[INFO] crate treesum 0.1.2 is already in cache
[INFO] checking treesum-0.1.2 against try#d7b51666469c792a8a3f40849607739bae1e705e for pr-71665
[INFO] extracting crate treesum 0.1.2 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate treesum 0.1.2 on toolchain d7b51666469c792a8a3f40849607739bae1e705e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate treesum 0.1.2
[INFO] finished tweaking crates.io crate treesum 0.1.2
[INFO] tweaked toml for crates.io crate treesum 0.1.2 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate crates.io crate treesum 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+d7b51666469c792a8a3f40849607739bae1e705e" "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" "+d7b51666469c792a8a3f40849607739bae1e705e" "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] 7914f16241fe15c31fccd02283709088f4eaeb3befdbf7b34021d8c291bf94d2
[INFO] running `"docker" "start" "-a" "7914f16241fe15c31fccd02283709088f4eaeb3befdbf7b34021d8c291bf94d2"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Checking same-file v1.0.5
[INFO] [stderr]     Checking sha1 v0.6.0
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking num_cpus v1.10.1
[INFO] [stderr]     Checking walkdir v2.2.9
[INFO] [stderr]     Checking regex v1.2.1
[INFO] [stderr]     Checking crossbeam-channel v0.3.9
[INFO] [stderr]     Checking parallel-iterator v0.1.5
[INFO] [stderr]     Checking env_logger v0.6.2
[INFO] [stderr]     Checking treesum v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.78s
[INFO] running `"docker" "inspect" "7914f16241fe15c31fccd02283709088f4eaeb3befdbf7b34021d8c291bf94d2"`
[INFO] running `"docker" "rm" "-f" "7914f16241fe15c31fccd02283709088f4eaeb3befdbf7b34021d8c291bf94d2"`
[INFO] [stdout] 7914f16241fe15c31fccd02283709088f4eaeb3befdbf7b34021d8c291bf94d2