[INFO] fetching crate rust-pulsectl 0.2.6...
[INFO] checking rust-pulsectl-0.2.6 against master#914adf04af1c1a984707f778da3d04590c03d144 for pr-72331
[INFO] extracting crate rust-pulsectl 0.2.6 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate rust-pulsectl 0.2.6 on toolchain 914adf04af1c1a984707f778da3d04590c03d144
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate rust-pulsectl 0.2.6
[INFO] finished tweaking crates.io crate rust-pulsectl 0.2.6
[INFO] tweaked toml for crates.io crate rust-pulsectl 0.2.6 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate rust-pulsectl 0.2.6 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+914adf04af1c1a984707f778da3d04590c03d144" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[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" "+914adf04af1c1a984707f778da3d04590c03d144" "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] 2d4494aba47ac4ab1be730be3bda30e035f3d34e20747a2313f8e12b787a2276
[INFO] running `"docker" "start" "-a" "2d4494aba47ac4ab1be730be3bda30e035f3d34e20747a2313f8e12b787a2276"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling pkg-config v0.3.17
[INFO] [stderr]    Compiling libpulse-sys v1.11.0
[INFO] [stderr]     Checking libpulse-binding v2.14.0
[INFO] [stderr]     Checking rust-pulsectl v0.2.6 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/controllers/mod.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     ((volume * 100.0) * (f64::from(pulse::volume::VOLUME_NORM.0) / 100.0))
[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 block return value
[INFO] [stderr]   --> src/controllers/mod.rs:63:5
[INFO] [stderr]    |
[INFO] [stderr] 63 |     ((volume * 100.0) * (f64::from(pulse::volume::VOLUME_NORM.0) / 100.0))
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.35s
[INFO] running `"docker" "inspect" "2d4494aba47ac4ab1be730be3bda30e035f3d34e20747a2313f8e12b787a2276"`
[INFO] running `"docker" "rm" "-f" "2d4494aba47ac4ab1be730be3bda30e035f3d34e20747a2313f8e12b787a2276"`
[INFO] [stdout] 2d4494aba47ac4ab1be730be3bda30e035f3d34e20747a2313f8e12b787a2276