[INFO] updating cached repository PonasKovas/mandelbrot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/PonasKovas/mandelbrot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/PonasKovas/mandelbrot" "work/ex/beta-1.38-1/sources/1.37.0/gh/PonasKovas/mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/PonasKovas/mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/PonasKovas/mandelbrot" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PonasKovas/mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PonasKovas/mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 23fd5dff8c588dc7f38970837e5a1367f110399f
[INFO] sha for GitHub repo PonasKovas/mandelbrot: 23fd5dff8c588dc7f38970837e5a1367f110399f
[INFO] validating manifest of PonasKovas/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 PonasKovas/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 PonasKovas/mandelbrot
[INFO] finished frobbing PonasKovas/mandelbrot
[INFO] frobbed toml for PonasKovas/mandelbrot written to work/ex/beta-1.38-1/sources/1.37.0/gh/PonasKovas/mandelbrot/Cargo.toml
[INFO] started frobbing PonasKovas/mandelbrot
[INFO] finished frobbing PonasKovas/mandelbrot
[INFO] frobbed toml for PonasKovas/mandelbrot written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/PonasKovas/mandelbrot/Cargo.toml
[INFO] crate PonasKovas/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 PonasKovas/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-0/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/PonasKovas/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] c8b35647e6d9f385d7d30f4974756f7a84ec4fe1809b10dd23441af741a15c5f
[INFO] running `"docker" "start" "-a" "c8b35647e6d9f385d7d30f4974756f7a84ec4fe1809b10dd23441af741a15c5f"`
[INFO] [stderr]    Compiling syn v0.15.39
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.39
[INFO] [stderr]    Compiling num-rational v0.2.2
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling png v0.14.1
[INFO] [stderr]    Compiling num v0.2.0
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]    Compiling tiff v0.2.2
[INFO] [stderr]    Compiling image v0.21.2
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 44.30s
[INFO] running `"docker" "inspect" "c8b35647e6d9f385d7d30f4974756f7a84ec4fe1809b10dd23441af741a15c5f"`
[INFO] running `"docker" "rm" "-f" "c8b35647e6d9f385d7d30f4974756f7a84ec4fe1809b10dd23441af741a15c5f"`
[INFO] [stdout] c8b35647e6d9f385d7d30f4974756f7a84ec4fe1809b10dd23441af741a15c5f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/PonasKovas/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] 57281b42e335f1f3a20f5eadcc3c906403ca00729b7a1be5dbff36bb6cab14b3
[INFO] running `"docker" "start" "-a" "57281b42e335f1f3a20f5eadcc3c906403ca00729b7a1be5dbff36bb6cab14b3"`
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.40s
[INFO] running `"docker" "inspect" "57281b42e335f1f3a20f5eadcc3c906403ca00729b7a1be5dbff36bb6cab14b3"`
[INFO] running `"docker" "rm" "-f" "57281b42e335f1f3a20f5eadcc3c906403ca00729b7a1be5dbff36bb6cab14b3"`
[INFO] [stdout] 57281b42e335f1f3a20f5eadcc3c906403ca00729b7a1be5dbff36bb6cab14b3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/PonasKovas/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] 4f07a7bab14b4c6134f0b36c757e52e813b3ff190fc0b04816343a59e7443a17
[INFO] running `"docker" "start" "-a" "4f07a7bab14b4c6134f0b36c757e52e813b3ff190fc0b04816343a59e7443a17"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mandelbrot-21eb446e96828a61
[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" "4f07a7bab14b4c6134f0b36c757e52e813b3ff190fc0b04816343a59e7443a17"`
[INFO] running `"docker" "rm" "-f" "4f07a7bab14b4c6134f0b36c757e52e813b3ff190fc0b04816343a59e7443a17"`
[INFO] [stdout] 4f07a7bab14b4c6134f0b36c757e52e813b3ff190fc0b04816343a59e7443a17