[INFO] fetching crate background-jobs 0.12.0...
[INFO] testing background-jobs-0.12.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate background-jobs 0.12.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate background-jobs 0.12.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate background-jobs 0.12.0
[INFO] finished tweaking crates.io crate background-jobs 0.12.0
[INFO] tweaked toml for crates.io crate background-jobs 0.12.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded background-jobs-actix v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] becfa0feeae746540ba01daca9b43d1102ca11460a34279805979ca37001d7c0
[INFO] running `Command { std: "docker" "start" "-a" "becfa0feeae746540ba01daca9b43d1102ca11460a34279805979ca37001d7c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "becfa0feeae746540ba01daca9b43d1102ca11460a34279805979ca37001d7c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "becfa0feeae746540ba01daca9b43d1102ca11460a34279805979ca37001d7c0", kill_on_drop: false }`
[INFO] [stdout] becfa0feeae746540ba01daca9b43d1102ca11460a34279805979ca37001d7c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b42e4dd14ae57e68f044f1450b48b3b47368fb15111bd141e9cf3f48085e6105
[INFO] running `Command { std: "docker" "start" "-a" "b42e4dd14ae57e68f044f1450b48b3b47368fb15111bd141e9cf3f48085e6105", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling libc v0.2.119
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling parking_lot_core v0.9.1
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling pin-project-lite v0.2.8
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling itoa v1.0.1
[INFO] [stderr]    Compiling once_cell v1.9.0
[INFO] [stderr]    Compiling async-trait v0.1.52
[INFO] [stderr]    Compiling anyhow v1.0.55
[INFO] [stderr]    Compiling serde_json v1.0.79
[INFO] [stderr]    Compiling num_threads v0.1.3
[INFO] [stderr]    Compiling ryu v1.0.9
[INFO] [stderr]    Compiling event-listener v2.5.2
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling tracing-core v0.1.22
[INFO] [stderr]    Compiling async-mutex v1.4.0
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling mio v0.8.0
[INFO] [stderr]    Compiling getrandom v0.2.5
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling parking_lot v0.12.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.10
[INFO] [stderr]    Compiling tracing-attributes v0.1.19
[INFO] [stderr]    Compiling tokio-macros v1.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling actix-macros v0.2.3
[INFO] [stderr]    Compiling tokio v1.17.0
[INFO] [stderr]    Compiling pin-project v1.0.10
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling tracing v0.1.31
[INFO] [stderr]    Compiling tracing-futures v0.2.5
[INFO] [stderr]    Compiling actix-rt v2.6.0
[INFO] [stderr]    Compiling uuid v0.8.2
[INFO] [stderr]    Compiling time v0.3.7
[INFO] [stderr]    Compiling background-jobs-core v0.12.0
[INFO] [stderr]    Compiling background-jobs-actix v0.12.0
[INFO] [stderr]    Compiling background-jobs v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.46s
[INFO] running `Command { std: "docker" "inspect" "b42e4dd14ae57e68f044f1450b48b3b47368fb15111bd141e9cf3f48085e6105", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b42e4dd14ae57e68f044f1450b48b3b47368fb15111bd141e9cf3f48085e6105", kill_on_drop: false }`
[INFO] [stdout] b42e4dd14ae57e68f044f1450b48b3b47368fb15111bd141e9cf3f48085e6105
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 176160306f9e285f79e5ab1bacc3d9fd0fb9b0ea09c81be55fd5b3b7d242d93d
[INFO] running `Command { std: "docker" "start" "-a" "176160306f9e285f79e5ab1bacc3d9fd0fb9b0ea09c81be55fd5b3b7d242d93d", kill_on_drop: false }`
[INFO] [stderr]    Compiling background-jobs v0.12.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.35s
[INFO] running `Command { std: "docker" "inspect" "176160306f9e285f79e5ab1bacc3d9fd0fb9b0ea09c81be55fd5b3b7d242d93d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "176160306f9e285f79e5ab1bacc3d9fd0fb9b0ea09c81be55fd5b3b7d242d93d", kill_on_drop: false }`
[INFO] [stdout] 176160306f9e285f79e5ab1bacc3d9fd0fb9b0ea09c81be55fd5b3b7d242d93d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 669e8ebc14fa029dacfc3a69de1c50f2b2f8ad2e38aa52dbae9eea8eb5f6ba2a
[INFO] running `Command { std: "docker" "start" "-a" "669e8ebc14fa029dacfc3a69de1c50f2b2f8ad2e38aa52dbae9eea8eb5f6ba2a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/background_jobs-b2cd5c5b2109c448)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests background-jobs
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 125) ... ignored
[INFO] [stdout] test src/lib.rs - (line 41) ... ignored
[INFO] [stdout] test src/lib.rs - (line 82) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "669e8ebc14fa029dacfc3a69de1c50f2b2f8ad2e38aa52dbae9eea8eb5f6ba2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "669e8ebc14fa029dacfc3a69de1c50f2b2f8ad2e38aa52dbae9eea8eb5f6ba2a", kill_on_drop: false }`
[INFO] [stdout] 669e8ebc14fa029dacfc3a69de1c50f2b2f8ad2e38aa52dbae9eea8eb5f6ba2a