[INFO] fetching crate access-queue 1.1.0...
[INFO] testing access-queue-1.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate access-queue 1.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate access-queue 1.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate access-queue 1.1.0
[INFO] finished tweaking crates.io crate access-queue 1.1.0
[INFO] tweaked toml for crates.io crate access-queue 1.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f65487b62f2b09e65e81b49c678076414187c6d37d79734f888b62d14df92ccc
[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" "f65487b62f2b09e65e81b49c678076414187c6d37d79734f888b62d14df92ccc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f65487b62f2b09e65e81b49c678076414187c6d37d79734f888b62d14df92ccc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f65487b62f2b09e65e81b49c678076414187c6d37d79734f888b62d14df92ccc", kill_on_drop: false }`
[INFO] [stdout] f65487b62f2b09e65e81b49c678076414187c6d37d79734f888b62d14df92ccc
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "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] 906013fabb48273c0db541d9a7a63f8a9fdc1e8a620557f337597b9edce19665
[INFO] running `Command { std: "docker" "start" "-a" "906013fabb48273c0db541d9a7a63f8a9fdc1e8a620557f337597b9edce19665", kill_on_drop: false }`
[INFO] [stderr]    Compiling event-listener v1.2.0
[INFO] [stderr]    Compiling access-queue v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.29s
[INFO] running `Command { std: "docker" "inspect" "906013fabb48273c0db541d9a7a63f8a9fdc1e8a620557f337597b9edce19665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "906013fabb48273c0db541d9a7a63f8a9fdc1e8a620557f337597b9edce19665", kill_on_drop: false }`
[INFO] [stdout] 906013fabb48273c0db541d9a7a63f8a9fdc1e8a620557f337597b9edce19665
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5c2815570666e887ad1b0b82132d134a35d915a3ffffa352ee13fcd84d156d41
[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" "5c2815570666e887ad1b0b82132d134a35d915a3ffffa352ee13fcd84d156d41", kill_on_drop: false }`
[INFO] [stderr]    Compiling futures-task v0.3.17
[INFO] [stderr]    Compiling access-queue v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.79s
[INFO] running `Command { std: "docker" "inspect" "5c2815570666e887ad1b0b82132d134a35d915a3ffffa352ee13fcd84d156d41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c2815570666e887ad1b0b82132d134a35d915a3ffffa352ee13fcd84d156d41", kill_on_drop: false }`
[INFO] [stdout] 5c2815570666e887ad1b0b82132d134a35d915a3ffffa352ee13fcd84d156d41
[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=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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 6888f3b78eae378372a4d1d5f5c339db9281530cc746d202c904213c54feed58
[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" "6888f3b78eae378372a4d1d5f5c339db9281530cc746d202c904213c54feed58", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/access_queue-82ea71d1ba8cbaf2)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests access-queue
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tests::hold_indefinitely_does_not_release ... ok
[INFO] [stdout] test tests::holds_accesses ... ok
[INFO] [stdout] test tests::reenqueue ... ok
[INFO] [stdout] test tests::releases_accesses_fifo ... ok
[INFO] [stdout] test tests::test_block ... ok
[INFO] [stdout] test tests::test_release ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "6888f3b78eae378372a4d1d5f5c339db9281530cc746d202c904213c54feed58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6888f3b78eae378372a4d1d5f5c339db9281530cc746d202c904213c54feed58", kill_on_drop: false }`
[INFO] [stdout] 6888f3b78eae378372a4d1d5f5c339db9281530cc746d202c904213c54feed58