[INFO] fetching crate bus 2.2.3...
[INFO] testing bus-2.2.3 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] extracting crate bus 2.2.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate bus 2.2.3 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate bus 2.2.3
[INFO] finished tweaking crates.io crate bus 2.2.3
[INFO] tweaked toml for crates.io crate bus 2.2.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] f8dcc5fa813dec946022b10dea070143f8bfd3cf75945b268eb24db2b50937b5
[INFO] running `Command { std: "docker" "start" "-a" "f8dcc5fa813dec946022b10dea070143f8bfd3cf75945b268eb24db2b50937b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8dcc5fa813dec946022b10dea070143f8bfd3cf75945b268eb24db2b50937b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8dcc5fa813dec946022b10dea070143f8bfd3cf75945b268eb24db2b50937b5", kill_on_drop: false }`
[INFO] [stdout] f8dcc5fa813dec946022b10dea070143f8bfd3cf75945b268eb24db2b50937b5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 90823b6a026ac8934cc7ec21532f3d6ba78e8edfa708242868c637297e4e5255
[INFO] running `Command { std: "docker" "start" "-a" "90823b6a026ac8934cc7ec21532f3d6ba78e8edfa708242868c637297e4e5255", kill_on_drop: false }`
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling smallvec v1.6.1
[INFO] [stderr]    Compiling atomic-option v0.1.2
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling crossbeam-channel v0.4.4
[INFO] [stderr]    Compiling bus v2.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.05s
[INFO] running `Command { std: "docker" "inspect" "90823b6a026ac8934cc7ec21532f3d6ba78e8edfa708242868c637297e4e5255", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90823b6a026ac8934cc7ec21532f3d6ba78e8edfa708242868c637297e4e5255", kill_on_drop: false }`
[INFO] [stdout] 90823b6a026ac8934cc7ec21532f3d6ba78e8edfa708242868c637297e4e5255
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4822bea1fafe0ab67d11f9f40507a6f3cab992994aa52cbb6c29a45e1ba37350
[INFO] running `Command { std: "docker" "start" "-a" "4822bea1fafe0ab67d11f9f40507a6f3cab992994aa52cbb6c29a45e1ba37350", kill_on_drop: false }`
[INFO] [stderr]    Compiling bus v2.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "4822bea1fafe0ab67d11f9f40507a6f3cab992994aa52cbb6c29a45e1ba37350", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4822bea1fafe0ab67d11f9f40507a6f3cab992994aa52cbb6c29a45e1ba37350", kill_on_drop: false }`
[INFO] [stdout] 4822bea1fafe0ab67d11f9f40507a6f3cab992994aa52cbb6c29a45e1ba37350
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6c8bd60eb35ff45b9f263d4c51f2db353053ae4c3ff72a8037a1704a328b5150
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "6c8bd60eb35ff45b9f263d4c51f2db353053ae4c3ff72a8037a1704a328b5150", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bus-723511aa9584fe72)
[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]      Running tests/lib.rs (/opt/rustwide/target/debug/deps/lib-5af6094cc675633f)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test it_fails_when_full ... ok
[INFO] [stdout] test it_detects_closure ... ok
[INFO] [stdout] test it_handles_leaves ... ok
[INFO] [stdout] test it_recvs_after_close ... ok
[INFO] [stdout] test it_reads_when_full ... ok
[INFO] [stdout] test it_fails_when_empty ... ok
[INFO] [stdout] test it_succeeds_when_not_full ... ok
[INFO] [stdout] test it_runs_blocked_writes ... ok
[INFO] [stdout] test it_runs_blocked_reads ... ok
[INFO] [stdout] test it_iterates ... ok
[INFO] [stdout] test it_works ... ok
[INFO] [stdout] test it_can_count_to_10000 ... ok
[INFO] [stdout] test test_busy ... ok
[INFO] [stdout] test aggressive_iteration ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 10.08s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bus
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test src/lib.rs - BusReader<T>::recv_timeout (line 743) ... ok
[INFO] [stdout] test src/lib.rs - (line 37) ... ok
[INFO] [stdout] test src/lib.rs - (line 65) ... ok
[INFO] [stdout] test src/lib.rs - BusReader (line 545) ... ok
[INFO] [stdout] test src/lib.rs - BusReader<T>::try_recv (line 676) ... ok
[INFO] [stdout] test src/lib.rs - Bus<T>::add_rx (line 487) ... ok
[INFO] [stdout] test src/lib.rs - Bus<T>::try_broadcast (line 455) ... ok
[INFO] [stdout] test src/lib.rs - (line 24) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.69s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "6c8bd60eb35ff45b9f263d4c51f2db353053ae4c3ff72a8037a1704a328b5150", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c8bd60eb35ff45b9f263d4c51f2db353053ae4c3ff72a8037a1704a328b5150", kill_on_drop: false }`
[INFO] [stdout] 6c8bd60eb35ff45b9f263d4c51f2db353053ae4c3ff72a8037a1704a328b5150