[INFO] crate yaml-merge-keys 0.4.0 is already in cache
[INFO] checking yaml-merge-keys-0.4.0 against try#5fae8f15a4dcfce640ee800a4d495673524b0a4d for pr-71814
[INFO] extracting crate yaml-merge-keys 0.4.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate yaml-merge-keys 0.4.0 on toolchain 5fae8f15a4dcfce640ee800a4d495673524b0a4d
[INFO] running `"/workspace/cargo-home/bin/cargo" "+5fae8f15a4dcfce640ee800a4d495673524b0a4d" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate yaml-merge-keys 0.4.0
[INFO] finished tweaking crates.io crate yaml-merge-keys 0.4.0
[INFO] tweaked toml for crates.io crate yaml-merge-keys 0.4.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+5fae8f15a4dcfce640ee800a4d495673524b0a4d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+5fae8f15a4dcfce640ee800a4d495673524b0a4d" "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" "+5fae8f15a4dcfce640ee800a4d495673524b0a4d" "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] de18c4de4d79b8ede9b5d9fe51fa76f8b25fdc19f1de0dc2307c4b7f09d8485c
[INFO] running `"docker" "start" "-a" "de18c4de4d79b8ede9b5d9fe51fa76f8b25fdc19f1de0dc2307c4b7f09d8485c"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling syn v1.0.21
[INFO] [stderr]     Checking linked-hash-map v0.5.3
[INFO] [stderr]     Checking yaml-rust v0.4.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.17
[INFO] [stderr]     Checking thiserror v1.0.17
[INFO] [stderr]     Checking yaml-merge-keys v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.18s
[INFO] running `"docker" "inspect" "de18c4de4d79b8ede9b5d9fe51fa76f8b25fdc19f1de0dc2307c4b7f09d8485c"`
[INFO] running `"docker" "rm" "-f" "de18c4de4d79b8ede9b5d9fe51fa76f8b25fdc19f1de0dc2307c4b7f09d8485c"`
[INFO] [stdout] de18c4de4d79b8ede9b5d9fe51fa76f8b25fdc19f1de0dc2307c4b7f09d8485c