[INFO] fetching crate kord 0.6.1...
[INFO] documenting kord-0.6.1 against 1.75.0 for beta-1.76-rustdoc-1
[INFO] extracting crate kord 0.6.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate kord 0.6.1 on toolchain 1.75.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kord 0.6.1
[INFO] finished tweaking crates.io crate kord 0.6.1
[INFO] tweaked toml for crates.io crate kord 0.6.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate kord 0.6.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.75.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thread-id v4.0.0
[INFO] [stderr]   Downloaded symphonia-codec-alac v0.5.2
[INFO] [stderr]   Downloaded raw-window-handle v0.5.1
[INFO] [stderr]   Downloaded const-cstr v0.3.0
[INFO] [stderr]   Downloaded serde v1.0.155
[INFO] [stderr]   Downloaded yeslogic-fontconfig-sys v3.2.0
[INFO] [stderr]   Downloaded const-random-macro v0.1.15
[INFO] [stderr]   Downloaded unsafe-any-ors v1.0.0
[INFO] [stderr]   Downloaded coreaudio-sys v0.2.11
[INFO] [stderr]   Downloaded wrapcenum-derive v0.4.0
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.92
[INFO] [stderr]   Downloaded burn-common v0.6.0
[INFO] [stderr]   Downloaded symphonia-codec-vorbis v0.5.2
[INFO] [stderr]   Downloaded symphonia v0.5.2
[INFO] [stderr]   Downloaded pathfinder_simd v0.5.1
[INFO] [stderr]   Downloaded crossbeam-channel v0.5.7
[INFO] [stderr]   Downloaded plotters v0.3.4
[INFO] [stderr]   Downloaded pretty_assertions v1.3.0
[INFO] [stderr]   Downloaded cpal v0.15.0
[INFO] [stderr]   Downloaded cxx v1.0.92
[INFO] [stderr]   Downloaded ttf-parser v0.15.2
[INFO] [stderr]   Downloaded cxx-build v1.0.92
[INFO] [stderr]   Downloaded toml_edit v0.19.6
[INFO] [stderr]   Downloaded textplots v0.8.0
[INFO] [stderr]   Downloaded winnow v0.3.5
[INFO] [stderr]   Downloaded bindgen v0.61.0
[INFO] [stderr]   Downloaded zstd-sys v2.0.7+zstd.1.5.4
[INFO] [stderr]   Downloaded nvml-wrapper v0.8.0
[INFO] [stderr]   Downloaded zip v0.6.4
[INFO] [stderr]   Downloaded parse_duration0 v3.0.0
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.92
[INFO] [stderr]   Downloaded serde_derive v1.0.155
[INFO] [stderr]   Downloaded portable-atomic v0.3.19
[INFO] [stderr]   Downloaded burn-tensor-testgen v0.6.0
[INFO] [stderr]   Downloaded tch v0.11.0
[INFO] [stderr]   Downloaded burn-train v0.6.0
[INFO] [stderr]   Downloaded burn-ndarray v0.6.0
[INFO] [stderr]   Downloaded burn-dataset v0.6.0
[INFO] [stderr]   Downloaded burn v0.6.0
[INFO] [stderr]   Downloaded burn-autodiff v0.6.0
[INFO] [stderr]   Downloaded burn-tensor v0.6.0
[INFO] [stderr]   Downloaded burn-derive v0.6.0
[INFO] [stderr]   Downloaded burn-tch v0.6.0
[INFO] [stderr]   Downloaded clang-sys v1.6.0
[INFO] [stderr]   Downloaded symphonia-core v0.5.2
[INFO] [stderr]   Downloaded drawille v0.3.0
[INFO] [stderr]   Downloaded spin v0.9.6
[INFO] [stderr]   Downloaded log4rs v1.2.0
[INFO] [stderr]   Downloaded torch-sys v0.11.0
[INFO] [stderr]   Downloaded rgb v0.8.36
[INFO] [stderr]   Downloaded symphonia-format-ogg v0.5.2
[INFO] [stderr]   Downloaded nvml-wrapper-sys v0.6.0
[INFO] [stderr]   Downloaded font-kit v0.11.0
[INFO] [stderr]   Downloaded symphonia-metadata v0.5.2
[INFO] [stderr]   Downloaded meval v0.2.0
[INFO] [stderr]   Downloaded freetype v0.7.0
[INFO] [stderr]   Downloaded plotters-bitmap v0.3.2
[INFO] [stderr]   Downloaded symphonia-codec-pcm v0.5.2
[INFO] [stderr]   Downloaded unicode-bidi v0.3.11
[INFO] [stderr]   Downloaded nom v1.2.4
[INFO] [stderr]   Downloaded symphonia-bundle-mp3 v0.5.2
[INFO] [stderr]   Downloaded symphonia-format-mkv v0.5.2
[INFO] [stderr]   Downloaded indicatif v0.17.3
[INFO] [stderr]   Downloaded symphonia-codec-aac v0.5.2
