[INFO] cloning repository https://github.com/Mooninaut/rust-n-queens
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Mooninaut/rust-n-queens" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMooninaut%2Frust-n-queens", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMooninaut%2Frust-n-queens'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 18c080950514fca0c55fe5a86749688d39f2d773
[INFO] testing Mooninaut/rust-n-queens against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FMooninaut%2Frust-n-queens" "/workspace/builds/worker-10/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Mooninaut/rust-n-queens 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 git repo https://github.com/Mooninaut/rust-n-queens
[INFO] finished tweaking git repo https://github.com/Mooninaut/rust-n-queens
[INFO] tweaked toml for git repo https://github.com/Mooninaut/rust-n-queens written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/Mooninaut/rust-n-queens already has a lockfile, it will not be regenerated
[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-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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7fa44ba7df5da95137d109ca8a459b035efd97d7657eaeae51b557c6dc4f4a26
[INFO] running `Command { std: "docker" "start" "-a" "7fa44ba7df5da95137d109ca8a459b035efd97d7657eaeae51b557c6dc4f4a26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7fa44ba7df5da95137d109ca8a459b035efd97d7657eaeae51b557c6dc4f4a26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7fa44ba7df5da95137d109ca8a459b035efd97d7657eaeae51b557c6dc4f4a26", kill_on_drop: false }`
[INFO] [stdout] 7fa44ba7df5da95137d109ca8a459b035efd97d7657eaeae51b557c6dc4f4a26
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad08f466c544dc20ea332cfdbbf323eb400b4889501fc0c57d93cf085dc1a77c
[INFO] running `Command { std: "docker" "start" "-a" "ad08f466c544dc20ea332cfdbbf323eb400b4889501fc0c57d93cf085dc1a77c", kill_on_drop: false }`
[INFO] [stderr]    Compiling queens v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.07s
[INFO] running `Command { std: "docker" "inspect" "ad08f466c544dc20ea332cfdbbf323eb400b4889501fc0c57d93cf085dc1a77c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad08f466c544dc20ea332cfdbbf323eb400b4889501fc0c57d93cf085dc1a77c", kill_on_drop: false }`
[INFO] [stdout] ad08f466c544dc20ea332cfdbbf323eb400b4889501fc0c57d93cf085dc1a77c
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d875592230a21c693caee9ae9a983d430aac1a52ba2c279c9b5c7de775c6665
[INFO] running `Command { std: "docker" "start" "-a" "3d875592230a21c693caee9ae9a983d430aac1a52ba2c279c9b5c7de775c6665", kill_on_drop: false }`
[INFO] [stderr]    Compiling queens v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `Command { std: "docker" "inspect" "3d875592230a21c693caee9ae9a983d430aac1a52ba2c279c9b5c7de775c6665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d875592230a21c693caee9ae9a983d430aac1a52ba2c279c9b5c7de775c6665", kill_on_drop: false }`
[INFO] [stdout] 3d875592230a21c693caee9ae9a983d430aac1a52ba2c279c9b5c7de775c6665
[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=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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ce51c8d1c160f1fb469c8eac006cbf0723fafa36958d3bf49184ced4bcd7db3f
[INFO] running `Command { std: "docker" "start" "-a" "ce51c8d1c160f1fb469c8eac006cbf0723fafa36958d3bf49184ced4bcd7db3f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/queens-fe33350921f2441a)
[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" "ce51c8d1c160f1fb469c8eac006cbf0723fafa36958d3bf49184ced4bcd7db3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce51c8d1c160f1fb469c8eac006cbf0723fafa36958d3bf49184ced4bcd7db3f", kill_on_drop: false }`
[INFO] [stdout] ce51c8d1c160f1fb469c8eac006cbf0723fafa36958d3bf49184ced4bcd7db3f