[INFO] cloning repository https://github.com/binxio/blog-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/binxio/blog-hello-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbinxio%2Fblog-hello-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbinxio%2Fblog-hello-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c22b4c21cd3177e90a72ac15a048100349f64661
[INFO] testing binxio/blog-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%2Fbinxio%2Fblog-hello-rust" "/workspace/builds/worker-44/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-44/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/binxio/blog-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/binxio/blog-hello-rust
[INFO] finished tweaking git repo https://github.com/binxio/blog-hello-rust
[INFO] tweaked toml for git repo https://github.com/binxio/blog-hello-rust written to /workspace/builds/worker-44/source/Cargo.toml
[INFO] crate git repo https://github.com/binxio/blog-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-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 207693c2c5b7b9fc13c762073a087f3d553dec199830efe00f8942e865085665
[INFO] running `Command { std: "docker" "start" "-a" "207693c2c5b7b9fc13c762073a087f3d553dec199830efe00f8942e865085665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "207693c2c5b7b9fc13c762073a087f3d553dec199830efe00f8942e865085665", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "207693c2c5b7b9fc13c762073a087f3d553dec199830efe00f8942e865085665", kill_on_drop: false }`
[INFO] [stdout] 207693c2c5b7b9fc13c762073a087f3d553dec199830efe00f8942e865085665
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 864cb3a89a9e6cb146643849f6bd87fa057e178e0c738a81b2d50946a8bea68d
[INFO] running `Command { std: "docker" "start" "-a" "864cb3a89a9e6cb146643849f6bd87fa057e178e0c738a81b2d50946a8bea68d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.44
[INFO] [stderr]    Compiling rand v0.4.3
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling hello-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.74s
[INFO] running `Command { std: "docker" "inspect" "864cb3a89a9e6cb146643849f6bd87fa057e178e0c738a81b2d50946a8bea68d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "864cb3a89a9e6cb146643849f6bd87fa057e178e0c738a81b2d50946a8bea68d", kill_on_drop: false }`
[INFO] [stdout] 864cb3a89a9e6cb146643849f6bd87fa057e178e0c738a81b2d50946a8bea68d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 26792c8dffaaba680ec20cad1402f44de7be018e5ea87ea19a81aaeb9f5b6321
[INFO] running `Command { std: "docker" "start" "-a" "26792c8dffaaba680ec20cad1402f44de7be018e5ea87ea19a81aaeb9f5b6321", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "26792c8dffaaba680ec20cad1402f44de7be018e5ea87ea19a81aaeb9f5b6321", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26792c8dffaaba680ec20cad1402f44de7be018e5ea87ea19a81aaeb9f5b6321", kill_on_drop: false }`
[INFO] [stdout] 26792c8dffaaba680ec20cad1402f44de7be018e5ea87ea19a81aaeb9f5b6321
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-44/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] 9ab9aa385ab2be6de8d30711d35b913c3aed49dfc8d7f03fee282af4a355d37c
[INFO] running `Command { std: "docker" "start" "-a" "9ab9aa385ab2be6de8d30711d35b913c3aed49dfc8d7f03fee282af4a355d37c", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.18s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_rust-7952726f4a88fa27)
[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" "9ab9aa385ab2be6de8d30711d35b913c3aed49dfc8d7f03fee282af4a355d37c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ab9aa385ab2be6de8d30711d35b913c3aed49dfc8d7f03fee282af4a355d37c", kill_on_drop: false }`
[INFO] [stdout] 9ab9aa385ab2be6de8d30711d35b913c3aed49dfc8d7f03fee282af4a355d37c