[INFO] fetching crate diffr 0.1.4...
[INFO] checking diffr-0.1.4 against try#8a749131e7beb72f6edacefd2bdcbed3d67b2112 for pr-72331
[INFO] extracting crate diffr 0.1.4 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate diffr 0.1.4 on toolchain 8a749131e7beb72f6edacefd2bdcbed3d67b2112
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate diffr 0.1.4
[INFO] finished tweaking crates.io crate diffr 0.1.4
[INFO] tweaked toml for crates.io crate diffr 0.1.4 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate diffr 0.1.4 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 9443b22c42429e52e70f8db88a9bb2d81472765200a0e2f7e191550a8143d562
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "9443b22c42429e52e70f8db88a9bb2d81472765200a0e2f7e191550a8143d562"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking diffr-lib v0.1.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking diffr v0.1.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 7.17s
[INFO] running `"docker" "inspect" "9443b22c42429e52e70f8db88a9bb2d81472765200a0e2f7e191550a8143d562"`
[INFO] running `"docker" "rm" "-f" "9443b22c42429e52e70f8db88a9bb2d81472765200a0e2f7e191550a8143d562"`
[INFO] [stdout] 9443b22c42429e52e70f8db88a9bb2d81472765200a0e2f7e191550a8143d562