[INFO] updating cached repository https://github.com/kontheocharis/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] 106466c707bdad85511c9f5bb9d8a56c9c814a85
[INFO] testing kontheocharis/mandelbrot against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkontheocharis%2Fmandelbrot" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kontheocharis/mandelbrot on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/kontheocharis/mandelbrot
[INFO] finished tweaking git repo https://github.com/kontheocharis/mandelbrot
[INFO] tweaked toml for git repo https://github.com/kontheocharis/mandelbrot written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/kontheocharis/mandelbrot already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] d1f5f74f351fcc8eaa8ceb90f2abb26a70777fba4e100dd000a9726a9d5587ea
[INFO] running `"docker" "start" "-a" "d1f5f74f351fcc8eaa8ceb90f2abb26a70777fba4e100dd000a9726a9d5587ea"`
[INFO] [stderr]    Compiling png_encode_mini v0.1.2
[INFO] [stderr]    Compiling num_cpus v1.10.0
[INFO] [stderr]    Compiling miniz-sys v0.1.11
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling flate2 v0.2.20
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling png v0.5.2
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling image v0.10.4
[INFO] [stderr]    Compiling raster v0.2.0
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.34s
[INFO] running `"docker" "inspect" "d1f5f74f351fcc8eaa8ceb90f2abb26a70777fba4e100dd000a9726a9d5587ea"`
[INFO] running `"docker" "rm" "-f" "d1f5f74f351fcc8eaa8ceb90f2abb26a70777fba4e100dd000a9726a9d5587ea"`
[INFO] [stdout] d1f5f74f351fcc8eaa8ceb90f2abb26a70777fba4e100dd000a9726a9d5587ea
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] 462b9ae26b6fe48a7125b193c5a7d0b1990a1165c50562369b2e84a585a63bb0
[INFO] running `"docker" "start" "-a" "462b9ae26b6fe48a7125b193c5a7d0b1990a1165c50562369b2e84a585a63bb0"`
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.84s
[INFO] running `"docker" "inspect" "462b9ae26b6fe48a7125b193c5a7d0b1990a1165c50562369b2e84a585a63bb0"`
[INFO] running `"docker" "rm" "-f" "462b9ae26b6fe48a7125b193c5a7d0b1990a1165c50562369b2e84a585a63bb0"`
[INFO] [stdout] 462b9ae26b6fe48a7125b193c5a7d0b1990a1165c50562369b2e84a585a63bb0
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/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" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 916a72ae912b2e1839a78ae3c6e419337f874180cf13ce1873fea127150183ec
[INFO] running `"docker" "start" "-a" "916a72ae912b2e1839a78ae3c6e419337f874180cf13ce1873fea127150183ec"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mandelbrot-44f05ff717b849ea
[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" "916a72ae912b2e1839a78ae3c6e419337f874180cf13ce1873fea127150183ec"`
[INFO] running `"docker" "rm" "-f" "916a72ae912b2e1839a78ae3c6e419337f874180cf13ce1873fea127150183ec"`
[INFO] [stdout] 916a72ae912b2e1839a78ae3c6e419337f874180cf13ce1873fea127150183ec