[INFO] updating cached repository https://github.com/thebigredgeek/mandelbrot
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] [stderr] From https://github.com/thebigredgeek/mandelbrot
[INFO] [stderr]  - [deleted]         (none)     -> dependabot/cargo/image-0.23.2
[INFO] [stderr]  * [new branch]      dependabot/cargo/image-0.23.3 -> dependabot/cargo/image-0.23.3
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 99c9f25ad3230d2c34e1cf27d2c6779da7f25a93
[INFO] checking thebigredgeek/mandelbrot against master#209b2be09fcaff937480d1fbbe8b31646e361c7a for pr-70917
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthebigredgeek%2Fmandelbrot" "/workspace/builds/worker-7/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thebigredgeek/mandelbrot on toolchain 209b2be09fcaff937480d1fbbe8b31646e361c7a
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/thebigredgeek/mandelbrot
[INFO] finished tweaking git repo https://github.com/thebigredgeek/mandelbrot
[INFO] tweaked toml for git repo https://github.com/thebigredgeek/mandelbrot written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate git repo https://github.com/thebigredgeek/mandelbrot already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=0" "-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" "+209b2be09fcaff937480d1fbbe8b31646e361c7a" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2cf4fd1873954c6c215ef698e0d6bf259895fca9014b1fa1bc3a8a16223ff671
[INFO] running `"docker" "start" "-a" "2cf4fd1873954c6c215ef698e0d6bf259895fca9014b1fa1bc3a8a16223ff671"`
[INFO] [stderr]     Checking num-rational v0.2.3
[INFO] [stderr]     Checking crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-derive v0.2.5
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking tiff v0.2.2
[INFO] [stderr]     Checking jpeg-decoder v0.1.18
[INFO] [stderr]     Checking image v0.21.3
[INFO] [stderr]     Checking mandelbrot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.72s
[INFO] running `"docker" "inspect" "2cf4fd1873954c6c215ef698e0d6bf259895fca9014b1fa1bc3a8a16223ff671"`
[INFO] running `"docker" "rm" "-f" "2cf4fd1873954c6c215ef698e0d6bf259895fca9014b1fa1bc3a8a16223ff671"`
[INFO] [stdout] 2cf4fd1873954c6c215ef698e0d6bf259895fca9014b1fa1bc3a8a16223ff671