[INFO] updating cached repository dmdrummond/mandelbrot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/dmdrummond/mandelbrot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/dmdrummond/mandelbrot" "work/ex/beta-1.38-1/sources/1.37.0/gh/dmdrummond/mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/dmdrummond/mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/dmdrummond/mandelbrot" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dmdrummond/mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dmdrummond/mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8dd70ffe7f24420dedc3787400755898f43178c8
[INFO] sha for GitHub repo dmdrummond/mandelbrot: 8dd70ffe7f24420dedc3787400755898f43178c8
[INFO] validating manifest of dmdrummond/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 dmdrummond/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 dmdrummond/mandelbrot
[INFO] finished frobbing dmdrummond/mandelbrot
[INFO] frobbed toml for dmdrummond/mandelbrot written to work/ex/beta-1.38-1/sources/1.37.0/gh/dmdrummond/mandelbrot/Cargo.toml
[INFO] started frobbing dmdrummond/mandelbrot
[INFO] finished frobbing dmdrummond/mandelbrot
[INFO] frobbed toml for dmdrummond/mandelbrot written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dmdrummond/mandelbrot/Cargo.toml
[INFO] crate dmdrummond/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] testing dmdrummond/mandelbrot against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dmdrummond/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 1042ed9e9194395ef2ef0dbf1f3e32b0e13041d4e2e70deda92f42d94704c7da
[INFO] running `"docker" "start" "-a" "1042ed9e9194395ef2ef0dbf1f3e32b0e13041d4e2e70deda92f42d94704c7da"`
[INFO] [stderr]    Compiling image v0.18.0
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.57s
[INFO] running `"docker" "inspect" "1042ed9e9194395ef2ef0dbf1f3e32b0e13041d4e2e70deda92f42d94704c7da"`
[INFO] running `"docker" "rm" "-f" "1042ed9e9194395ef2ef0dbf1f3e32b0e13041d4e2e70deda92f42d94704c7da"`
[INFO] [stdout] 1042ed9e9194395ef2ef0dbf1f3e32b0e13041d4e2e70deda92f42d94704c7da
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dmdrummond/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 44aad797e68df08758d58788ae30adf790a29a2d7bc54b39485dc76ea0e34242
[INFO] running `"docker" "start" "-a" "44aad797e68df08758d58788ae30adf790a29a2d7bc54b39485dc76ea0e34242"`
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `"docker" "inspect" "44aad797e68df08758d58788ae30adf790a29a2d7bc54b39485dc76ea0e34242"`
[INFO] running `"docker" "rm" "-f" "44aad797e68df08758d58788ae30adf790a29a2d7bc54b39485dc76ea0e34242"`
[INFO] [stdout] 44aad797e68df08758d58788ae30adf790a29a2d7bc54b39485dc76ea0e34242
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/dmdrummond/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 5dcf13b295926584e6f0b9d3b2fbd8896e2c6f349226ea88feed9191eaf2ab65
[INFO] running `"docker" "start" "-a" "5dcf13b295926584e6f0b9d3b2fbd8896e2c6f349226ea88feed9191eaf2ab65"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mandelbrot-6ef79e205f61f717
[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" "5dcf13b295926584e6f0b9d3b2fbd8896e2c6f349226ea88feed9191eaf2ab65"`
[INFO] running `"docker" "rm" "-f" "5dcf13b295926584e6f0b9d3b2fbd8896e2c6f349226ea88feed9191eaf2ab65"`
[INFO] [stdout] 5dcf13b295926584e6f0b9d3b2fbd8896e2c6f349226ea88feed9191eaf2ab65