[INFO] cloning repository https://github.com/whatevergeek/rust_demo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/whatevergeek/rust_demo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhatevergeek%2Frust_demo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhatevergeek%2Frust_demo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 899180dd2b8dff8ae44315937d2c16485e6cf6be
[INFO] testing whatevergeek/rust_demo against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwhatevergeek%2Frust_demo" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/whatevergeek/rust_demo 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/whatevergeek/rust_demo
[INFO] finished tweaking git repo https://github.com/whatevergeek/rust_demo
[INFO] tweaked toml for git repo https://github.com/whatevergeek/rust_demo written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/whatevergeek/rust_demo 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] b30d04c731d547bd7b5daa2addb128ca496049920e3ba21d89f31ae8075ed3b3
[INFO] running `Command { std: "docker" "start" "-a" "b30d04c731d547bd7b5daa2addb128ca496049920e3ba21d89f31ae8075ed3b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b30d04c731d547bd7b5daa2addb128ca496049920e3ba21d89f31ae8075ed3b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b30d04c731d547bd7b5daa2addb128ca496049920e3ba21d89f31ae8075ed3b3", kill_on_drop: false }`
[INFO] [stdout] b30d04c731d547bd7b5daa2addb128ca496049920e3ba21d89f31ae8075ed3b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] c56e6b20ea53938b00b51e040d33b79e8a9b9d534d078a009af33dbb1b390aa5
[INFO] running `Command { std: "docker" "start" "-a" "c56e6b20ea53938b00b51e040d33b79e8a9b9d534d078a009af33dbb1b390aa5", kill_on_drop: false }`
[INFO] [stderr]    Compiling demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "c56e6b20ea53938b00b51e040d33b79e8a9b9d534d078a009af33dbb1b390aa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c56e6b20ea53938b00b51e040d33b79e8a9b9d534d078a009af33dbb1b390aa5", kill_on_drop: false }`
[INFO] [stdout] c56e6b20ea53938b00b51e040d33b79e8a9b9d534d078a009af33dbb1b390aa5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 211c48af0d3f97d3ab4c87429040c4ab6638c33891d1a46c7ff83aa9204da469
[INFO] running `Command { std: "docker" "start" "-a" "211c48af0d3f97d3ab4c87429040c4ab6638c33891d1a46c7ff83aa9204da469", kill_on_drop: false }`
[INFO] [stderr]    Compiling demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "211c48af0d3f97d3ab4c87429040c4ab6638c33891d1a46c7ff83aa9204da469", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "211c48af0d3f97d3ab4c87429040c4ab6638c33891d1a46c7ff83aa9204da469", kill_on_drop: false }`
[INFO] [stdout] 211c48af0d3f97d3ab4c87429040c4ab6638c33891d1a46c7ff83aa9204da469
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] bcd45171b395572ce04b5b00b06105807345c179bfb2fbc04552ebb33ed3832f
[INFO] running `Command { std: "docker" "start" "-a" "bcd45171b395572ce04b5b00b06105807345c179bfb2fbc04552ebb33ed3832f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/demo-9ee1ee0259cfb02b)
[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" "bcd45171b395572ce04b5b00b06105807345c179bfb2fbc04552ebb33ed3832f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcd45171b395572ce04b5b00b06105807345c179bfb2fbc04552ebb33ed3832f", kill_on_drop: false }`
[INFO] [stdout] bcd45171b395572ce04b5b00b06105807345c179bfb2fbc04552ebb33ed3832f