[INFO] [stderr]   Downloaded terminal_size v0.2.5
[INFO] [stderr]   Downloaded burn-core v0.6.0
[INFO] [stderr]   Downloaded const-random v0.1.15
[INFO] [stderr]   Downloaded destructure_traitobject v0.2.0
[INFO] [stderr]   Downloaded thread-tree v0.3.3
[INFO] [stderr]   Downloaded symphonia-bundle-flac v0.5.2
[INFO] [stderr]   Downloaded symphonia-format-wav v0.5.2
[INFO] [stderr]   Downloaded typemap-ors v1.0.0
[INFO] [stderr]   Downloaded symphonia-format-isomp4 v0.5.2
[INFO] [stderr]   Downloaded symphonia-utils-xiph v0.5.2
[INFO] [stderr]   Downloaded symphonia-codec-adpcm v0.5.2
[INFO] [stderr]   Downloaded plotters-svg v0.3.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1f5f4f32971829ea903774936f3bb92dcca2aa49651fde1fea533eb24d92d3a8
[INFO] running `Command { std: "docker" "start" "-a" "1f5f4f32971829ea903774936f3bb92dcca2aa49651fde1fea533eb24d92d3a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1f5f4f32971829ea903774936f3bb92dcca2aa49651fde1fea533eb24d92d3a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1f5f4f32971829ea903774936f3bb92dcca2aa49651fde1fea533eb24d92d3a8", kill_on_drop: false }`
[INFO] [stdout] 1f5f4f32971829ea903774936f3bb92dcca2aa49651fde1fea533eb24d92d3a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+1.75.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] efdaaab165861e140b6b36dcf8a379c5aa1580c699a6c6ede973a227c7536294
[INFO] running `Command { std: "docker" "start" "-a" "efdaaab165861e140b6b36dcf8a379c5aa1580c699a6c6ede973a227c7536294", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]    Compiling thiserror v1.0.39
[INFO] [stderr]    Compiling futures-core v0.3.27
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling futures-channel v0.3.27
[INFO] [stderr]    Compiling io-lifetimes v1.0.6
[INFO] [stderr]     Checking futures-sink v0.3.27
[INFO] [stderr]    Compiling futures-util v0.3.27
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling rustix v0.36.9
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]    Compiling cpal v0.15.0
[INFO] [stderr]    Compiling rustfft v6.1.0
[INFO] [stderr]     Checking dasp_sample v0.11.0
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking os_str_bytes v6.4.1
[INFO] [stderr]    Compiling async-trait v0.1.66
[INFO] [stderr]    Compiling anyhow v1.0.69
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]    Compiling kord v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking symphonia-core v0.5.2
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking clap_lex v0.3.2
[INFO] [stderr]     Checking primal-check v0.3.3
[INFO] [stderr]     Checking transpose v0.2.2
[INFO] [stderr]     Checking alsa v0.7.0
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking regex v1.7.1
[INFO] [stderr]     Checking symphonia-metadata v0.5.2
[INFO] [stderr]     Checking symphonia-codec-adpcm v0.5.2
[INFO] [stderr]     Checking symphonia-codec-pcm v0.5.2
[INFO] [stderr]     Checking symphonia-utils-xiph v0.5.2
[INFO] [stderr]     Checking symphonia-format-wav v0.5.2
[INFO] [stderr]     Checking is-terminal v0.4.4
[INFO] [stderr]     Checking symphonia-bundle-flac v0.5.2
[INFO] [stderr]     Checking symphonia-format-ogg v0.5.2
[INFO] [stderr]     Checking symphonia-codec-vorbis v0.5.2
[INFO] [stderr]     Checking symphonia-format-mkv v0.5.2
[INFO] [stderr]     Checking parse_duration0 v3.0.0
[INFO] [stderr]     Checking symphonia v0.5.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.39
[INFO] [stderr]    Compiling futures-macro v0.3.27
[INFO] [stderr]    Compiling clap_derive v4.1.8
[INFO] [stderr]    Compiling pest v2.5.6
[INFO] [stderr]     Checking rodio v0.17.1
[INFO] [stderr]     Checking clap v4.1.8
