[INFO] cloning repository https://github.com/lufemas/rust-first-program
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lufemas/rust-first-program" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flufemas%2Frust-first-program", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flufemas%2Frust-first-program'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0344e3a0fa148f67ca25d7179fbb50e83b0a32f6
[INFO] testing lufemas/rust-first-program against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flufemas%2Frust-first-program" "/workspace/builds/worker-40/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-40/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lufemas/rust-first-program 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/lufemas/rust-first-program
[INFO] finished tweaking git repo https://github.com/lufemas/rust-first-program
[INFO] tweaked toml for git repo https://github.com/lufemas/rust-first-program written to /workspace/builds/worker-40/source/Cargo.toml
[INFO] crate git repo https://github.com/lufemas/rust-first-program 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-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] 9434a25d6492f16ad5f72e59c1051d73590eb2e08eeb405c1c531b8695eb27cd
[INFO] running `Command { std: "docker" "start" "-a" "9434a25d6492f16ad5f72e59c1051d73590eb2e08eeb405c1c531b8695eb27cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9434a25d6492f16ad5f72e59c1051d73590eb2e08eeb405c1c531b8695eb27cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9434a25d6492f16ad5f72e59c1051d73590eb2e08eeb405c1c531b8695eb27cd", kill_on_drop: false }`
[INFO] [stdout] 9434a25d6492f16ad5f72e59c1051d73590eb2e08eeb405c1c531b8695eb27cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] e2a9462db80c3d37af42da23428f50744b2b56ab203ad99c484da40b6533661e
[INFO] running `Command { std: "docker" "start" "-a" "e2a9462db80c3d37af42da23428f50744b2b56ab203ad99c484da40b6533661e", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hello-sailor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.87s
[INFO] running `Command { std: "docker" "inspect" "e2a9462db80c3d37af42da23428f50744b2b56ab203ad99c484da40b6533661e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2a9462db80c3d37af42da23428f50744b2b56ab203ad99c484da40b6533661e", kill_on_drop: false }`
[INFO] [stdout] e2a9462db80c3d37af42da23428f50744b2b56ab203ad99c484da40b6533661e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] 7c9e1eb44a9f03d39679bde2d40288b751dfc47bb2e3df0652436110d11e7e05
[INFO] running `Command { std: "docker" "start" "-a" "7c9e1eb44a9f03d39679bde2d40288b751dfc47bb2e3df0652436110d11e7e05", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hello-sailor v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `Command { std: "docker" "inspect" "7c9e1eb44a9f03d39679bde2d40288b751dfc47bb2e3df0652436110d11e7e05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7c9e1eb44a9f03d39679bde2d40288b751dfc47bb2e3df0652436110d11e7e05", kill_on_drop: false }`
[INFO] [stdout] 7c9e1eb44a9f03d39679bde2d40288b751dfc47bb2e3df0652436110d11e7e05
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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] a3e5a341b311ef5f5d7431749b25c5f415a09d5647b0b38abb8e7ebf3ab4cb29
[INFO] running `Command { std: "docker" "start" "-a" "a3e5a341b311ef5f5d7431749b25c5f415a09d5647b0b38abb8e7ebf3ab4cb29", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_sailor-62923ea16bb927b7)
[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" "a3e5a341b311ef5f5d7431749b25c5f415a09d5647b0b38abb8e7ebf3ab4cb29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3e5a341b311ef5f5d7431749b25c5f415a09d5647b0b38abb8e7ebf3ab4cb29", kill_on_drop: false }`
[INFO] [stdout] a3e5a341b311ef5f5d7431749b25c5f415a09d5647b0b38abb8e7ebf3ab4cb29