[INFO] crate options-math 0.1.0 is already in cache
[INFO] checking options-math-0.1.0 against master#74e80468347471779be6060d8d7d6d04e98e467f for pr-72788
[INFO] extracting crate options-math 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate options-math 0.1.0 on toolchain 74e80468347471779be6060d8d7d6d04e98e467f
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate options-math 0.1.0
[INFO] finished tweaking crates.io crate options-math 0.1.0
[INFO] tweaked toml for crates.io crate options-math 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+74e80468347471779be6060d8d7d6d04e98e467f" "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" "+74e80468347471779be6060d8d7d6d04e98e467f" "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] eb8fde3fa0e484f59c5e6d07f143afdd7bb2c0c797cf4f0d79af74754a903ddf
[INFO] running `"docker" "start" "-a" "eb8fde3fa0e484f59c5e6d07f143afdd7bb2c0c797cf4f0d79af74754a903ddf"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling quote v1.0.6
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling derive-new v0.5.8
[INFO] [stderr]     Checking options-math v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking serde v1.0.111
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 41.61s
[INFO] running `"docker" "inspect" "eb8fde3fa0e484f59c5e6d07f143afdd7bb2c0c797cf4f0d79af74754a903ddf"`
[INFO] running `"docker" "rm" "-f" "eb8fde3fa0e484f59c5e6d07f143afdd7bb2c0c797cf4f0d79af74754a903ddf"`
[INFO] [stdout] eb8fde3fa0e484f59c5e6d07f143afdd7bb2c0c797cf4f0d79af74754a903ddf