[INFO] [stderr]    Compiling pest_meta v2.5.6
[INFO] [stderr]    Compiling pest_generator v2.5.6
[INFO] [stderr]    Compiling pest_derive v2.5.6
[INFO] [stderr]     Checking futures-executor v0.3.27
[INFO] [stderr]     Checking futures v0.3.27
[INFO] [stderr]  Documenting kord v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | #![feature(no_coverage)]
[INFO] [stdout]    |            ^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: renamed to `coverage_attribute`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `kord`
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | #![feature(no_coverage)]
[INFO] [stdout]    |            ^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: renamed to `coverage_attribute`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.75.0-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type cdylib --crate-type rlib --crate-name klib src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="analyze"' --cfg 'feature="analyze_base"' --cfg 'feature="analyze_file"' --cfg 'feature="analyze_mic"' --cfg 'feature="audio"' --cfg 'feature="clap"' --cfg 'feature="cli"' --cfg 'feature="cpal"' --cfg 'feature="default"' --cfg 'feature="futures"' --cfg 'feature="futures-timer"' --cfg 'feature="parse_duration0"' --cfg 'feature="rodio"' --cfg 'feature="rustfft"' --cfg 'feature="symphonia"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=92a71cfac43e101b -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-635a9aee8b7d9846.rmeta --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-25285ba9fdec860a.so --extern clap=/opt/rustwide/target/debug/deps/libclap-405da430acfdbc22.rmeta --extern cpal=/opt/rustwide/target/debug/deps/libcpal-0373255de0d03a32.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-5e550e52f1b70e81.rmeta --extern futures_timer=/opt/rustwide/target/debug/deps/libfutures_timer-f856599422996b87.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-47e9f0055a32d147.rmeta --extern parse_duration0=/opt/rustwide/target/debug/deps/libparse_duration0-7d40ae47bea998cf.rmeta --extern paste=/opt/rustwide/target/debug/deps/libpaste-c60c46dfb3a8a062.so --extern pest=/opt/rustwide/target/debug/deps/libpest-ab7caea948e2ab4b.rmeta --extern pest_derive=/opt/rustwide/target/debug/deps/libpest_derive-81a1ec2fbe94389b.so --extern rodio=/opt/rustwide/target/debug/deps/librodio-73d9fb4303d50151.rmeta --extern rustfft=/opt/rustwide/target/debug/deps/librustfft-8a940b22b1edb67e.rmeta --extern symphonia=/opt/rustwide/target/debug/deps/libsymphonia-4ef5a8afcba1d7b5.rmeta --cap-lints=warn --crate-version 0.6.1 --cfg host_family_unix` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]     --> src/core/chord.rs:1233:7
[INFO] [stdout]      |
[INFO] [stdout] 1233 |     #[no_coverage]
[INFO] [stdout]      |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> src/core/modifier.rs:120:7
[INFO] [stdout]     |
[INFO] [stdout] 120 |     #[no_coverage]
[INFO] [stdout]     |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> src/core/modifier.rs:132:7
[INFO] [stdout]     |
[INFO] [stdout] 132 |     #[no_coverage]
[INFO] [stdout]     |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> src/core/modifier.rs:154:7
[INFO] [stdout]     |
[INFO] [stdout] 154 |     #[no_coverage]
[INFO] [stdout]     |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> src/core/named_pitch.rs:153:7
[INFO] [stdout]     |
[INFO] [stdout] 153 |     #[no_coverage]
[INFO] [stdout]     |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> src/core/named_pitch.rs:216:7
[INFO] [stdout]     |
[INFO] [stdout] 216 |     #[no_coverage]
[INFO] [stdout]     |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> src/core/named_pitch.rs:279:7
