[INFO] updating cached repository https://github.com/autodelete/PackingPuzzleSolver
[INFO] running `Command { std: "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", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] da8a1d7584ce0dca121cab3ad23ccb6911c49e0b
[INFO] checking autodelete/PackingPuzzleSolver against master#1557fb031b272b4c5bfcc7de5df7eddc7b36a584 for pr-73166
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fautodelete%2FPackingPuzzleSolver" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/autodelete/PackingPuzzleSolver on toolchain 1557fb031b272b4c5bfcc7de5df7eddc7b36a584
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/autodelete/PackingPuzzleSolver
[INFO] finished tweaking git repo https://github.com/autodelete/PackingPuzzleSolver
[INFO] tweaked toml for git repo https://github.com/autodelete/PackingPuzzleSolver written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/autodelete/PackingPuzzleSolver already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "metadata" "--no-deps" "--format-version=1", 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] f1f8c246ebe7ea5f0d3b6b5cb6e8de9a5b05c765383e4a856bfe2891a62f80a2
[INFO] running `Command { std: "docker" "start" "-a" "f1f8c246ebe7ea5f0d3b6b5cb6e8de9a5b05c765383e4a856bfe2891a62f80a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f1f8c246ebe7ea5f0d3b6b5cb6e8de9a5b05c765383e4a856bfe2891a62f80a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1f8c246ebe7ea5f0d3b6b5cb6e8de9a5b05c765383e4a856bfe2891a62f80a2", kill_on_drop: false }`
[INFO] [stdout] f1f8c246ebe7ea5f0d3b6b5cb6e8de9a5b05c765383e4a856bfe2891a62f80a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1557fb031b272b4c5bfcc7de5df7eddc7b36a584" "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] a672c3f17f5de17f0df76c169c8b56bc9283665e56e0e7c40e8c3a4ca4871bd4
[INFO] running `Command { std: "docker" "start" "-a" "a672c3f17f5de17f0df76c169c8b56bc9283665e56e0e7c40e8c3a4ca4871bd4", kill_on_drop: false }`
[INFO] [stderr]     Checking packing_puzzle_solver v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "a672c3f17f5de17f0df76c169c8b56bc9283665e56e0e7c40e8c3a4ca4871bd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a672c3f17f5de17f0df76c169c8b56bc9283665e56e0e7c40e8c3a4ca4871bd4", kill_on_drop: false }`
[INFO] [stdout] a672c3f17f5de17f0df76c169c8b56bc9283665e56e0e7c40e8c3a4ca4871bd4