[INFO] fetching crate nqueens-oxigen 2.2.0...
[INFO] testing nqueens-oxigen-2.2.0 against beta-2021-08-01 for beta-1.55-1
[INFO] extracting crate nqueens-oxigen 2.2.0 into /workspace/builds/worker-74/source
[INFO] validating manifest of crates.io crate nqueens-oxigen 2.2.0 on toolchain beta-2021-08-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nqueens-oxigen 2.2.0
[INFO] finished tweaking crates.io crate nqueens-oxigen 2.2.0
[INFO] tweaked toml for crates.io crate nqueens-oxigen 2.2.0 written to /workspace/builds/worker-74/source/Cargo.toml
[INFO] crate crates.io crate nqueens-oxigen 2.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-08-01" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] af30f691772cd684ad7b051fb4b047c6394ba1c59b531f1b2dbe6226aaec0450
[INFO] running `Command { std: "docker" "start" "-a" "af30f691772cd684ad7b051fb4b047c6394ba1c59b531f1b2dbe6226aaec0450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "af30f691772cd684ad7b051fb4b047c6394ba1c59b531f1b2dbe6226aaec0450", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "af30f691772cd684ad7b051fb4b047c6394ba1c59b531f1b2dbe6226aaec0450", kill_on_drop: false }`
[INFO] [stdout] af30f691772cd684ad7b051fb4b047c6394ba1c59b531f1b2dbe6226aaec0450
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4214fd6b0e3fc49968cb1d50ab66caf87035423cbca240942ac414608ac44e46
[INFO] running `Command { std: "docker" "start" "-a" "4214fd6b0e3fc49968cb1d50ab66caf87035423cbca240942ac414608ac44e46", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling historian v4.0.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand_pcg v0.2.1
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.0
[INFO] [stderr]    Compiling oxigen v2.2.0
[INFO] [stderr]    Compiling nqueens-oxigen v2.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.21s
[INFO] running `Command { std: "docker" "inspect" "4214fd6b0e3fc49968cb1d50ab66caf87035423cbca240942ac414608ac44e46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4214fd6b0e3fc49968cb1d50ab66caf87035423cbca240942ac414608ac44e46", kill_on_drop: false }`
[INFO] [stdout] 4214fd6b0e3fc49968cb1d50ab66caf87035423cbca240942ac414608ac44e46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 223eae2a1c9b31938c2fbb18255d0020a0b61f22d19329515b5e328af8b3b633
[INFO] running `Command { std: "docker" "start" "-a" "223eae2a1c9b31938c2fbb18255d0020a0b61f22d19329515b5e328af8b3b633", kill_on_drop: false }`
[INFO] [stderr]    Compiling nqueens-oxigen v2.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.36s
[INFO] running `Command { std: "docker" "inspect" "223eae2a1c9b31938c2fbb18255d0020a0b61f22d19329515b5e328af8b3b633", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "223eae2a1c9b31938c2fbb18255d0020a0b61f22d19329515b5e328af8b3b633", kill_on_drop: false }`
[INFO] [stdout] 223eae2a1c9b31938c2fbb18255d0020a0b61f22d19329515b5e328af8b3b633
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-08-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2192a0608b3ac670faf247f283121c1e62b0c0e86f46c5059c8312cc2c78e9c3
[INFO] running `Command { std: "docker" "start" "-a" "2192a0608b3ac670faf247f283121c1e62b0c0e86f46c5059c8312cc2c78e9c3", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nqueens_oxigen-fc34ecbb700a698b)
[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" "2192a0608b3ac670faf247f283121c1e62b0c0e86f46c5059c8312cc2c78e9c3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2192a0608b3ac670faf247f283121c1e62b0c0e86f46c5059c8312cc2c78e9c3", kill_on_drop: false }`
[INFO] [stdout] 2192a0608b3ac670faf247f283121c1e62b0c0e86f46c5059c8312cc2c78e9c3