[INFO] [stdout]     |
[INFO] [stdout] 279 |     #[no_coverage]
[INFO] [stdout]     |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]   --> src/core/pitch.rs:96:7
[INFO] [stdout]    |
[INFO] [stdout] 96 |     #[no_coverage]
[INFO] [stdout]    |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> src/core/note.rs:194:7
[INFO] [stdout]     |
[INFO] [stdout] 194 |     #[no_coverage]
[INFO] [stdout]     |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]   --> src/analyze/file.rs:53:3
[INFO] [stdout]    |
[INFO] [stdout] 53 | #[no_coverage]
[INFO] [stdout]    |   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]   --> src/analyze/file.rs:46:3
[INFO] [stdout]    |
[INFO] [stdout] 46 | #[no_coverage]
[INFO] [stdout]    |   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]   --> src/analyze/mic.rs:63:3
[INFO] [stdout]    |
[INFO] [stdout] 63 | #[no_coverage]
[INFO] [stdout]    |   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]   --> src/analyze/mic.rs:51:3
[INFO] [stdout]    |
[INFO] [stdout] 51 | #[no_coverage]
[INFO] [stdout]    |   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]   --> src/analyze/mic.rs:33:3
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[no_coverage]
[INFO] [stdout]    |   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]   --> src/analyze/mic.rs:19:3
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[no_coverage]
[INFO] [stdout]    |   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]   --> src/core/parser.rs:66:3
[INFO] [stdout]    |
[INFO] [stdout] 66 | #[no_coverage]
[INFO] [stdout]    |   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]   --> src/core/parser.rs:21:3
[INFO] [stdout]    |
[INFO] [stdout] 21 | #[no_coverage]
[INFO] [stdout]    |   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:44:1
[INFO] [stdout]    |
[INFO] [stdout] 44 | #![feature(adt_const_params)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | #![feature(generic_const_exprs)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:46:1
[INFO] [stdout]    |
[INFO] [stdout] 46 | #![feature(specialization)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 47 | #![feature(concat_idents)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:48:1
[INFO] [stdout]    |
[INFO] [stdout] 48 | #![feature(iter_advance_by)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:49:1
[INFO] [stdout]    |
[INFO] [stdout] 49 | #![feature(no_coverage)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:50:1
[INFO] [stdout]    |
[INFO] [stdout] 50 | #![feature(int_roundings)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 | #![feature(concat_idents)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | #![feature(iter_advance_by)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]   --> src/lib.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | #![feature(int_roundings)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 28 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kord` (lib) due to 29 previous errors
[INFO] running `Command { std: "docker" "inspect" "efdaaab165861e140b6b36dcf8a379c5aa1580c699a6c6ede973a227c7536294", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efdaaab165861e140b6b36dcf8a379c5aa1580c699a6c6ede973a227c7536294", kill_on_drop: false }`
[INFO] [stdout] efdaaab165861e140b6b36dcf8a379c5aa1580c699a6c6ede973a227c7536294
[INFO] documenting kord-0.6.1 against beta-2023-12-22 for beta-1.76-rustdoc-1
[INFO] extracting crate kord 0.6.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate kord 0.6.1 on toolchain beta-2023-12-22
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate kord 0.6.1
[INFO] finished tweaking crates.io crate kord 0.6.1
