[INFO] fetching crate blocking-threadpool 1.0.3...
[INFO] testing blocking-threadpool-1.0.3 against master#c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af for pr-154756
[INFO] extracting crate blocking-threadpool 1.0.3 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate blocking-threadpool 1.0.3
[INFO] finished tweaking crates.io crate blocking-threadpool 1.0.3
[INFO] tweaked toml for crates.io crate blocking-threadpool 1.0.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate blocking-threadpool 1.0.3 on toolchain c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate blocking-threadpool 1.0.3 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" "+c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libc v0.2.180
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d4a5d84a4fc09a7571ae1cc248af422cc513735b3e0142bc85e74f1373cf0f8c
[INFO] running `Command { std: "docker" "start" "-a" "d4a5d84a4fc09a7571ae1cc248af422cc513735b3e0142bc85e74f1373cf0f8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d4a5d84a4fc09a7571ae1cc248af422cc513735b3e0142bc85e74f1373cf0f8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4a5d84a4fc09a7571ae1cc248af422cc513735b3e0142bc85e74f1373cf0f8c", kill_on_drop: false }`
[INFO] [stdout] d4a5d84a4fc09a7571ae1cc248af422cc513735b3e0142bc85e74f1373cf0f8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7ebdc737dbeaecdf4cd7e2facb75385aaf8706b0b56afe92b41020c16c83e66
[INFO] running `Command { std: "docker" "start" "-a" "e7ebdc737dbeaecdf4cd7e2facb75385aaf8706b0b56afe92b41020c16c83e66", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling blocking-threadpool v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "e7ebdc737dbeaecdf4cd7e2facb75385aaf8706b0b56afe92b41020c16c83e66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7ebdc737dbeaecdf4cd7e2facb75385aaf8706b0b56afe92b41020c16c83e66", kill_on_drop: false }`
[INFO] [stdout] e7ebdc737dbeaecdf4cd7e2facb75385aaf8706b0b56afe92b41020c16c83e66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1d182450712fb41e1759f55f3561a1e2e768820478430825a17d6dff0a298a5
[INFO] running `Command { std: "docker" "start" "-a" "d1d182450712fb41e1759f55f3561a1e2e768820478430825a17d6dff0a298a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling blocking-threadpool v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "d1d182450712fb41e1759f55f3561a1e2e768820478430825a17d6dff0a298a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1d182450712fb41e1759f55f3561a1e2e768820478430825a17d6dff0a298a5", kill_on_drop: false }`
[INFO] [stdout] d1d182450712fb41e1759f55f3561a1e2e768820478430825a17d6dff0a298a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "+c2efcc4ae006a6b2761cb42572fc9cee0d1ce4af" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6f6073b10791c459459f5a0be5c286c7fafe9de1e1f82c373943e2729218a6f9
[INFO] running `Command { std: "docker" "start" "-a" "6f6073b10791c459459f5a0be5c286c7fafe9de1e1f82c373943e2729218a6f9", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/blocking_threadpool-8e6a45dde537f711)
[INFO] [stdout] 
[INFO] [stdout] running 22 tests
[INFO] [stdout] test test::test_cloned_eq ... ok
[INFO] [stdout] test test::test_empty_pool ... ok
[INFO] [stdout] test test::test_multi_join ... ok
[INFO] [stdout] test test::test_name ... ok
[INFO] [stdout] test test::test_recovery_from_subtask_panic ... ok
[INFO] [stdout] test test::test_active_count ... ok
[INFO] [stdout] test test::test_send ... ok
[INFO] [stdout] test test::test_send_shared_data ... ok
[INFO] [stdout] test test::test_debug ... ok
[INFO] [stdout] test test::test_bounded_pool ... ok
[INFO] [stdout] test test::test_should_not_panic_on_drop_if_subtasks_panic_after_drop ... ok
[INFO] [stdout] test test::test_shrink ... ok
[INFO] [stdout] test test::test_sync_shared_data ... ok
[INFO] [stdout] test test::test_works ... ok
[INFO] [stdout] test test::test_zero_tasks_panic - should panic ... ok
[INFO] [stdout] test test::test_massive_task_creation ... ok
[INFO] [stdout] test test::test_join_wavesurfer ... ok
[INFO] [stdout] test test::test_clone ... ok
[INFO] [stdout] test test::test_no_fun_or_joy ... ok
[INFO] [stdout] test test::test_set_num_threads_decreasing ... ok
[INFO] [stdout] test test::test_repeate_join ... ok
[INFO] [stdout] test test::test_set_num_threads_increasing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 25.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests blocking_threadpool
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test src/lib.rs - Builder::new (line 171) ... ok
[INFO] [stdout] test src/lib.rs - Builder (line 150) ... ok
[INFO] [stdout] test src/lib.rs - Builder::build (line 319) ... ok
[INFO] [stdout] test src/lib.rs - (line 48) ... ok
[INFO] [stdout] test src/lib.rs - Builder::thread_name (line 267) ... ok
[INFO] [stdout] test src/lib.rs - Builder::num_threads (line 196) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool::eq (line 753) ... ok
[INFO] [stdout] test src/lib.rs - Builder::thread_stack_size (line 296) ... ok
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool::new (line 408) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool::max_count (line 533) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool::execute (line 463) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool::panic_count (line 550) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool::join (line 643) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool::clone (line 691) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool::active_count (line 510) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool::with_name (line 426) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool::queued_count (line 487) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool::set_num_threads (line 586) ... ok
[INFO] [stdout] test src/lib.rs - Builder::queue_len (line 232) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 20 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 10.81s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6f6073b10791c459459f5a0be5c286c7fafe9de1e1f82c373943e2729218a6f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f6073b10791c459459f5a0be5c286c7fafe9de1e1f82c373943e2729218a6f9", kill_on_drop: false }`
[INFO] [stdout] 6f6073b10791c459459f5a0be5c286c7fafe9de1e1f82c373943e2729218a6f9