp_storage.clear();
        }

        if i % 50 == 0 {
            println!("Iteration {i} done");
        }
    }

    if should_leak {
        println!("Done. {} blocks leaked (will not be freed)", leaked_storage.len());
        thread::sleep(Duration::from_secs(5)); // Give time to observe the leak
    } else {
        println!("Done. All memory properly managed.");
    }
 }
diff --git a/massif.out.leak b/massif.out.leak
 desc: --massif-out-file=/out/massif.out.leak
 cmd: ./target/release/heapplay leak
 time_unit: i
 #-----------
 snapshot=0
 #-----------
 time=0
 mem_heap_B=0
 mem_heap_extra_B=0
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=1
 #-----------
 time=157896
 mem_heap_B=472
 mem_heap_extra_B=16
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=2
 #-----------
 time=158653
 mem_heap_B=1616
 mem_heap_extra_B=40
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=3
 #-----------
 time=165390
 mem_heap_B=1736
 mem_heap_extra_B=32
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=4
 #-----------
 time=247002
 mem_heap_B=1736
 mem_heap_extra_B=32
 mem_stacks_B=0
 heap_tree=detailed
 n4: 1736 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 1024 0x495A233: _IO_file_doallocate (filedoalloc.c:101)
  n1: 1024 0x49688FF: _IO_doallocbuf (genops.c:347)
   n1: 1024 0x49688FF: _IO_doallocbuf (genops.c:342)
    n1: 1024 0x4967A53: _IO_file_underflow@@GLIBC_2.17 (fileops.c:485)
     n1: 1024 0x495BAF7: getdelim (iogetdelim.c:73)
      n1: 1024 0x4970197: pthread_getattr_np@@GLIBC_2.32 (pthread_getattr_np.c:122)
       n1: 1024 0x125BC3: std::rt::lang_start_internal (in /app/target/release/heapplay)
        n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 472 0x495AC77: __fopen_internal (iofopen.c:65)
  n1: 472 0x49700A3: pthread_getattr_np@@GLIBC_2.32 (pthread_getattr_np.c:85)
   n1: 472 0x125BC3: std::rt::lang_start_internal (in /app/target/release/heapplay)
    n0: 472 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 240 0x495B9AF: getdelim (iogetdelim.c:102)
  n1: 240 0x4970197: pthread_getattr_np@@GLIBC_2.32 (pthread_getattr_np.c:122)
   n1: 240 0x125BC3: std::rt::lang_start_internal (in /app/target/release/heapplay)
    n0: 240 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 0 in 1 place, below massif's threshold (1.00%)
 #-----------
 snapshot=5
 #-----------
 time=251630
 mem_heap_B=1153
 mem_heap_extra_B=567
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=6
 #-----------
 time=254478
 mem_heap_B=2177
 mem_heap_extra_B=575
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=7
 #-----------
 time=258362
 mem_heap_B=4289
 mem_heap_extra_B=599
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=8
 #-----------
 time=262374
 mem_heap_B=5313
 mem_heap_extra_B=607
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=9
 #-----------
 time=265427
 mem_heap_B=7425
 mem_heap_extra_B=623
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=10
 #-----------
 time=270015
 mem_heap_B=9473
 mem_heap_extra_B=639
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=11
 #-----------
 time=274467
 mem_heap_B=12673
 mem_heap_extra_B=663
 mem_stacks_B=0
 heap_tree=detailed
 n4: 12673 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 11264 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 11264 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 11264 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 11264 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 11264 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 1024 0x12A807: std::sync::poison::once::Once::call_once_force::{{closure}} (in /app/target/release/heapplay)
  n1: 1024 0x10DA53: std::sys::sync::once::futex::Once::call (in /app/target/release/heapplay)
   n1: 1024 0x10D44B: std::sync::once_lock::OnceLock<T>::initialize (in /app/target/release/heapplay)
    n1: 1024 0x1280DF: std::io::stdio::_print (in /app/target/release/heapplay)
     n1: 1024 0x10EC03: heapplay::main (in /app/target/release/heapplay)
      n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
       n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
        n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
         n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 256 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 256 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 256 0x10EFE3: heapplay::main (in /app/target/release/heapplay)
    n1: 256 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 256 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 256 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 256 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 129 in 13 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=12
 #-----------
 time=278095
 mem_heap_B=13697
 mem_heap_extra_B=671
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=13
 #-----------
 time=282254
 mem_heap_B=15745
 mem_heap_extra_B=687
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=14
 #-----------
 time=285261
 mem_heap_B=17793
 mem_heap_extra_B=703
 mem_stacks_B=0
 heap_tree=detailed
 n4: 17793 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 16384 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 16384 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 16384 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 16384 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 16384 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 1024 0x12A807: std::sync::poison::once::Once::call_once_force::{{closure}} (in /app/target/release/heapplay)
  n1: 1024 0x10DA53: std::sys::sync::once::futex::Once::call (in /app/target/release/heapplay)
   n1: 1024 0x10D44B: std::sync::once_lock::OnceLock<T>::initialize (in /app/target/release/heapplay)
    n1: 1024 0x1280DF: std::io::stdio::_print (in /app/target/release/heapplay)
     n1: 1024 0x10EC03: heapplay::main (in /app/target/release/heapplay)
      n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
       n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
        n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
         n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 256 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 256 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 256 0x10EFE3: heapplay::main (in /app/target/release/heapplay)
    n1: 256 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 256 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 256 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 256 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 129 in 13 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=15
 #-----------
 time=290131
 mem_heap_B=20097
 mem_heap_extra_B=719
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=16
 #-----------
 time=292968
 mem_heap_B=20097
 mem_heap_extra_B=719
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=17
 #-----------
 time=296122
 mem_heap_B=23169
 mem_heap_extra_B=743
 mem_stacks_B=0
 heap_tree=detailed
 n4: 23169 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 21504 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 21504 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 21504 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 21504 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 21504 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 1024 0x12A807: std::sync::poison::once::Once::call_once_force::{{closure}} (in /app/target/release/heapplay)
  n1: 1024 0x10DA53: std::sys::sync::once::futex::Once::call (in /app/target/release/heapplay)
   n1: 1024 0x10D44B: std::sync::once_lock::OnceLock<T>::initialize (in /app/target/release/heapplay)
    n1: 1024 0x1280DF: std::io::stdio::_print (in /app/target/release/heapplay)
     n1: 1024 0x10EC03: heapplay::main (in /app/target/release/heapplay)
      n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
       n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
        n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
         n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 512 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 512 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 512 0x10EFE3: heapplay::main (in /app/target/release/heapplay)
    n1: 512 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 512 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 512 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 512 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 129 in 13 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=18
 #-----------
 time=300925
 mem_heap_B=25217
 mem_heap_extra_B=759
 mem_stacks_B=0
 heap_tree=detailed
 n4: 25217 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 23552 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 23552 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 23552 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 23552 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 23552 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 1024 0x12A807: std::sync::poison::once::Once::call_once_force::{{closure}} (in /app/target/release/heapplay)
  n1: 1024 0x10DA53: std::sys::sync::once::futex::Once::call (in /app/target/release/heapplay)
   n1: 1024 0x10D44B: std::sync::once_lock::OnceLock<T>::initialize (in /app/target/release/heapplay)
    n1: 1024 0x1280DF: std::io::stdio::_print (in /app/target/release/heapplay)
     n1: 1024 0x10EC03: heapplay::main (in /app/target/release/heapplay)
      n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
       n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
        n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
         n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 512 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 512 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 512 0x10EFE3: heapplay::main (in /app/target/release/heapplay)
