[INFO] cloning repository https://github.com/tolikr/calculator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tolikr/calculator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftolikr%2Fcalculator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftolikr%2Fcalculator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 953af182a21dd1610830ab326fd0eaeb03d38f3b
[INFO] testing tolikr/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%2Ftolikr%2Fcalculator" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tolikr/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/tolikr/calculator
[INFO] finished tweaking git repo https://github.com/tolikr/calculator
[INFO] tweaked toml for git repo https://github.com/tolikr/calculator written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/tolikr/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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 62af987e5fc7a710ccda97530d6d807984b1c51608ac811c01282fdc70e07946
[INFO] running `Command { std: "docker" "start" "-a" "62af987e5fc7a710ccda97530d6d807984b1c51608ac811c01282fdc70e07946", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62af987e5fc7a710ccda97530d6d807984b1c51608ac811c01282fdc70e07946", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62af987e5fc7a710ccda97530d6d807984b1c51608ac811c01282fdc70e07946", kill_on_drop: false }`
[INFO] [stdout] 62af987e5fc7a710ccda97530d6d807984b1c51608ac811c01282fdc70e07946
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] aa6615ccd9cf2a3908f151ed01bb6e1d8e2d3f5e8dde8eb6d75a10bee29da99d
[INFO] running `Command { std: "docker" "start" "-a" "aa6615ccd9cf2a3908f151ed01bb6e1d8e2d3f5e8dde8eb6d75a10bee29da99d", kill_on_drop: false }`
[INFO] [stderr]    Compiling calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "aa6615ccd9cf2a3908f151ed01bb6e1d8e2d3f5e8dde8eb6d75a10bee29da99d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa6615ccd9cf2a3908f151ed01bb6e1d8e2d3f5e8dde8eb6d75a10bee29da99d", kill_on_drop: false }`
[INFO] [stdout] aa6615ccd9cf2a3908f151ed01bb6e1d8e2d3f5e8dde8eb6d75a10bee29da99d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 5e8f4c73e51df2b450d63d7a97d34d00f467b8f7a7e8e029c5ddcd3175e26a3b
[INFO] running `Command { std: "docker" "start" "-a" "5e8f4c73e51df2b450d63d7a97d34d00f467b8f7a7e8e029c5ddcd3175e26a3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling calculator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "5e8f4c73e51df2b450d63d7a97d34d00f467b8f7a7e8e029c5ddcd3175e26a3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e8f4c73e51df2b450d63d7a97d34d00f467b8f7a7e8e029c5ddcd3175e26a3b", kill_on_drop: false }`
[INFO] [stdout] 5e8f4c73e51df2b450d63d7a97d34d00f467b8f7a7e8e029c5ddcd3175e26a3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 5c7c1759740d81e882ae1117d654c736ccf3891acfa99b95307e1d5d9faed67b
[INFO] running `Command { std: "docker" "start" "-a" "5c7c1759740d81e882ae1117d654c736ccf3891acfa99b95307e1d5d9faed67b", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/calculator-c3bdeb42dbf0039f)
[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" "5c7c1759740d81e882ae1117d654c736ccf3891acfa99b95307e1d5d9faed67b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c7c1759740d81e882ae1117d654c736ccf3891acfa99b95307e1d5d9faed67b", kill_on_drop: false }`
[INFO] [stdout] 5c7c1759740d81e882ae1117d654c736ccf3891acfa99b95307e1d5d9faed67b