[INFO] fetching crate blocking-threadpool 1.0.1...
[INFO] testing blocking-threadpool-1.0.1 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate blocking-threadpool 1.0.1 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate blocking-threadpool 1.0.1
[INFO] finished tweaking crates.io crate blocking-threadpool 1.0.1
[INFO] tweaked toml for crates.io crate blocking-threadpool 1.0.1 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate blocking-threadpool 1.0.1 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hermit-abi v0.5.2
[INFO] [stderr]   Downloaded num_cpus v1.17.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be47620a73675d0efbdb3f0b9010a7bbac2f48147d23173175388f01488020a9
[INFO] running `Command { std: "docker" "start" "-a" "be47620a73675d0efbdb3f0b9010a7bbac2f48147d23173175388f01488020a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be47620a73675d0efbdb3f0b9010a7bbac2f48147d23173175388f01488020a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be47620a73675d0efbdb3f0b9010a7bbac2f48147d23173175388f01488020a9", kill_on_drop: false }`
[INFO] [stdout] be47620a73675d0efbdb3f0b9010a7bbac2f48147d23173175388f01488020a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d953d4b9c2acb5457d59911cda189f91e99f32517375518ecb95385bdc507f84
[INFO] running `Command { std: "docker" "start" "-a" "d953d4b9c2acb5457d59911cda189f91e99f32517375518ecb95385bdc507f84", kill_on_drop: false }`
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling crossbeam-channel v0.5.15
[INFO] [stderr]    Compiling blocking-threadpool v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "d953d4b9c2acb5457d59911cda189f91e99f32517375518ecb95385bdc507f84", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d953d4b9c2acb5457d59911cda189f91e99f32517375518ecb95385bdc507f84", kill_on_drop: false }`
[INFO] [stdout] d953d4b9c2acb5457d59911cda189f91e99f32517375518ecb95385bdc507f84
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7757d5bc112a4a7aab2e2e7761f858070fb3f19f1fe0243838e442eb080ba32c
[INFO] running `Command { std: "docker" "start" "-a" "7757d5bc112a4a7aab2e2e7761f858070fb3f19f1fe0243838e442eb080ba32c", kill_on_drop: false }`
[INFO] [stderr]    Compiling blocking-threadpool v1.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "7757d5bc112a4a7aab2e2e7761f858070fb3f19f1fe0243838e442eb080ba32c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7757d5bc112a4a7aab2e2e7761f858070fb3f19f1fe0243838e442eb080ba32c", kill_on_drop: false }`
[INFO] [stdout] 7757d5bc112a4a7aab2e2e7761f858070fb3f19f1fe0243838e442eb080ba32c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 49029ddc1ffb2f4839560c33382c0cc82824962e8f79536d9018a2f1f91adf89
[INFO] running `Command { std: "docker" "start" "-a" "49029ddc1ffb2f4839560c33382c0cc82824962e8f79536d9018a2f1f91adf89", 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-ca44239aa381acd1)
[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_send ... ok
[INFO] [stdout] test test::test_send_shared_data ... ok
[INFO] [stdout] test test::test_multi_join ... ok
[INFO] [stdout] test test::test_sync_shared_data ... ok
[INFO] [stdout] test test::test_works ... ok
[INFO] [stdout] test test::test_shrink ... ok
[INFO] [stdout] test test::test_name ... ok
[INFO] [stdout] test test::test_zero_tasks_panic - should panic ... ok
[INFO] [stdout] test test::test_recovery_from_subtask_panic ... ok
[INFO] [stdout] test test::test_should_not_panic_on_drop_if_subtasks_panic_after_drop ... ok
[INFO] [stdout] test test::test_active_count ... ok
[INFO] [stdout] test test::test_debug ... ok
[INFO] [stdout] test test::test_bounded_pool ... 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_set_num_threads_increasing ... ok
[INFO] [stdout] test test::test_repeate_join ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 24.04s
[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 - ThreadPool::new (line 408) ... ok
[INFO] [stdout] test src/lib.rs - Builder (line 150) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool::eq (line 753) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool::max_count (line 533) ... ok
[INFO] [stdout] test src/lib.rs - Builder::num_threads (line 196) ... 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 - ThreadPool::execute (line 463) ... ok
[INFO] [stdout] test src/lib.rs - Builder::build (line 319) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool::with_name (line 426) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool::join (line 643) ... ok
[INFO] [stdout] test src/lib.rs - Builder::thread_stack_size (line 296) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool::clone (line 691) ... ok
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool::panic_count (line 550) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool::active_count (line 510) ... 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 10.91s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "49029ddc1ffb2f4839560c33382c0cc82824962e8f79536d9018a2f1f91adf89", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49029ddc1ffb2f4839560c33382c0cc82824962e8f79536d9018a2f1f91adf89", kill_on_drop: false }`
[INFO] [stdout] 49029ddc1ffb2f4839560c33382c0cc82824962e8f79536d9018a2f1f91adf89