[INFO] fetching crate versust 1.0.1...
[INFO] testing versust-1.0.1 against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739-1
[INFO] extracting crate versust 1.0.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate versust 1.0.1
[INFO] finished tweaking crates.io crate versust 1.0.1
[INFO] tweaked toml for crates.io crate versust 1.0.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate versust 1.0.1 on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate versust 1.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 36f7aebf38cba7716303a3ce4c1142064666eae1a1d14ea41cf40437997e7402
[INFO] running `Command { std: "docker" "start" "-a" "36f7aebf38cba7716303a3ce4c1142064666eae1a1d14ea41cf40437997e7402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "36f7aebf38cba7716303a3ce4c1142064666eae1a1d14ea41cf40437997e7402", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36f7aebf38cba7716303a3ce4c1142064666eae1a1d14ea41cf40437997e7402", kill_on_drop: false }`
[INFO] [stdout] 36f7aebf38cba7716303a3ce4c1142064666eae1a1d14ea41cf40437997e7402
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a2edd2d2fefcd831d874ca31a735f42d840e8570b8f8dbea4a5c88ba5ce44c6e
[INFO] running `Command { std: "docker" "start" "-a" "a2edd2d2fefcd831d874ca31a735f42d840e8570b8f8dbea4a5c88ba5ce44c6e", kill_on_drop: false }`
[INFO] [stderr]    Compiling versust v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] running `Command { std: "docker" "inspect" "a2edd2d2fefcd831d874ca31a735f42d840e8570b8f8dbea4a5c88ba5ce44c6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2edd2d2fefcd831d874ca31a735f42d840e8570b8f8dbea4a5c88ba5ce44c6e", kill_on_drop: false }`
[INFO] [stdout] a2edd2d2fefcd831d874ca31a735f42d840e8570b8f8dbea4a5c88ba5ce44c6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96e8b0aac7c298ceb3ba10875646c1c2c4d4f5b4ef49e0aa56e6562b77c7ee6c
[INFO] running `Command { std: "docker" "start" "-a" "96e8b0aac7c298ceb3ba10875646c1c2c4d4f5b4ef49e0aa56e6562b77c7ee6c", kill_on_drop: false }`
[INFO] [stderr]    Compiling versust v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "96e8b0aac7c298ceb3ba10875646c1c2c4d4f5b4ef49e0aa56e6562b77c7ee6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96e8b0aac7c298ceb3ba10875646c1c2c4d4f5b4ef49e0aa56e6562b77c7ee6c", kill_on_drop: false }`
[INFO] [stdout] 96e8b0aac7c298ceb3ba10875646c1c2c4d4f5b4ef49e0aa56e6562b77c7ee6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 26ac3002c6ffb4a26a55724375fac4549b76b965780d0044f5f188fec830bb59
[INFO] running `Command { std: "docker" "start" "-a" "26ac3002c6ffb4a26a55724375fac4549b76b965780d0044f5f188fec830bb59", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/versust-5813a05f89ae701e)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test concurrency::race::tests::race_fails_on_empty_jobs ... ok
[INFO] [stdout] test concurrency::rush::tests::rush_fails_on_empty_jobs ... ok
[INFO] [stdout] test concurrency::rush::tests::rush_runs_correctly ... ok
[INFO] [stdout] test tests::test_concurrency ... ok
[INFO] [stdout] test concurrency::race::tests::race_runs_correctly ... ok
[INFO] [stdout] test concurrency::rush::tests::rush_fails_when_all_jobs_panic ... ok
[INFO] [stdout] test concurrency::branch::tests::branch_runs_correctly ... ok
[INFO] [stdout] test concurrency::race::tests::race_fails_when_all_jobs_panic ... ok
[INFO] [stdout] test concurrency::sync::tests::sync_runs_correctly ... ok
[INFO] [stdout] test concurrency::race::tests::race_run_jobs_atomically ... ok
[INFO] [stdout] test concurrency::race::tests::race_terminates_other_jobs ... ok
[INFO] [stdout] test concurrency::rush::tests::rush_runs_remaining_jobs ... ok
[INFO] [stdout] test concurrency::branch::tests::branch_returns_immediately ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.30s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests versust