    n1: 512 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 512 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 512 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 512 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 129 in 13 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=19
 #-----------
 time=305687
 mem_heap_B=26241
 mem_heap_extra_B=767
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=20
 #-----------
 time=310488
 mem_heap_B=28289
 mem_heap_extra_B=783
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=21
 #-----------
 time=314446
 mem_heap_B=30337
 mem_heap_extra_B=799
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=22
 #-----------
 time=319208
 mem_heap_B=32385
 mem_heap_extra_B=815
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=23
 #-----------
 time=321228
 mem_heap_B=33409
 mem_heap_extra_B=823
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=24
 #-----------
 time=326484
 mem_heap_B=38017
 mem_heap_extra_B=855
 mem_stacks_B=0
 heap_tree=detailed
 n4: 38017 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 35840 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 35840 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 35840 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 35840 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 35840 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 1024 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 1024 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 1024 0x10EFE3: heapplay::main (in /app/target/release/heapplay)
    n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 1024 0x12A807: std::sync::poison::once::Once::call_once_force::{{closure}} (in /app/target/release/heapplay)
  n1: 1024 0x10DA53: std::sys::sync::once::futex::Once::call (in /app/target/release/heapplay)
   n1: 1024 0x10D44B: std::sync::once_lock::OnceLock<T>::initialize (in /app/target/release/heapplay)
    n1: 1024 0x1280DF: std::io::stdio::_print (in /app/target/release/heapplay)
     n1: 1024 0x10EC03: heapplay::main (in /app/target/release/heapplay)
      n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
       n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
        n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
         n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 129 in 13 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=25
 #-----------
 time=332089
 mem_heap_B=39041
 mem_heap_extra_B=863
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=26
 #-----------
 time=336047
 mem_heap_B=41089
 mem_heap_extra_B=879
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=27
 #-----------
 time=340809
 mem_heap_B=43137
 mem_heap_extra_B=895
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=28
 #-----------
 time=346787
 mem_heap_B=46209
 mem_heap_extra_B=919
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=29
 #-----------
 time=351549
 mem_heap_B=48257
 mem_heap_extra_B=935
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=30
 #-----------
 time=357525
 mem_heap_B=51329
 mem_heap_extra_B=959
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=31
 #-----------
 time=362287
 mem_heap_B=53377
 mem_heap_extra_B=975
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=32
 #-----------
 time=366286
 mem_heap_B=55425
 mem_heap_extra_B=991
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=33
 #-----------
 time=369440
 mem_heap_B=58497
 mem_heap_extra_B=1015
 mem_stacks_B=0
 heap_tree=detailed
 n4: 58497 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 56320 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 56320 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 56320 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 56320 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 56320 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 1024 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 1024 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 1024 0x10EFE3: heapplay::main (in /app/target/release/heapplay)
    n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 1024 0x12A807: std::sync::poison::once::Once::call_once_force::{{closure}} (in /app/target/release/heapplay)
  n1: 1024 0x10DA53: std::sys::sync::once::futex::Once::call (in /app/target/release/heapplay)
   n1: 1024 0x10D44B: std::sync::once_lock::OnceLock<T>::initialize (in /app/target/release/heapplay)
    n1: 1024 0x1280DF: std::io::stdio::_print (in /app/target/release/heapplay)
     n1: 1024 0x10EC03: heapplay::main (in /app/target/release/heapplay)
      n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
       n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
        n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
         n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 129 in 13 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=34
 #-----------
 time=375045
 mem_heap_B=59521
 mem_heap_extra_B=1023
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=35
 #-----------
 time=379003
 mem_heap_B=61569
 mem_heap_extra_B=1039
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=36
 #-----------
 time=383765
 mem_heap_B=63617
 mem_heap_extra_B=1055
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=37
 #-----------
 time=389743
 mem_heap_B=66689
 mem_heap_extra_B=1079
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=38
 #-----------
 time=394628
 mem_heap_B=69761
 mem_heap_extra_B=1095
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=39
 #-----------
 time=398625
 mem_heap_B=71809
 mem_heap_extra_B=1111
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=40
 #-----------
 time=401779
 mem_heap_B=74881
 mem_heap_extra_B=1135
 mem_stacks_B=0
 heap_tree=detailed
 n4: 74881 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 71680 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 71680 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 71680 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 71680 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 71680 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 2048 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 2048 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 2048 0x10EFE3: heapplay::main (in /app/target/release/heapplay)
    n1: 2048 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 2048 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 2048 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 2048 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 1024 0x12A807: std::sync::poison::once::Once::call_once_force::{{closure}} (in /app/target/release/heapplay)
  n1: 1024 0x10DA53: std::sys::sync::once::futex::Once::call (in /app/target/release/heapplay)
   n1: 1024 0x10D44B: std::sync::once_lock::OnceLock<T>::initialize (in /app/target/release/heapplay)
    n1: 1024 0x1280DF: std::io::stdio::_print (in /app/target/release/heapplay)
     n1: 1024 0x10EC03: heapplay::main (in /app/target/release/heapplay)
      n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
       n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
        n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
         n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 129 in 13 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=41
 #-----------
 time=407386
 mem_heap_B=75905
 mem_heap_extra_B=1143
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=42
 #-----------
 time=411344
 mem_heap_B=77953
 mem_heap_extra_B=1159
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=43
 #-----------
 time=416106
 mem_heap_B=80001
 mem_heap_extra_B=1175
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=44
 #-----------
 time=422082
 mem_heap_B=83073
 mem_heap_extra_B=1199
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=45
 #-----------
 time=426844
 mem_heap_B=85121
 mem_heap_extra_B=1215
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=46
 #-----------
 time=428864
 mem_heap_B=86145
 mem_heap_extra_B=1223
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=47
 #-----------
 time=432822
 mem_heap_B=88193
 mem_heap_extra_B=1239
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=48
 #-----------
 time=435976
 mem_heap_B=91265
 mem_heap_extra_B=1263
 mem_stacks_B=0
 heap_tree=detailed
 n4: 91265 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 88064 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 88064 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 88064 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 88064 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 88064 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 2048 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 2048 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 2048 0x10EFE3: heapplay::main (in /app/target/release/heapplay)
    n1: 2048 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 2048 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 2048 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 2048 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 1024 0x12A807: std::sync::poison::once::Once::call_once_force::{{closure}} (in /app/target/release/heapplay)
  n1: 1024 0x10DA53: std::sys::sync::once::futex::Once::call (in /app/target/release/heapplay)
   n1: 1024 0x10D44B: std::sync::once_lock::OnceLock<T>::initialize (in /app/target/release/heapplay)
    n1: 1024 0x1280DF: std::io::stdio::_print (in /app/target/release/heapplay)
     n1: 1024 0x10EC03: heapplay::main (in /app/target/release/heapplay)
      n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
       n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
        n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
         n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 129 in 13 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=49
 #-----------
 time=436780
 mem_heap_B=90241
 mem_heap_extra_B=1255
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=50
 #-----------
 time=437584
 mem_heap_B=90241
