[INFO] cloning repository https://github.com/russmack/colour-palette
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/russmack/colour-palette" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frussmack%2Fcolour-palette", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frussmack%2Fcolour-palette'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7a6c233dd50a17f7b1686832acb1a7c0a0e43326
[INFO] checking russmack/colour-palette against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frussmack%2Fcolour-palette" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/russmack/colour-palette on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/russmack/colour-palette
[INFO] finished tweaking git repo https://github.com/russmack/colour-palette
[INFO] tweaked toml for git repo https://github.com/russmack/colour-palette written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/russmack/colour-palette already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 994df6b9cd11fcaf1f5a404b77d8991d6ada479116b633cf2e14b0764ab7251d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "994df6b9cd11fcaf1f5a404b77d8991d6ada479116b633cf2e14b0764ab7251d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "994df6b9cd11fcaf1f5a404b77d8991d6ada479116b633cf2e14b0764ab7251d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "994df6b9cd11fcaf1f5a404b77d8991d6ada479116b633cf2e14b0764ab7251d", kill_on_drop: false }`
[INFO] [stdout] 994df6b9cd11fcaf1f5a404b77d8991d6ada479116b633cf2e14b0764ab7251d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 6999ac7af4ac2befc1278fd7e6181e708f17074d945f603d9c36015c620abdfa
[INFO] running `Command { std: "docker" "start" "-a" "6999ac7af4ac2befc1278fd7e6181e708f17074d945f603d9c36015c620abdfa", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling pkg-config v0.3.16
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling cc v1.0.45
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]    Compiling x11-dl v2.18.4
[INFO] [stderr]     Checking time v0.1.42
[INFO] [stderr]    Compiling minifb v0.13.0
[INFO] [stderr]     Checking colour-palette v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.37s
[INFO] running `Command { std: "docker" "inspect" "6999ac7af4ac2befc1278fd7e6181e708f17074d945f603d9c36015c620abdfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6999ac7af4ac2befc1278fd7e6181e708f17074d945f603d9c36015c620abdfa", kill_on_drop: false }`
[INFO] [stdout] 6999ac7af4ac2befc1278fd7e6181e708f17074d945f603d9c36015c620abdfa