[INFO] tweaked toml for crates.io crate kord 0.6.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate kord 0.6.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2023-12-22" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5cc64c5bc02f693e50741874bfa8283f0995c7fa09aeb68a7da2a5846a9633ea
[INFO] running `Command { std: "docker" "start" "-a" "5cc64c5bc02f693e50741874bfa8283f0995c7fa09aeb68a7da2a5846a9633ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cc64c5bc02f693e50741874bfa8283f0995c7fa09aeb68a7da2a5846a9633ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cc64c5bc02f693e50741874bfa8283f0995c7fa09aeb68a7da2a5846a9633ea", kill_on_drop: false }`
[INFO] [stdout] 5cc64c5bc02f693e50741874bfa8283f0995c7fa09aeb68a7da2a5846a9633ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2023-12-22" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7df2c536006212d2c13ff97daaaf0dbf5abd08d16a8ac9859e6d4113d938e3cd
[INFO] running `Command { std: "docker" "start" "-a" "7df2c536006212d2c13ff97daaaf0dbf5abd08d16a8ac9859e6d4113d938e3cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.52
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]    Compiling thiserror v1.0.39
[INFO] [stderr]    Compiling futures-core v0.3.27
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling alsa-sys v0.3.1
[INFO] [stderr]    Compiling io-lifetimes v1.0.6
[INFO] [stderr]    Compiling futures-channel v0.3.27
[INFO] [stderr]    Compiling futures-util v0.3.27
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling rustix v0.36.9
[INFO] [stderr]     Checking futures-sink v0.3.27
[INFO] [stderr]     Checking nix v0.24.3
[INFO] [stderr]    Compiling cpal v0.15.0
[INFO] [stderr]    Compiling rustfft v6.1.0
[INFO] [stderr]    Compiling async-trait v0.1.66
[INFO] [stderr]     Checking os_str_bytes v6.4.1
[INFO] [stderr]     Checking dasp_sample v0.11.0
[INFO] [stderr]    Compiling anyhow v1.0.69
[INFO] [stderr]     Checking strength_reduce v0.2.4
[INFO] [stderr]     Checking symphonia-core v0.5.2
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]    Compiling kord v0.6.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking clap_lex v0.3.2
[INFO] [stderr]     Checking transpose v0.2.2
[INFO] [stderr]     Checking primal-check v0.3.3
[INFO] [stderr]     Checking alsa v0.7.0
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking regex v1.7.1
[INFO] [stderr]     Checking symphonia-metadata v0.5.2
[INFO] [stderr]     Checking symphonia-codec-adpcm v0.5.2
[INFO] [stderr]     Checking symphonia-codec-pcm v0.5.2
[INFO] [stderr]     Checking is-terminal v0.4.4
[INFO] [stderr]     Checking symphonia-utils-xiph v0.5.2
[INFO] [stderr]     Checking symphonia-format-wav v0.5.2
[INFO] [stderr]     Checking symphonia-bundle-flac v0.5.2
[INFO] [stderr]     Checking symphonia-codec-vorbis v0.5.2
[INFO] [stderr]     Checking symphonia-format-ogg v0.5.2
[INFO] [stderr]     Checking symphonia-format-mkv v0.5.2
[INFO] [stderr]     Checking parse_duration0 v3.0.0
[INFO] [stderr]     Checking symphonia v0.5.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.39
[INFO] [stderr]    Compiling futures-macro v0.3.27
[INFO] [stderr]    Compiling clap_derive v4.1.8
[INFO] [stderr]    Compiling pest v2.5.6
[INFO] [stderr]     Checking rodio v0.17.1
[INFO] [stderr]     Checking clap v4.1.8
[INFO] [stderr]    Compiling pest_meta v2.5.6
[INFO] [stderr]    Compiling pest_generator v2.5.6
[INFO] [stderr]     Checking futures-executor v0.3.27
[INFO] [stderr]    Compiling pest_derive v2.5.6
[INFO] [stderr]     Checking futures v0.3.27
[INFO] [stderr]  Documenting kord v0.6.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | #![feature(no_coverage)]
