[INFO] updating cached repository CodeGradox/mandelbrot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/CodeGradox/mandelbrot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/CodeGradox/mandelbrot" "work/ex/beta-1.38-1/sources/1.37.0/gh/CodeGradox/mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/CodeGradox/mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/CodeGradox/mandelbrot" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/CodeGradox/mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/CodeGradox/mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 56b076aee82ab53cf8838e1afc9ccf5208e34d22
[INFO] sha for GitHub repo CodeGradox/mandelbrot: 56b076aee82ab53cf8838e1afc9ccf5208e34d22
[INFO] validating manifest of CodeGradox/mandelbrot on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of CodeGradox/mandelbrot on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing CodeGradox/mandelbrot
[INFO] finished frobbing CodeGradox/mandelbrot
[INFO] frobbed toml for CodeGradox/mandelbrot written to work/ex/beta-1.38-1/sources/1.37.0/gh/CodeGradox/mandelbrot/Cargo.toml
[INFO] started frobbing CodeGradox/mandelbrot
[INFO] finished frobbing CodeGradox/mandelbrot
[INFO] frobbed toml for CodeGradox/mandelbrot written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/CodeGradox/mandelbrot/Cargo.toml
[INFO] crate CodeGradox/mandelbrot already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing CodeGradox/mandelbrot against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/CodeGradox/mandelbrot:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] ecc1f9d336acfebe90cefd73a4f19dffa9bea2d67bed5bca0f46f5d5e5ff4955
[INFO] running `"docker" "start" "-a" "ecc1f9d336acfebe90cefd73a4f19dffa9bea2d67bed5bca0f46f5d5e5ff4955"`
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling syn v0.15.18
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling rayon v1.0.3
[INFO] [stderr]    Compiling num-derive v0.2.3
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling tiff v0.2.1
[INFO] [stderr]    Compiling image v0.20.1
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.77s
[INFO] running `"docker" "inspect" "ecc1f9d336acfebe90cefd73a4f19dffa9bea2d67bed5bca0f46f5d5e5ff4955"`
[INFO] running `"docker" "rm" "-f" "ecc1f9d336acfebe90cefd73a4f19dffa9bea2d67bed5bca0f46f5d5e5ff4955"`
[INFO] [stdout] ecc1f9d336acfebe90cefd73a4f19dffa9bea2d67bed5bca0f46f5d5e5ff4955
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/CodeGradox/mandelbrot:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] ca25a1fc85948a7b2e95fe946a22a2a7f876e7520e432910bb12b2cb0f5c97f9
[INFO] running `"docker" "start" "-a" "ca25a1fc85948a7b2e95fe946a22a2a7f876e7520e432910bb12b2cb0f5c97f9"`
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `"docker" "inspect" "ca25a1fc85948a7b2e95fe946a22a2a7f876e7520e432910bb12b2cb0f5c97f9"`
[INFO] running `"docker" "rm" "-f" "ca25a1fc85948a7b2e95fe946a22a2a7f876e7520e432910bb12b2cb0f5c97f9"`
[INFO] [stdout] ca25a1fc85948a7b2e95fe946a22a2a7f876e7520e432910bb12b2cb0f5c97f9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/CodeGradox/mandelbrot:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 7aa151559d14152b23edd3f7a32756623eb16b13e25fa7b71cc754b624d1c725
[INFO] running `"docker" "start" "-a" "7aa151559d14152b23edd3f7a32756623eb16b13e25fa7b71cc754b624d1c725"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mandelbrot-38b5324b8e3d1082
[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" "7aa151559d14152b23edd3f7a32756623eb16b13e25fa7b71cc754b624d1c725"`
[INFO] running `"docker" "rm" "-f" "7aa151559d14152b23edd3f7a32756623eb16b13e25fa7b71cc754b624d1c725"`
[INFO] [stdout] 7aa151559d14152b23edd3f7a32756623eb16b13e25fa7b71cc754b624d1c725