[INFO] fetching crate blocking-threadpool 1.0.1...
[INFO] testing blocking-threadpool-1.0.1 against master#0d162b25edd5bf0dba9a22e83b614f1113e90474 for pr-150681
[INFO] extracting crate blocking-threadpool 1.0.1 into /workspace/builds/worker-0-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-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate blocking-threadpool 1.0.1 on toolchain 0d162b25edd5bf0dba9a22e83b614f1113e90474
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "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" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "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" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 29431c6893f6e2a1f5bfc4b31231bbf834f11024a9550c19d623e33c00c64a90
[INFO] running `Command { std: "docker" "start" "-a" "29431c6893f6e2a1f5bfc4b31231bbf834f11024a9550c19d623e33c00c64a90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "29431c6893f6e2a1f5bfc4b31231bbf834f11024a9550c19d623e33c00c64a90", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29431c6893f6e2a1f5bfc4b31231bbf834f11024a9550c19d623e33c00c64a90", kill_on_drop: false }`
[INFO] [stdout] 29431c6893f6e2a1f5bfc4b31231bbf834f11024a9550c19d623e33c00c64a90
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7113400ae10d6dc334f3391fcc2087d599d14f540c2f6edbaa9e5593e0c5ec8
[INFO] running `Command { std: "docker" "start" "-a" "c7113400ae10d6dc334f3391fcc2087d599d14f540c2f6edbaa9e5593e0c5ec8", 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 1.81s
[INFO] running `Command { std: "docker" "inspect" "c7113400ae10d6dc334f3391fcc2087d599d14f540c2f6edbaa9e5593e0c5ec8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7113400ae10d6dc334f3391fcc2087d599d14f540c2f6edbaa9e5593e0c5ec8", kill_on_drop: false }`
[INFO] [stdout] c7113400ae10d6dc334f3391fcc2087d599d14f540c2f6edbaa9e5593e0c5ec8
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 422d4a26fe642ee41149c093e79528cd53fb8b9ebe647ce0eed9d824108e1f32
[INFO] running `Command { std: "docker" "start" "-a" "422d4a26fe642ee41149c093e79528cd53fb8b9ebe647ce0eed9d824108e1f32", 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 1.28s
[INFO] running `Command { std: "docker" "inspect" "422d4a26fe642ee41149c093e79528cd53fb8b9ebe647ce0eed9d824108e1f32", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "422d4a26fe642ee41149c093e79528cd53fb8b9ebe647ce0eed9d824108e1f32", kill_on_drop: false }`
[INFO] [stdout] 422d4a26fe642ee41149c093e79528cd53fb8b9ebe647ce0eed9d824108e1f32
[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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+0d162b25edd5bf0dba9a22e83b614f1113e90474" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6f571e5ff4872a22fc1a77b63428f961eae3369daf821ec6feb54f3fd62a24cb
[INFO] running `Command { std: "docker" "start" "-a" "6f571e5ff4872a22fc1a77b63428f961eae3369daf821ec6feb54f3fd62a24cb", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/blocking_threadpool-567208b82997696c)
[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_send ... ok
[INFO] [stdout] test test::test_send_shared_data ... 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_should_not_panic_on_drop_if_subtasks_panic_after_drop ... ok
[INFO] [stdout] test test::test_name ... ok
[INFO] [stdout] test test::test_recovery_from_subtask_panic ... ok
[INFO] [stdout] test test::test_zero_tasks_panic - should panic ... ok
[INFO] [stdout] test test::test_debug ... ok
[INFO] [stdout] test test::test_active_count ... 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_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 24.03s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests blocking_threadpool
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test src/lib.rs - Builder::build (line 319) ... ok
[INFO] [stdout] test src/lib.rs - Builder (line 150) ... ok
[INFO] [stdout] test src/lib.rs - Builder::new (line 171) ... 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 - Builder::num_threads (line 196) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool::eq (line 753) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool::new (line 408) ... ok
[INFO] [stdout] test src/lib.rs - Builder::thread_stack_size (line 296) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool::join (line 643) ... ok
[INFO] [stdout] test src/lib.rs - Builder::thread_name (line 267) ... ok
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool::clone (line 691) ... ok
[INFO] [stdout] test src/lib.rs - ThreadPool::with_name (line 426) ... ok
[INFO] [stdout] test src/lib.rs - (line 48) ... 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 10.95s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6f571e5ff4872a22fc1a77b63428f961eae3369daf821ec6feb54f3fd62a24cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f571e5ff4872a22fc1a77b63428f961eae3369daf821ec6feb54f3fd62a24cb", kill_on_drop: false }`
[INFO] [stdout] 6f571e5ff4872a22fc1a77b63428f961eae3369daf821ec6feb54f3fd62a24cb