[INFO] updating cached repository https://github.com/kontheocharis/mandelbrot
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/mnt/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] 106466c707bdad85511c9f5bb9d8a56c9c814a85
[INFO] checking kontheocharis/mandelbrot against try#e689e5eaefe96e6dc3ed5bb629c521b7d207aff7 for pr-64398
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkontheocharis%2Fmandelbrot" "work/builds/worker-0/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/kontheocharis/mandelbrot on toolchain e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/kontheocharis/mandelbrot
[INFO] finished tweaking git repo https://github.com/kontheocharis/mandelbrot
[INFO] tweaked toml for git repo https://github.com/kontheocharis/mandelbrot written to work/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/kontheocharis/mandelbrot already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/cargo-home/bin/cargo" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/mnt/big/crater/work/builds/worker-0/source:/opt/rustwide/workdir:ro,Z" "-v" "/mnt/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/mnt/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=forbid" "-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" "+e689e5eaefe96e6dc3ed5bb629c521b7d207aff7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 42c949fe8018b7917ce86f888b27dc4455d87aaf05b8ce379087a167a4a606be
[INFO] running `"docker" "start" "-a" "42c949fe8018b7917ce86f888b27dc4455d87aaf05b8ce379087a167a4a606be"`
[INFO] [stderr]     Checking png_encode_mini v0.1.2
[INFO] [stderr]     Checking num_cpus v1.10.0
[INFO] [stderr]     Checking miniz-sys v0.1.11
[INFO] [stderr]     Checking num-bigint v0.1.44
[INFO] [stderr]     Checking rayon-core v1.4.1
[INFO] [stderr]     Checking flate2 v0.2.20
[INFO] [stderr]     Checking num-rational v0.1.42
[INFO] [stderr]     Checking png v0.5.2
[INFO] [stderr]     Checking rayon v1.0.3
[INFO] [stderr]     Checking num v0.1.42
[INFO] [stderr]     Checking jpeg-decoder v0.1.15
[INFO] [stderr]     Checking image v0.10.4
[INFO] [stderr]     Checking raster v0.2.0
[INFO] [stderr]     Checking mandelbrot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 23.19s
[INFO] running `"docker" "inspect" "42c949fe8018b7917ce86f888b27dc4455d87aaf05b8ce379087a167a4a606be"`
[INFO] running `"docker" "rm" "-f" "42c949fe8018b7917ce86f888b27dc4455d87aaf05b8ce379087a167a4a606be"`
[INFO] [stdout] 42c949fe8018b7917ce86f888b27dc4455d87aaf05b8ce379087a167a4a606be