[INFO] fetching crate fontkit 0.3.1...
[INFO] documenting fontkit-0.3.1 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate fontkit 0.3.1 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate fontkit 0.3.1 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] removed /workspace/builds/worker-3-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate fontkit 0.3.1
[INFO] finished tweaking crates.io crate fontkit 0.3.1
[INFO] tweaked toml for crates.io crate fontkit 0.3.1 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 svgtypes v0.11.0
[INFO] [stderr]   Downloaded usvg-text-layout v0.31.0
[INFO] [stderr]   Downloaded unicode-general-category v0.6.0
[INFO] [stderr]   Downloaded fontdb v0.13.1
[INFO] [stderr]   Downloaded rctree v0.5.0
[INFO] [stderr]   Downloaded rustybuzz v0.7.0
[INFO] [stderr]   Downloaded roxmltree v0.18.0
[INFO] [stderr]   Downloaded pico-args v0.5.0
[INFO] [stderr]   Downloaded ouroboros v0.14.2
[INFO] [stderr]   Downloaded ouroboros_macro v0.14.2
[INFO] [stderr]   Downloaded pathfinder_color v0.5.0
[INFO] [stderr]   Downloaded imagesize v0.11.0
[INFO] [stderr]   Downloaded rosvgtree v0.2.0
[INFO] [stderr]   Downloaded usvg-parser v0.31.0
[INFO] [stderr]   Downloaded fontconfig-parser v0.5.2
[INFO] [stderr]   Downloaded cfb v0.7.3
[INFO] [stderr]   Downloaded aliasable v0.1.3
[INFO] [stderr]   Downloaded fontdb v0.9.3
[INFO] [stderr]   Downloaded usvg v0.31.0
[INFO] [stderr]   Downloaded four-cc v0.1.0
[INFO] [stderr]   Downloaded kurbo v0.9.4
[INFO] [stderr]   Downloaded usvg-tree v0.31.0
[INFO] [stderr]   Downloaded ttf-parser v0.17.1
[INFO] [stderr]   Downloaded infer v0.9.0
[INFO] [stderr]   Downloaded pathfinder_content v0.5.0
[INFO] [stderr]   Downloaded safer-bytes v0.2.0
[INFO] [stderr]   Downloaded woff2 v0.3.0
[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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/opt/rustwide/cargo-home/bin/cargo" "+1.69.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 972eb13befbc329a09a08d0a4f435f0609cdb29048139527a857359112e74fb0
[INFO] running `Command { std: "docker" "start" "-a" "972eb13befbc329a09a08d0a4f435f0609cdb29048139527a857359112e74fb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "972eb13befbc329a09a08d0a4f435f0609cdb29048139527a857359112e74fb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "972eb13befbc329a09a08d0a4f435f0609cdb29048139527a857359112e74fb0", kill_on_drop: false }`
[INFO] [stdout] 972eb13befbc329a09a08d0a4f435f0609cdb29048139527a857359112e74fb0
[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@sha256:97d61d7686bf65f8ecb15491ab51835e82dc9176a96a831f143a431b191fc501" "/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] 7e5d14c379a57cae6284d5cbc5630723f48a7f8ac1b13aac588156fb88cc7a3b
[INFO] running `Command { std: "docker" "start" "-a" "7e5d14c379a57cae6284d5cbc5630723f48a7f8ac1b13aac588156fb88cc7a3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]    Compiling libc v0.2.142
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.84
[INFO] [stderr]     Checking xmlparser v0.13.5
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking siphasher v0.3.10
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]     Checking kurbo v0.9.4
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking float-cmp v0.9.0
[INFO] [stderr]     Checking roxmltree v0.18.0
[INFO] [stderr]    Compiling unicode-general-category v0.6.0
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]    Compiling regex-syntax v0.7.1
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling bumpalo v3.12.1
[INFO] [stderr]     Checking strict-num v0.1.0
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling syn v2.0.15
