[INFO] cloning repository https://github.com/michaelrodgam/Rust_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/michaelrodgam/Rust_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelrodgam%2FRust_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelrodgam%2FRust_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 97701ed572908e45f0c8584e531fbce6f4f52677
[INFO] testing michaelrodgam/Rust_test against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmichaelrodgam%2FRust_test" "/workspace/builds/worker-34/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-34/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/michaelrodgam/Rust_test 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/michaelrodgam/Rust_test
[INFO] finished tweaking git repo https://github.com/michaelrodgam/Rust_test
[INFO] tweaked toml for git repo https://github.com/michaelrodgam/Rust_test written to /workspace/builds/worker-34/source/Cargo.toml
[INFO] crate git repo https://github.com/michaelrodgam/Rust_test 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-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] 8d861ed3c87a8ca512798f7090119a9df5cbb13d62864dba176f9fb98ce1c877
[INFO] running `Command { std: "docker" "start" "-a" "8d861ed3c87a8ca512798f7090119a9df5cbb13d62864dba176f9fb98ce1c877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8d861ed3c87a8ca512798f7090119a9df5cbb13d62864dba176f9fb98ce1c877", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8d861ed3c87a8ca512798f7090119a9df5cbb13d62864dba176f9fb98ce1c877", kill_on_drop: false }`
[INFO] [stdout] 8d861ed3c87a8ca512798f7090119a9df5cbb13d62864dba176f9fb98ce1c877
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] ef11e027e2aceedfc56dd86521d4ac4d9a11162ffb6d20ae6330cc62587ad465
[INFO] running `Command { std: "docker" "start" "-a" "ef11e027e2aceedfc56dd86521d4ac4d9a11162ffb6d20ae6330cc62587ad465", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.16s
[INFO] running `Command { std: "docker" "inspect" "ef11e027e2aceedfc56dd86521d4ac4d9a11162ffb6d20ae6330cc62587ad465", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ef11e027e2aceedfc56dd86521d4ac4d9a11162ffb6d20ae6330cc62587ad465", kill_on_drop: false }`
[INFO] [stdout] ef11e027e2aceedfc56dd86521d4ac4d9a11162ffb6d20ae6330cc62587ad465
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] 19f82ad0713c037102aaf11ef3e21ee78181b54fcd5547e76bcc88439e5cc3a7
[INFO] running `Command { std: "docker" "start" "-a" "19f82ad0713c037102aaf11ef3e21ee78181b54fcd5547e76bcc88439e5cc3a7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling hello v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.71s
[INFO] running `Command { std: "docker" "inspect" "19f82ad0713c037102aaf11ef3e21ee78181b54fcd5547e76bcc88439e5cc3a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19f82ad0713c037102aaf11ef3e21ee78181b54fcd5547e76bcc88439e5cc3a7", kill_on_drop: false }`
[INFO] [stdout] 19f82ad0713c037102aaf11ef3e21ee78181b54fcd5547e76bcc88439e5cc3a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-34/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] 6b6482ee0462e95890b52875dd8e72d616088b331abebcd201ffbb4c3506ce38
[INFO] running `Command { std: "docker" "start" "-a" "6b6482ee0462e95890b52875dd8e72d616088b331abebcd201ffbb4c3506ce38", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.30s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello-cca486e4ec3e887b)
[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" "6b6482ee0462e95890b52875dd8e72d616088b331abebcd201ffbb4c3506ce38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b6482ee0462e95890b52875dd8e72d616088b331abebcd201ffbb4c3506ce38", kill_on_drop: false }`
[INFO] [stdout] 6b6482ee0462e95890b52875dd8e72d616088b331abebcd201ffbb4c3506ce38