[INFO] fetching crate rust-pulsectl 0.2.6...
[INFO] checking rust-pulsectl-0.2.6 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579
[INFO] extracting crate rust-pulsectl 0.2.6 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate rust-pulsectl 0.2.6 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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-1/source/Cargo.toml
[INFO] crate crates.io crate rust-pulsectl 0.2.6 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a691ac73a416bdf169d3f2021bf84cf8dd08ac8ed77aa197fd32425545b07e01
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "a691ac73a416bdf169d3f2021bf84cf8dd08ac8ed77aa197fd32425545b07e01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a691ac73a416bdf169d3f2021bf84cf8dd08ac8ed77aa197fd32425545b07e01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a691ac73a416bdf169d3f2021bf84cf8dd08ac8ed77aa197fd32425545b07e01", kill_on_drop: false }`
[INFO] [stdout] a691ac73a416bdf169d3f2021bf84cf8dd08ac8ed77aa197fd32425545b07e01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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" "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" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 40f4d902a0fbbd11208942b0a4d877eab5470c9ebdb9c04a1dcf60ab573721a9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "40f4d902a0fbbd11208942b0a4d877eab5470c9ebdb9c04a1dcf60ab573721a9", kill_on_drop: false }`
[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] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/controllers/mod.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     ((volume * 100.0) * (f64::from(pulse::volume::VOLUME_NORM.0) / 100.0))
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/controllers/mod.rs:63:5
[INFO] [stdout]    |
[INFO] [stdout] 63 |     ((volume * 100.0) * (f64::from(pulse::volume::VOLUME_NORM.0) / 100.0))
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.59s
[INFO] running `Command { std: "docker" "inspect" "40f4d902a0fbbd11208942b0a4d877eab5470c9ebdb9c04a1dcf60ab573721a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40f4d902a0fbbd11208942b0a4d877eab5470c9ebdb9c04a1dcf60ab573721a9", kill_on_drop: false }`
[INFO] [stdout] 40f4d902a0fbbd11208942b0a4d877eab5470c9ebdb9c04a1dcf60ab573721a9