 mem_heap_extra_B=1255
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=51
 #-----------
 time=438744
 mem_heap_B=92289
 mem_heap_extra_B=1271
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=52
 #-----------
 time=438798
 mem_heap_B=92289
 mem_heap_extra_B=1271
 mem_stacks_B=0
 heap_tree=detailed
 n4: 92289 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 89088 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 89088 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 89088 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 89088 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 89088 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 2048 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 2048 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 2048 0x10EFE3: heapplay::main (in /app/target/release/heapplay)
    n1: 2048 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 2048 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 2048 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 2048 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 1024 0x12A807: std::sync::poison::once::Once::call_once_force::{{closure}} (in /app/target/release/heapplay)
  n1: 1024 0x10DA53: std::sys::sync::once::futex::Once::call (in /app/target/release/heapplay)
   n1: 1024 0x10D44B: std::sync::once_lock::OnceLock<T>::initialize (in /app/target/release/heapplay)
    n1: 1024 0x1280DF: std::io::stdio::_print (in /app/target/release/heapplay)
     n1: 1024 0x10EC03: heapplay::main (in /app/target/release/heapplay)
      n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
       n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
        n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
         n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 129 in 13 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=53
 #-----------
 time=439602
 mem_heap_B=91265
 mem_heap_extra_B=1263
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=54
 #-----------
 time=440406
 mem_heap_B=91265
 mem_heap_extra_B=1263
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=55
 #-----------
 time=440777
 mem_heap_B=93313
 mem_heap_extra_B=1279
 mem_stacks_B=0
 heap_tree=detailed
 n4: 93313 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 90112 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 90112 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 90112 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 90112 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 90112 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 2048 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 2048 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 2048 0x10EFE3: heapplay::main (in /app/target/release/heapplay)
    n1: 2048 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 2048 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 2048 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 2048 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 1024 0x12A807: std::sync::poison::once::Once::call_once_force::{{closure}} (in /app/target/release/heapplay)
  n1: 1024 0x10DA53: std::sys::sync::once::futex::Once::call (in /app/target/release/heapplay)
   n1: 1024 0x10D44B: std::sync::once_lock::OnceLock<T>::initialize (in /app/target/release/heapplay)
    n1: 1024 0x1280DF: std::io::stdio::_print (in /app/target/release/heapplay)
     n1: 1024 0x10EC03: heapplay::main (in /app/target/release/heapplay)
      n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
       n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
        n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
         n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 129 in 13 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=56
 #-----------
 time=441581
 mem_heap_B=92289
 mem_heap_extra_B=1271
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=57
 #-----------
 time=442385
 mem_heap_B=92289
 mem_heap_extra_B=1271
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=58
 #-----------
 time=442756
 mem_heap_B=94337
 mem_heap_extra_B=1287
 mem_stacks_B=0
 heap_tree=detailed
 n4: 94337 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 91136 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 91136 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 91136 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 91136 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 91136 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 2048 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 2048 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 2048 0x10EFE3: heapplay::main (in /app/target/release/heapplay)
    n1: 2048 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 2048 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 2048 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 2048 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 1024 0x12A807: std::sync::poison::once::Once::call_once_force::{{closure}} (in /app/target/release/heapplay)
  n1: 1024 0x10DA53: std::sys::sync::once::futex::Once::call (in /app/target/release/heapplay)
   n1: 1024 0x10D44B: std::sync::once_lock::OnceLock<T>::initialize (in /app/target/release/heapplay)
    n1: 1024 0x1280DF: std::io::stdio::_print (in /app/target/release/heapplay)
     n1: 1024 0x10EC03: heapplay::main (in /app/target/release/heapplay)
      n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
       n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
        n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
         n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 129 in 13 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=59
 #-----------
 time=443560
 mem_heap_B=93313
 mem_heap_extra_B=1279
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=60
 #-----------
 time=444364
 mem_heap_B=93313
 mem_heap_extra_B=1279
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=61
 #-----------
 time=444735
 mem_heap_B=95361
 mem_heap_extra_B=1295
 mem_stacks_B=0
 heap_tree=detailed
 n4: 95361 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 92160 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 92160 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 92160 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 92160 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 92160 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 2048 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 2048 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 2048 0x10EFE3: heapplay::main (in /app/target/release/heapplay)
    n1: 2048 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 2048 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 2048 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 2048 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 1024 0x12A807: std::sync::poison::once::Once::call_once_force::{{closure}} (in /app/target/release/heapplay)
  n1: 1024 0x10DA53: std::sys::sync::once::futex::Once::call (in /app/target/release/heapplay)
   n1: 1024 0x10D44B: std::sync::once_lock::OnceLock<T>::initialize (in /app/target/release/heapplay)
    n1: 1024 0x1280DF: std::io::stdio::_print (in /app/target/release/heapplay)
     n1: 1024 0x10EC03: heapplay::main (in /app/target/release/heapplay)
      n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
       n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
        n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
         n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 129 in 13 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=62
 #-----------
 time=445539
 mem_heap_B=94337
 mem_heap_extra_B=1287
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=63
 #-----------
 time=446343
 mem_heap_B=94337
 mem_heap_extra_B=1287
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=64
 #-----------
 time=446714
 mem_heap_B=96385
 mem_heap_extra_B=1303
 mem_stacks_B=0
 heap_tree=detailed
 n4: 96385 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 93184 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 93184 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 93184 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 93184 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 93184 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 2048 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 2048 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 2048 0x10EFE3: heapplay::main (in /app/target/release/heapplay)
    n1: 2048 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 2048 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 2048 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 2048 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 1024 0x12A807: std::sync::poison::once::Once::call_once_force::{{closure}} (in /app/target/release/heapplay)
  n1: 1024 0x10DA53: std::sys::sync::once::futex::Once::call (in /app/target/release/heapplay)
   n1: 1024 0x10D44B: std::sync::once_lock::OnceLock<T>::initialize (in /app/target/release/heapplay)
    n1: 1024 0x1280DF: std::io::stdio::_print (in /app/target/release/heapplay)
     n1: 1024 0x10EC03: heapplay::main (in /app/target/release/heapplay)
      n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
       n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
        n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
         n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 129 in 13 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=65
 #-----------
 time=447518
 mem_heap_B=95361
 mem_heap_extra_B=1295
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=66
 #-----------
 time=448322
 mem_heap_B=95361
 mem_heap_extra_B=1295
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=67
 #-----------
 time=449484
 mem_heap_B=97409
 mem_heap_extra_B=1311
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=68
 #-----------
 time=449538
