[INFO] crate xargo 0.3.17 is already in cache
[INFO] checking xargo-0.3.17 against master#30ca215b4e38b32aa7abdd635c5e2d56f5724494 for pr-66037
[INFO] extracting crate xargo 0.3.17 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate xargo 0.3.17 on toolchain 30ca215b4e38b32aa7abdd635c5e2d56f5724494
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate xargo 0.3.17
[INFO] finished tweaking crates.io crate xargo 0.3.17
[INFO] tweaked toml for crates.io crate xargo 0.3.17 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate xargo 0.3.17 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "+30ca215b4e38b32aa7abdd635c5e2d56f5724494" "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] ae92ba56b9c07950304e0e66940875947b10ea728c551b1c41dbcabcb0ead482
[INFO] running `"docker" "start" "-a" "ae92ba56b9c07950304e0e66940875947b10ea728c551b1c41dbcabcb0ead482"`
[INFO] [stderr]     Checking semver v0.1.20
[INFO] [stderr]    Compiling xargo v0.3.17 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr]     Checking thread-id v3.3.0
[INFO] [stderr]     Checking num-traits v0.1.43
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]     Checking error-chain v0.7.2
[INFO] [stderr]     Checking parking_lot v0.3.8
[INFO] [stderr]     Checking serde_json v0.8.6
[INFO] [stderr]     Checking rustc_version v0.1.7
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.85s
[INFO] running `"docker" "inspect" "ae92ba56b9c07950304e0e66940875947b10ea728c551b1c41dbcabcb0ead482"`
[INFO] running `"docker" "rm" "-f" "ae92ba56b9c07950304e0e66940875947b10ea728c551b1c41dbcabcb0ead482"`
[INFO] [stdout] ae92ba56b9c07950304e0e66940875947b10ea728c551b1c41dbcabcb0ead482