[INFO] updating cached repository jgrosso/mandelbrot-rs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jgrosso/mandelbrot-rs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jgrosso/mandelbrot-rs" "work/ex/beta-1.37-6/sources/1.36.0/gh/jgrosso/mandelbrot-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/jgrosso/mandelbrot-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jgrosso/mandelbrot-rs" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jgrosso/mandelbrot-rs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jgrosso/mandelbrot-rs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c10f4a3fb0b83e10b4c619c54b086a79b367985d
[INFO] sha for GitHub repo jgrosso/mandelbrot-rs: c10f4a3fb0b83e10b4c619c54b086a79b367985d
[INFO] validating manifest of jgrosso/mandelbrot-rs 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 jgrosso/mandelbrot-rs 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 jgrosso/mandelbrot-rs
[INFO] finished frobbing jgrosso/mandelbrot-rs
[INFO] frobbed toml for jgrosso/mandelbrot-rs written to work/ex/beta-1.37-6/sources/1.36.0/gh/jgrosso/mandelbrot-rs/Cargo.toml
[INFO] started frobbing jgrosso/mandelbrot-rs
[INFO] finished frobbing jgrosso/mandelbrot-rs
[INFO] frobbed toml for jgrosso/mandelbrot-rs written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/jgrosso/mandelbrot-rs/Cargo.toml
[INFO] crate jgrosso/mandelbrot-rs 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing jgrosso/mandelbrot-rs 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-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/jgrosso/mandelbrot-rs:/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] df26a72b20193bc6b0ae36d0888725bcc78c8d0378be1869dc7daba28dd2c35a
[INFO] running `"docker" "start" "-a" "df26a72b20193bc6b0ae36d0888725bcc78c8d0378be1869dc7daba28dd2c35a"`
[INFO] [stderr]    Compiling syn v0.14.2
[INFO] [stderr]    Compiling jpeg-decoder v0.1.15
[INFO] [stderr]    Compiling num-derive v0.2.2
[INFO] [stderr]    Compiling image v0.19.0
[INFO] [stderr]    Compiling mandelbrot-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 29.76s
[INFO] running `"docker" "inspect" "df26a72b20193bc6b0ae36d0888725bcc78c8d0378be1869dc7daba28dd2c35a"`
[INFO] running `"docker" "rm" "-f" "df26a72b20193bc6b0ae36d0888725bcc78c8d0378be1869dc7daba28dd2c35a"`
[INFO] [stdout] df26a72b20193bc6b0ae36d0888725bcc78c8d0378be1869dc7daba28dd2c35a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/jgrosso/mandelbrot-rs:/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] d8495d6bdaa39fa8fb7b39986ab46b4e08ad815bd466933dca3a963f95c8349a
[INFO] running `"docker" "start" "-a" "d8495d6bdaa39fa8fb7b39986ab46b4e08ad815bd466933dca3a963f95c8349a"`
[INFO] [stderr]    Compiling mandelbrot-rs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `"docker" "inspect" "d8495d6bdaa39fa8fb7b39986ab46b4e08ad815bd466933dca3a963f95c8349a"`
[INFO] running `"docker" "rm" "-f" "d8495d6bdaa39fa8fb7b39986ab46b4e08ad815bd466933dca3a963f95c8349a"`
[INFO] [stdout] d8495d6bdaa39fa8fb7b39986ab46b4e08ad815bd466933dca3a963f95c8349a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/jgrosso/mandelbrot-rs:/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] 76d2a1317b5a3e760fa3b27cfb3d665a135d301395f1569723cab9561b4c80db
[INFO] running `"docker" "start" "-a" "76d2a1317b5a3e760fa3b27cfb3d665a135d301395f1569723cab9561b4c80db"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mandelbrot_rs-d903fc1fab96fe39
[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" "76d2a1317b5a3e760fa3b27cfb3d665a135d301395f1569723cab9561b4c80db"`
[INFO] running `"docker" "rm" "-f" "76d2a1317b5a3e760fa3b27cfb3d665a135d301395f1569723cab9561b4c80db"`
[INFO] [stdout] 76d2a1317b5a3e760fa3b27cfb3d665a135d301395f1569723cab9561b4c80db