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test src/concurrency/rush.rs - concurrency::rush::rush (line 17) ... ok
[INFO] [stdout] test src/concurrency/rush.rs - concurrency::rush::rush (line 97) ... ok
[INFO] [stdout] test src/concurrency/race.rs - concurrency::race::race (line 197) ... FAILED
[INFO] [stdout] test src/concurrency/branch.rs - concurrency::branch::branch (line 15) ... ok
[INFO] [stdout] test src/concurrency/race.rs - concurrency::race::race (line 28) ... ok
[INFO] [stdout] test src/concurrency/sync.rs - concurrency::sync::sync (line 37) ... ok
[INFO] [stdout] test src/concurrency/sync.rs - concurrency::sync::sync (line 82) ... ok
[INFO] [stdout] test src/concurrency/sync.rs - concurrency::sync::sync (line 15) ... ok
[INFO] [stdout] test src/concurrency/branch.rs - concurrency::branch::branch (line 37) ... ok
[INFO] [stdout] test src/concurrency/branch.rs - concurrency::branch::branch (line 84) ... ok
[INFO] [stdout] test src/concurrency/rush.rs - concurrency::rush::rush (line 38) ... ok
[INFO] [stdout] test src/concurrency/race.rs - concurrency::race::race (line 69) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/concurrency/race.rs - concurrency::race::race (line 197) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (114) panicked at /tmp/rustdoctestX4N8sI/doctest_bundle_2024.rs:130:1:
[INFO] [stdout] assertion `left == right` failed
[INFO] [stdout]   left: 4
[INFO] [stdout]  right: 5
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x59c489bea8ca - std[ec419fa8110287d5]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x59c489bea8ca - std[ec419fa8110287d5]::backtrace_rs::backtrace::trace_unsynchronized::<std[ec419fa8110287d5]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x59c489bea8ca - std[ec419fa8110287d5]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x59c489bea8ca - <<std[ec419fa8110287d5]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[35159d6ffb30e017]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x59c489bfe71a - <core[35159d6ffb30e017]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x59c489bfe71a - core[35159d6ffb30e017]::fmt::write
[INFO] [stdout]    6:     0x59c489befc52 - std[ec419fa8110287d5]::io::default_write_fmt::<std[ec419fa8110287d5]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/io/mod.rs:621:11
[INFO] [stdout]    7:     0x59c489befc52 - <std[ec419fa8110287d5]::sys::stdio::unix::Stderr as std[ec419fa8110287d5]::io::Write>::write_fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/io/mod.rs:1976:13
[INFO] [stdout]    8:     0x59c489bc950f - <std[ec419fa8110287d5]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x59c489bc950f - std[ec419fa8110287d5]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x59c489be2b81 - std[ec419fa8110287d5]::panicking::default_hook
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x59c489be2d3b - std[ec419fa8110287d5]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:825:13
[INFO] [stdout]   12:     0x59c489bc95c8 - std[ec419fa8110287d5]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:698:13
[INFO] [stdout]   13:     0x59c489bc0eb9 - std[ec419fa8110287d5]::sys::backtrace::__rust_end_short_backtrace::<std[ec419fa8110287d5]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x59c489bca3fd - __rustc[cfb3622dd870db93]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:689:5
[INFO] [stdout]   15:     0x59c489bfeeac - core[35159d6ffb30e017]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x59c489bfed63 - core[35159d6ffb30e017]::panicking::assert_failed_inner
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/panicking.rs:439:17
[INFO] [stdout]   17:     0x59c489b4505c - core[35159d6ffb30e017]::panicking::assert_failed::<u8, u8>
[INFO] [stdout]   18:     0x59c489b6a11c - doctest_bundle_2024[4e6eee4c6eec5a4a]::__doctest_3::main
