[INFO] cloning repository https://github.com/memchk/LedDesk
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/memchk/LedDesk" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmemchk%2FLedDesk", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmemchk%2FLedDesk'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e7d70db1a65eaa7d17c8b123fca649574c4ee708
[INFO] documenting memchk/LedDesk against 1.61.0 for beta-1.62-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmemchk%2FLedDesk" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/memchk/LedDesk on toolchain 1.61.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/memchk/LedDesk
[INFO] finished tweaking git repo https://github.com/memchk/LedDesk
[INFO] tweaked toml for git repo https://github.com/memchk/LedDesk written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/memchk/LedDesk already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.61.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded libudev v0.2.0
[INFO] [stderr]   Downloaded crossbeam v0.7.3
[INFO] [stderr]   Downloaded lock_api v0.3.3
[INFO] [stderr]   Downloaded thiserror v1.0.10
[INFO] [stderr]   Downloaded cexpr v0.3.6
[INFO] [stderr]   Downloaded coreaudio-sys v0.2.3
[INFO] [stderr]   Downloaded thiserror-impl v1.0.10
[INFO] [stderr]   Downloaded libc v0.2.66
[INFO] [stderr]   Downloaded clang-sys v0.28.1
[INFO] [stderr]   Downloaded mach v0.1.2
[INFO] [stderr]   Downloaded parking_lot v0.10.0
[INFO] [stderr]   Downloaded smallvec v1.2.0
[INFO] [stderr]   Downloaded cpal v0.11.0
[INFO] [stderr]   Downloaded strength_reduce v0.2.3
[INFO] [stderr]   Downloaded coreaudio-rs v0.9.1
[INFO] [stderr]   Downloaded crossbeam-channel v0.4.0
[INFO] [stderr]   Downloaded hound v3.4.0
[INFO] [stderr]   Downloaded CoreFoundation-sys v0.1.4
[INFO] [stderr]   Downloaded bindgen v0.51.1
[INFO] [stderr]   Downloaded IOKit-sys v0.1.5
[INFO] [stderr]   Downloaded serialport v3.3.0
[INFO] [stderr]   Downloaded rustfft v3.0.1
[INFO] [stderr]   Downloaded parking_lot_core v0.7.0
[INFO] [stderr]   Downloaded num-integer v0.1.42
[INFO] [stderr]   Downloaded transpose v0.1.0
[INFO] [stderr]   Downloaded cc v1.0.50
[INFO] [stderr]   Downloaded aho-corasick v0.7.8
[INFO] [stderr]   Downloaded alsa-sys v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "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] fe7fbdbb7f02dcb7f582a996672dcda0d92e6e282e9ffd68f0ddf92b42330572
[INFO] running `Command { std: "docker" "start" "-a" "fe7fbdbb7f02dcb7f582a996672dcda0d92e6e282e9ffd68f0ddf92b42330572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fe7fbdbb7f02dcb7f582a996672dcda0d92e6e282e9ffd68f0ddf92b42330572", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fe7fbdbb7f02dcb7f582a996672dcda0d92e6e282e9ffd68f0ddf92b42330572", kill_on_drop: false }`
[INFO] [stdout] fe7fbdbb7f02dcb7f582a996672dcda0d92e6e282e9ffd68f0ddf92b42330572
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:d190cb871061d98bc6d0581d85cb2ecb09a0f8a142ba5463de30be9999fc3251" "/opt/rustwide/cargo-home/bin/cargo" "+1.61.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", 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] d75f47ae93e636ff9404dbc0be9920995d6af153c06d9417be1ad98a31f08c35
[INFO] running `Command { std: "docker" "start" "-a" "d75f47ae93e636ff9404dbc0be9920995d6af153c06d9417be1ad98a31f08c35", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking transpose v0.1.0
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling cpal v0.11.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking crossbeam-channel v0.4.0
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking libudev-sys v0.1.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking alsa-sys v0.1.2
[INFO] [stderr]     Checking parking_lot_core v0.7.0
[INFO] [stderr]     Checking nix v0.14.1
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking libudev v0.2.0
[INFO] [stderr]     Checking parking_lot v0.10.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking crossbeam v0.7.3
[INFO] [stderr]     Checking rustfft v3.0.1
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.10
[INFO] [stderr]     Checking serialport v3.3.0
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking thiserror v1.0.10
[INFO] [stderr]  Documenting fft_desk v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]    --> src/process.rs:168:27
[INFO] [stdout]     |
[INFO] [stdout] 168 |             *o = f32::min((i * scaler) , 1.0).max(0.0);
[INFO] [stdout]     |                           ^          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 168 -             *o = f32::min((i * scaler) , 1.0).max(0.0);
[INFO] [stdout] 168 +             *o = f32::min(i * scaler , 1.0).max(0.0);
[INFO] [stdout]     | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 50.63s
[INFO] running `Command { std: "docker" "inspect" "d75f47ae93e636ff9404dbc0be9920995d6af153c06d9417be1ad98a31f08c35", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d75f47ae93e636ff9404dbc0be9920995d6af153c06d9417be1ad98a31f08c35", kill_on_drop: false }`
[INFO] [stdout] d75f47ae93e636ff9404dbc0be9920995d6af153c06d9417be1ad98a31f08c35