[INFO] updating cached repository https://github.com/DogLi/mandelbrot
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f1acadc97a90751a22262ab4d3750ee3a76a196d
[INFO] testing DogLi/mandelbrot against 1.38.0 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2FDogLi%2Fmandelbrot" "work/builds/worker-6/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/DogLi/mandelbrot on toolchain 1.38.0
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/DogLi/mandelbrot
[INFO] finished tweaking git repo https://github.com/DogLi/mandelbrot
[INFO] tweaked toml for git repo https://github.com/DogLi/mandelbrot written to work/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/DogLi/mandelbrot already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+1.38.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "build" "--frozen"`
[INFO] [stdout] 538dbe7688aa78dd57b570ef0ad5eb4dd6e75be5cb3a65d77926436c76852d11
[INFO] running `"docker" "start" "-a" "538dbe7688aa78dd57b570ef0ad5eb4dd6e75be5cb3a65d77926436c76852d11"`
[INFO] [stderr]    Compiling num-complex v0.1.41
[INFO] [stderr]    Compiling num-bigint v0.1.41
[INFO] [stderr]    Compiling num-rational v0.1.40
[INFO] [stderr]    Compiling image v0.17.0
[INFO] [stderr]    Compiling num v0.1.41
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.73s
[INFO] running `"docker" "inspect" "538dbe7688aa78dd57b570ef0ad5eb4dd6e75be5cb3a65d77926436c76852d11"`
[INFO] running `"docker" "rm" "-f" "538dbe7688aa78dd57b570ef0ad5eb4dd6e75be5cb3a65d77926436c76852d11"`
[INFO] [stdout] 538dbe7688aa78dd57b570ef0ad5eb4dd6e75be5cb3a65d77926436c76852d11
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 12c300d18d56f4e34326c3a3f5baafd2c0b2faf5ed93e73086e05a4dd187e9c2
[INFO] running `"docker" "start" "-a" "12c300d18d56f4e34326c3a3f5baafd2c0b2faf5ed93e73086e05a4dd187e9c2"`
[INFO] [stderr]    Compiling mandelbrot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.76s
[INFO] running `"docker" "inspect" "12c300d18d56f4e34326c3a3f5baafd2c0b2faf5ed93e73086e05a4dd187e9c2"`
[INFO] running `"docker" "rm" "-f" "12c300d18d56f4e34326c3a3f5baafd2c0b2faf5ed93e73086e05a4dd187e9c2"`
[INFO] [stdout] 12c300d18d56f4e34326c3a3f5baafd2c0b2faf5ed93e73086e05a4dd187e9c2
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1.38.0" "test" "--frozen"`
[INFO] [stdout] 1275cd6264fdee41a3bcdc5d7d73762677f6752e94a66edf3f3b1bc4707d3971
[INFO] running `"docker" "start" "-a" "1275cd6264fdee41a3bcdc5d7d73762677f6752e94a66edf3f3b1bc4707d3971"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mandelbrot-9eb6a62529e5b994
[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] [stderr]      Running /opt/rustwide/target/debug/deps/mandelbrot-a17adbdd1bb4912e
[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] [stderr]    Doc-tests mandelbrot
[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" "1275cd6264fdee41a3bcdc5d7d73762677f6752e94a66edf3f3b1bc4707d3971"`
[INFO] running `"docker" "rm" "-f" "1275cd6264fdee41a3bcdc5d7d73762677f6752e94a66edf3f3b1bc4707d3971"`
[INFO] [stdout] 1275cd6264fdee41a3bcdc5d7d73762677f6752e94a66edf3f3b1bc4707d3971