[INFO] [stdout]   19:     0x59c489b6a1e6 - doctest_bundle_2024[4e6eee4c6eec5a4a]::__doctest_3::__main_fn
[INFO] [stdout]   20:     0x59c489b39241 - doctest_runner_2024[16ee0b818ff6a0a3]::__doctest_3::TEST::{closure#0}
[INFO] [stdout]   21:     0x59c489b3d8f6 - <doctest_runner_2024[16ee0b818ff6a0a3]::__doctest_3::TEST::{closure#0} as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   22:     0x59c489b39dfb - doctest_runner_2024[16ee0b818ff6a0a3]::main
[INFO] [stdout]   23:     0x59c489b3d793 - <fn() -> std[ec419fa8110287d5]::process::ExitCode as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   24:     0x59c489b38906 - std[ec419fa8110287d5]::sys::backtrace::__rust_begin_short_backtrace::<fn() -> std[ec419fa8110287d5]::process::ExitCode, std[ec419fa8110287d5]::process::ExitCode>
[INFO] [stdout]   25:     0x59c489b38ee9 - std[ec419fa8110287d5]::rt::lang_start::<std[ec419fa8110287d5]::process::ExitCode>::{closure#0}
[INFO] [stdout]   26:     0x59c489be1807 - <&dyn core[35159d6ffb30e017]::ops::function::Fn<(), Output = i32> + core[35159d6ffb30e017]::marker::Sync + core[35159d6ffb30e017]::panic::unwind_safe::RefUnwindSafe as core[35159d6ffb30e017]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   27:     0x59c489be1807 - std[ec419fa8110287d5]::panicking::catch_unwind::do_call::<&dyn core[35159d6ffb30e017]::ops::function::Fn<(), Output = i32> + core[35159d6ffb30e017]::marker::Sync + core[35159d6ffb30e017]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:581:40
[INFO] [stdout]   28:     0x59c489be1807 - std[ec419fa8110287d5]::panicking::catch_unwind::<i32, &dyn core[35159d6ffb30e017]::ops::function::Fn<(), Output = i32> + core[35159d6ffb30e017]::marker::Sync + core[35159d6ffb30e017]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x59c489be1807 - std[ec419fa8110287d5]::panic::catch_unwind::<&dyn core[35159d6ffb30e017]::ops::function::Fn<(), Output = i32> + core[35159d6ffb30e017]::marker::Sync + core[35159d6ffb30e017]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x59c489be1807 - std[ec419fa8110287d5]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/rt.rs:175:24
[INFO] [stdout]   31:     0x59c489be1807 - std[ec419fa8110287d5]::panicking::catch_unwind::do_call::<std[ec419fa8110287d5]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:581:40
[INFO] [stdout]   32:     0x59c489be1807 - std[ec419fa8110287d5]::panicking::catch_unwind::<isize, std[ec419fa8110287d5]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panicking.rs:544:19
[INFO] [stdout]   33:     0x59c489be1807 - std[ec419fa8110287d5]::panic::catch_unwind::<std[ec419fa8110287d5]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/panic.rs:359:14
[INFO] [stdout]   34:     0x59c489be1807 - std[ec419fa8110287d5]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/33835004928d3bf65db4d4712e1330766263b0bd/library/std/src/rt.rs:171:5
[INFO] [stdout]   35:     0x59c489b38741 - std[ec419fa8110287d5]::rt::lang_start::<std[ec419fa8110287d5]::process::ExitCode>
[INFO] [stdout]   36:     0x59c489b3dc75 - main
[INFO] [stdout]   37:     0x7abee40821ca - <unknown>
[INFO] [stdout]   38:     0x7abee408228b - __libc_start_main
[INFO] [stdout]   39:     0x59c489b36965 - _start
[INFO] [stdout]   40:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/concurrency/race.rs - concurrency::race::race (line 197)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 11 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 1.26s; merged doctests compilation took 1.04s
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "26ac3002c6ffb4a26a55724375fac4549b76b965780d0044f5f188fec830bb59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26ac3002c6ffb4a26a55724375fac4549b76b965780d0044f5f188fec830bb59", kill_on_drop: false }`
[INFO] [stdout] 26ac3002c6ffb4a26a55724375fac4549b76b965780d0044f5f188fec830bb59
