[INFO] cloning repository https://github.com/raychorn/rust_samples_1
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/raychorn/rust_samples_1" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraychorn%2Frust_samples_1", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraychorn%2Frust_samples_1'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 45887d07b9a10bad503f37db47a588dfc15ee1ab
[INFO] testing raychorn/rust_samples_1 against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fraychorn%2Frust_samples_1" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/raychorn/rust_samples_1 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/raychorn/rust_samples_1
[INFO] finished tweaking git repo https://github.com/raychorn/rust_samples_1
[INFO] tweaked toml for git repo https://github.com/raychorn/rust_samples_1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/raychorn/rust_samples_1 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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] f023ec7347143c55d1fe12c24ad1d73dc0b4bb4eafa0a2bb0b9e6a154f25472e
[INFO] running `Command { std: "docker" "start" "-a" "f023ec7347143c55d1fe12c24ad1d73dc0b4bb4eafa0a2bb0b9e6a154f25472e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f023ec7347143c55d1fe12c24ad1d73dc0b4bb4eafa0a2bb0b9e6a154f25472e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f023ec7347143c55d1fe12c24ad1d73dc0b4bb4eafa0a2bb0b9e6a154f25472e", kill_on_drop: false }`
[INFO] [stdout] f023ec7347143c55d1fe12c24ad1d73dc0b4bb4eafa0a2bb0b9e6a154f25472e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 503632f58153b597a79d970716ee923b8e12e6ed82681ddd3015f524d30a838d
[INFO] running `Command { std: "docker" "start" "-a" "503632f58153b597a79d970716ee923b8e12e6ed82681ddd3015f524d30a838d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling myrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.25s
[INFO] running `Command { std: "docker" "inspect" "503632f58153b597a79d970716ee923b8e12e6ed82681ddd3015f524d30a838d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "503632f58153b597a79d970716ee923b8e12e6ed82681ddd3015f524d30a838d", kill_on_drop: false }`
[INFO] [stdout] 503632f58153b597a79d970716ee923b8e12e6ed82681ddd3015f524d30a838d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] 91d08bbe0ae6106084f55a38c60bc79b55619f62af6fd357c06dc3cc612fbe51
[INFO] running `Command { std: "docker" "start" "-a" "91d08bbe0ae6106084f55a38c60bc79b55619f62af6fd357c06dc3cc612fbe51", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling myrust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.44s
[INFO] running `Command { std: "docker" "inspect" "91d08bbe0ae6106084f55a38c60bc79b55619f62af6fd357c06dc3cc612fbe51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91d08bbe0ae6106084f55a38c60bc79b55619f62af6fd357c06dc3cc612fbe51", kill_on_drop: false }`
[INFO] [stdout] 91d08bbe0ae6106084f55a38c60bc79b55619f62af6fd357c06dc3cc612fbe51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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] b571f2bfb540edb2bd742c825123746c508cf6d3696b91ce71055c352c887b63
[INFO] running `Command { std: "docker" "start" "-a" "b571f2bfb540edb2bd742c825123746c508cf6d3696b91ce71055c352c887b63", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/myrust-987467e9cbc74b19)
[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" "b571f2bfb540edb2bd742c825123746c508cf6d3696b91ce71055c352c887b63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b571f2bfb540edb2bd742c825123746c508cf6d3696b91ce71055c352c887b63", kill_on_drop: false }`
[INFO] [stdout] b571f2bfb540edb2bd742c825123746c508cf6d3696b91ce71055c352c887b63