[INFO] updating cached repository jimblandy/rust-mandelbrot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jimblandy/rust-mandelbrot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jimblandy/rust-mandelbrot" "work/ex/beta-1.37-6/sources/1.36.0/gh/jimblandy/rust-mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/jimblandy/rust-mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jimblandy/rust-mandelbrot" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jimblandy/rust-mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jimblandy/rust-mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 649e3c27dc7adcb824c3ff5eb61b6f2c0a9f234a
[INFO] sha for GitHub repo jimblandy/rust-mandelbrot: 649e3c27dc7adcb824c3ff5eb61b6f2c0a9f234a
[INFO] validating manifest of jimblandy/rust-mandelbrot on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of jimblandy/rust-mandelbrot on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing jimblandy/rust-mandelbrot
[INFO] finished frobbing jimblandy/rust-mandelbrot
[INFO] frobbed toml for jimblandy/rust-mandelbrot written to work/ex/beta-1.37-6/sources/1.36.0/gh/jimblandy/rust-mandelbrot/Cargo.toml
[INFO] started frobbing jimblandy/rust-mandelbrot
[INFO] finished frobbing jimblandy/rust-mandelbrot
[INFO] frobbed toml for jimblandy/rust-mandelbrot written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jimblandy/rust-mandelbrot/Cargo.toml
[INFO] crate jimblandy/rust-mandelbrot already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/jimblandy/rust-mandelbrot/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]     Updating git repository `https://github.com/jimblandy/atomic-chunks-mut.git`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] [stderr]     Updating git repository `https://github.com/jimblandy/atomic-chunks-mut.git`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing jimblandy/rust-mandelbrot against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/jimblandy/rust-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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 9bdebb696809ff4be2dce63d47592d42c978174ffb99e22dd2929903528a24c3
[INFO] running `"docker" "start" "-a" "9bdebb696809ff4be2dce63d47592d42c978174ffb99e22dd2929903528a24c3"`
[INFO] [stderr]    Compiling atomic_chunks_mut v0.1.0 (https://github.com/jimblandy/atomic-chunks-mut.git?rev=6d43a652f5c4df3a191c9d29e9f5d60cc677c470#6d43a652)
[INFO] [stderr]    Compiling mandelbrot v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.85s
[INFO] running `"docker" "inspect" "9bdebb696809ff4be2dce63d47592d42c978174ffb99e22dd2929903528a24c3"`
[INFO] running `"docker" "rm" "-f" "9bdebb696809ff4be2dce63d47592d42c978174ffb99e22dd2929903528a24c3"`
[INFO] [stdout] 9bdebb696809ff4be2dce63d47592d42c978174ffb99e22dd2929903528a24c3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/jimblandy/rust-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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] f93822bdc431683b21cadc0b12676e21706aebe97c4f99b63aab329813d59519
[INFO] running `"docker" "start" "-a" "f93822bdc431683b21cadc0b12676e21706aebe97c4f99b63aab329813d59519"`
[INFO] [stderr]    Compiling mandelbrot v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `"docker" "inspect" "f93822bdc431683b21cadc0b12676e21706aebe97c4f99b63aab329813d59519"`
[INFO] running `"docker" "rm" "-f" "f93822bdc431683b21cadc0b12676e21706aebe97c4f99b63aab329813d59519"`
[INFO] [stdout] f93822bdc431683b21cadc0b12676e21706aebe97c4f99b63aab329813d59519
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/jimblandy/rust-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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] d43b99613e022eee6dca772831b874d470a35004fb5729d810881d4f50c94553
[INFO] running `"docker" "start" "-a" "d43b99613e022eee6dca772831b874d470a35004fb5729d810881d4f50c94553"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mandelbrot-fefa2929d7e99aaf
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_pixel_to_point ... ok
[INFO] [stdout] test test_parse_pair ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "d43b99613e022eee6dca772831b874d470a35004fb5729d810881d4f50c94553"`
[INFO] running `"docker" "rm" "-f" "d43b99613e022eee6dca772831b874d470a35004fb5729d810881d4f50c94553"`
[INFO] [stdout] d43b99613e022eee6dca772831b874d470a35004fb5729d810881d4f50c94553