[INFO] cloning repository https://github.com/danmug/Basic-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/danmug/Basic-Rust-Calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanmug%2FBasic-Rust-Calculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdanmug%2FBasic-Rust-Calculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 74f11c2b228884d7af70d76278f936c59689913c
[INFO] testing danmug/Basic-Rust-Calculator 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%2Fdanmug%2FBasic-Rust-Calculator" "/workspace/builds/worker-72/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-72/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/danmug/Basic-Rust-Calculator 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/danmug/Basic-Rust-Calculator
[INFO] finished tweaking git repo https://github.com/danmug/Basic-Rust-Calculator
[INFO] tweaked toml for git repo https://github.com/danmug/Basic-Rust-Calculator written to /workspace/builds/worker-72/source/Cargo.toml
[INFO] crate git repo https://github.com/danmug/Basic-Rust-Calculator 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]     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-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] 714b42f509de028e5e687e22731b43b7c95a6d19c86bc0d2618fb292da03cdcc
[INFO] running `Command { std: "docker" "start" "-a" "714b42f509de028e5e687e22731b43b7c95a6d19c86bc0d2618fb292da03cdcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "714b42f509de028e5e687e22731b43b7c95a6d19c86bc0d2618fb292da03cdcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "714b42f509de028e5e687e22731b43b7c95a6d19c86bc0d2618fb292da03cdcc", kill_on_drop: false }`
[INFO] [stdout] 714b42f509de028e5e687e22731b43b7c95a6d19c86bc0d2618fb292da03cdcc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] 26c1532c3274d336e1097d3e0566b13aaf34ff8eac4d0f32d988f0de72474c3e
[INFO] running `Command { std: "docker" "start" "-a" "26c1532c3274d336e1097d3e0566b13aaf34ff8eac4d0f32d988f0de72474c3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.48s
[INFO] running `Command { std: "docker" "inspect" "26c1532c3274d336e1097d3e0566b13aaf34ff8eac4d0f32d988f0de72474c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26c1532c3274d336e1097d3e0566b13aaf34ff8eac4d0f32d988f0de72474c3e", kill_on_drop: false }`
[INFO] [stdout] 26c1532c3274d336e1097d3e0566b13aaf34ff8eac4d0f32d988f0de72474c3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] 2d9d7b41f70c09d79d2520818c1d419664e5f521ac7240640ae15339d227b257
[INFO] running `Command { std: "docker" "start" "-a" "2d9d7b41f70c09d79d2520818c1d419664e5f521ac7240640ae15339d227b257", kill_on_drop: false }`
[INFO] [stderr]    Compiling calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `Command { std: "docker" "inspect" "2d9d7b41f70c09d79d2520818c1d419664e5f521ac7240640ae15339d227b257", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d9d7b41f70c09d79d2520818c1d419664e5f521ac7240640ae15339d227b257", kill_on_drop: false }`
[INFO] [stdout] 2d9d7b41f70c09d79d2520818c1d419664e5f521ac7240640ae15339d227b257
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-72/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] 9428521c3a509e08f4bd27467ff9e4067dc095159203624a74a973ab781f14e5
[INFO] running `Command { std: "docker" "start" "-a" "9428521c3a509e08f4bd27467ff9e4067dc095159203624a74a973ab781f14e5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/calculator-7cf4847e84e3dbeb)
[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" "9428521c3a509e08f4bd27467ff9e4067dc095159203624a74a973ab781f14e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9428521c3a509e08f4bd27467ff9e4067dc095159203624a74a973ab781f14e5", kill_on_drop: false }`
[INFO] [stdout] 9428521c3a509e08f4bd27467ff9e4067dc095159203624a74a973ab781f14e5