[INFO] fetching crate stateful_async_worker 0.1.2...
[INFO] testing stateful_async_worker-0.1.2 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate stateful_async_worker 0.1.2 into /workspace/builds/worker-22/source
[INFO] validating manifest of crates.io crate stateful_async_worker 0.1.2 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate stateful_async_worker 0.1.2
[INFO] finished tweaking crates.io crate stateful_async_worker 0.1.2
[INFO] tweaked toml for crates.io crate stateful_async_worker 0.1.2 written to /workspace/builds/worker-22/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num_cpus v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3496ae2efebc3069b1a8cceaf39f8e1bd3064333c10570971a2b4980edd36dea
[INFO] running `Command { std: "docker" "start" "-a" "3496ae2efebc3069b1a8cceaf39f8e1bd3064333c10570971a2b4980edd36dea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3496ae2efebc3069b1a8cceaf39f8e1bd3064333c10570971a2b4980edd36dea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3496ae2efebc3069b1a8cceaf39f8e1bd3064333c10570971a2b4980edd36dea", kill_on_drop: false }`
[INFO] [stdout] 3496ae2efebc3069b1a8cceaf39f8e1bd3064333c10570971a2b4980edd36dea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa2ef037d36905912345dd6a691d6e68e449aaea7a85569a722e9407378e1f7d
[INFO] running `Command { std: "docker" "start" "-a" "fa2ef037d36905912345dd6a691d6e68e449aaea7a85569a722e9407378e1f7d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling futures-channel v0.3.17
[INFO] [stderr]    Compiling proc-macro-nested v0.1.7
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling futures-sink v0.3.17
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling futures-io v0.3.17
[INFO] [stderr]    Compiling pin-utils v0.1.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling slab v0.4.5
[INFO] [stderr]    Compiling pin-project-lite v0.2.7
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling futures-macro v0.3.17
[INFO] [stderr]    Compiling memoffset v0.5.6
[INFO] [stderr]    Compiling futures-util v0.3.17
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num_cpus v0.1.0
[INFO] [stderr]    Compiling crossbeam-queue v0.2.3
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling crossbeam-deque v0.7.4
[INFO] [stderr]    Compiling crossbeam v0.7.3
[INFO] [stderr]    Compiling futures-executor v0.3.17
[INFO] [stderr]    Compiling futures v0.3.17
[INFO] [stderr]    Compiling stateful_async_worker v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.27s
[INFO] running `Command { std: "docker" "inspect" "fa2ef037d36905912345dd6a691d6e68e449aaea7a85569a722e9407378e1f7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa2ef037d36905912345dd6a691d6e68e449aaea7a85569a722e9407378e1f7d", kill_on_drop: false }`
[INFO] [stdout] fa2ef037d36905912345dd6a691d6e68e449aaea7a85569a722e9407378e1f7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 36260ef5958401022401e55b772075e9f14944d55baf45c7a7a2eb13d6228d57
[INFO] running `Command { std: "docker" "start" "-a" "36260ef5958401022401e55b772075e9f14944d55baf45c7a7a2eb13d6228d57", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling stateful_async_worker v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.69s
[INFO] running `Command { std: "docker" "inspect" "36260ef5958401022401e55b772075e9f14944d55baf45c7a7a2eb13d6228d57", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "36260ef5958401022401e55b772075e9f14944d55baf45c7a7a2eb13d6228d57", kill_on_drop: false }`
[INFO] [stdout] 36260ef5958401022401e55b772075e9f14944d55baf45c7a7a2eb13d6228d57
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4cd725955e9b258c05ad32cb9f8c26094d5aca62ef276f8219701f5ab4ce470b
[INFO] running `Command { std: "docker" "start" "-a" "4cd725955e9b258c05ad32cb9f8c26094d5aca62ef276f8219701f5ab4ce470b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/stateful_async_worker-fdcce76c562b8b0d)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test worker_thread::tests::test_worker_thread ... ok
[INFO] [stdout] test thread_pool::tests::test_thread_pool_concurrency ... ok
[INFO] [stdout] test thread_pool::tests::test_thread_pool_rwlock ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.23s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests stateful_async_worker
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.95s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4cd725955e9b258c05ad32cb9f8c26094d5aca62ef276f8219701f5ab4ce470b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cd725955e9b258c05ad32cb9f8c26094d5aca62ef276f8219701f5ab4ce470b", kill_on_drop: false }`
[INFO] [stdout] 4cd725955e9b258c05ad32cb9f8c26094d5aca62ef276f8219701f5ab4ce470b