[INFO] [stderr]     Checking svgtypes v0.11.0
[INFO] [stderr]    Compiling aho-corasick v1.0.1
[INFO] [stderr]    Compiling radium v0.7.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling paste v1.0.12
[INFO] [stderr]     Checking rctree v0.5.0
[INFO] [stderr]     Checking ttf-parser v0.18.1
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.4
[INFO] [stderr]    Compiling getrandom v0.2.9
[INFO] [stderr]     Checking alloc-stdlib v0.2.2
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking usvg-tree v0.31.0
[INFO] [stderr]     Checking fontconfig-parser v0.5.2
[INFO] [stderr]     Checking simplecss v0.2.1
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]     Checking unicode-script v0.5.5
[INFO] [stderr]    Compiling hashbrown v0.12.3
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]     Checking tap v1.0.1
[INFO] [stderr]     Checking unicode-bidi-mirroring v0.1.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.84
[INFO] [stderr]     Checking unicode-ccc v0.1.2
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]     Checking flate2 v1.0.26
[INFO] [stderr]     Checking wyz v0.5.1
[INFO] [stderr]     Checking rosvgtree v0.2.0
[INFO] [stderr]     Checking brotli-decompressor v2.3.4
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]     Checking data-url v0.2.0
[INFO] [stderr]     Checking color_quant v1.1.0
[INFO] [stderr]     Checking imagesize v0.11.0
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking funty v2.0.0
[INFO] [stderr]     Checking uuid v1.3.2
[INFO] [stderr]    Compiling Inflector v0.11.4
[INFO] [stderr]     Checking unicode-vo v0.1.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking tinyvec_macros v0.1.1
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]    Compiling fontkit v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking image v0.23.14
[INFO] [stderr]     Checking cfb v0.7.3
[INFO] [stderr]     Checking usvg-parser v0.31.0
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling regex v1.8.1
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]     Checking four-cc v0.1.0
[INFO] [stderr]     Checking ttf-parser v0.17.1
[INFO] [stderr]     Checking bitvec v1.0.1
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]     Checking pico-args v0.5.0
[INFO] [stderr]     Checking base64 v0.21.0
[INFO] [stderr]     Checking fontdb v0.13.1
[INFO] [stderr]     Checking rustybuzz v0.7.0
[INFO] [stderr]     Checking brotli v3.3.4
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking smawk v0.3.1
[INFO] [stderr]     Checking xmlwriter v0.1.0
[INFO] [stderr]     Checking aliasable v0.1.3
[INFO] [stderr]     Checking infer v0.9.0
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking arc-swap v1.6.0
[INFO] [stderr]     Checking ab_glyph_rasterizer v0.1.8
[INFO] [stderr]     Checking dashmap v5.4.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.84
[INFO] [stderr]    Compiling unicode-linebreak v0.1.4
[INFO] [stderr]    Compiling ouroboros_macro v0.14.2
[INFO] [stderr]     Checking fontdb v0.9.3
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.84
[INFO] [stderr]    Compiling pest v2.6.0
[INFO] [stderr]     Checking safer-bytes v0.2.0
[INFO] [stderr]     Checking usvg-text-layout v0.31.0
[INFO] [stderr]     Checking usvg v0.31.0
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.84
[INFO] [stderr]     Checking ouroboros v0.14.2
[INFO] [stderr]    Compiling semver-parser v0.10.2
[INFO] [stderr]     Checking textwrap v0.15.2
[INFO] [stderr]     Checking woff2 v0.3.0
[INFO] [stderr]    Compiling semver v0.11.0
[INFO] [stderr]     Checking console_error_panic_hook v0.1.7
[INFO] [stderr]    Compiling rustc_version v0.3.3
[INFO] [stderr]    Compiling pathfinder_simd v0.5.1