 mem_heap_B=97409
 mem_heap_extra_B=1311
 mem_stacks_B=0
 heap_tree=detailed
 n4: 97409 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 94208 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 94208 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 94208 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 94208 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 94208 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 2048 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 2048 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 2048 0x10EFE3: heapplay::main (in /app/target/release/heapplay)
    n1: 2048 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 2048 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 2048 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 2048 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 1024 0x12A807: std::sync::poison::once::Once::call_once_force::{{closure}} (in /app/target/release/heapplay)
  n1: 1024 0x10DA53: std::sys::sync::once::futex::Once::call (in /app/target/release/heapplay)
   n1: 1024 0x10D44B: std::sync::once_lock::OnceLock<T>::initialize (in /app/target/release/heapplay)
    n1: 1024 0x1280DF: std::io::stdio::_print (in /app/target/release/heapplay)
     n1: 1024 0x10EC03: heapplay::main (in /app/target/release/heapplay)
      n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
       n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
        n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
         n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 129 in 13 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=69
 #-----------
 time=450342
 mem_heap_B=96385
 mem_heap_extra_B=1303
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=70
 #-----------
 time=451146
 mem_heap_B=96385
 mem_heap_extra_B=1303
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=71
 #-----------
 time=451517
 mem_heap_B=98433
 mem_heap_extra_B=1319
 mem_stacks_B=0
 heap_tree=detailed
 n4: 98433 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 95232 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 95232 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 95232 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 95232 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 95232 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 2048 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 2048 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 2048 0x10EFE3: heapplay::main (in /app/target/release/heapplay)
    n1: 2048 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 2048 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 2048 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 2048 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 1024 0x12A807: std::sync::poison::once::Once::call_once_force::{{closure}} (in /app/target/release/heapplay)
  n1: 1024 0x10DA53: std::sys::sync::once::futex::Once::call (in /app/target/release/heapplay)
   n1: 1024 0x10D44B: std::sync::once_lock::OnceLock<T>::initialize (in /app/target/release/heapplay)
    n1: 1024 0x1280DF: std::io::stdio::_print (in /app/target/release/heapplay)
     n1: 1024 0x10EC03: heapplay::main (in /app/target/release/heapplay)
      n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
       n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
        n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
         n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 129 in 13 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=72
 #-----------
 time=452321
 mem_heap_B=97409
 mem_heap_extra_B=1311
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=73
 #-----------
 time=453125
 mem_heap_B=97409
 mem_heap_extra_B=1311
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=74
 #-----------
 time=453496
 mem_heap_B=99457
 mem_heap_extra_B=1327
 mem_stacks_B=0
 heap_tree=detailed
 n4: 99457 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 96256 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 96256 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 96256 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 96256 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 96256 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 2048 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 2048 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 2048 0x10EFE3: heapplay::main (in /app/target/release/heapplay)
    n1: 2048 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 2048 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 2048 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 2048 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 1024 0x12A807: std::sync::poison::once::Once::call_once_force::{{closure}} (in /app/target/release/heapplay)
  n1: 1024 0x10DA53: std::sys::sync::once::futex::Once::call (in /app/target/release/heapplay)
   n1: 1024 0x10D44B: std::sync::once_lock::OnceLock<T>::initialize (in /app/target/release/heapplay)
    n1: 1024 0x1280DF: std::io::stdio::_print (in /app/target/release/heapplay)
     n1: 1024 0x10EC03: heapplay::main (in /app/target/release/heapplay)
      n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
       n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
        n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
         n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 129 in 13 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=75
 #-----------
 time=454300
 mem_heap_B=98433
 mem_heap_extra_B=1319
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=76
 #-----------
 time=455104
 mem_heap_B=98433
 mem_heap_extra_B=1319
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=77
 #-----------
 time=455475
 mem_heap_B=100481
 mem_heap_extra_B=1335
 mem_stacks_B=0
 heap_tree=detailed
 n4: 100481 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 97280 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 97280 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 97280 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 97280 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 97280 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 2048 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 2048 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 2048 0x10EFE3: heapplay::main (in /app/target/release/heapplay)
    n1: 2048 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 2048 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 2048 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 2048 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 1024 0x12A807: std::sync::poison::once::Once::call_once_force::{{closure}} (in /app/target/release/heapplay)
  n1: 1024 0x10DA53: std::sys::sync::once::futex::Once::call (in /app/target/release/heapplay)
   n1: 1024 0x10D44B: std::sync::once_lock::OnceLock<T>::initialize (in /app/target/release/heapplay)
    n1: 1024 0x1280DF: std::io::stdio::_print (in /app/target/release/heapplay)
     n1: 1024 0x10EC03: heapplay::main (in /app/target/release/heapplay)
      n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
       n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
        n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
         n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 129 in 13 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=78
 #-----------
 time=456279
 mem_heap_B=99457
 mem_heap_extra_B=1327
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=79
 #-----------
 time=457083
 mem_heap_B=99457
 mem_heap_extra_B=1327
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=80
 #-----------
 time=457454
 mem_heap_B=101505
 mem_heap_extra_B=1343
 mem_stacks_B=0
 heap_tree=detailed
 n3: 101505 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 98304 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 98304 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 98304 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 98304 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 98304 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 2048 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 2048 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 2048 0x10EFE3: heapplay::main (in /app/target/release/heapplay)
    n1: 2048 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 2048 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 2048 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 2048 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 1153 in 14 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=81
 #-----------
 time=458258
 mem_heap_B=100481
 mem_heap_extra_B=1335
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=82
 #-----------
 time=459062
 mem_heap_B=100481
 mem_heap_extra_B=1335
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=83
 #-----------
 time=460222
 mem_heap_B=102529
 mem_heap_extra_B=1351
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=84
 #-----------
 time=460276
 mem_heap_B=102529
 mem_heap_extra_B=1351
 mem_stacks_B=0
 heap_tree=detailed
 n3: 102529 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 99328 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 99328 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 99328 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 99328 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 99328 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 2048 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 2048 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 2048 0x10EFE3: heapplay::main (in /app/target/release/heapplay)
    n1: 2048 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 2048 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 2048 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 2048 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 1153 in 14 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=85
