[INFO] cloning repository https://github.com/krismaglasang/temperature_converter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/krismaglasang/temperature_converter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrismaglasang%2Ftemperature_converter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrismaglasang%2Ftemperature_converter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b3ba2dc42fa48606e2f7524270f3fd870d670cd6
[INFO] testing krismaglasang/temperature_converter against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrismaglasang%2Ftemperature_converter" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/krismaglasang/temperature_converter 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/krismaglasang/temperature_converter
[INFO] finished tweaking git repo https://github.com/krismaglasang/temperature_converter
[INFO] tweaked toml for git repo https://github.com/krismaglasang/temperature_converter written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/krismaglasang/temperature_converter 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 161d5b90d77826f1257c8ee45e83807ab74b6eb38b199a8e53c7534ef37d75b1
[INFO] running `Command { std: "docker" "start" "-a" "161d5b90d77826f1257c8ee45e83807ab74b6eb38b199a8e53c7534ef37d75b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "161d5b90d77826f1257c8ee45e83807ab74b6eb38b199a8e53c7534ef37d75b1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "161d5b90d77826f1257c8ee45e83807ab74b6eb38b199a8e53c7534ef37d75b1", kill_on_drop: false }`
[INFO] [stdout] 161d5b90d77826f1257c8ee45e83807ab74b6eb38b199a8e53c7534ef37d75b1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 48007eb394a6d1aae002963cd3b9544b622acecad5112b7d61a00e0a11ebe5ed
[INFO] running `Command { std: "docker" "start" "-a" "48007eb394a6d1aae002963cd3b9544b622acecad5112b7d61a00e0a11ebe5ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling temperature_converter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.96s
[INFO] running `Command { std: "docker" "inspect" "48007eb394a6d1aae002963cd3b9544b622acecad5112b7d61a00e0a11ebe5ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48007eb394a6d1aae002963cd3b9544b622acecad5112b7d61a00e0a11ebe5ed", kill_on_drop: false }`
[INFO] [stdout] 48007eb394a6d1aae002963cd3b9544b622acecad5112b7d61a00e0a11ebe5ed
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] a3575418024c11c81233df95c8c8386ae374d549e434e8a9d0f6a1a654967d45
[INFO] running `Command { std: "docker" "start" "-a" "a3575418024c11c81233df95c8c8386ae374d549e434e8a9d0f6a1a654967d45", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling temperature_converter v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "a3575418024c11c81233df95c8c8386ae374d549e434e8a9d0f6a1a654967d45", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3575418024c11c81233df95c8c8386ae374d549e434e8a9d0f6a1a654967d45", kill_on_drop: false }`
[INFO] [stdout] a3575418024c11c81233df95c8c8386ae374d549e434e8a9d0f6a1a654967d45
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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] 80dbab191c791d5cf1e1134ae01892ee8066607b3faea31274225cd79d911c3d
[INFO] running `Command { std: "docker" "start" "-a" "80dbab191c791d5cf1e1134ae01892ee8066607b3faea31274225cd79d911c3d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.39s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/temperature_converter-4f67622cfe57f81d)
[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" "80dbab191c791d5cf1e1134ae01892ee8066607b3faea31274225cd79d911c3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80dbab191c791d5cf1e1134ae01892ee8066607b3faea31274225cd79d911c3d", kill_on_drop: false }`
[INFO] [stdout] 80dbab191c791d5cf1e1134ae01892ee8066607b3faea31274225cd79d911c3d