[INFO] cloning repository https://github.com/sangwon090/rusty-iron
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/sangwon090/rusty-iron" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsangwon090%2Frusty-iron", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsangwon090%2Frusty-iron'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 873541ccc74546b62f5e8eb3a92f5f4c60769a62
[INFO] testing sangwon090/rusty-iron against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsangwon090%2Frusty-iron" "/workspace/builds/worker-64/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-64/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sangwon090/rusty-iron 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/sangwon090/rusty-iron
[INFO] finished tweaking git repo https://github.com/sangwon090/rusty-iron
[INFO] tweaked toml for git repo https://github.com/sangwon090/rusty-iron written to /workspace/builds/worker-64/source/Cargo.toml
[INFO] crate git repo https://github.com/sangwon090/rusty-iron 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] a7b3011ffa027dfb2c6aa4f33cd8748814d4a081ef145ffcd426d43128f1a77d
[INFO] running `Command { std: "docker" "start" "-a" "a7b3011ffa027dfb2c6aa4f33cd8748814d4a081ef145ffcd426d43128f1a77d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a7b3011ffa027dfb2c6aa4f33cd8748814d4a081ef145ffcd426d43128f1a77d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a7b3011ffa027dfb2c6aa4f33cd8748814d4a081ef145ffcd426d43128f1a77d", kill_on_drop: false }`
[INFO] [stdout] a7b3011ffa027dfb2c6aa4f33cd8748814d4a081ef145ffcd426d43128f1a77d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] ce99b7cbb8dc6cb00634b5d27e76cd22d1defa71ebe6a9d3e410b386249f41f6
[INFO] running `Command { std: "docker" "start" "-a" "ce99b7cbb8dc6cb00634b5d27e76cd22d1defa71ebe6a9d3e410b386249f41f6", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling rusty-iron v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.77s
[INFO] running `Command { std: "docker" "inspect" "ce99b7cbb8dc6cb00634b5d27e76cd22d1defa71ebe6a9d3e410b386249f41f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce99b7cbb8dc6cb00634b5d27e76cd22d1defa71ebe6a9d3e410b386249f41f6", kill_on_drop: false }`
[INFO] [stdout] ce99b7cbb8dc6cb00634b5d27e76cd22d1defa71ebe6a9d3e410b386249f41f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 70e0e15a3eda80c76a5b0083133b8ac7714a73e69e068c363d6cf2224e54b86f
[INFO] running `Command { std: "docker" "start" "-a" "70e0e15a3eda80c76a5b0083133b8ac7714a73e69e068c363d6cf2224e54b86f", 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] [stderr]    Compiling rusty-iron v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `Command { std: "docker" "inspect" "70e0e15a3eda80c76a5b0083133b8ac7714a73e69e068c363d6cf2224e54b86f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70e0e15a3eda80c76a5b0083133b8ac7714a73e69e068c363d6cf2224e54b86f", kill_on_drop: false }`
[INFO] [stdout] 70e0e15a3eda80c76a5b0083133b8ac7714a73e69e068c363d6cf2224e54b86f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-64/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] 739935d4cde682bbe3d761f32d55597e1aeef79410db3bc7c26534250478a166
[INFO] running `Command { std: "docker" "start" "-a" "739935d4cde682bbe3d761f32d55597e1aeef79410db3bc7c26534250478a166", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.41s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rusty_iron-6f4e0b3c89d66b03)
[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" "739935d4cde682bbe3d761f32d55597e1aeef79410db3bc7c26534250478a166", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "739935d4cde682bbe3d761f32d55597e1aeef79410db3bc7c26534250478a166", kill_on_drop: false }`
[INFO] [stdout] 739935d4cde682bbe3d761f32d55597e1aeef79410db3bc7c26534250478a166