[INFO] cloning repository https://github.com/tanchihpin0517/hello_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tanchihpin0517/hello_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftanchihpin0517%2Fhello_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftanchihpin0517%2Fhello_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4ebd4c564bd7da96d4cb61c86bc84f2cdc7dc1aa
[INFO] testing tanchihpin0517/hello_rust against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftanchihpin0517%2Fhello_rust" "/workspace/builds/worker-105/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-105/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tanchihpin0517/hello_rust 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/tanchihpin0517/hello_rust
[INFO] finished tweaking git repo https://github.com/tanchihpin0517/hello_rust
[INFO] tweaked toml for git repo https://github.com/tanchihpin0517/hello_rust written to /workspace/builds/worker-105/source/Cargo.toml
[INFO] crate git repo https://github.com/tanchihpin0517/hello_rust 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-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] 780cca9b487c25f36f07206344a393515db857714ee87d7351b0c2b5676778eb
[INFO] running `Command { std: "docker" "start" "-a" "780cca9b487c25f36f07206344a393515db857714ee87d7351b0c2b5676778eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "780cca9b487c25f36f07206344a393515db857714ee87d7351b0c2b5676778eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "780cca9b487c25f36f07206344a393515db857714ee87d7351b0c2b5676778eb", kill_on_drop: false }`
[INFO] [stdout] 780cca9b487c25f36f07206344a393515db857714ee87d7351b0c2b5676778eb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] 1472646dc56eef8d4887d4d9d29acaa30f536466ff31df6011aff332d622a158
[INFO] running `Command { std: "docker" "start" "-a" "1472646dc56eef8d4887d4d9d29acaa30f536466ff31df6011aff332d622a158", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.11s
[INFO] running `Command { std: "docker" "inspect" "1472646dc56eef8d4887d4d9d29acaa30f536466ff31df6011aff332d622a158", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1472646dc56eef8d4887d4d9d29acaa30f536466ff31df6011aff332d622a158", kill_on_drop: false }`
[INFO] [stdout] 1472646dc56eef8d4887d4d9d29acaa30f536466ff31df6011aff332d622a158
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] 661051c8e5ed730b5e4f6568fb6741480311e8bf4fed44e3e05a29510cf2aff4
[INFO] running `Command { std: "docker" "start" "-a" "661051c8e5ed730b5e4f6568fb6741480311e8bf4fed44e3e05a29510cf2aff4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hello_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.45s
[INFO] running `Command { std: "docker" "inspect" "661051c8e5ed730b5e4f6568fb6741480311e8bf4fed44e3e05a29510cf2aff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "661051c8e5ed730b5e4f6568fb6741480311e8bf4fed44e3e05a29510cf2aff4", kill_on_drop: false }`
[INFO] [stdout] 661051c8e5ed730b5e4f6568fb6741480311e8bf4fed44e3e05a29510cf2aff4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-105/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] f20e3351f428836a982fb6e483bb6c0914adf3c820a9f0f61bfa9e7ba9edd2b8
[INFO] running `Command { std: "docker" "start" "-a" "f20e3351f428836a982fb6e483bb6c0914adf3c820a9f0f61bfa9e7ba9edd2b8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 42.30s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_rust-c08e44e05283228d)
[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" "f20e3351f428836a982fb6e483bb6c0914adf3c820a9f0f61bfa9e7ba9edd2b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f20e3351f428836a982fb6e483bb6c0914adf3c820a9f0f61bfa9e7ba9edd2b8", kill_on_drop: false }`
[INFO] [stdout] f20e3351f428836a982fb6e483bb6c0914adf3c820a9f0f61bfa9e7ba9edd2b8