[INFO] cloning repository https://github.com/iPolyomino/ptarmigan
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/iPolyomino/ptarmigan" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiPolyomino%2Fptarmigan", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiPolyomino%2Fptarmigan'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e930ae21d13132efaa9650815b13f3ca539690d6
[INFO] checking iPolyomino/ptarmigan against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FiPolyomino%2Fptarmigan" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/iPolyomino/ptarmigan on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/iPolyomino/ptarmigan
[INFO] finished tweaking git repo https://github.com/iPolyomino/ptarmigan
[INFO] tweaked toml for git repo https://github.com/iPolyomino/ptarmigan written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/iPolyomino/ptarmigan already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bdfb6f74b6bc87dd8b1ad946491248fd32e075de18526fe8ffaa3fe8670e0572
[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" "bdfb6f74b6bc87dd8b1ad946491248fd32e075de18526fe8ffaa3fe8670e0572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bdfb6f74b6bc87dd8b1ad946491248fd32e075de18526fe8ffaa3fe8670e0572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdfb6f74b6bc87dd8b1ad946491248fd32e075de18526fe8ffaa3fe8670e0572", kill_on_drop: false }`
[INFO] [stdout] bdfb6f74b6bc87dd8b1ad946491248fd32e075de18526fe8ffaa3fe8670e0572
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "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] 74fb9898261173910e3dc34b80ec4259887c2b603218abd0f56bd2239a9a3775
[INFO] running `Command { std: "docker" "start" "-a" "74fb9898261173910e3dc34b80ec4259887c2b603218abd0f56bd2239a9a3775", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking ptarmigan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "74fb9898261173910e3dc34b80ec4259887c2b603218abd0f56bd2239a9a3775", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "74fb9898261173910e3dc34b80ec4259887c2b603218abd0f56bd2239a9a3775", kill_on_drop: false }`
[INFO] [stdout] 74fb9898261173910e3dc34b80ec4259887c2b603218abd0f56bd2239a9a3775