[INFO] fetching crate rmus 0.1.3...
[INFO] documenting rmus-0.1.3 against beta-2020-10-09 for beta-1.48-rustdoc-1
[INFO] extracting crate rmus 0.1.3 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate rmus 0.1.3 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rmus 0.1.3
[INFO] finished tweaking crates.io crate rmus 0.1.3
[INFO] tweaked toml for crates.io crate rmus 0.1.3 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded blocking v0.4.7
[INFO] [stderr]   Downloaded minimp3 v0.3.5
[INFO] [stderr]   Downloaded smol v0.1.18
[INFO] [stderr]   Downloaded parking v1.0.6
[INFO] [stderr]   Downloaded futures-lite v0.1.11
[INFO] [stderr]   Downloaded wepoll-sys-stjepang v1.0.8
[INFO] [stderr]   Downloaded claxon v0.4.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2a719a371e31611eed334f6e2ead9d77b6974d4f4329ac13c035b91519ea6eba
[INFO] running `Command { std: "docker" "start" "-a" "2a719a371e31611eed334f6e2ead9d77b6974d4f4329ac13c035b91519ea6eba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a719a371e31611eed334f6e2ead9d77b6974d4f4329ac13c035b91519ea6eba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a719a371e31611eed334f6e2ead9d77b6974d4f4329ac13c035b91519ea6eba", kill_on_drop: false }`
[INFO] [stdout] 2a719a371e31611eed334f6e2ead9d77b6974d4f4329ac13c035b91519ea6eba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "RUSTDOCFLAGS=--cap-lints=warn" "-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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 517c997ce45bf2038a0ad07da9a93d7aa26fbabb745a62b9daabec9225abb370
[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" "517c997ce45bf2038a0ad07da9a93d7aa26fbabb745a62b9daabec9225abb370", kill_on_drop: false }`
[INFO] [stderr]     Checking claxon v0.4.3
[INFO] [stderr]    Compiling minimp3-sys v0.3.2
[INFO] [stderr]     Checking futures-lite v0.1.11
[INFO] [stderr]     Checking ogg v0.7.0
[INFO] [stderr]     Checking slice-deque v0.3.0
[INFO] [stderr]     Checking socket2 v0.3.15
[INFO] [stderr]     Checking alsa-sys v0.1.2
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.21
[INFO] [stderr]     Checking futures-util v0.3.6
[INFO] [stderr]     Checking lewton v0.10.1
[INFO] [stderr]     Checking blocking v0.4.7
[INFO] [stderr]     Checking minimp3 v0.3.5
[INFO] [stderr]     Checking thiserror v1.0.21
[INFO] [stderr]     Checking cpal v0.11.0
[INFO] [stderr]     Checking futures-executor v0.3.6
[INFO] [stderr]     Checking smol v0.1.18
[INFO] [stderr]     Checking futures v0.3.6
[INFO] [stderr]  Documenting rmus v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/decoders/flac.rs:51:53
[INFO] [stdout]    |
[INFO] [stdout] 51 |                     self.buf.push_back(Sample::from((block.sample(channel_pos as u32, sample_pos))));
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.21s
[INFO] running `Command { std: "docker" "inspect" "517c997ce45bf2038a0ad07da9a93d7aa26fbabb745a62b9daabec9225abb370", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "517c997ce45bf2038a0ad07da9a93d7aa26fbabb745a62b9daabec9225abb370", kill_on_drop: false }`
[INFO] [stdout] 517c997ce45bf2038a0ad07da9a93d7aa26fbabb745a62b9daabec9225abb370