 #-----------
 time=461080
 mem_heap_B=101505
 mem_heap_extra_B=1343
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=86
 #-----------
 time=461884
 mem_heap_B=101505
 mem_heap_extra_B=1343
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=87
 #-----------
 time=462657
 mem_heap_B=102529
 mem_heap_extra_B=1351
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=88
 #-----------
 time=463461
 mem_heap_B=102529
 mem_heap_extra_B=1351
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=89
 #-----------
 time=464234
 mem_heap_B=104577
 mem_heap_extra_B=1367
 mem_stacks_B=0
 heap_tree=detailed
 n3: 104577 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 101376 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 101376 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 101376 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 101376 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 101376 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 2048 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 2048 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 2048 0x10EFE3: heapplay::main (in /app/target/release/heapplay)
    n1: 2048 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 2048 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 2048 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 2048 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 1153 in 14 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=90
 #-----------
 time=465038
 mem_heap_B=103553
 mem_heap_extra_B=1359
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=91
 #-----------
 time=465842
 mem_heap_B=103553
 mem_heap_extra_B=1359
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=92
 #-----------
 time=466615
 mem_heap_B=104577
 mem_heap_extra_B=1367
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=93
 #-----------
 time=467419
 mem_heap_B=104577
 mem_heap_extra_B=1367
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=94
 #-----------
 time=468192
 mem_heap_B=106625
 mem_heap_extra_B=1383
 mem_stacks_B=0
 heap_tree=peak
 n3: 106625 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 103424 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 103424 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 103424 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 103424 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 103424 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 2048 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 2048 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 2048 0x10EFE3: heapplay::main (in /app/target/release/heapplay)
    n1: 2048 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 2048 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 2048 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 2048 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 1153 in 14 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=95
 #-----------
 time=468996
 mem_heap_B=105601
 mem_heap_extra_B=1375
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=96
 #-----------
 time=469800
 mem_heap_B=105601
 mem_heap_extra_B=1375
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=97
 #-----------
 time=470790
 mem_heap_B=103553
 mem_heap_extra_B=1367
 mem_stacks_B=0
 heap_tree=empty
diff --git a/massif.out.normal b/massif.out.normal
 desc: --massif-out-file=/out/massif.out.normal
 cmd: ./target/release/heapplay
 time_unit: i
 #-----------
 snapshot=0
 #-----------
 time=0
 mem_heap_B=0
 mem_heap_extra_B=0
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=1
 #-----------
 time=157911
 mem_heap_B=472
 mem_heap_extra_B=16
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=2
 #-----------
 time=158668
 mem_heap_B=1616
 mem_heap_extra_B=40
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=3
 #-----------
 time=165405
 mem_heap_B=1736
 mem_heap_extra_B=32
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=4
 #-----------
 time=247017
 mem_heap_B=1736
 mem_heap_extra_B=32
 mem_stacks_B=0
 heap_tree=detailed
 n4: 1736 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 1024 0x495A233: _IO_file_doallocate (filedoalloc.c:101)
  n1: 1024 0x49688FF: _IO_doallocbuf (genops.c:347)
   n1: 1024 0x49688FF: _IO_doallocbuf (genops.c:342)
    n1: 1024 0x4967A53: _IO_file_underflow@@GLIBC_2.17 (fileops.c:485)
     n1: 1024 0x495BAF7: getdelim (iogetdelim.c:73)
      n1: 1024 0x4970197: pthread_getattr_np@@GLIBC_2.32 (pthread_getattr_np.c:122)
       n1: 1024 0x125BC3: std::rt::lang_start_internal (in /app/target/release/heapplay)
        n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 472 0x495AC77: __fopen_internal (iofopen.c:65)
  n1: 472 0x49700A3: pthread_getattr_np@@GLIBC_2.32 (pthread_getattr_np.c:85)
   n1: 472 0x125BC3: std::rt::lang_start_internal (in /app/target/release/heapplay)
    n0: 472 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 240 0x495B9AF: getdelim (iogetdelim.c:102)
  n1: 240 0x4970197: pthread_getattr_np@@GLIBC_2.32 (pthread_getattr_np.c:122)
   n1: 240 0x125BC3: std::rt::lang_start_internal (in /app/target/release/heapplay)
    n0: 240 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 0 in 1 place, below massif's threshold (1.00%)
 #-----------
 snapshot=5
 #-----------
 time=251427
 mem_heap_B=1149
 mem_heap_extra_B=547
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=6
 #-----------
 time=256318
 mem_heap_B=2237
 mem_heap_extra_B=563
 mem_stacks_B=0
 heap_tree=detailed
 n5: 2237 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 1024 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 1024 0x12A807: std::sync::poison::once::Once::call_once_force::{{closure}} (in /app/target/release/heapplay)
  n1: 1024 0x10DA53: std::sys::sync::once::futex::Once::call (in /app/target/release/heapplay)
   n1: 1024 0x10D44B: std::sync::once_lock::OnceLock<T>::initialize (in /app/target/release/heapplay)
    n1: 1024 0x1280DF: std::io::stdio::_print (in /app/target/release/heapplay)
     n1: 1024 0x10EC03: heapplay::main (in /app/target/release/heapplay)
      n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
       n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
        n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
         n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 96 0x10ECF3: heapplay::main (in /app/target/release/heapplay)
  n1: 96 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 96 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 96 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 96 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 64 0x10CF13: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 64 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 64 0x10F01F: heapplay::main (in /app/target/release/heapplay)
    n1: 64 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 64 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 64 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 64 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 29 in 11 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=7
 #-----------
 time=260274
 mem_heap_B=4285
 mem_heap_extra_B=579
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=8
 #-----------
 time=263426
 mem_heap_B=6333
 mem_heap_extra_B=595
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=9
 #-----------
 time=268390
 mem_heap_B=8445
 mem_heap_extra_B=611
 mem_stacks_B=0
 heap_tree=detailed
 n5: 8445 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 7168 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 7168 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 7168 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 7168 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 7168 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 1024 0x12A807: std::sync::poison::once::Once::call_once_force::{{closure}} (in /app/target/release/heapplay)
  n1: 1024 0x10DA53: std::sys::sync::once::futex::Once::call (in /app/target/release/heapplay)
   n1: 1024 0x10D44B: std::sync::once_lock::OnceLock<T>::initialize (in /app/target/release/heapplay)
    n1: 1024 0x1280DF: std::io::stdio::_print (in /app/target/release/heapplay)
     n1: 1024 0x10EC03: heapplay::main (in /app/target/release/heapplay)
      n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
       n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
        n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
         n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 128 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 128 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 128 0x10F01F: heapplay::main (in /app/target/release/heapplay)
    n1: 128 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 128 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 128 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 128 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 96 0x10ECF3: heapplay::main (in /app/target/release/heapplay)
  n1: 96 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 96 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 96 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 96 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 29 in 12 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=10
 #-----------
 time=274447
 mem_heap_B=11645
 mem_heap_extra_B=635
 mem_stacks_B=0
 heap_tree=peak
 n4: 11645 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 10240 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 10240 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 10240 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 10240 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 10240 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 1024 0x12A807: std::sync::poison::once::Once::call_once_force::{{closure}} (in /app/target/release/heapplay)
  n1: 1024 0x10DA53: std::sys::sync::once::futex::Once::call (in /app/target/release/heapplay)
