[INFO] updating cached repository pluripotency/mandelbrot
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/pluripotency/mandelbrot
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/pluripotency/mandelbrot" "work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/pluripotency/mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/pluripotency/mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/pluripotency/mandelbrot" "work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/pluripotency/mandelbrot"`
[INFO] [stderr] Cloning into 'work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/pluripotency/mandelbrot'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 17f39395d9ac5aa0f51bed614e686517b6638c12
[INFO] sha for GitHub repo pluripotency/mandelbrot: 17f39395d9ac5aa0f51bed614e686517b6638c12
[INFO] validating manifest of pluripotency/mandelbrot on toolchain master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of pluripotency/mandelbrot on toolchain try#7fea0229842e79db1159ea58ad9a653b288efee9
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing pluripotency/mandelbrot
[INFO] finished frobbing pluripotency/mandelbrot
[INFO] frobbed toml for pluripotency/mandelbrot written to work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/pluripotency/mandelbrot/Cargo.toml
[INFO] started frobbing pluripotency/mandelbrot
[INFO] finished frobbing pluripotency/mandelbrot
[INFO] frobbed toml for pluripotency/mandelbrot written to work/ex/pr-57967/sources/try#7fea0229842e79db1159ea58ad9a653b288efee9/gh/pluripotency/mandelbrot/Cargo.toml
[INFO] crate pluripotency/mandelbrot has a lockfile. skipping
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+7fea0229842e79db1159ea58ad9a653b288efee9-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing pluripotency/mandelbrot against master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54 for pr-57967
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/pluripotency/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "build" "--frozen"`
[INFO] [stdout] e35f5671b86f922bd3ed9d5e66e86ee1f7a099fd5aaec74b56427eb88947a887
[INFO] running `"docker" "start" "-a" "e35f5671b86f922bd3ed9d5e66e86ee1f7a099fd5aaec74b56427eb88947a887"`
[INFO] [stderr]    Compiling deflate v0.7.18
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling crossbeam-epoch v0.3.1
[INFO] [stderr]    Compiling enum_primitive v0.1.1
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling crossbeam-deque v0.2.0
[INFO] [stderr]    Compiling rayon-core v1.4.1
[INFO] [stderr]    Compiling png v0.7.0
[INFO] [stderr]    Compiling rayon v1.0.2
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[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 31.61s
[INFO] running `"docker" "inspect" "e35f5671b86f922bd3ed9d5e66e86ee1f7a099fd5aaec74b56427eb88947a887"`
[INFO] running `"docker" "rm" "-f" "e35f5671b86f922bd3ed9d5e66e86ee1f7a099fd5aaec74b56427eb88947a887"`
[INFO] [stdout] e35f5671b86f922bd3ed9d5e66e86ee1f7a099fd5aaec74b56427eb88947a887
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/pluripotency/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 825b9b216ab430204fd0919cd377c164d7ebe38d1f4813c4e0ebdfae49fb2c0f
[INFO] running `"docker" "start" "-a" "825b9b216ab430204fd0919cd377c164d7ebe38d1f4813c4e0ebdfae49fb2c0f"`
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.47s
[INFO] running `"docker" "inspect" "825b9b216ab430204fd0919cd377c164d7ebe38d1f4813c4e0ebdfae49fb2c0f"`
[INFO] running `"docker" "rm" "-f" "825b9b216ab430204fd0919cd377c164d7ebe38d1f4813c4e0ebdfae49fb2c0f"`
[INFO] [stdout] 825b9b216ab430204fd0919cd377c164d7ebe38d1f4813c4e0ebdfae49fb2c0f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57967/worker-6/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57967/sources/master#c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54/gh/pluripotency/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=forbid" "-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" "+c1c3c4e95b69dfeaca5c5db6c622d7f90ad30a54-alt" "test" "--frozen"`
[INFO] [stdout] 712e2c5766b73ab9d1678edb54b92d46453e3304c937d612157ba84cc4c26ade
[INFO] running `"docker" "start" "-a" "712e2c5766b73ab9d1678edb54b92d46453e3304c937d612157ba84cc4c26ade"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mandelbrot-05af24bf65b76a88
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_parse_complex ... ok
[INFO] [stdout] test test_parse_pair ... 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" "712e2c5766b73ab9d1678edb54b92d46453e3304c937d612157ba84cc4c26ade"`
[INFO] running `"docker" "rm" "-f" "712e2c5766b73ab9d1678edb54b92d46453e3304c937d612157ba84cc4c26ade"`
[INFO] [stdout] 712e2c5766b73ab9d1678edb54b92d46453e3304c937d612157ba84cc4c26ade