[INFO] [stdout]    |            ^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: renamed to `coverage_attribute`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: Compilation failed, aborting rustdoc
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]   --> src/lib.rs:49:12
[INFO] [stdout]    |
[INFO] [stdout] 49 | #![feature(no_coverage)]
[INFO] [stdout]    |            ^^^^^^^^^^^ feature has been removed
[INFO] [stdout]    |
[INFO] [stdout]    = note: renamed to `coverage_attribute`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `kord`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/beta-2023-12-22-x86_64-unknown-linux-gnu/bin/rustdoc --edition=2021 --crate-type cdylib --crate-type rlib --crate-name klib src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="analyze"' --cfg 'feature="analyze_base"' --cfg 'feature="analyze_file"' --cfg 'feature="analyze_mic"' --cfg 'feature="audio"' --cfg 'feature="clap"' --cfg 'feature="cli"' --cfg 'feature="cpal"' --cfg 'feature="default"' --cfg 'feature="futures"' --cfg 'feature="futures-timer"' --cfg 'feature="parse_duration0"' --cfg 'feature="rodio"' --cfg 'feature="rustfft"' --cfg 'feature="symphonia"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=920c40e74e3f0e4f -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-51fdd9860498ecb6.rmeta --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-4d3e514aafba0561.so --extern clap=/opt/rustwide/target/debug/deps/libclap-4bc7e55c6f27315f.rmeta --extern cpal=/opt/rustwide/target/debug/deps/libcpal-419b772c97938f51.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-e22c6690c0d6b5c7.rmeta --extern futures_timer=/opt/rustwide/target/debug/deps/libfutures_timer-55e115f1822cad79.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-84ea33e56b38763e.rmeta --extern parse_duration0=/opt/rustwide/target/debug/deps/libparse_duration0-51beee5c2f22a6bd.rmeta --extern paste=/opt/rustwide/target/debug/deps/libpaste-c572d19bf0492e34.so --extern pest=/opt/rustwide/target/debug/deps/libpest-12974612f749be73.rmeta --extern pest_derive=/opt/rustwide/target/debug/deps/libpest_derive-06b77dbcc093f15a.so --extern rodio=/opt/rustwide/target/debug/deps/librodio-d50a1cdf7aa769f6.rmeta --extern rustfft=/opt/rustwide/target/debug/deps/librustfft-6b7e52ae7419dc38.rmeta --extern symphonia=/opt/rustwide/target/debug/deps/libsymphonia-46ed1f0c01be7391.rmeta --cap-lints=warn --crate-version 0.6.1 --cfg host_family_unix` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]     --> src/core/chord.rs:1233:7
[INFO] [stdout]      |
[INFO] [stdout] 1233 |     #[no_coverage]
[INFO] [stdout]      |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> src/core/modifier.rs:120:7
[INFO] [stdout]     |
[INFO] [stdout] 120 |     #[no_coverage]
[INFO] [stdout]     |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> src/core/modifier.rs:132:7
[INFO] [stdout]     |
[INFO] [stdout] 132 |     #[no_coverage]
[INFO] [stdout]     |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> src/core/modifier.rs:154:7
[INFO] [stdout]     |
[INFO] [stdout] 154 |     #[no_coverage]
[INFO] [stdout]     |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> src/core/named_pitch.rs:153:7
[INFO] [stdout]     |
[INFO] [stdout] 153 |     #[no_coverage]
[INFO] [stdout]     |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> src/core/named_pitch.rs:216:7
[INFO] [stdout]     |
[INFO] [stdout] 216 |     #[no_coverage]
[INFO] [stdout]     |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> src/core/named_pitch.rs:279:7
[INFO] [stdout]     |
[INFO] [stdout] 279 |     #[no_coverage]
[INFO] [stdout]     |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]   --> src/core/pitch.rs:96:7
