[INFO] updating cached repository https://github.com/r2p2/rust-mandelbrot
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5cf2334de4e9a5a853089ee114ac8ff7d1677041
[INFO] testing r2p2/rust-mandelbrot against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fr2p2%2Frust-mandelbrot" "work/builds/worker-0/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/r2p2/rust-mandelbrot on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/r2p2/rust-mandelbrot
[INFO] finished tweaking git repo https://github.com/r2p2/rust-mandelbrot
[INFO] tweaked toml for git repo https://github.com/r2p2/rust-mandelbrot written to work/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/r2p2/rust-mandelbrot already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 98cf74d79aa7b59c0631f2ae06038a19f32c6376b24cb13c4b26fb0820856c1c
[INFO] running `"docker" "start" "-a" "98cf74d79aa7b59c0631f2ae06038a19f32c6376b24cb13c4b26fb0820856c1c"`
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.33s
[INFO] running `"docker" "inspect" "98cf74d79aa7b59c0631f2ae06038a19f32c6376b24cb13c4b26fb0820856c1c"`
[INFO] running `"docker" "rm" "-f" "98cf74d79aa7b59c0631f2ae06038a19f32c6376b24cb13c4b26fb0820856c1c"`
[INFO] [stdout] 98cf74d79aa7b59c0631f2ae06038a19f32c6376b24cb13c4b26fb0820856c1c
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] ef818eb1b37698b6fcef9c27be7730a7e1c08d9a5be30bee7195a2d494b7dbd2
[INFO] running `"docker" "start" "-a" "ef818eb1b37698b6fcef9c27be7730a7e1c08d9a5be30bee7195a2d494b7dbd2"`
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `"docker" "inspect" "ef818eb1b37698b6fcef9c27be7730a7e1c08d9a5be30bee7195a2d494b7dbd2"`
[INFO] running `"docker" "rm" "-f" "ef818eb1b37698b6fcef9c27be7730a7e1c08d9a5be30bee7195a2d494b7dbd2"`
[INFO] [stdout] ef818eb1b37698b6fcef9c27be7730a7e1c08d9a5be30bee7195a2d494b7dbd2
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 8e3950d9c5cc6888973dcfb03c5b85b22eb8af0755adc4e9bb6c3ba0d4230cc3
[INFO] running `"docker" "start" "-a" "8e3950d9c5cc6888973dcfb03c5b85b22eb8af0755adc4e9bb6c3ba0d4230cc3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mandelbrot-9f1607d38bffb13d
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8e3950d9c5cc6888973dcfb03c5b85b22eb8af0755adc4e9bb6c3ba0d4230cc3"`
[INFO] running `"docker" "rm" "-f" "8e3950d9c5cc6888973dcfb03c5b85b22eb8af0755adc4e9bb6c3ba0d4230cc3"`
[INFO] [stdout] 8e3950d9c5cc6888973dcfb03c5b85b22eb8af0755adc4e9bb6c3ba0d4230cc3