[INFO] cloning repository https://github.com/jculverhouse/queens_problem
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jculverhouse/queens_problem" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjculverhouse%2Fqueens_problem", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjculverhouse%2Fqueens_problem'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 37c427b3d85937287b844c798b99a93caad44a0b
[INFO] testing jculverhouse/queens_problem against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjculverhouse%2Fqueens_problem" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jculverhouse/queens_problem on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jculverhouse/queens_problem
[INFO] finished tweaking git repo https://github.com/jculverhouse/queens_problem
[INFO] tweaked toml for git repo https://github.com/jculverhouse/queens_problem written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/jculverhouse/queens_problem already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded crossterm v0.17.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7e3b1c8aeff62f1a73ceb0748104d66497026f5414b6563e327c47bd74c957f7
[INFO] running `Command { std: "docker" "start" "-a" "7e3b1c8aeff62f1a73ceb0748104d66497026f5414b6563e327c47bd74c957f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e3b1c8aeff62f1a73ceb0748104d66497026f5414b6563e327c47bd74c957f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e3b1c8aeff62f1a73ceb0748104d66497026f5414b6563e327c47bd74c957f7", kill_on_drop: false }`
[INFO] [stdout] 7e3b1c8aeff62f1a73ceb0748104d66497026f5414b6563e327c47bd74c957f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b38bf7d4c6449ac3484c41b8bc2ca5920d1b6d0ab966a4aebe23640c95dbcc2c
[INFO] running `Command { std: "docker" "start" "-a" "b38bf7d4c6449ac3484c41b8bc2ca5920d1b6d0ab966a4aebe23640c95dbcc2c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.72
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling smallvec v1.4.1
[INFO] [stderr]    Compiling arc-swap v0.4.7
[INFO] [stderr]    Compiling lock_api v0.3.4
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling signal-hook-registry v1.2.0
[INFO] [stderr]    Compiling mio v0.7.0
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling signal-hook v0.1.16
[INFO] [stderr]    Compiling crossterm v0.17.6
[INFO] [stderr]    Compiling queens_problem v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.59s
[INFO] running `Command { std: "docker" "inspect" "b38bf7d4c6449ac3484c41b8bc2ca5920d1b6d0ab966a4aebe23640c95dbcc2c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b38bf7d4c6449ac3484c41b8bc2ca5920d1b6d0ab966a4aebe23640c95dbcc2c", kill_on_drop: false }`
[INFO] [stdout] b38bf7d4c6449ac3484c41b8bc2ca5920d1b6d0ab966a4aebe23640c95dbcc2c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 84194ad1f55e24cd55641853c974e9670844b2e42184e14a3f4dcf6fc629e0e6
[INFO] running `Command { std: "docker" "start" "-a" "84194ad1f55e24cd55641853c974e9670844b2e42184e14a3f4dcf6fc629e0e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling queens_problem v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "84194ad1f55e24cd55641853c974e9670844b2e42184e14a3f4dcf6fc629e0e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "84194ad1f55e24cd55641853c974e9670844b2e42184e14a3f4dcf6fc629e0e6", kill_on_drop: false }`
[INFO] [stdout] 84194ad1f55e24cd55641853c974e9670844b2e42184e14a3f4dcf6fc629e0e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 356ea7e0bd5ec9bbad1ea9ff454f198952bd47803d3c6267ea705ad38ba0392e
[INFO] running `Command { std: "docker" "start" "-a" "356ea7e0bd5ec9bbad1ea9ff454f198952bd47803d3c6267ea705ad38ba0392e", 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_problem-f9a340c0bf07a207)
[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" "356ea7e0bd5ec9bbad1ea9ff454f198952bd47803d3c6267ea705ad38ba0392e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "356ea7e0bd5ec9bbad1ea9ff454f198952bd47803d3c6267ea705ad38ba0392e", kill_on_drop: false }`
[INFO] [stdout] 356ea7e0bd5ec9bbad1ea9ff454f198952bd47803d3c6267ea705ad38ba0392e