[INFO] cloning repository https://github.com/passy/hello-world-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/passy/hello-world-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpassy%2Fhello-world-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpassy%2Fhello-world-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 55fa8bb67ec923179c26db7b2637553211ed3fa4
[INFO] testing passy/hello-world-rs against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpassy%2Fhello-world-rs" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/passy/hello-world-rs 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/passy/hello-world-rs
[INFO] finished tweaking git repo https://github.com/passy/hello-world-rs
[INFO] tweaked toml for git repo https://github.com/passy/hello-world-rs written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/passy/hello-world-rs 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-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 77642f4a6cbad8b9e3eefcdaa277e275de0c4b36124b4486c91cd5a59c9810d4
[INFO] running `Command { std: "docker" "start" "-a" "77642f4a6cbad8b9e3eefcdaa277e275de0c4b36124b4486c91cd5a59c9810d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77642f4a6cbad8b9e3eefcdaa277e275de0c4b36124b4486c91cd5a59c9810d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77642f4a6cbad8b9e3eefcdaa277e275de0c4b36124b4486c91cd5a59c9810d4", kill_on_drop: false }`
[INFO] [stdout] 77642f4a6cbad8b9e3eefcdaa277e275de0c4b36124b4486c91cd5a59c9810d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 0b6ea2299e065e5e2b47d3cdd32e0a2d23168d9ba907991f700496403ba449da
[INFO] running `Command { std: "docker" "start" "-a" "0b6ea2299e065e5e2b47d3cdd32e0a2d23168d9ba907991f700496403ba449da", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-world-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `Command { std: "docker" "inspect" "0b6ea2299e065e5e2b47d3cdd32e0a2d23168d9ba907991f700496403ba449da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0b6ea2299e065e5e2b47d3cdd32e0a2d23168d9ba907991f700496403ba449da", kill_on_drop: false }`
[INFO] [stdout] 0b6ea2299e065e5e2b47d3cdd32e0a2d23168d9ba907991f700496403ba449da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] b97f7032cb111eae74f1036fa4d3d1c384da9ef0c947eb4deb156aa0b42f6139
[INFO] running `Command { std: "docker" "start" "-a" "b97f7032cb111eae74f1036fa4d3d1c384da9ef0c947eb4deb156aa0b42f6139", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello-world-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "b97f7032cb111eae74f1036fa4d3d1c384da9ef0c947eb4deb156aa0b42f6139", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b97f7032cb111eae74f1036fa4d3d1c384da9ef0c947eb4deb156aa0b42f6139", kill_on_drop: false }`
[INFO] [stdout] b97f7032cb111eae74f1036fa4d3d1c384da9ef0c947eb4deb156aa0b42f6139
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 5c7e3ebe496182429f3ac4a53de94dcd19d79bd74333fad7eca33967f97f9223
[INFO] running `Command { std: "docker" "start" "-a" "5c7e3ebe496182429f3ac4a53de94dcd19d79bd74333fad7eca33967f97f9223", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_world_rs-6750df2aa133e898)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5c7e3ebe496182429f3ac4a53de94dcd19d79bd74333fad7eca33967f97f9223", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c7e3ebe496182429f3ac4a53de94dcd19d79bd74333fad7eca33967f97f9223", kill_on_drop: false }`
[INFO] [stdout] 5c7e3ebe496182429f3ac4a53de94dcd19d79bd74333fad7eca33967f97f9223