[INFO] updating cached repository https://github.com/ImageOptim/gifski
[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/ImageOptim/gifski
[INFO] [stderr]  - [deleted]         (none)     -> dependabot/cargo/imgref-1.4.3
[INFO] [stderr]  - [deleted]         (none)     -> dependabot/cargo/lodepng-2.6.0
[INFO] [stderr]  - [deleted]         (none)     -> dependabot/cargo/rgb-0.8.17
[INFO] [stderr]    9c4d190..179f2a4  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 179f2a4a464269b84abdb18a38c514547e154212
[INFO] checking ImageOptim/gifski against master#450abe80f193ccefbfcd48214d70520f2d507f0e for pr-73084
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FImageOptim%2Fgifski" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ImageOptim/gifski on toolchain 450abe80f193ccefbfcd48214d70520f2d507f0e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+450abe80f193ccefbfcd48214d70520f2d507f0e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ImageOptim/gifski
[INFO] finished tweaking git repo https://github.com/ImageOptim/gifski
[INFO] tweaked toml for git repo https://github.com/ImageOptim/gifski written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/ImageOptim/gifski already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+450abe80f193ccefbfcd48214d70520f2d507f0e" "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-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+450abe80f193ccefbfcd48214d70520f2d507f0e" "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] 36b90a6d5e1aeb8d764c7c0d787d4c05d112ba91b5bfd3e41257ef17c0b42f6a
[INFO] running `"docker" "start" "-a" "36b90a6d5e1aeb8d764c7c0d787d4c05d112ba91b5bfd3e41257ef17c0b42f6a"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking imgref v1.6.1
[INFO] [stderr]     Checking natord v1.0.9
[INFO] [stderr]     Checking wild v2.0.4
[INFO] [stderr]     Checking resize v0.4.0
[INFO] [stderr]    Compiling imagequant-sys v2.12.5
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking lodepng v2.6.0
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking crossbeam-utils v0.7.2
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking crossbeam-channel v0.4.2
[INFO] [stderr]     Checking gif-dispose v2.4.0
[INFO] [stderr]     Checking pbr v1.0.3
[INFO] [stderr]     Checking imagequant v2.12.5
[INFO] [stderr]     Checking gifski v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.06s
[INFO] running `"docker" "inspect" "36b90a6d5e1aeb8d764c7c0d787d4c05d112ba91b5bfd3e41257ef17c0b42f6a"`
[INFO] running `"docker" "rm" "-f" "36b90a6d5e1aeb8d764c7c0d787d4c05d112ba91b5bfd3e41257ef17c0b42f6a"`
[INFO] [stdout] 36b90a6d5e1aeb8d764c7c0d787d4c05d112ba91b5bfd3e41257ef17c0b42f6a