[INFO] crate thread-pool 0.1.1 is already in cache
[INFO] extracting crate thread-pool 0.1.1 into work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/thread-pool/0.1.1
[INFO] extracting crate thread-pool 0.1.1 into work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/thread-pool/0.1.1
[INFO] validating manifest of thread-pool-0.1.1 on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of thread-pool-0.1.1 on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing thread-pool-0.1.1
[INFO] finished frobbing thread-pool-0.1.1
[INFO] frobbed toml for thread-pool-0.1.1 written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/reg/thread-pool/0.1.1/Cargo.toml
[INFO] started frobbing thread-pool-0.1.1
[INFO] finished frobbing thread-pool-0.1.1
[INFO] frobbed toml for thread-pool-0.1.1 written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/thread-pool/0.1.1/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing thread-pool-0.1.1 against try#7fea0229842e79db1159ea58ad9a653b288efee9 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/thread-pool/0.1.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "build" "--frozen"`
[INFO] [stdout] aeaef239d1af3820591383e62e7fae0d5cefd42374612ca21c235a3b0f37691b
[INFO] running `"docker" "start" "-a" "aeaef239d1af3820591383e62e7fae0d5cefd42374612ca21c235a3b0f37691b"`
[INFO] [stderr]    Compiling two-lock-queue v0.1.1
[INFO] [stderr]    Compiling thread-pool v0.1.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.05s
[INFO] running `"docker" "inspect" "aeaef239d1af3820591383e62e7fae0d5cefd42374612ca21c235a3b0f37691b"`
[INFO] running `"docker" "rm" "-f" "aeaef239d1af3820591383e62e7fae0d5cefd42374612ca21c235a3b0f37691b"`
[INFO] [stdout] aeaef239d1af3820591383e62e7fae0d5cefd42374612ca21c235a3b0f37691b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/thread-pool/0.1.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] fc2f5355e58ea1fb0e451d013e71f86f5d164c49bf3bee9af8c2ac85d6c69342
[INFO] running `"docker" "start" "-a" "fc2f5355e58ea1fb0e451d013e71f86f5d164c49bf3bee9af8c2ac85d6c69342"`
[INFO] [stderr]    Compiling thread-pool v0.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> tests/test_thread_pool.rs:312:9
[INFO] [stderr]     |
[INFO] [stderr] 312 |     use std::sync::atomic::ATOMIC_USIZE_INIT;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> tests/test_thread_pool.rs:314:38
[INFO] [stderr]     |
[INFO] [stderr] 314 |     static NUM_STARTS: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stderr]     |                                      ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> tests/test_thread_pool.rs:315:37
[INFO] [stderr]     |
[INFO] [stderr] 315 |     static NUM_STOPS: AtomicUsize = ATOMIC_USIZE_INIT;
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.97s
[INFO] running `"docker" "inspect" "fc2f5355e58ea1fb0e451d013e71f86f5d164c49bf3bee9af8c2ac85d6c69342"`
[INFO] running `"docker" "rm" "-f" "fc2f5355e58ea1fb0e451d013e71f86f5d164c49bf3bee9af8c2ac85d6c69342"`
[INFO] [stdout] fc2f5355e58ea1fb0e451d013e71f86f5d164c49bf3bee9af8c2ac85d6c69342
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-5/try#7fea0229842e79db1159ea58ad9a653b288efee9:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/reg/thread-pool/0.1.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "test" "--frozen"`
