[INFO] cloning repository https://github.com/DarthVi/rust_calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/DarthVi/rust_calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDarthVi%2Frust_calculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDarthVi%2Frust_calculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 919a364ce010507d0ef5928606510f6e823a9da8
[INFO] testing DarthVi/rust_calculator against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDarthVi%2Frust_calculator" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DarthVi/rust_calculator on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/DarthVi/rust_calculator
[INFO] finished tweaking git repo https://github.com/DarthVi/rust_calculator
[INFO] tweaked toml for git repo https://github.com/DarthVi/rust_calculator written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/DarthVi/rust_calculator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 097b597bc2d6560d63a9a09a9de61d267e1897053b0c6d220871efe992c12545
[INFO] running `Command { std: "docker" "start" "-a" "097b597bc2d6560d63a9a09a9de61d267e1897053b0c6d220871efe992c12545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "097b597bc2d6560d63a9a09a9de61d267e1897053b0c6d220871efe992c12545", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "097b597bc2d6560d63a9a09a9de61d267e1897053b0c6d220871efe992c12545", kill_on_drop: false }`
[INFO] [stdout] 097b597bc2d6560d63a9a09a9de61d267e1897053b0c6d220871efe992c12545
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31cc0612ac32e4bec168aa35ba1a1d32f764562564e10ba27a94625570efccaf
[INFO] running `Command { std: "docker" "start" "-a" "31cc0612ac32e4bec168aa35ba1a1d32f764562564e10ba27a94625570efccaf", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `Command { std: "docker" "inspect" "31cc0612ac32e4bec168aa35ba1a1d32f764562564e10ba27a94625570efccaf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31cc0612ac32e4bec168aa35ba1a1d32f764562564e10ba27a94625570efccaf", kill_on_drop: false }`
[INFO] [stdout] 31cc0612ac32e4bec168aa35ba1a1d32f764562564e10ba27a94625570efccaf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2110e30be569e07feb59d1a6c512bfc0933a4afba5e0a193fdc4157e731ed0ee
[INFO] running `Command { std: "docker" "start" "-a" "2110e30be569e07feb59d1a6c512bfc0933a4afba5e0a193fdc4157e731ed0ee", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "2110e30be569e07feb59d1a6c512bfc0933a4afba5e0a193fdc4157e731ed0ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2110e30be569e07feb59d1a6c512bfc0933a4afba5e0a193fdc4157e731ed0ee", kill_on_drop: false }`
[INFO] [stdout] 2110e30be569e07feb59d1a6c512bfc0933a4afba5e0a193fdc4157e731ed0ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] cd33f2fdc8618eac9fdf3ba512ee1437dd83ec8c46bc1d021027ffe3ac6f209b
[INFO] running `Command { std: "docker" "start" "-a" "cd33f2fdc8618eac9fdf3ba512ee1437dd83ec8c46bc1d021027ffe3ac6f209b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_calculator-2bdb86730197f4c3)
[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" "cd33f2fdc8618eac9fdf3ba512ee1437dd83ec8c46bc1d021027ffe3ac6f209b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd33f2fdc8618eac9fdf3ba512ee1437dd83ec8c46bc1d021027ffe3ac6f209b", kill_on_drop: false }`
[INFO] [stdout] cd33f2fdc8618eac9fdf3ba512ee1437dd83ec8c46bc1d021027ffe3ac6f209b