[INFO] crate fingertrees 0.2.3 is already in cache
[INFO] checking fingertrees-0.2.3 against master#7f940ef5d91b53e889f111f27e00849f2f5ae4a2 for pr-72493
[INFO] extracting crate fingertrees 0.2.3 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate fingertrees 0.2.3 on toolchain 7f940ef5d91b53e889f111f27e00849f2f5ae4a2
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7f940ef5d91b53e889f111f27e00849f2f5ae4a2" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate fingertrees 0.2.3
[INFO] finished tweaking crates.io crate fingertrees 0.2.3
[INFO] tweaked toml for crates.io crate fingertrees 0.2.3 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7f940ef5d91b53e889f111f27e00849f2f5ae4a2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+7f940ef5d91b53e889f111f27e00849f2f5ae4a2" "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" "+7f940ef5d91b53e889f111f27e00849f2f5ae4a2" "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] ee46c77e2ef7879583399b0c41aa3885a87fba69851f2d0285b32ca9b9ec68d2
[INFO] running `"docker" "start" "-a" "ee46c77e2ef7879583399b0c41aa3885a87fba69851f2d0285b32ca9b9ec68d2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling rayon-core v1.7.0
[INFO] [stderr]    Compiling syn v1.0.27
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking oorandom v11.1.1
[INFO] [stderr]     Checking fingertrees v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking walkdir v2.3.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking criterion-plot v0.4.2
[INFO] [stderr]     Checking bstr v0.2.13
[INFO] [stderr]     Checking tinytemplate v1.0.4
[INFO] [stderr]     Checking csv v1.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]     Checking criterion v0.3.2
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 40.67s
[INFO] running `"docker" "inspect" "ee46c77e2ef7879583399b0c41aa3885a87fba69851f2d0285b32ca9b9ec68d2"`
[INFO] running `"docker" "rm" "-f" "ee46c77e2ef7879583399b0c41aa3885a87fba69851f2d0285b32ca9b9ec68d2"`
[INFO] [stdout] ee46c77e2ef7879583399b0c41aa3885a87fba69851f2d0285b32ca9b9ec68d2