[INFO] fetching crate fluidsynth 0.0.1...
[INFO] documenting fluidsynth-0.0.1 against 1.54.0 for beta-1.55-rustdoc-1
[INFO] extracting crate fluidsynth 0.0.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate fluidsynth 0.0.1 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fluidsynth 0.0.1
[INFO] finished tweaking crates.io crate fluidsynth 0.0.1
[INFO] tweaked toml for crates.io crate fluidsynth 0.0.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61df54f41882bb983dcd138bdc6e92d5d6c0fe160d4f5132d08ecf10bc65d93e
[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" "61df54f41882bb983dcd138bdc6e92d5d6c0fe160d4f5132d08ecf10bc65d93e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61df54f41882bb983dcd138bdc6e92d5d6c0fe160d4f5132d08ecf10bc65d93e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61df54f41882bb983dcd138bdc6e92d5d6c0fe160d4f5132d08ecf10bc65d93e", kill_on_drop: false }`
[INFO] [stdout] 61df54f41882bb983dcd138bdc6e92d5d6c0fe160d4f5132d08ecf10bc65d93e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bdf9906b9e39403d903bbfe56587ae258d8c1d819b9015cc7b497a7da15a5c8a
[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" "bdf9906b9e39403d903bbfe56587ae258d8c1d819b9015cc7b497a7da15a5c8a", kill_on_drop: false }`
[INFO] [stderr]  Documenting fluidsynth v0.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]    --> src/settings.rs:227:54
[INFO] [stdout]     |
[INFO] [stdout] 227 |     pub fn option_count(&self, name: &str) -> Option<(i32)> {
[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 type
[INFO] [stdout]    --> src/settings.rs:239:72
[INFO] [stdout]     |
[INFO] [stdout] 239 |     pub fn option_concat(&self, name: &str, separator: &str) -> Option<(&str)> {
[INFO] [stdout]     |                                                                        ^^^^^^ help: remove these parentheses
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `fourthOrder` should have an upper camel case name
[INFO] [stdout]   --> src/synth.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     fourthOrder = 4,
[INFO] [stdout]    |     ^^^^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `FourthOrder`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_camel_case_types)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant `seventhOrder` should have an upper camel case name
[INFO] [stdout]   --> src/synth.rs:24:5
[INFO] [stdout]    |
[INFO] [stdout] 24 |     seventhOrder = 7
[INFO] [stdout]    |     ^^^^^^^^^^^^ help: convert the identifier to upper camel case (notice the capitalization): `SeventhOrder`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "bdf9906b9e39403d903bbfe56587ae258d8c1d819b9015cc7b497a7da15a5c8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bdf9906b9e39403d903bbfe56587ae258d8c1d819b9015cc7b497a7da15a5c8a", kill_on_drop: false }`
[INFO] [stdout] bdf9906b9e39403d903bbfe56587ae258d8c1d819b9015cc7b497a7da15a5c8a
