[INFO] crate thread-pool 0.1.1 is already in cache [INFO] extracting crate thread-pool 0.1.1 into work/ex/beta-1.37-6/sources/1.36.0/reg/thread-pool/0.1.1 [INFO] extracting crate thread-pool 0.1.1 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/thread-pool/0.1.1 [INFO] validating manifest of thread-pool-0.1.1 on toolchain 1.36.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of thread-pool-0.1.1 on toolchain beta-2019-07-23 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "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/beta-1.37-6/sources/1.36.0/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/beta-1.37-6/sources/beta-2019-07-23/reg/thread-pool/0.1.1/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing thread-pool-0.1.1 against beta-2019-07-23 for beta-1.37-6 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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=warn" "-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" "+beta-2019-07-23" "build" "--frozen"` [INFO] [stdout] e58390a4f21093ed13e72547c09f65031f5e94662b197e3606027e8307829594 [INFO] running `"docker" "start" "-a" "e58390a4f21093ed13e72547c09f65031f5e94662b197e3606027e8307829594"` [INFO] [stderr] Compiling two-lock-queue v0.1.1 [INFO] [stderr] Compiling thread-pool v0.1.1 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/task.rs:32:19 [INFO] [stderr] | [INFO] [stderr] 32 | impl Task for Box { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] | [INFO] [stderr] note: lint level defined here [INFO] [stderr] --> src/lib.rs:23:9 [INFO] [stderr] | [INFO] [stderr] 23 | #![deny(warnings, missing_docs, missing_debug_implementations)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: #[warn(bare_trait_objects)] implied by #[warn(warnings)] [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:41:29 [INFO] [stderr] | [INFO] [stderr] 41 | after_start: Option>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:42:29 [INFO] [stderr] | [INFO] [stderr] 42 | before_stop: Option>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:494:17 [INFO] [stderr] | [INFO] [stderr] 494 | impl Sender> { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:499:67 [INFO] [stderr] | [INFO] [stderr] 499 | pub fn send_fn(&self, task: F) -> Result<(), SendError>> [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:502:23 [INFO] [stderr] | [INFO] [stderr] 502 | let task: Box = Box::new(task); [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:509:44 [INFO] [stderr] | [INFO] [stderr] 509 | -> Result<(), SendTimeoutError>> [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:512:23 [INFO] [stderr] | [INFO] [stderr] 512 | let task: Box = Box::new(task); [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:519:40 [INFO] [stderr] | [INFO] [stderr] 519 | -> Result<(), TrySendError>> [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:522:23 [INFO] [stderr] | [INFO] [stderr] 522 | let task: Box = Box::new(task); [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.96s [INFO] running `"docker" "inspect" "e58390a4f21093ed13e72547c09f65031f5e94662b197e3606027e8307829594"` [INFO] running `"docker" "rm" "-f" "e58390a4f21093ed13e72547c09f65031f5e94662b197e3606027e8307829594"` [INFO] [stdout] e58390a4f21093ed13e72547c09f65031f5e94662b197e3606027e8307829594 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen" "--no-run"` [INFO] [stdout] efe1598db88e02981a925f1b67a4164e97dbe7cdb7c26f959396167228a7b818 [INFO] running `"docker" "start" "-a" "efe1598db88e02981a925f1b67a4164e97dbe7cdb7c26f959396167228a7b818"` [INFO] [stderr] Compiling thread-pool v0.1.1 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/task.rs:32:19 [INFO] [stderr] | [INFO] [stderr] 32 | impl Task for Box { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] | [INFO] [stderr] note: lint level defined here [INFO] [stderr] --> src/lib.rs:23:9 [INFO] [stderr] | [INFO] [stderr] 23 | #![deny(warnings, missing_docs, missing_debug_implementations)] [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] = note: #[warn(bare_trait_objects)] implied by #[warn(warnings)] [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:41:29 [INFO] [stderr] | [INFO] [stderr] 41 | after_start: Option>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:42:29 [INFO] [stderr] | [INFO] [stderr] 42 | before_stop: Option>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn() + Send + Sync` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:494:17 [INFO] [stderr] | [INFO] [stderr] 494 | impl Sender> { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:499:67 [INFO] [stderr] | [INFO] [stderr] 499 | pub fn send_fn(&self, task: F) -> Result<(), SendError>> [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:502:23 [INFO] [stderr] | [INFO] [stderr] 502 | let task: Box = Box::new(task); [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:509:44 [INFO] [stderr] | [INFO] [stderr] 509 | -> Result<(), SendTimeoutError>> [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:512:23 [INFO] [stderr] | [INFO] [stderr] 512 | let task: Box = Box::new(task); [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:519:40 [INFO] [stderr] | [INFO] [stderr] 519 | -> Result<(), TrySendError>> [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/thread_pool.rs:522:23 [INFO] [stderr] | [INFO] [stderr] 522 | let task: Box = Box::new(task); [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> tests/test_thread_pool.rs:56:38 [INFO] [stderr] | [INFO] [stderr] 56 | format!("{:?}", ThreadPool::>::fixed_size(1)); [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> tests/test_thread_pool.rs:83:22 [INFO] [stderr] | [INFO] [stderr] 83 | ThreadPool::>::fixed_size(num_cpus::get() + 1); [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn TaskBox` [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: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] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)` [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] | ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.85s [INFO] running `"docker" "inspect" "efe1598db88e02981a925f1b67a4164e97dbe7cdb7c26f959396167228a7b818"` [INFO] running `"docker" "rm" "-f" "efe1598db88e02981a925f1b67a4164e97dbe7cdb7c26f959396167228a7b818"` [INFO] [stdout] efe1598db88e02981a925f1b67a4164e97dbe7cdb7c26f959396167228a7b818 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/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=warn" "-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" "+beta-2019-07-23" "test" "--frozen"` [INFO] [stdout] 2e5d71dd9a0df3b975aba576a8135135e3dd21642c7d6ccc951133c787905c0e [INFO] running `"docker" "start" "-a" "2e5d71dd9a0df3b975aba576a8135135e3dd21642c7d6ccc951133c787905c0e"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/thread_pool-df07ae0d3b8283d9 [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] [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 one_thread_basic ... ok [INFO] [stdout] test grow_pool ... ok [INFO] [stderr] Running /opt/crater/target/debug/deps/test_thread_pool-a3fff3e168f80580 [INFO] [stderr] thread '' panicked at 'explicit panic', tests/test_thread_pool.rs:296:13 [INFO] [stderr] stack backtrace: [INFO] [stdout] test thread_pool_shutdown_by_dropping_sender ... ok [INFO] [stdout] test thread_pool_shutdown_by_calling_fn ... ok [INFO] [stdout] test type_bounds ... ok [INFO] [stderr] 0: 0x55fb55fba74b - backtrace::backtrace::libunwind::trace::h5dfa5d4c5feed6dc [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/libunwind.rs:88 [INFO] [stderr] 1: 0x55fb55fba74b - backtrace::backtrace::trace_unsynchronized::hb731fe64f3fa469f [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.29/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x55fb55fba74b - std::sys_common::backtrace::_print::hf4fd45fe7ae4a250 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:47 [INFO] [stderr] 3: 0x55fb55fba74b - std::sys_common::backtrace::print::h31646c3786c57441 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:36 [INFO] [stderr] 4: 0x55fb55fba74b - std::panicking::default_hook::{{closure}}::hda785e768c746ae7 [INFO] [stderr] at src/libstd/panicking.rs:200 [INFO] [stderr] 5: 0x55fb55fba427 - std::panicking::default_hook::h0c4b76f338614ef1 [INFO] [stderr] at src/libstd/panicking.rs:214 [INFO] [stderr] 6: 0x55fb55fbaec0 - std::panicking::rust_panic_with_hook::h096dff2cb12b67ce [INFO] [stderr] at src/libstd/panicking.rs:477 [INFO] [stderr] 7: 0x55fb55facf28 - std::panicking::begin_panic::h62c2db20250b067d [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:411 [INFO] [stderr] 8: 0x55fb55f22698 - test_thread_pool::panic_in_task::{{closure}}::h96986d5a9d7c0d05 [INFO] [stderr] at tests/test_thread_pool.rs:296 [INFO] [stderr] 9: 0x55fb55f1d91b - ::run::h4a2c0f8d4e38cc0f [INFO] [stderr] at /opt/crater/workdir/src/task.rs:22 [INFO] [stderr] 10: 0x55fb55f1da5b - ::run_box::h07393d933c3b8ca7 [INFO] [stderr] at /opt/crater/workdir/src/task.rs:28 [INFO] [stderr] 11: 0x55fb55fa9ba6 - as thread_pool::task::Task>::run::h7e3f64577c3633ef [INFO] [stderr] at src/task.rs:34 [INFO] [stderr] 12: 0x55fb55ee9ffe - thread_pool::thread_pool::Worker::run::{{closure}}::hde3d820d5cddb324 [INFO] [stderr] at /opt/crater/workdir/src/thread_pool.rs:626 [INFO] [stderr] 13: 0x55fb55f3986d - as core::ops::function::FnOnce<()>>::call_once::h3306f18b2201efde [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stderr] 14: 0x55fb55f37e40 - std::panicking::try::do_call::hff9679989b0f23d4 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stderr] 15: 0x55fb55fbd43a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 16: 0x55fb55f373c3 - std::panicking::try::hec6026c630abad9b [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stderr] 17: 0x55fb55f3d50d - std::panic::catch_unwind::h8c94385dd595c683 [INFO] [stdout] test panic_in_task ... ok [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stderr] 18: 0x55fb55ee8f71 - thread_pool::thread_pool::Worker::run::h02cdb798a873f98a [INFO] [stderr] at /opt/crater/workdir/src/thread_pool.rs:626 [INFO] [stderr] 19: 0x55fb55eec968 - thread_pool::thread_pool::Worker::spawn::{{closure}}::h91569a820e3fb3be [INFO] [stderr] at /opt/crater/workdir/src/thread_pool.rs:614 [INFO] [stderr] 20: 0x55fb55f2302e - std::sys_common::backtrace::__rust_begin_short_backtrace::h42729d42a2c19700 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/sys_common/backtrace.rs:77 [INFO] [stderr] 21: 0x55fb55f2ad11 - std::thread::Builder::spawn_unchecked::{{closure}}::{{closure}}::hc3416c939c18b87f [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:470 [INFO] [stderr] 22: 0x55fb55f39a01 - as core::ops::function::FnOnce<()>>::call_once::h9a270df978b295ae [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:315 [INFO] [stderr] 23: 0x55fb55f37a7a - std::panicking::try::do_call::h6e813f4ffc1b4b12 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:296 [INFO] [stderr] 24: 0x55fb55fbd43a - __rust_maybe_catch_panic [INFO] [stderr] at src/libpanic_unwind/lib.rs:82 [INFO] [stderr] 25: 0x55fb55f36d5f - std::panicking::try::h923cc157638956d2 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panicking.rs:275 [INFO] [stderr] 26: 0x55fb55f3d4a1 - std::panic::catch_unwind::h7e26d612d0087468 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/panic.rs:394 [INFO] [stderr] 27: 0x55fb55f29822 - std::thread::Builder::spawn_unchecked::{{closure}}::h2390620dfcda89ca [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libstd/thread/mod.rs:469 [INFO] [stderr] 28: 0x55fb55f3d7f3 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h5adbf4c6d66ba10e [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/libcore/ops/function.rs:231 [INFO] [stderr] 29: 0x55fb55fb023f - as core::ops::function::FnOnce>::call_once::h55ef432b72ff7a0b [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stderr] 30: 0x55fb55fbcb90 - as core::ops::function::FnOnce>::call_once::h9294a5138530eae1 [INFO] [stderr] at /rustc/61d1607e0f6a18bb4897d6f9b10abeac9e11eb8e/src/liballoc/boxed.rs:746 [INFO] [stderr] 31: 0x55fb55fbcb90 - std::sys_common::thread::start_thread::h0d2733dd32c3723c [INFO] [stderr] at src/libstd/sys_common/thread.rs:13 [INFO] [stderr] 32: 0x55fb55fbcb90 - std::sys::unix::thread::Thread::new::thread_start::hf1005dad6ba8f2b1 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:79 [INFO] [stderr] 33: 0x7f1f17e874a4 - start_thread [INFO] [stderr] 34: 0x7f1f179b2d0f - __clone [INFO] [stderr] 35: 0x0 - [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" "2e5d71dd9a0df3b975aba576a8135135e3dd21642c7d6ccc951133c787905c0e"` [INFO] running `"docker" "rm" "-f" "2e5d71dd9a0df3b975aba576a8135135e3dd21642c7d6ccc951133c787905c0e"` [INFO] [stdout] 2e5d71dd9a0df3b975aba576a8135135e3dd21642c7d6ccc951133c787905c0e