[INFO] [stdout]    |
[INFO] [stdout] 96 |     #[no_coverage]
[INFO] [stdout]    |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]    --> src/core/note.rs:194:7
[INFO] [stdout]     |
[INFO] [stdout] 194 |     #[no_coverage]
[INFO] [stdout]     |       ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]   --> src/analyze/file.rs:53:3
[INFO] [stdout]    |
[INFO] [stdout] 53 | #[no_coverage]
[INFO] [stdout]    |   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]   --> src/analyze/file.rs:46:3
[INFO] [stdout]    |
[INFO] [stdout] 46 | #[no_coverage]
[INFO] [stdout]    |   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]   --> src/analyze/mic.rs:63:3
[INFO] [stdout]    |
[INFO] [stdout] 63 | #[no_coverage]
[INFO] [stdout]    |   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]   --> src/analyze/mic.rs:51:3
[INFO] [stdout]    |
[INFO] [stdout] 51 | #[no_coverage]
[INFO] [stdout]    |   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]   --> src/analyze/mic.rs:33:3
[INFO] [stdout]    |
[INFO] [stdout] 33 | #[no_coverage]
[INFO] [stdout]    |   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]   --> src/analyze/mic.rs:19:3
[INFO] [stdout]    |
[INFO] [stdout] 19 | #[no_coverage]
[INFO] [stdout]    |   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]   --> src/core/parser.rs:66:3
[INFO] [stdout]    |
[INFO] [stdout] 66 | #[no_coverage]
[INFO] [stdout]    |   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: cannot find attribute `no_coverage` in this scope
[INFO] [stdout]   --> src/core/parser.rs:21:3
[INFO] [stdout]    |
[INFO] [stdout] 21 | #[no_coverage]
[INFO] [stdout]    |   ^^^^^^^^^^^ help: a built-in attribute with a similar name exists: `coverage`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:44:1
[INFO] [stdout]    |
[INFO] [stdout] 44 | #![feature(adt_const_params)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:45:1
[INFO] [stdout]    |
[INFO] [stdout] 45 | #![feature(generic_const_exprs)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:46:1
[INFO] [stdout]    |
[INFO] [stdout] 46 | #![feature(specialization)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:47:1
[INFO] [stdout]    |
[INFO] [stdout] 47 | #![feature(concat_idents)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:48:1
[INFO] [stdout]    |
[INFO] [stdout] 48 | #![feature(iter_advance_by)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:49:1
[INFO] [stdout]    |
[INFO] [stdout] 49 | #![feature(no_coverage)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:50:1
[INFO] [stdout]    |
[INFO] [stdout] 50 | #![feature(int_roundings)]
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:47:12
[INFO] [stdout]    |
[INFO] [stdout] 47 | #![feature(concat_idents)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:48:12
[INFO] [stdout]    |
[INFO] [stdout] 48 | #![feature(iter_advance_by)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the beta release channel
[INFO] [stdout]   --> src/lib.rs:50:12
[INFO] [stdout]    |
[INFO] [stdout] 50 | #![feature(int_roundings)]
[INFO] [stdout]    |            ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 28 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0554, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `kord` (lib) due to 29 previous errors
[INFO] running `Command { std: "docker" "inspect" "7df2c536006212d2c13ff97daaaf0dbf5abd08d16a8ac9859e6d4113d938e3cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7df2c536006212d2c13ff97daaaf0dbf5abd08d16a8ac9859e6d4113d938e3cd", kill_on_drop: false }`
[INFO] [stdout] 7df2c536006212d2c13ff97daaaf0dbf5abd08d16a8ac9859e6d4113d938e3cd
