[INFO] fetching crate cedarwood 0.4.4...
[INFO] checking cedarwood-0.4.4 against master#6250d56355d72264ece721e8d0dc95b16a6824b1 for pr-68350
[INFO] extracting crate cedarwood 0.4.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate cedarwood 0.4.4 on toolchain 6250d56355d72264ece721e8d0dc95b16a6824b1
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate cedarwood 0.4.4
[INFO] finished tweaking crates.io crate cedarwood 0.4.4
[INFO] tweaked toml for crates.io crate cedarwood 0.4.4 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+6250d56355d72264ece721e8d0dc95b16a6824b1" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6c5f1b2c9319a2223a60011a29a3a66e5fb7567b537ebc41c7dc87d685d9e618
[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" "6c5f1b2c9319a2223a60011a29a3a66e5fb7567b537ebc41c7dc87d685d9e618"`
[INFO] [stderr]     Checking cedarwood v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:819:20
[INFO] [stderr]     |
[INFO] [stderr] 819 |         let mut c: (*mut u8) = &mut self.n_infos[from as usize].child;
[INFO] [stderr]     |                    ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]    --> src/lib.rs:819:20
[INFO] [stderr]     |
[INFO] [stderr] 819 |         let mut c: (*mut u8) = &mut self.n_infos[from as usize].child;
[INFO] [stderr]     |                    ^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] error: couldn't read benches/cedarwood_benchmark.rs: No such file or directory (os error 2)
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] error: could not compile `cedarwood`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "6c5f1b2c9319a2223a60011a29a3a66e5fb7567b537ebc41c7dc87d685d9e618"`
[INFO] running `"docker" "rm" "-f" "6c5f1b2c9319a2223a60011a29a3a66e5fb7567b537ebc41c7dc87d685d9e618"`
[INFO] [stdout] 6c5f1b2c9319a2223a60011a29a3a66e5fb7567b537ebc41c7dc87d685d9e618