[INFO] updating cached repository christiansakai/mandelbrot_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/christiansakai/mandelbrot_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/christiansakai/mandelbrot_rust" "work/ex/beta-1.38-1/sources/1.37.0/gh/christiansakai/mandelbrot_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/christiansakai/mandelbrot_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/christiansakai/mandelbrot_rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/christiansakai/mandelbrot_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/christiansakai/mandelbrot_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 92e780517e86b5bbb93ba37afc99f576a11fad26
[INFO] sha for GitHub repo christiansakai/mandelbrot_rust: 92e780517e86b5bbb93ba37afc99f576a11fad26
[INFO] validating manifest of christiansakai/mandelbrot_rust 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 christiansakai/mandelbrot_rust 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 christiansakai/mandelbrot_rust
[INFO] finished frobbing christiansakai/mandelbrot_rust
[INFO] frobbed toml for christiansakai/mandelbrot_rust written to work/ex/beta-1.38-1/sources/1.37.0/gh/christiansakai/mandelbrot_rust/Cargo.toml
[INFO] started frobbing christiansakai/mandelbrot_rust
[INFO] finished frobbing christiansakai/mandelbrot_rust
[INFO] frobbed toml for christiansakai/mandelbrot_rust written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/christiansakai/mandelbrot_rust/Cargo.toml
[INFO] crate christiansakai/mandelbrot_rust 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 christiansakai/mandelbrot_rust 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/christiansakai/mandelbrot_rust:/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] 7f9996841b904d182744df3f768df1684cfc66cd14cee7f705db10a2538db6de
[INFO] running `"docker" "start" "-a" "7f9996841b904d182744df3f768df1684cfc66cd14cee7f705db10a2538db6de"`
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling png v0.7.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling rayon v1.0.2
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling image v0.13.0
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.43s
[INFO] running `"docker" "inspect" "7f9996841b904d182744df3f768df1684cfc66cd14cee7f705db10a2538db6de"`
[INFO] running `"docker" "rm" "-f" "7f9996841b904d182744df3f768df1684cfc66cd14cee7f705db10a2538db6de"`
[INFO] [stdout] 7f9996841b904d182744df3f768df1684cfc66cd14cee7f705db10a2538db6de
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/christiansakai/mandelbrot_rust:/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] d05250014456f4a8d93ae308b73117a905d40f86742e749edd5552b3ebe70157
[INFO] running `"docker" "start" "-a" "d05250014456f4a8d93ae308b73117a905d40f86742e749edd5552b3ebe70157"`
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.71s
[INFO] running `"docker" "inspect" "d05250014456f4a8d93ae308b73117a905d40f86742e749edd5552b3ebe70157"`
[INFO] running `"docker" "rm" "-f" "d05250014456f4a8d93ae308b73117a905d40f86742e749edd5552b3ebe70157"`
[INFO] [stdout] d05250014456f4a8d93ae308b73117a905d40f86742e749edd5552b3ebe70157
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/christiansakai/mandelbrot_rust:/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] af9c701279ee46181b418c1a9343a303caeb175848ea7e16d0137ee5adcc6fda
[INFO] running `"docker" "start" "-a" "af9c701279ee46181b418c1a9343a303caeb175848ea7e16d0137ee5adcc6fda"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mandelbrot-7a5d584691dd6bd2
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_parse_pair ... ok
[INFO] [stdout] test test_parse_complex ... ok
[INFO] [stdout] test test_pixel_to_point ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "af9c701279ee46181b418c1a9343a303caeb175848ea7e16d0137ee5adcc6fda"`
[INFO] running `"docker" "rm" "-f" "af9c701279ee46181b418c1a9343a303caeb175848ea7e16d0137ee5adcc6fda"`
[INFO] [stdout] af9c701279ee46181b418c1a9343a303caeb175848ea7e16d0137ee5adcc6fda