[INFO] [stdout] c8f0b4317da9e66b1efa9bca15c041964c31294887a2c8e8db0163f7e6b933cd
[INFO] running `"docker" "start" "-a" "c8f0b4317da9e66b1efa9bca15c041964c31294887a2c8e8db0163f7e6b933cd"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/thread_pool-3da75df7481c8e8c
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/test_thread_pool-e74337fd57179607
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test debug ... ok
[INFO] [stdout] test num_cpus_plus_1 ... ok
[INFO] [stdout] test clone ... ok
[INFO] [stdout] test grow_pool ... ok
[INFO] [stderr] thread '<unnamed>' panicked at 'explicit panic', tests/test_thread_pool.rs:296:13
[INFO] [stderr] stack backtrace:
[INFO] [stdout] test thread_pool_shutdown_by_calling_fn ... ok
[INFO] [stdout] test one_thread_basic ... ok
[INFO] [stdout] test thread_pool_shutdown_by_dropping_sender ... ok
[INFO] [stderr]    0:     0x55ab3bbed113 - std[698b411d1b74fcff]::sys::unix::backtrace::tracing::imp::unwind_backtrace
[INFO] [stdout] test type_bounds ... ok
[INFO] [stderr]                                at src/libstd/sys/unix/backtrace/tracing/gcc_s.rs:39
[INFO] [stderr]    1:     0x55ab3bbe8e6b - std[698b411d1b74fcff]::sys_common::backtrace::_print
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:70
[INFO] [stderr]    2:     0x55ab3bbebd96 - std[698b411d1b74fcff]::panicking::default_hook::{closure#1}
[INFO] [stderr]                                at src/libstd/sys_common/backtrace.rs:58
[INFO] [stderr]                                at src/libstd/panicking.rs:200
[INFO] [stderr]    3:     0x55ab3bbebb14 - std[698b411d1b74fcff]::panicking::default_hook
[INFO] [stderr]                                at src/libstd/panicking.rs:215
[INFO] [stderr]    4:     0x55ab3bbec4a0 - std[698b411d1b74fcff]::panicking::rust_panic_with_hook
[INFO] [stderr]                                at src/libstd/panicking.rs:478
[INFO] [stderr]    5:     0x55ab3bbdd887 - std[698b411d1b74fcff]::panicking::begin_panic::<&str>
[INFO] [stderr]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:412
[INFO] [stderr]    6:     0x55ab3bb4f877 - test_thread_pool[633b688053f7792e]::panic_in_task::{closure#0}
[INFO] [stderr]                                at tests/test_thread_pool.rs:296
[INFO] [stderr]    7:     0x55ab3bb4ac9a - <test_thread_pool[633b688053f7792e]::panic_in_task::{closure#0} as thread_pool[ebe93af72382c7fc]::task::Task>::run
[INFO] [stderr]                                at /opt/crater/workdir/src/task.rs:22
[INFO] [stderr]    8:     0x55ab3bb4ae3a - <test_thread_pool[633b688053f7792e]::panic_in_task::{closure#0} as thread_pool[ebe93af72382c7fc]::task::TaskBox>::run_box
[INFO] [stderr]                                at /opt/crater/workdir/src/task.rs:28
[INFO] [stderr]    9:     0x55ab3bbdab75 - <alloc[f4750af829db9b76]::boxed::Box<dyn thread_pool[ebe93af72382c7fc]::task::TaskBox> as thread_pool[ebe93af72382c7fc]::task::Task>::run
[INFO] [stderr]                                at src/task.rs:34
[INFO] [stderr]   10:     0x55ab3bb1d46d - <thread_pool[ebe93af72382c7fc]::thread_pool::Worker<alloc[f4750af829db9b76]::boxed::Box<dyn thread_pool[ebe93af72382c7fc]::task::TaskBox>>>::run::{closure#1}
[INFO] [stderr]                                at /opt/crater/workdir/src/thread_pool.rs:626
