[INFO] fetching crate ruffbox_synth 0.7.0...
[INFO] documenting ruffbox_synth-0.7.0 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate ruffbox_synth 0.7.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate ruffbox_synth 0.7.0 on toolchain 1.69.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ruffbox_synth 0.7.0
[INFO] finished tweaking crates.io crate ruffbox_synth 0.7.0
[INFO] tweaked toml for crates.io crate ruffbox_synth 0.7.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" __CARGO_TEST_CHANNEL_OVERRIDE_DO_NOT_USE_THIS="nightly" "/workspace/cargo-home/bin/cargo" "+1.69.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded realfft v2.0.1
[INFO] [stderr]   Downloaded chfft v0.3.4
[INFO] [stderr]   Downloaded rubato v0.10.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 432fd3d523698e852eecce9ebcdaffba7713097039aaee4a0fd5410615aefa37
[INFO] running `Command { std: "docker" "start" "-a" "432fd3d523698e852eecce9ebcdaffba7713097039aaee4a0fd5410615aefa37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "432fd3d523698e852eecce9ebcdaffba7713097039aaee4a0fd5410615aefa37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "432fd3d523698e852eecce9ebcdaffba7713097039aaee4a0fd5410615aefa37", kill_on_drop: false }`
[INFO] [stdout] 432fd3d523698e852eecce9ebcdaffba7713097039aaee4a0fd5410615aefa37
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/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=warn" "-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@sha256:5ff2268d62e97bff2cde7d5815dd6ed5b47097566f13b8d0ca110b04b60e07ed" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82e276962e9cd486a84bc094840bca5e6670c2816abef84e7af6d05ced0d98ae
[INFO] running `Command { std: "docker" "start" "-a" "82e276962e9cd486a84bc094840bca5e6670c2816abef84e7af6d05ced0d98ae", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling rustfft v6.1.0
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking dashmap v5.4.0
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking crossbeam v0.8.2
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]     Checking primal-check v0.3.3
[INFO] [stderr]     Checking transpose v0.2.2
[INFO] [stderr]     Checking chfft v0.3.4
[INFO] [stderr]     Checking realfft v2.0.1
[INFO] [stderr]     Checking rubato v0.10.1
[INFO] [stderr]  Documenting ruffbox_synth v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:2:12
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(get_many_mut)]
[INFO] [stdout]   |            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]  --> src/building_blocks/oscillators/brown_noise.rs:7:13
[INFO] [stdout]   |
[INFO] [stdout] 7 |  * Based on https://github.com/porres/pd-else/blob/master/Classes/Source/brown%7E.c
[INFO] [stdout]   |             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://github.com/porres/pd-else/blob/master/Classes/Source/brown%7E.c>`
[INFO] [stdout]   |
[INFO] [stdout]   = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout]   = note: `#[warn(rustdoc::bare_urls)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> src/building_blocks/oscillators/fm_saw.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 |  * http://scp.web.elte.hu/papers/synthesis1.pdf
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://scp.web.elte.hu/papers/synthesis1.pdf>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> src/building_blocks/oscillators/fm_square.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 |  * http://scp.web.elte.hu/papers/synthesis1.pdf
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://scp.web.elte.hu/papers/synthesis1.pdf>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> src/building_blocks/oscillators/fm_tri.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 |  * http://scp.web.elte.hu/papers/synthesis1.pdf
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<http://scp.web.elte.hu/papers/synthesis1.pdf>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: this URL is not a hyperlink
[INFO] [stdout]   --> src/building_blocks/oscillators/sine_osc.rs:11:4
[INFO] [stdout]    |
[INFO] [stdout] 11 |  * https://www.dsprelated.com/freebooks/pasp/Digital_Sinusoid_Generators.html
[INFO] [stdout]    |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use an automatic link instead: `<https://www.dsprelated.com/freebooks/pasp/Digital_Sinusoid_Generators.html>`
[INFO] [stdout]    |
[INFO] [stdout]    = note: bare URLs are not automatically turned into clickable links
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `ruffbox_synth`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name ruffbox_synth src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=56567de83a4a957a -L dependency=/opt/rustwide/target/debug/deps --extern chfft=/opt/rustwide/target/debug/deps/libchfft-c4ee0c48a6a9a4a8.rmeta --extern crossbeam=/opt/rustwide/target/debug/deps/libcrossbeam-7697ee0f75b56aa3.rmeta --extern dashmap=/opt/rustwide/target/debug/deps/libdashmap-3ae46b8d608a2a48.rmeta --extern fastrand=/opt/rustwide/target/debug/deps/libfastrand-506b7336728df333.rmeta --extern num_complex=/opt/rustwide/target/debug/deps/libnum_complex-7dac36370edb2d08.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-cf6b76ce652d933d.rmeta --extern rubato=/opt/rustwide/target/debug/deps/librubato-d76ea59f8a5556a2.rmeta --cap-lints=warn --crate-version 0.7.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "82e276962e9cd486a84bc094840bca5e6670c2816abef84e7af6d05ced0d98ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82e276962e9cd486a84bc094840bca5e6670c2816abef84e7af6d05ced0d98ae", kill_on_drop: false }`
[INFO] [stdout] 82e276962e9cd486a84bc094840bca5e6670c2816abef84e7af6d05ced0d98ae
