[INFO] fetching crate bitcoin_hashes 0.7.6...
[INFO] checking bitcoin_hashes-0.7.6 against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] extracting crate bitcoin_hashes 0.7.6 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate bitcoin_hashes 0.7.6 on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate bitcoin_hashes 0.7.6
[INFO] finished tweaking crates.io crate bitcoin_hashes 0.7.6
[INFO] tweaked toml for crates.io crate bitcoin_hashes 0.7.6 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "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] 3d8d67b56504215a468a2abab805bf1513f3eeac6228966be25d9f641f9c28cb
[INFO] running `"docker" "start" "-a" "3d8d67b56504215a468a2abab805bf1513f3eeac6228966be25d9f641f9c28cb"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]     Checking bitcoin_hashes v0.7.6 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde_test v1.0.111
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.13s
[INFO] running `"docker" "inspect" "3d8d67b56504215a468a2abab805bf1513f3eeac6228966be25d9f641f9c28cb"`
[INFO] running `"docker" "rm" "-f" "3d8d67b56504215a468a2abab805bf1513f3eeac6228966be25d9f641f9c28cb"`
[INFO] [stdout] 3d8d67b56504215a468a2abab805bf1513f3eeac6228966be25d9f641f9c28cb