[INFO] fetching crate loom 0.3.4...
[INFO] checking loom-0.3.4 against try#b2a885c600d942fb829a214e798f7ae205a0594e for pr-71796
[INFO] extracting crate loom 0.3.4 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate loom 0.3.4 on toolchain b2a885c600d942fb829a214e798f7ae205a0594e
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b2a885c600d942fb829a214e798f7ae205a0594e" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate loom 0.3.4
[INFO] finished tweaking crates.io crate loom 0.3.4
[INFO] tweaked toml for crates.io crate loom 0.3.4 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b2a885c600d942fb829a214e798f7ae205a0594e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+b2a885c600d942fb829a214e798f7ae205a0594e" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "+b2a885c600d942fb829a214e798f7ae205a0594e" "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] 4e1d1d177f5409f139dada973eafb21375e9fd09483065f6b38cb78c6d8b755e
[INFO] running `"docker" "start" "-a" "4e1d1d177f5409f139dada973eafb21375e9fd09483065f6b38cb78c6d8b755e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking scoped-tls v0.1.2
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling generator v0.6.20
[INFO] [stderr]     Checking loom v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.70s
[INFO] running `"docker" "inspect" "4e1d1d177f5409f139dada973eafb21375e9fd09483065f6b38cb78c6d8b755e"`
[INFO] running `"docker" "rm" "-f" "4e1d1d177f5409f139dada973eafb21375e9fd09483065f6b38cb78c6d8b755e"`
[INFO] [stdout] 4e1d1d177f5409f139dada973eafb21375e9fd09483065f6b38cb78c6d8b755e