[INFO] crate scaleless_music 0.0.8 is already in cache
[INFO] documenting scaleless_music-0.0.8 against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566
[INFO] extracting crate scaleless_music 0.0.8 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate scaleless_music 0.0.8 on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate scaleless_music 0.0.8
[INFO] finished tweaking crates.io crate scaleless_music 0.0.8
[INFO] tweaked toml for crates.io crate scaleless_music 0.0.8 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f8b545ec4d6280512702e49457bb32bc4bfa0346a7e95c79e2569eb59cefe1e9
[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" "f8b545ec4d6280512702e49457bb32bc4bfa0346a7e95c79e2569eb59cefe1e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f8b545ec4d6280512702e49457bb32bc4bfa0346a7e95c79e2569eb59cefe1e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8b545ec4d6280512702e49457bb32bc4bfa0346a7e95c79e2569eb59cefe1e9", kill_on_drop: false }`
[INFO] [stdout] f8b545ec4d6280512702e49457bb32bc4bfa0346a7e95c79e2569eb59cefe1e9
[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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--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@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e5f43cce13f51f65af32c48c3d3b4e30c047c33d6e780992e890b71fe4161f36
[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" "e5f43cce13f51f65af32c48c3d3b4e30c047c33d6e780992e890b71fe4161f36", kill_on_drop: false }`
[INFO] [stderr]  Documenting scaleless_music v0.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] error: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/sound/mod.rs:114:12
[INFO] [stdout]     |
[INFO] [stdout] 114 |         Ok((1.0 / sample_rate))
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:30:42
[INFO] [stdout]     |
[INFO] [stdout] 30  |     unused_comparisons, unused_features, unused_parens, while_true)]
[INFO] [stdout]     |                                          ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: Could not document `scaleless_music`.
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --crate-type lib --crate-name scaleless_music src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --extern num=/opt/rustwide/target/debug/deps/libnum-550edebdee97ef0a.rmeta --cap-lints=forbid` (exit code: 1)
[INFO] running `Command { std: "docker" "inspect" "e5f43cce13f51f65af32c48c3d3b4e30c047c33d6e780992e890b71fe4161f36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5f43cce13f51f65af32c48c3d3b4e30c047c33d6e780992e890b71fe4161f36", kill_on_drop: false }`
[INFO] [stdout] e5f43cce13f51f65af32c48c3d3b4e30c047c33d6e780992e890b71fe4161f36