[INFO] [stderr]   11:     0x55ab3bb850ec - <std[698b411d1b74fcff]::panic::AssertUnwindSafe<<thread_pool[ebe93af72382c7fc]::thread_pool::Worker<alloc[f4750af829db9b76]::boxed::Box<dyn thread_pool[ebe93af72382c7fc]::task::TaskBox>>>::run::{closure#1}> as core[b849d6d0cd70c3a8]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309
[INFO] [stderr]   12:     0x55ab3bb80caf - std[698b411d1b74fcff]::panicking::try::do_call::<std[698b411d1b74fcff]::panic::AssertUnwindSafe<<thread_pool[ebe93af72382c7fc]::thread_pool::Worker<alloc[f4750af829db9b76]::boxed::Box<dyn thread_pool[ebe93af72382c7fc]::task::TaskBox>>>::run::{closure#1}>, ()>
[INFO] [stderr]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297
[INFO] [stderr]   13:     0x55ab3bbef639 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stderr]   14:     0x55ab3bb81ab2 - std[698b411d1b74fcff]::panicking::try::<(), std[698b411d1b74fcff]::panic::AssertUnwindSafe<<thread_pool[ebe93af72382c7fc]::thread_pool::Worker<alloc[f4750af829db9b76]::boxed::Box<dyn thread_pool[ebe93af72382c7fc]::task::TaskBox>>>::run::{closure#1}>>
[INFO] [stderr]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stderr]   15:     0x55ab3bb8076c - std[698b411d1b74fcff]::panic::catch_unwind::<std[698b411d1b74fcff]::panic::AssertUnwindSafe<<thread_pool[ebe93af72382c7fc]::thread_pool::Worker<alloc[f4750af829db9b76]::boxed::Box<dyn thread_pool[ebe93af72382c7fc]::task::TaskBox>>>::run::{closure#1}>, ()>
[INFO] [stderr]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stderr]   16:     0x55ab3bb2a865 - <thread_pool[ebe93af72382c7fc]::thread_pool::Worker<alloc[f4750af829db9b76]::boxed::Box<dyn thread_pool[ebe93af72382c7fc]::task::TaskBox>>>::run
[INFO] [stderr]                                at /opt/crater/workdir/src/thread_pool.rs:626
[INFO] [stderr]   17:     0x55ab3bb1ceb7 - <thread_pool[ebe93af72382c7fc]::thread_pool::Worker<alloc[f4750af829db9b76]::boxed::Box<dyn thread_pool[ebe93af72382c7fc]::task::TaskBox>>>::spawn::{closure#0}
[INFO] [stderr]                                at /opt/crater/workdir/src/thread_pool.rs:614
[INFO] [stderr]   18:     0x55ab3bb55ddd - std[698b411d1b74fcff]::sys_common::backtrace::__rust_begin_short_backtrace::<<thread_pool[ebe93af72382c7fc]::thread_pool::Worker<alloc[f4750af829db9b76]::boxed::Box<dyn thread_pool[ebe93af72382c7fc]::task::TaskBox>>>::spawn::{closure#0}, ()>
[INFO] [stderr]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/sys_common/backtrace.rs:135
[INFO] [stdout] test panic_in_task ... ok
[INFO] [stderr]   19:     0x55ab3bb9c9a0 - <std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked::<<thread_pool[ebe93af72382c7fc]::thread_pool::Worker<alloc[f4750af829db9b76]::boxed::Box<dyn thread_pool[ebe93af72382c7fc]::task::TaskBox>>>::spawn::{closure#0}, ()>::{closure#0}::{closure#0}
[INFO] [stderr]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:469
[INFO] [stderr]   20:     0x55ab3bb84f70 - <std[698b411d1b74fcff]::panic::AssertUnwindSafe<<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<<thread_pool[ebe93af72382c7fc]::thread_pool::Worker<alloc[f4750af829db9b76]::boxed::Box<dyn thread_pool[ebe93af72382c7fc]::task::TaskBox>>>::spawn::{closure#0}, ()>::{closure#0}::{closure#0}> as core[b849d6d0cd70c3a8]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:309
