[INFO] crate preftool-toml 0.2.0 is already in cache
[INFO] checking preftool-toml-0.2.0 against master#339f574809bf8e4166b8de3cdbe7df181d37af3d for pr-71896
[INFO] extracting crate preftool-toml 0.2.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate preftool-toml 0.2.0 on toolchain 339f574809bf8e4166b8de3cdbe7df181d37af3d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+339f574809bf8e4166b8de3cdbe7df181d37af3d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate preftool-toml 0.2.0
[INFO] finished tweaking crates.io crate preftool-toml 0.2.0
[INFO] tweaked toml for crates.io crate preftool-toml 0.2.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+339f574809bf8e4166b8de3cdbe7df181d37af3d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+339f574809bf8e4166b8de3cdbe7df181d37af3d" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+339f574809bf8e4166b8de3cdbe7df181d37af3d" "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] 77d2abd53b2a1e2d9bfd179dd9c5ecf0f039ecd0f46178628da92bec92a07cbf
[INFO] running `"docker" "start" "-a" "77d2abd53b2a1e2d9bfd179dd9c5ecf0f039ecd0f46178628da92bec92a07cbf"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking slog-scope v4.3.0
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]     Checking dirs-sys v0.1.0
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]     Checking backtrace v0.3.46
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]     Checking log v0.3.9
[INFO] [stderr]     Checking error-chain v0.12.2
[INFO] [stderr]     Checking slog-stdlog v3.0.5
[INFO] [stderr]    Compiling caseless v0.2.1
[INFO] [stderr]     Checking preftool v0.2.0
[INFO] [stderr]     Checking preftool-dirs v0.2.0
[INFO] [stderr]     Checking preftool-file v0.2.0
[INFO] [stderr]     Checking preftool-toml v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.78s
[INFO] running `"docker" "inspect" "77d2abd53b2a1e2d9bfd179dd9c5ecf0f039ecd0f46178628da92bec92a07cbf"`
[INFO] running `"docker" "rm" "-f" "77d2abd53b2a1e2d9bfd179dd9c5ecf0f039ecd0f46178628da92bec92a07cbf"`
[INFO] [stdout] 77d2abd53b2a1e2d9bfd179dd9c5ecf0f039ecd0f46178628da92bec92a07cbf