[INFO] cloning repository https://github.com/radhalvy/basic_calculator_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/radhalvy/basic_calculator_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fradhalvy%2Fbasic_calculator_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fradhalvy%2Fbasic_calculator_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c925e8c12505f69326d047dbfeb5375ba41be1a4
[INFO] testing radhalvy/basic_calculator_rust 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%2Fradhalvy%2Fbasic_calculator_rust" "/workspace/builds/worker-19/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-19/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/radhalvy/basic_calculator_rust 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/radhalvy/basic_calculator_rust
[INFO] finished tweaking git repo https://github.com/radhalvy/basic_calculator_rust
[INFO] tweaked toml for git repo https://github.com/radhalvy/basic_calculator_rust written to /workspace/builds/worker-19/source/Cargo.toml
[INFO] crate git repo https://github.com/radhalvy/basic_calculator_rust 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-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 63095b0455b33f6d46f2b8acaed106e81aaed53eb4243b6458da4ee87b0561f0
[INFO] running `Command { std: "docker" "start" "-a" "63095b0455b33f6d46f2b8acaed106e81aaed53eb4243b6458da4ee87b0561f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63095b0455b33f6d46f2b8acaed106e81aaed53eb4243b6458da4ee87b0561f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63095b0455b33f6d46f2b8acaed106e81aaed53eb4243b6458da4ee87b0561f0", kill_on_drop: false }`
[INFO] [stdout] 63095b0455b33f6d46f2b8acaed106e81aaed53eb4243b6458da4ee87b0561f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 4c760302b74a2563037c0a6dcb97bc1aee2d15161b3bd362ac0a4ddad42db776
[INFO] running `Command { std: "docker" "start" "-a" "4c760302b74a2563037c0a6dcb97bc1aee2d15161b3bd362ac0a4ddad42db776", kill_on_drop: false }`
[INFO] [stderr]    Compiling calculator_2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.55s
[INFO] running `Command { std: "docker" "inspect" "4c760302b74a2563037c0a6dcb97bc1aee2d15161b3bd362ac0a4ddad42db776", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c760302b74a2563037c0a6dcb97bc1aee2d15161b3bd362ac0a4ddad42db776", kill_on_drop: false }`
[INFO] [stdout] 4c760302b74a2563037c0a6dcb97bc1aee2d15161b3bd362ac0a4ddad42db776
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 7e68985737db8fb0b0986d7e5756ae0bb4fc3711791384bd4210ab2ac84afd48
[INFO] running `Command { std: "docker" "start" "-a" "7e68985737db8fb0b0986d7e5756ae0bb4fc3711791384bd4210ab2ac84afd48", kill_on_drop: false }`
[INFO] [stderr]    Compiling calculator_2 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "7e68985737db8fb0b0986d7e5756ae0bb4fc3711791384bd4210ab2ac84afd48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e68985737db8fb0b0986d7e5756ae0bb4fc3711791384bd4210ab2ac84afd48", kill_on_drop: false }`
[INFO] [stdout] 7e68985737db8fb0b0986d7e5756ae0bb4fc3711791384bd4210ab2ac84afd48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-19/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] 532eed3b77d9e46bd7e0300b8690e15d57ceb5f6bd05f6a962352745cd2b26b3
[INFO] running `Command { std: "docker" "start" "-a" "532eed3b77d9e46bd7e0300b8690e15d57ceb5f6bd05f6a962352745cd2b26b3", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/calculator_2-57e458ed3ea76c57)
[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" "532eed3b77d9e46bd7e0300b8690e15d57ceb5f6bd05f6a962352745cd2b26b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "532eed3b77d9e46bd7e0300b8690e15d57ceb5f6bd05f6a962352745cd2b26b3", kill_on_drop: false }`
[INFO] [stdout] 532eed3b77d9e46bd7e0300b8690e15d57ceb5f6bd05f6a962352745cd2b26b3