[INFO] crate croaring 0.4.4 is already in cache
[INFO] checking croaring-0.4.4 against try#9ff4d07208097950831ed4ea9d76feb1eafc8baa for pr-69340
[INFO] extracting crate croaring 0.4.4 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate croaring 0.4.4 on toolchain 9ff4d07208097950831ed4ea9d76feb1eafc8baa
[INFO] running `"/workspace/cargo-home/bin/cargo" "+9ff4d07208097950831ed4ea9d76feb1eafc8baa" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate croaring 0.4.4
[INFO] finished tweaking crates.io crate croaring 0.4.4
[INFO] tweaked toml for crates.io crate croaring 0.4.4 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+9ff4d07208097950831ed4ea9d76feb1eafc8baa" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+9ff4d07208097950831ed4ea9d76feb1eafc8baa" "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" "+9ff4d07208097950831ed4ea9d76feb1eafc8baa" "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] 6f56fa235c6f8a4e76d54085461f7275597cb768f1d9852504253847a1b151b0
[INFO] running `"docker" "start" "-a" "6f56fa235c6f8a4e76d54085461f7275597cb768f1d9852504253847a1b151b0"`
[INFO] [stderr]    Compiling bindgen v0.52.0
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking roaring v0.5.2
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]     Checking rusty-fork v0.2.2
[INFO] [stderr]     Checking proptest v0.9.5
[INFO] [stderr]    Compiling croaring-sys v0.4.4
[INFO] [stderr]     Checking croaring v0.4.4 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around method argument
[INFO] [stderr]    --> benches/benches.rs:287:21
[INFO] [stderr]     |
[INFO] [stderr] 287 |         bitmap.flip((1..3));
[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 method argument
[INFO] [stderr]    --> benches/benches.rs:298:29
[INFO] [stderr]     |
[INFO] [stderr] 298 |         bitmap.flip_inplace((1..3));
[INFO] [stderr]     |                             ^^^^^^ help: remove these parentheses
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.49s
[INFO] running `"docker" "inspect" "6f56fa235c6f8a4e76d54085461f7275597cb768f1d9852504253847a1b151b0"`
[INFO] running `"docker" "rm" "-f" "6f56fa235c6f8a4e76d54085461f7275597cb768f1d9852504253847a1b151b0"`
[INFO] [stdout] 6f56fa235c6f8a4e76d54085461f7275597cb768f1d9852504253847a1b151b0