   n1: 1024 0x10D44B: std::sync::once_lock::OnceLock<T>::initialize (in /app/target/release/heapplay)
    n1: 1024 0x1280DF: std::io::stdio::_print (in /app/target/release/heapplay)
     n1: 1024 0x10EC03: heapplay::main (in /app/target/release/heapplay)
      n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
       n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
        n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
         n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 256 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 256 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 256 0x10F01F: heapplay::main (in /app/target/release/heapplay)
    n1: 256 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 256 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 256 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 256 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 125 in 13 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=11
 #-----------
 time=278520
 mem_heap_B=2429
 mem_heap_extra_B=563
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=12
 #-----------
 time=282476
 mem_heap_B=4477
 mem_heap_extra_B=579
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=13
 #-----------
 time=288241
 mem_heap_B=6525
 mem_heap_extra_B=595
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=14
 #-----------
 time=290459
 mem_heap_B=7549
 mem_heap_extra_B=603
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=15
 #-----------
 time=294415
 mem_heap_B=9597
 mem_heap_extra_B=619
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=16
 #-----------
 time=298827
 mem_heap_B=10621
 mem_heap_extra_B=627
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=17
 #-----------
 time=301292
 mem_heap_B=2429
 mem_heap_extra_B=563
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=18
 #-----------
 time=305248
 mem_heap_B=4477
 mem_heap_extra_B=579
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=19
 #-----------
 time=309204
 mem_heap_B=6525
 mem_heap_extra_B=595
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=20
 #-----------
 time=312025
 mem_heap_B=7549
 mem_heap_extra_B=603
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=21
 #-----------
 time=315981
 mem_heap_B=9597
 mem_heap_extra_B=619
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=22
 #-----------
 time=320138
 mem_heap_B=11645
 mem_heap_extra_B=635
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=23
 #-----------
 time=322719
 mem_heap_B=10621
 mem_heap_extra_B=627
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=24
 #-----------
 time=328824
 mem_heap_B=4477
 mem_heap_extra_B=579
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=25
 #-----------
 time=333584
 mem_heap_B=6525
 mem_heap_extra_B=595
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=26
 #-----------
 time=337177
 mem_heap_B=8573
 mem_heap_extra_B=611
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=27
 #-----------
 time=342709
 mem_heap_B=11645
 mem_heap_extra_B=635
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=28
 #-----------
 time=345491
 mem_heap_B=10621
 mem_heap_extra_B=627
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=29
 #-----------
 time=349216
 mem_heap_B=3453
 mem_heap_extra_B=571
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=30
 #-----------
 time=354748
 mem_heap_B=6525
 mem_heap_extra_B=595
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=31
 #-----------
 time=359177
 mem_heap_B=7549
 mem_heap_extra_B=603
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=32
 #-----------
 time=362329
 mem_heap_B=9597
 mem_heap_extra_B=619
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=33
 #-----------
 time=368263
 mem_heap_B=10621
 mem_heap_extra_B=627
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=34
 #-----------
 time=374368
 mem_heap_B=4477
 mem_heap_extra_B=579
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=35
 #-----------
 time=379128
 mem_heap_B=6525
 mem_heap_extra_B=595
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=36
 #-----------
 time=382721
 mem_heap_B=8573
 mem_heap_extra_B=611
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=37
 #-----------
 time=388253
 mem_heap_B=11645
 mem_heap_extra_B=635
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=38
 #-----------
 time=391035
 mem_heap_B=10621
 mem_heap_extra_B=627
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=39
 #-----------
 time=394760
 mem_heap_B=3453
 mem_heap_extra_B=571
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=40
 #-----------
 time=398716
 mem_heap_B=5501
 mem_heap_extra_B=587
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=41
 #-----------
 time=403113
 mem_heap_B=7549
 mem_heap_extra_B=603
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=42
 #-----------
 time=407873
 mem_heap_B=9597
 mem_heap_extra_B=619
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=43
 #-----------
 time=413807
 mem_heap_B=10621
 mem_heap_extra_B=627
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=44
 #-----------
 time=419912
 mem_heap_B=4477
 mem_heap_extra_B=579
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=45
 #-----------
 time=424672
 mem_heap_B=6525
 mem_heap_extra_B=595
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=46
 #-----------
 time=428265
 mem_heap_B=8573
 mem_heap_extra_B=611
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=47
 #-----------
 time=433797
 mem_heap_B=11645
 mem_heap_extra_B=635
 mem_stacks_B=0
 heap_tree=detailed
 n4: 11645 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 10240 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 10240 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 10240 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 10240 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 10240 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 1024 0x12A807: std::sync::poison::once::Once::call_once_force::{{closure}} (in /app/target/release/heapplay)
  n1: 1024 0x10DA53: std::sys::sync::once::futex::Once::call (in /app/target/release/heapplay)
   n1: 1024 0x10D44B: std::sync::once_lock::OnceLock<T>::initialize (in /app/target/release/heapplay)
    n1: 1024 0x1280DF: std::io::stdio::_print (in /app/target/release/heapplay)
     n1: 1024 0x10EC03: heapplay::main (in /app/target/release/heapplay)
      n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
       n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
        n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
         n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 256 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 256 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 256 0x10F01F: heapplay::main (in /app/target/release/heapplay)
    n1: 256 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 256 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 256 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 256 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 125 in 13 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=48
 #-----------
 time=438728
 mem_heap_B=2429
 mem_heap_extra_B=563
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=49
 #-----------
 time=443488
 mem_heap_B=4477
 mem_heap_extra_B=579
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=50
 #-----------
 time=444260
 mem_heap_B=5501
 mem_heap_extra_B=587
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=51
 #-----------
 time=445064
 mem_heap_B=5501
 mem_heap_extra_B=587
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=52
 #-----------
 time=445836
 mem_heap_B=6525
 mem_heap_extra_B=595
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=53
 #-----------
 time=446640
 mem_heap_B=6525
 mem_heap_extra_B=595
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=54
 #-----------
 time=447444
 mem_heap_B=6525
 mem_heap_extra_B=595
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=55
 #-----------
 time=448657
 mem_heap_B=7549
 mem_heap_extra_B=603
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=56
 #-----------
 time=449461
 mem_heap_B=7549
 mem_heap_extra_B=603
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=57
 #-----------
 time=450265
 mem_heap_B=7549
 mem_heap_extra_B=603
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=58
 #-----------
 time=451037
 mem_heap_B=8573
 mem_heap_extra_B=611
 mem_stacks_B=0
 heap_tree=detailed
 n5: 8573 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 7168 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 7168 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 7168 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 7168 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 7168 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 1024 0x12A807: std::sync::poison::once::Once::call_once_force::{{closure}} (in /app/target/release/heapplay)
  n1: 1024 0x10DA53: std::sys::sync::once::futex::Once::call (in /app/target/release/heapplay)
   n1: 1024 0x10D44B: std::sync::once_lock::OnceLock<T>::initialize (in /app/target/release/heapplay)
    n1: 1024 0x1280DF: std::io::stdio::_print (in /app/target/release/heapplay)
     n1: 1024 0x10EC03: heapplay::main (in /app/target/release/heapplay)
      n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
       n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
        n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
         n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 256 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 256 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 256 0x10F01F: heapplay::main (in /app/target/release/heapplay)
    n1: 256 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 256 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 256 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 256 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 96 0x10ECF3: heapplay::main (in /app/target/release/heapplay)
