[INFO] fetching crate safina-threadpool 0.1.4...
[INFO] testing safina-threadpool-0.1.4 against 1.59.0 for beta-1.60-1
[INFO] extracting crate safina-threadpool 0.1.4 into /workspace/builds/worker-65/source
[INFO] validating manifest of crates.io crate safina-threadpool 0.1.4 on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate safina-threadpool 0.1.4
[INFO] finished tweaking crates.io crate safina-threadpool 0.1.4
[INFO] tweaked toml for crates.io crate safina-threadpool 0.1.4 written to /workspace/builds/worker-65/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e7a38e4018fc68cc1841e21c87baaeb04035c87c02aeadf7ddeb2ec5677fe9a
[INFO] running `Command { std: "docker" "start" "-a" "4e7a38e4018fc68cc1841e21c87baaeb04035c87c02aeadf7ddeb2ec5677fe9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e7a38e4018fc68cc1841e21c87baaeb04035c87c02aeadf7ddeb2ec5677fe9a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e7a38e4018fc68cc1841e21c87baaeb04035c87c02aeadf7ddeb2ec5677fe9a", kill_on_drop: false }`
[INFO] [stdout] 4e7a38e4018fc68cc1841e21c87baaeb04035c87c02aeadf7ddeb2ec5677fe9a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5680ea386f17f7be7c73e9bf8586d4557013ab7557fcd9e84afb31415a9e66a
[INFO] running `Command { std: "docker" "start" "-a" "e5680ea386f17f7be7c73e9bf8586d4557013ab7557fcd9e84afb31415a9e66a", kill_on_drop: false }`
[INFO] [stderr]    Compiling safina-threadpool v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "e5680ea386f17f7be7c73e9bf8586d4557013ab7557fcd9e84afb31415a9e66a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5680ea386f17f7be7c73e9bf8586d4557013ab7557fcd9e84afb31415a9e66a", kill_on_drop: false }`
[INFO] [stdout] e5680ea386f17f7be7c73e9bf8586d4557013ab7557fcd9e84afb31415a9e66a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6f9829639ab7ae1dde4c0b502de19b6b1bccc890772b1f3fac6b9d7a26231b1e
[INFO] running `Command { std: "docker" "start" "-a" "6f9829639ab7ae1dde4c0b502de19b6b1bccc890772b1f3fac6b9d7a26231b1e", kill_on_drop: false }`
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling safina-sync v0.1.6
[INFO] [stderr]    Compiling safina-threadpool v0.1.4
[INFO] [stderr]    Compiling safina-executor v0.1.7
[INFO] [stderr]    Compiling safina-timer v0.1.10
[INFO] [stderr]    Compiling safina-threadpool v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.74s
[INFO] running `Command { std: "docker" "inspect" "6f9829639ab7ae1dde4c0b502de19b6b1bccc890772b1f3fac6b9d7a26231b1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f9829639ab7ae1dde4c0b502de19b6b1bccc890772b1f3fac6b9d7a26231b1e", kill_on_drop: false }`
[INFO] [stdout] 6f9829639ab7ae1dde4c0b502de19b6b1bccc890772b1f3fac6b9d7a26231b1e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-65/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 47b8025c324352f86c70e108f931155cea0b5934b190018a60cdfd771cb54aff
[INFO] running `Command { std: "docker" "start" "-a" "47b8025c324352f86c70e108f931155cea0b5934b190018a60cdfd771cb54aff", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/safina_threadpool-6cda1eaf0386c892)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test atomic_counter ... ok
[INFO] [stdout] test atomic_counter_many_readers ... ok
[INFO] [stdout] test threads_stop_after_pool_drops ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.31s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-dbfcf297601e4677)
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test queue_full_display ... ok
[INFO] [stdout] test schedule_should_run_the_fn ... ok
[INFO] [stdout] test test_size ... ok
[INFO] [stdout] test try_schedule_should_run_the_fn ... ok
[INFO] [stdout] test empty_name ... ok
[INFO] [stdout] test zero_size ... ok
[INFO] [stdout] test try_schedule_queue_full ... ok
[INFO] [stdout] test should_name_threads_consecutively ... ok
[INFO] [stdout] test test_num_live_threads ... ok
[INFO] [stdout] test check_concurrency1 ... ok
[INFO] [stdout] test should_respawn_after_recv ... ok
[INFO] [stdout] test schedule_should_start_a_thread_if_none ... ok
[INFO] [stdout] test should_respawn_after_executing_job ... ok
[INFO] [stdout] test check_concurrency5 ... ok
[INFO] [stdout] test check_concurrency2 ... ok
[INFO] [stdout] test should_respawn_when_idle ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.82s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests safina-threadpool
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - ThreadPool (line 235) ... ok
[INFO] [stdout] test src/lib.rs - (line 27) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool (line 260) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.44s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "47b8025c324352f86c70e108f931155cea0b5934b190018a60cdfd771cb54aff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "47b8025c324352f86c70e108f931155cea0b5934b190018a60cdfd771cb54aff", kill_on_drop: false }`
[INFO] [stdout] 47b8025c324352f86c70e108f931155cea0b5934b190018a60cdfd771cb54aff