[INFO] [stderr]     Checking pathfinder_geometry v0.5.1
[INFO] [stderr]     Checking pathfinder_color v0.5.0
[INFO] [stderr]     Checking pathfinder_content v0.5.0
[INFO] [stderr]  Documenting fontkit v0.3.1 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:1:1
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(doc_auto_cfg, drain_filter)]
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `fontkit`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type cdylib --crate-type rlib --crate-name fontkit src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="ab_glyph_rasterizer"' --cfg 'feature="byteorder"' --cfg 'feature="dashmap"' --cfg 'feature="default"' --cfg 'feature="flate2"' --cfg 'feature="fontdb"' --cfg 'feature="metrics"' --cfg 'feature="pathfinder_content"' --cfg 'feature="pathfinder_geometry"' --cfg 'feature="pathfinder_simd"' --cfg 'feature="ras"' --cfg 'feature="textwrap"' --cfg 'feature="unicode-bidi"' --cfg 'feature="unicode-normalization"' --cfg 'feature="unicode-script"' --cfg 'feature="usvg"' --cfg 'feature="woff"' --cfg 'feature="woff2"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=8e4f757d8aa72aba -L dependency=/opt/rustwide/target/debug/deps --extern ab_glyph_rasterizer=/opt/rustwide/target/debug/deps/libab_glyph_rasterizer-62d63988b2f4674b.rmeta --extern arc_swap=/opt/rustwide/target/debug/deps/libarc_swap-fa366b98b0fd81cb.rmeta --extern byteorder=/opt/rustwide/target/debug/deps/libbyteorder-f66b59f6631a5df0.rmeta --extern console_error_panic_hook=/opt/rustwide/target/debug/deps/libconsole_error_panic_hook-387505ba2268e9f1.rmeta --extern dashmap=/opt/rustwide/target/debug/deps/libdashmap-3ae46b8d608a2a48.rmeta --extern flate2=/opt/rustwide/target/debug/deps/libflate2-6bba57487e6a3618.rmeta --extern fontdb=/opt/rustwide/target/debug/deps/libfontdb-03057311b11cce18.rmeta --extern infer=/opt/rustwide/target/debug/deps/libinfer-bc74d7c9feaacb6e.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-43372439ad3c157d.rmeta --extern ouroboros=/opt/rustwide/target/debug/deps/libouroboros-f9a6abe05eea52ce.rmeta --extern pathfinder_content=/opt/rustwide/target/debug/deps/libpathfinder_content-ea2e3aa0bb41977c.rmeta --extern pathfinder_geometry=/opt/rustwide/target/debug/deps/libpathfinder_geometry-10d1a570d47f9d01.rmeta --extern pathfinder_simd=/opt/rustwide/target/debug/deps/libpathfinder_simd-b1a91ce2b35b4108.rmeta --extern serde=/opt/rustwide/target/debug/deps/libserde-7f5aa0c9c57e86c5.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-9f766820a7671020.rmeta --extern textwrap=/opt/rustwide/target/debug/deps/libtextwrap-8d5223c85d6b157a.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-b839f3f80c6bc09b.rmeta --extern ttf_parser=/opt/rustwide/target/debug/deps/libttf_parser-3eb79e15b8d1af94.rmeta --extern unicode_bidi=/opt/rustwide/target/debug/deps/libunicode_bidi-b3cbee4ed010d151.rmeta --extern unicode_normalization=/opt/rustwide/target/debug/deps/libunicode_normalization-575ae1661cb6d6b9.rmeta --extern unicode_script=/opt/rustwide/target/debug/deps/libunicode_script-a895dc302d93d9d8.rmeta --extern usvg=/opt/rustwide/target/debug/deps/libusvg-de830e248411f350.rmeta --extern walkdir=/opt/rustwide/target/debug/deps/libwalkdir-5cb2323b83ea0f99.rmeta --extern woff2=/opt/rustwide/target/debug/deps/libwoff2-1d4959fef61b337f.rmeta --cap-lints=warn --crate-version 0.3.1 --cfg dashmap` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "7e5d14c379a57cae6284d5cbc5630723f48a7f8ac1b13aac588156fb88cc7a3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e5d14c379a57cae6284d5cbc5630723f48a7f8ac1b13aac588156fb88cc7a3b", kill_on_drop: false }`
[INFO] [stdout] 7e5d14c379a57cae6284d5cbc5630723f48a7f8ac1b13aac588156fb88cc7a3b