  n1: 96 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 96 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 96 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 96 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 29 in 12 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=59
 #-----------
 time=451841
 mem_heap_B=8573
 mem_heap_extra_B=611
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=60
 #-----------
 time=452613
 mem_heap_B=9597
 mem_heap_extra_B=619
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=61
 #-----------
 time=453417
 mem_heap_B=9597
 mem_heap_extra_B=619
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=62
 #-----------
 time=454221
 mem_heap_B=9597
 mem_heap_extra_B=619
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=63
 #-----------
 time=454993
 mem_heap_B=10621
 mem_heap_extra_B=627
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=64
 #-----------
 time=455797
 mem_heap_B=10621
 mem_heap_extra_B=627
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=65
 #-----------
 time=456569
 mem_heap_B=11645
 mem_heap_extra_B=635
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=66
 #-----------
 time=457373
 mem_heap_B=11645
 mem_heap_extra_B=635
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=67
 #-----------
 time=458177
 mem_heap_B=11645
 mem_heap_extra_B=635
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=68
 #-----------
 time=459351
 mem_heap_B=10621
 mem_heap_extra_B=627
 mem_stacks_B=0
 heap_tree=detailed
 n4: 10621 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 9216 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 9216 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 9216 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 9216 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 9216 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 1024 0x12A807: std::sync::poison::once::Once::call_once_force::{{closure}} (in /app/target/release/heapplay)
  n1: 1024 0x10DA53: std::sys::sync::once::futex::Once::call (in /app/target/release/heapplay)
   n1: 1024 0x10D44B: std::sync::once_lock::OnceLock<T>::initialize (in /app/target/release/heapplay)
    n1: 1024 0x1280DF: std::io::stdio::_print (in /app/target/release/heapplay)
     n1: 1024 0x10EC03: heapplay::main (in /app/target/release/heapplay)
      n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
       n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
        n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
         n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 256 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 256 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 256 0x10F01F: heapplay::main (in /app/target/release/heapplay)
    n1: 256 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 256 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 256 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 256 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 125 in 13 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=69
 #-----------
 time=460696
 mem_heap_B=2429
 mem_heap_extra_B=563
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=70
 #-----------
 time=461500
 mem_heap_B=2429
 mem_heap_extra_B=563
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=71
 #-----------
 time=462304
 mem_heap_B=2429
 mem_heap_extra_B=563
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=72
 #-----------
 time=463076
 mem_heap_B=3453
 mem_heap_extra_B=571
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=73
 #-----------
 time=463880
 mem_heap_B=3453
 mem_heap_extra_B=571
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=74
 #-----------
 time=464652
 mem_heap_B=4477
 mem_heap_extra_B=579
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=75
 #-----------
 time=465456
 mem_heap_B=4477
 mem_heap_extra_B=579
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=76
 #-----------
 time=466260
 mem_heap_B=4477
 mem_heap_extra_B=579
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=77
 #-----------
 time=467032
 mem_heap_B=5501
 mem_heap_extra_B=587
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=78
 #-----------
 time=467836
 mem_heap_B=5501
 mem_heap_extra_B=587
 mem_stacks_B=0
 heap_tree=detailed
 n5: 5501 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 4096 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 4096 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 4096 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 4096 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 4096 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 1024 0x12A807: std::sync::poison::once::Once::call_once_force::{{closure}} (in /app/target/release/heapplay)
  n1: 1024 0x10DA53: std::sys::sync::once::futex::Once::call (in /app/target/release/heapplay)
   n1: 1024 0x10D44B: std::sync::once_lock::OnceLock<T>::initialize (in /app/target/release/heapplay)
    n1: 1024 0x1280DF: std::io::stdio::_print (in /app/target/release/heapplay)
     n1: 1024 0x10EC03: heapplay::main (in /app/target/release/heapplay)
      n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
       n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
        n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
         n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 256 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 256 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 256 0x10F01F: heapplay::main (in /app/target/release/heapplay)
    n1: 256 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 256 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 256 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 256 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 96 0x10ECF3: heapplay::main (in /app/target/release/heapplay)
  n1: 96 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 96 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 96 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 96 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 29 in 12 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=79
 #-----------
 time=468608
 mem_heap_B=6525
 mem_heap_extra_B=595
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=80
 #-----------
 time=469412
 mem_heap_B=6525
 mem_heap_extra_B=595
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=81
 #-----------
 time=470216
 mem_heap_B=6525
 mem_heap_extra_B=595
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=82
 #-----------
 time=471429
 mem_heap_B=7549
 mem_heap_extra_B=603
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=83
 #-----------
 time=472233
 mem_heap_B=7549
 mem_heap_extra_B=603
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=84
 #-----------
 time=473037
 mem_heap_B=7549
 mem_heap_extra_B=603
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=85
 #-----------
 time=473809
 mem_heap_B=8573
 mem_heap_extra_B=611
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=86
 #-----------
 time=474613
 mem_heap_B=8573
 mem_heap_extra_B=611
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=87
 #-----------
 time=475385
 mem_heap_B=9597
 mem_heap_extra_B=619
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=88
 #-----------
 time=476189
 mem_heap_B=9597
 mem_heap_extra_B=619
 mem_stacks_B=0
 heap_tree=detailed
 n4: 9597 (heap allocation functions) malloc/new/new[], --alloc-fns, etc.
 n1: 8192 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
  n1: 8192 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
   n1: 8192 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
    n1: 8192 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
     n0: 8192 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 1024 0x12A807: std::sync::poison::once::Once::call_once_force::{{closure}} (in /app/target/release/heapplay)
  n1: 1024 0x10DA53: std::sys::sync::once::futex::Once::call (in /app/target/release/heapplay)
   n1: 1024 0x10D44B: std::sync::once_lock::OnceLock<T>::initialize (in /app/target/release/heapplay)
    n1: 1024 0x1280DF: std::io::stdio::_print (in /app/target/release/heapplay)
     n1: 1024 0x10EC03: heapplay::main (in /app/target/release/heapplay)
      n1: 1024 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
       n1: 1024 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
        n1: 1024 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
         n0: 1024 0x10F4AB: main (in /app/target/release/heapplay)
 n1: 256 0x10CEF3: alloc::raw_vec::finish_grow (in /app/target/release/heapplay)
  n1: 256 0x10F51F: alloc::raw_vec::RawVec<T,A>::grow_one (in /app/target/release/heapplay)
   n1: 256 0x10F01F: heapplay::main (in /app/target/release/heapplay)
    n1: 256 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
     n1: 256 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
      n1: 256 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
       n0: 256 0x10F4AB: main (in /app/target/release/heapplay)
 n0: 125 in 13 places, all below massif's threshold (1.00%)
 #-----------
 snapshot=89
 #-----------
 time=476993
 mem_heap_B=9597
 mem_heap_extra_B=619
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=90
 #-----------
 time=477765
 mem_heap_B=10621
 mem_heap_extra_B=627
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=91
 #-----------
 time=478569
 mem_heap_B=10621
 mem_heap_extra_B=627
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=92
 #-----------
 time=479341
 mem_heap_B=11645
 mem_heap_extra_B=635
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=93
 #-----------
 time=480145
 mem_heap_B=11645
 mem_heap_extra_B=635
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=94
 #-----------
 time=480949
 mem_heap_B=11645
 mem_heap_extra_B=635
 mem_stacks_B=0
 heap_tree=empty
 #-----------
 snapshot=95
 #-----------
 time=481724
 mem_heap_B=3453
 mem_heap_extra_B=571
 mem_stacks_B=0
 heap_tree=empty
	[package]
	name = "heapplay"
	version = "0.1.0"
	edition = "2021"

