[INFO] updating cached repository ProgrammingRust/mandelbrot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ProgrammingRust/mandelbrot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ProgrammingRust/mandelbrot" "work/ex/beta-1.38-1/sources/1.37.0/gh/ProgrammingRust/mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ProgrammingRust/mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ProgrammingRust/mandelbrot" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ProgrammingRust/mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ProgrammingRust/mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8a9abadc21c20ecea5522e808d92397b1bf6638e
[INFO] sha for GitHub repo ProgrammingRust/mandelbrot: 8a9abadc21c20ecea5522e808d92397b1bf6638e
[INFO] validating manifest of ProgrammingRust/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 ProgrammingRust/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 ProgrammingRust/mandelbrot
[INFO] finished frobbing ProgrammingRust/mandelbrot
[INFO] frobbed toml for ProgrammingRust/mandelbrot written to work/ex/beta-1.38-1/sources/1.37.0/gh/ProgrammingRust/mandelbrot/Cargo.toml
[INFO] started frobbing ProgrammingRust/mandelbrot
[INFO] finished frobbing ProgrammingRust/mandelbrot
[INFO] frobbed toml for ProgrammingRust/mandelbrot written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ProgrammingRust/mandelbrot/Cargo.toml
[INFO] crate ProgrammingRust/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 ProgrammingRust/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/ProgrammingRust/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] cd8d3d7d5e1100f598f9f9a4e10ad71f52b05fdeeaa08becb187ec281b5a0872
[INFO] running `"docker" "start" "-a" "cd8d3d7d5e1100f598f9f9a4e10ad71f52b05fdeeaa08becb187ec281b5a0872"`
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling num-traits v0.1.43
[INFO] [stderr]    Compiling num-integer v0.1.36
[INFO] [stderr]    Compiling rayon-core v1.3.0
[INFO] [stderr]    Compiling num-complex v0.1.41
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling num-bigint v0.1.41
[INFO] [stderr]    Compiling num-iter v0.1.35
[INFO] [stderr]    Compiling rayon v0.8.2
[INFO] [stderr]    Compiling flate2 v0.2.20
[INFO] [stderr]    Compiling num-rational v0.1.41
[INFO] [stderr]    Compiling png v0.5.2
[INFO] [stderr]    Compiling num v0.1.41
[INFO] [stderr]    Compiling jpeg-decoder v0.1.13
[INFO] [stderr]    Compiling image v0.10.4
[INFO] [stderr]    Compiling mandelbrot v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.89s
[INFO] running `"docker" "inspect" "cd8d3d7d5e1100f598f9f9a4e10ad71f52b05fdeeaa08becb187ec281b5a0872"`
[INFO] running `"docker" "rm" "-f" "cd8d3d7d5e1100f598f9f9a4e10ad71f52b05fdeeaa08becb187ec281b5a0872"`
[INFO] [stdout] cd8d3d7d5e1100f598f9f9a4e10ad71f52b05fdeeaa08becb187ec281b5a0872
[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/ProgrammingRust/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] e6b8439eb714976751c7af128400813f0079808a934e62f84a94847df10d78fc
[INFO] running `"docker" "start" "-a" "e6b8439eb714976751c7af128400813f0079808a934e62f84a94847df10d78fc"`
[INFO] [stderr]    Compiling mandelbrot v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.46s
[INFO] running `"docker" "inspect" "e6b8439eb714976751c7af128400813f0079808a934e62f84a94847df10d78fc"`
[INFO] running `"docker" "rm" "-f" "e6b8439eb714976751c7af128400813f0079808a934e62f84a94847df10d78fc"`
[INFO] [stdout] e6b8439eb714976751c7af128400813f0079808a934e62f84a94847df10d78fc
[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/ProgrammingRust/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] 474b4aa04f15ae8ddc795cdcb4f24a14d87cf799523e48edea30b98978613cfc
[INFO] running `"docker" "start" "-a" "474b4aa04f15ae8ddc795cdcb4f24a14d87cf799523e48edea30b98978613cfc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mandelbrot-7769c36f95beec1b
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_parse_pair ... ok
[INFO] [stdout] test test_pixel_to_point ... 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" "474b4aa04f15ae8ddc795cdcb4f24a14d87cf799523e48edea30b98978613cfc"`
[INFO] running `"docker" "rm" "-f" "474b4aa04f15ae8ddc795cdcb4f24a14d87cf799523e48edea30b98978613cfc"`
[INFO] [stdout] 474b4aa04f15ae8ddc795cdcb4f24a14d87cf799523e48edea30b98978613cfc