[INFO] cloning repository https://github.com/tessi/rpiet
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tessi/rpiet" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftessi%2Frpiet"`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftessi%2Frpiet'...
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] d4ab41828c4eb35028199d7b5578da67751ffbfd
[INFO] checking tessi/rpiet against master#4007d4ef26eab44bdabc2b7574d032152264d3ad for pr-66919
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftessi%2Frpiet" "/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/tessi/rpiet on toolchain 4007d4ef26eab44bdabc2b7574d032152264d3ad
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/tessi/rpiet
[INFO] finished tweaking git repo https://github.com/tessi/rpiet
[INFO] tweaked toml for git repo https://github.com/tessi/rpiet written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/tessi/rpiet already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr] warning: unused manifest key: package.maintenance
[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" "+4007d4ef26eab44bdabc2b7574d032152264d3ad" "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] 0b3e8dd253b57f890692affb077000fd20776089716e17adbcc5984013b30d3d
[INFO] running `"docker" "start" "-a" "0b3e8dd253b57f890692affb077000fd20776089716e17adbcc5984013b30d3d"`
[INFO] [stderr] warning: unused manifest key: package.maintenance
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rpiet v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.10s
[INFO] running `"docker" "inspect" "0b3e8dd253b57f890692affb077000fd20776089716e17adbcc5984013b30d3d"`
[INFO] running `"docker" "rm" "-f" "0b3e8dd253b57f890692affb077000fd20776089716e17adbcc5984013b30d3d"`
[INFO] [stdout] 0b3e8dd253b57f890692affb077000fd20776089716e17adbcc5984013b30d3d