	[dependencies]
	FROM debian:bookworm

	RUN apt-get update && \
	apt-get install -y build-essential valgrind curl && \
	curl https://sh.rustup.rs -sSf \| sh -s -- -y && \
	. "$HOME/.cargo/env"

	WORKDIR /app
	COPY . .

	RUN . "$HOME/.cargo/env" && cargo build --release

	# Copy and set up entrypoint script
	COPY entrypoint.sh /app/entrypoint.sh
	RUN chmod +x /app/entrypoint.sh

	ENTRYPOINT ["/app/entrypoint.sh"]
	#!/bin/bash

	# Check if leak argument is present
	has_leak=false
	has_check=false
	app_args=()

	for arg in "$@"; do
	if [ "$arg" = "leak" ]; then
	has_leak=true
	app_args+=("$arg")
	elif [ "$arg" = "check" ]; then
	has_check=true
	app_args+=("$arg")
	else
	app_args+=("$arg")
	fi
	done

	if [ "$has_check" = true ]; then
	# Use leak-check mode
	if [ "$has_leak" = true ]; then
	exec valgrind --leak-check=full --log-file=/out/leakcheck.leak.log ./target/release/heapplay "${app_args[@]}"
	else
	exec valgrind --leak-check=full --log-file=/out/leakcheck.normal.log ./target/release/heapplay "${app_args[@]}"
	fi
	else
	# Use massif mode
	if [ "$has_leak" = true ]; then
	exec valgrind --tool=massif --massif-out-file=/out/massif.out.leak ./target/release/heapplay "${app_args[@]}"
	else
	exec valgrind --tool=massif --massif-out-file=/out/massif.out.normal ./target/release/heapplay "${app_args[@]}"
	fi
	fi
	==1== Memcheck, a memory error detector
	==1== Copyright (C) 2002-2022, and GNU GPL'd, by Julian Seward et al.
	==1== Using Valgrind-3.19.0 and LibVEX; rerun with -h for copyright info
	==1== Command: ./target/release/heapplay leak check
	==1== Parent PID: 0
	==1==
	==1==
	==1== HEAP SUMMARY:
	==1== in use at exit: 102,400 bytes in 100 blocks
	==1== total heap usage: 1,021 allocs, 921 frees, 1,031,846 bytes allocated
	==1==
	==1== 102,400 bytes in 100 blocks are definitely lost in loss record 1 of 1
	==1== at 0x4889F94: calloc (vg_replace_malloc.c:1328)
	==1== by 0x10EF8F: heapplay::main (in /app/target/release/heapplay)
	==1== by 0x10E8B3: std::sys::backtrace::__rust_begin_short_backtrace (in /app/target/release/heapplay)
	==1== by 0x10E89F: std::rt::lang_start::{{closure}} (in /app/target/release/heapplay)
	==1== by 0x125DE3: std::rt::lang_start_internal (in /app/target/release/heapplay)
	==1== by 0x10F4AB: main (in /app/target/release/heapplay)
	==1==
	==1== LEAK SUMMARY:
	==1== definitely lost: 102,400 bytes in 100 blocks
	==1== indirectly lost: 0 bytes in 0 blocks
	==1== possibly lost: 0 bytes in 0 blocks
	==1== still reachable: 0 bytes in 0 blocks
	==1== suppressed: 0 bytes in 0 blocks
	==1==
	==1== For lists of detected and suppressed errors, rerun with: -s
	==1== ERROR SUMMARY: 1 errors from 1 contexts (suppressed: 0 from 0)
	use std::{env, mem::ManuallyDrop, thread, time::Duration};

	fn main() {
	let current_dir = env::current_dir().unwrap_or_else(\|_\| "unknown".into());
	println!("Starting heapplay in {}", current_dir.display());
	let args: Vec<String> = env::args().collect();

	// Debug: print all arguments to see what we're getting
	println!("Arguments received: {args:?}");

	// Check if "leak" appears anywhere in the arguments (more robust parsing)
	let should_leak = args.iter().any(\|arg\| arg == "leak");

	if should_leak {
	println!("Starting heap allocation experiment with memory leaking...");
	} else {
	println!("Starting heap allocation experiment without leaking...");
	}

	// This will store some allocations temporarily.
	let mut temp_storage: Vec<Box<[u8]>> = Vec::new();
	let mut leaked_storage: Vec<ManuallyDrop<Box<[u8]>>> = Vec::new();

	for i in 0..1000 {
	// Allocate 1 KB of heap memory
	let block = vec![0u8; 1024].into_boxed_slice();

	// Hold onto it for every 10th iteration
	if i % 10 == 0 {
	if should_leak {
	// Leak this memory by wrapping in ManuallyDrop
	leaked_storage.push(ManuallyDrop::new(block));
	} else {
	temp_storage.push(block);
	}
	} else {
	// Otherwise drop immediately
	drop(block);
	}

	// Slow it down so you can observe changes
	thread::sleep(Duration::from_millis(10));

	// Occasionally clear out the temp storage (but not leaked storage)
	if i % 100 == 0 && !temp_storage.is_empty() {
	println!("Clearing temp storage at iteration {i}");
	temp_storage.clear();
	}

	if i % 50 == 0 {
	println!("Iteration {i} done");
	}
	}

	if should_leak {
	println!("Done. {} blocks leaked (will not be freed)", leaked_storage.len());
	thread::sleep(Duration::from_secs(5)); // Give time to observe the leak
	} else {
	println!("Done. All memory properly managed.");
	}
	}