[INFO] crate rs-data-formats_derive 0.1.0 is already in cache
[INFO] checking rs-data-formats_derive-0.1.0 against master#08dfbfb61871a83f720c6e97a3b737076e89fe3e for pr-71796
[INFO] extracting crate rs-data-formats_derive 0.1.0 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rs-data-formats_derive 0.1.0 on toolchain 08dfbfb61871a83f720c6e97a3b737076e89fe3e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+08dfbfb61871a83f720c6e97a3b737076e89fe3e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rs-data-formats_derive 0.1.0
[INFO] finished tweaking crates.io crate rs-data-formats_derive 0.1.0
[INFO] tweaked toml for crates.io crate rs-data-formats_derive 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+08dfbfb61871a83f720c6e97a3b737076e89fe3e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+08dfbfb61871a83f720c6e97a3b737076e89fe3e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+08dfbfb61871a83f720c6e97a3b737076e89fe3e" "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] 95b369bea092f2864b5167ca98b7313b53099cd18531e2babe1d33502c64562b
[INFO] running `"docker" "start" "-a" "95b369bea092f2864b5167ca98b7313b53099cd18531e2babe1d33502c64562b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking syn v0.14.9
[INFO] [stderr]     Checking rs-data-formats_derive v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.32s
[INFO] running `"docker" "inspect" "95b369bea092f2864b5167ca98b7313b53099cd18531e2babe1d33502c64562b"`
[INFO] running `"docker" "rm" "-f" "95b369bea092f2864b5167ca98b7313b53099cd18531e2babe1d33502c64562b"`
[INFO] [stdout] 95b369bea092f2864b5167ca98b7313b53099cd18531e2babe1d33502c64562b