[INFO] [stderr]   21:     0x55ab3bb80949 - std[698b411d1b74fcff]::panicking::try::do_call::<std[698b411d1b74fcff]::panic::AssertUnwindSafe<<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<<thread_pool[ebe93af72382c7fc]::thread_pool::Worker<alloc[f4750af829db9b76]::boxed::Box<dyn thread_pool[ebe93af72382c7fc]::task::TaskBox>>>::spawn::{closure#0}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:297
[INFO] [stderr]   22:     0x55ab3bbef639 - __rust_maybe_catch_panic
[INFO] [stderr]                                at src/libpanic_unwind/lib.rs:92
[INFO] [stderr]   23:     0x55ab3bb81242 - std[698b411d1b74fcff]::panicking::try::<(), std[698b411d1b74fcff]::panic::AssertUnwindSafe<<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<<thread_pool[ebe93af72382c7fc]::thread_pool::Worker<alloc[f4750af829db9b76]::boxed::Box<dyn thread_pool[ebe93af72382c7fc]::task::TaskBox>>>::spawn::{closure#0}, ()>::{closure#0}::{closure#0}>>
[INFO] [stderr]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panicking.rs:276
[INFO] [stderr]   24:     0x55ab3bb80570 - std[698b411d1b74fcff]::panic::catch_unwind::<std[698b411d1b74fcff]::panic::AssertUnwindSafe<<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<<thread_pool[ebe93af72382c7fc]::thread_pool::Worker<alloc[f4750af829db9b76]::boxed::Box<dyn thread_pool[ebe93af72382c7fc]::task::TaskBox>>>::spawn::{closure#0}, ()>::{closure#0}::{closure#0}>, ()>
[INFO] [stderr]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/panic.rs:388
[INFO] [stderr]   25:     0x55ab3bb9b2a1 - <std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked::<<thread_pool[ebe93af72382c7fc]::thread_pool::Worker<alloc[f4750af829db9b76]::boxed::Box<dyn thread_pool[ebe93af72382c7fc]::task::TaskBox>>>::spawn::{closure#0}, ()>::{closure#0}
[INFO] [stderr]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/libstd/thread/mod.rs:468
[INFO] [stderr]   26:     0x55ab3bb9e08f - <<std[698b411d1b74fcff]::thread::Builder>::spawn_unchecked<<thread_pool[ebe93af72382c7fc]::thread_pool::Worker<alloc[f4750af829db9b76]::boxed::Box<dyn thread_pool[ebe93af72382c7fc]::task::TaskBox>>>::spawn::{closure#0}, ()>::{closure#0} as alloc[f4750af829db9b76]::boxed::FnBox<()>>::call_box
[INFO] [stderr]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:734
[INFO] [stderr]   27:     0x55ab3bbeeded - <std[698b411d1b74fcff]::sys::unix::thread::Thread>::new::thread_start
[INFO] [stderr]                                at /rustc/7fea0229842e79db1159ea58ad9a653b288efee9/src/liballoc/boxed.rs:744
[INFO] [stderr]                                at src/libstd/sys_common/thread.rs:14
[INFO] [stderr]                                at src/libstd/sys/unix/thread.rs:81
[INFO] [stderr]   28:     0x7f360b84b493 - start_thread
[INFO] [stderr]   29:     0x7f360b376ace - __clone
[INFO] [stderr]   30:                0x0 - <unknown>
[INFO] [stdout] test shrink_stretch_pool ... ok
[INFO] [stdout] test thread_pool_shutdown_now ... ok
[INFO] [stdout] test shrink_core_pool ... ok
[INFO] [stdout] boop
[INFO] [stdout] test lifecycle_test ... ok
[INFO] [stdout] test two_thread_basic ... ok
[INFO] [stdout] test two_threads_task_queue_up ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests thread-pool
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "c8f0b4317da9e66b1efa9bca15c041964c31294887a2c8e8db0163f7e6b933cd"`
[INFO] running `"docker" "rm" "-f" "c8f0b4317da9e66b1efa9bca15c041964c31294887a2c8e8db0163f7e6b933cd"`
[INFO] [stdout] c8f0b4317da9e66b1efa9bca15c041964c31294887a2c8e8db0163f7e6b933cd