[INFO] fetching crate nqueens-oxigen 2.2.0...
[INFO] testing nqueens-oxigen-2.2.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate nqueens-oxigen 2.2.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate nqueens-oxigen 2.2.0 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 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-10/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-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded historian v4.0.3
[INFO] [stderr]   Downloaded oxigen v2.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 19255118398b2f6e0df7e6633dfffcea62e01b55bcf9f7ca92a27a0e25451ac3
[INFO] running `Command { std: "docker" "start" "-a" "19255118398b2f6e0df7e6633dfffcea62e01b55bcf9f7ca92a27a0e25451ac3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19255118398b2f6e0df7e6633dfffcea62e01b55bcf9f7ca92a27a0e25451ac3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19255118398b2f6e0df7e6633dfffcea62e01b55bcf9f7ca92a27a0e25451ac3", kill_on_drop: false }`
[INFO] [stdout] 19255118398b2f6e0df7e6633dfffcea62e01b55bcf9f7ca92a27a0e25451ac3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] [stdout] d0dd879c51888f88f0624fdcfe9e356a30d404917784706b5f5c5fd95bff5d0a
[INFO] running `Command { std: "docker" "start" "-a" "d0dd879c51888f88f0624fdcfe9e356a30d404917784706b5f5c5fd95bff5d0a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.82
[INFO] [stderr]    Compiling const_fn v0.4.5
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[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 crossbeam-epoch v0.9.1
[INFO] [stderr]    Compiling crossbeam-channel v0.5.0
[INFO] [stderr]    Compiling rand v0.7.3
[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 15.77s
[INFO] running `Command { std: "docker" "inspect" "d0dd879c51888f88f0624fdcfe9e356a30d404917784706b5f5c5fd95bff5d0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d0dd879c51888f88f0624fdcfe9e356a30d404917784706b5f5c5fd95bff5d0a", kill_on_drop: false }`
[INFO] [stdout] d0dd879c51888f88f0624fdcfe9e356a30d404917784706b5f5c5fd95bff5d0a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] 69df041ff85c68a08486f4dbc744d438da6840c5ad986a80d347c8801d329aaa
[INFO] running `Command { std: "docker" "start" "-a" "69df041ff85c68a08486f4dbc744d438da6840c5ad986a80d347c8801d329aaa", kill_on_drop: false }`
[INFO] [stderr]    Compiling nqueens-oxigen v2.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "69df041ff85c68a08486f4dbc744d438da6840c5ad986a80d347c8801d329aaa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69df041ff85c68a08486f4dbc744d438da6840c5ad986a80d347c8801d329aaa", kill_on_drop: false }`
[INFO] [stdout] 69df041ff85c68a08486f4dbc744d438da6840c5ad986a80d347c8801d329aaa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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] b21fadb9c7008c6d8aa735674d547e07cdf3a3d0b1255737f4bb7ddd39107505
[INFO] running `Command { std: "docker" "start" "-a" "b21fadb9c7008c6d8aa735674d547e07cdf3a3d0b1255737f4bb7ddd39107505", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.29s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/nqueens_oxigen-ebdc636bca3f4faa)
[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" "b21fadb9c7008c6d8aa735674d547e07cdf3a3d0b1255737f4bb7ddd39107505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b21fadb9c7008c6d8aa735674d547e07cdf3a3d0b1255737f4bb7ddd39107505", kill_on_drop: false }`
[INFO] [stdout] b21fadb9c7008c6d8aa735674d547e07cdf3a3d0b1255737f4bb7ddd39107505