[INFO] fetching crate rusty_pool 0.4.3...
[INFO] testing rusty_pool-0.4.3 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate rusty_pool 0.4.3 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate rusty_pool 0.4.3 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rusty_pool 0.4.3
[INFO] finished tweaking crates.io crate rusty_pool 0.4.3
[INFO] tweaked toml for crates.io crate rusty_pool 0.4.3 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1fd63bb368451bf7ce87c9b1efc3bccda8c4cc29f9bb30d2b8440eab32000514
[INFO] running `Command { std: "docker" "start" "-a" "1fd63bb368451bf7ce87c9b1efc3bccda8c4cc29f9bb30d2b8440eab32000514", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1fd63bb368451bf7ce87c9b1efc3bccda8c4cc29f9bb30d2b8440eab32000514", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fd63bb368451bf7ce87c9b1efc3bccda8c4cc29f9bb30d2b8440eab32000514", kill_on_drop: false }`
[INFO] [stdout] 1fd63bb368451bf7ce87c9b1efc3bccda8c4cc29f9bb30d2b8440eab32000514
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bbf85df14910ce67a8902207b4db00032aec2f708ddbc95c73ba5c87384f1c46
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "bbf85df14910ce67a8902207b4db00032aec2f708ddbc95c73ba5c87384f1c46", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling futures-channel v0.3.8
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling rusty_pool v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 31.65s
[INFO] running `Command { std: "docker" "inspect" "bbf85df14910ce67a8902207b4db00032aec2f708ddbc95c73ba5c87384f1c46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bbf85df14910ce67a8902207b4db00032aec2f708ddbc95c73ba5c87384f1c46", kill_on_drop: false }`
[INFO] [stdout] bbf85df14910ce67a8902207b4db00032aec2f708ddbc95c73ba5c87384f1c46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b52ffb3691adb5dc8d8ce12db3c70ccb542115ae7bd9d510452538f62ad8f8bb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b52ffb3691adb5dc8d8ce12db3c70ccb542115ae7bd9d510452538f62ad8f8bb", kill_on_drop: false }`
[INFO] [stderr]    Compiling rusty_pool v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.74s
[INFO] running `Command { std: "docker" "inspect" "b52ffb3691adb5dc8d8ce12db3c70ccb542115ae7bd9d510452538f62ad8f8bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b52ffb3691adb5dc8d8ce12db3c70ccb542115ae7bd9d510452538f62ad8f8bb", kill_on_drop: false }`
[INFO] [stdout] b52ffb3691adb5dc8d8ce12db3c70ccb542115ae7bd9d510452538f62ad8f8bb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 81af2ec24cfd4f24f40c4d0c07760c0a05cc6459b5e8d9affa29d500cf272aa4
[INFO] running `Command { std: "docker" "start" "-a" "81af2ec24cfd4f24f40c4d0c07760c0a05cc6459b5e8d9affa29d500cf272aa4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rusty_pool-4ff9ad9c9c678ac4
[INFO] [stdout] running 32 tests
[INFO] [stdout] test tests::stress_test ... ignored
[INFO] [stdout] test tests::test_builder_max_size ... ok
[INFO] [stdout] test tests::test_complete_fut ... ok
[INFO] [stdout] test tests::test_empty_join ... ok
[INFO] [stdout] test tests::test_empty_shutdown_join ... ok
[INFO] [stdout] test tests::test_panic_on_0_max_pool_size ... ok
[INFO] [stdout] test tests::test_panic_on_smaller_max_than_core_pool_size ... ok
[INFO] [stdout] test tests::test_evaluate_panic ... ok
[INFO] [stdout] test tests::test_evaluate ... ok
[INFO] [stdout] test tests::test_join_when_complete ... ok
[INFO] [stdout] test tests::test_shutdown_idle_core_pool ... ok
[INFO] [stdout] test tests::test_panic_all ... ok
[INFO] [stdout] test tests::test_shutdown ... ok
[INFO] [stdout] test tests::test_shutdown_after_complete ... ok
[INFO] [stdout] test tests::test_spawn ... ok
[INFO] [stdout] test tests::test_spawn_await ... ok
[INFO] [stdout] test tests::worker_count_test ... ok
[INFO] [stdout] test tests::test_shutdown_core_pool ... ok
[INFO] [stdout] test tests::test_drop_oneshot_receiver ... ok
[INFO] [stdout] test tests::test_drop_all_receivers ... ok
[INFO] [stdout] test tests::test_join ... ok
[INFO] [stdout] test tests::test_join_timeout ... ok
[INFO] [stdout] test tests::test_multiple_evaluate ... ok
[INFO] [stdout] test tests::test_panic_all_core_threads ... ok
[INFO] [stdout] test tests::test_shutdown_join_timeout ... ok
[INFO] [stdout] test tests::test_shutdown_on_complete ... ok
[INFO] [stdout] test tests::test_shutdown_join ... ok
[INFO] [stdout] test tests::test_panic_some ... ok
[INFO] [stdout] test tests::test_multi_thread_join ... ok
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stdout] test tests::test_full_usage ... test tests::test_full_usage has been running for over 60 seconds
[INFO] [stdout] test tests::test_join_enqueued_task ... test tests::test_join_enqueued_task has been running for over 60 seconds
[INFO] [stdout] test tests::test_join_enqueued_task ... ok
[INFO] [stdout] test tests::test_full_usage ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 31 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 75.43s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rusty_pool
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/lib.rs - ThreadPool (line 213) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool (line 198) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool (line 239) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool (line 225) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool (line 276) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 13.59s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "81af2ec24cfd4f24f40c4d0c07760c0a05cc6459b5e8d9affa29d500cf272aa4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81af2ec24cfd4f24f40c4d0c07760c0a05cc6459b5e8d9affa29d500cf272aa4", kill_on_drop: false }`
[INFO] [stdout] 81af2ec24cfd4f24f40c4d0c07760c0a05cc6459b5e8d9affa29d500cf272aa4