[INFO] cloning repository https://github.com/Kneelawk/neonet2
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Kneelawk/neonet2" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKneelawk%2Fneonet2", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKneelawk%2Fneonet2'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0765e4760b921e110f7f256346d9d363e572b7c9
[INFO] documenting Kneelawk/neonet2 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKneelawk%2Fneonet2" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Kneelawk/neonet2 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-4-tc1/source/.cargo/config.toml
[INFO] started tweaking git repo https://github.com/Kneelawk/neonet2
[INFO] finished tweaking git repo https://github.com/Kneelawk/neonet2
[INFO] tweaked toml for git repo https://github.com/Kneelawk/neonet2 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Kneelawk/neonet2 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" "+1.69.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wgpu-core v0.14.0
[INFO] [stderr]   Downloaded wgpu-types v0.14.0
[INFO] [stderr]   Downloaded wgpu v0.14.0
[INFO] [stderr]   Downloaded wgpu-hal v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 9ec3a16d417ea9183c344cbdb869b8aa6cbf7ec28b1352f715d3d7053832af3f
[INFO] running `Command { std: "docker" "start" "-a" "9ec3a16d417ea9183c344cbdb869b8aa6cbf7ec28b1352f715d3d7053832af3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ec3a16d417ea9183c344cbdb869b8aa6cbf7ec28b1352f715d3d7053832af3f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ec3a16d417ea9183c344cbdb869b8aa6cbf7ec28b1352f715d3d7053832af3f", kill_on_drop: false }`
[INFO] [stdout] 9ec3a16d417ea9183c344cbdb869b8aa6cbf7ec28b1352f715d3d7053832af3f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] d518e4dd8ec708fb8a75aa452f0f2eea35387ef1a2306e3f994401b357494a2a
[INFO] running `Command { std: "docker" "start" "-a" "d518e4dd8ec708fb8a75aa452f0f2eea35387ef1a2306e3f994401b357494a2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.134
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.46
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling syn v1.0.101
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking once_cell v1.15.0
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling xml-rs v0.8.4
[INFO] [stderr]     Checking libloading v0.7.3
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking dlib v0.5.0
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking cty v0.2.2
[INFO] [stderr]     Checking downcast-rs v1.2.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling slotmap v1.0.6
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling wayland-sys v0.29.5
[INFO] [stderr]    Compiling servo-fontconfig-sys v5.1.0
[INFO] [stderr]    Compiling cmake v0.1.48
[INFO] [stderr]     Checking miniz_oxide v0.5.4
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]     Checking nom v7.1.1
[INFO] [stderr]     Checking bytemuck v1.12.3
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]    Compiling wayland-scanner v0.29.5
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling ash v0.37.0+1.3.209
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]    Compiling smithay-client-toolkit v0.16.0
[INFO] [stderr]    Compiling crossfont v0.5.0
[INFO] [stderr]     Checking raw-window-handle v0.5.0
[INFO] [stderr]     Checking gpu-alloc-types v0.2.0
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.1
[INFO] [stderr]    Compiling freetype-sys v0.13.1
[INFO] [stderr]    Compiling expat-sys v2.1.6
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking foreign-types-shared v0.3.1
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking unicode-xid v0.2.4
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]     Checking hexf-parse v0.2.1
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]    Compiling wgpu-core v0.14.0
[INFO] [stderr]     Checking tiny-skia-path v0.7.0
[INFO] [stderr]     Checking gpu-alloc v0.5.3
[INFO] [stderr]     Checking png v0.17.6
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking nix v0.24.2
[INFO] [stderr]     Checking memmap2 v0.5.7
[INFO] [stderr]     Checking safe_arch v0.5.2
[INFO] [stderr]    Compiling x11-dl v2.20.0
[INFO] [stderr]     Checking wgpu-types v0.14.0
[INFO] [stderr]     Checking profiling v1.0.6
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking freetype-rs v0.26.0
[INFO] [stderr]     Checking spirv v0.2.0+1.5.4
[INFO] [stderr]     Checking glow v0.11.2
[INFO] [stderr]     Checking servo-fontconfig v0.5.1
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]    Compiling wayland-client v0.29.5
[INFO] [stderr]    Compiling wayland-protocols v0.29.5
[INFO] [stderr]     Checking renderdoc-sys v0.7.1
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking tiny-skia v0.7.0
[INFO] [stderr]     Checking aho-corasick v0.7.19
[INFO] [stderr]    Compiling tokio v1.21.2
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]    Compiling async-trait v0.1.58
[INFO] [stderr]     Checking xcursor v0.3.4
[INFO] [stderr]     Checking gpu-descriptor v0.2.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking raw-window-handle v0.4.3
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking futures-intrusive v0.5.0
[INFO] [stderr]     Checking dotenv v0.15.0
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking wayland-commons v0.29.5
[INFO] [stderr]     Checking env_logger v0.9.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.37
[INFO] [stderr]    Compiling foreign-types-macros v0.2.2
[INFO] [stderr]    Compiling futures-macro v0.3.25
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]     Checking wayland-cursor v0.29.5
[INFO] [stderr]     Checking foreign-types v0.5.0
[INFO] [stderr]     Checking naga v0.10.0
[INFO] [stderr]     Checking calloop v0.10.1
[INFO] [stderr]     Checking futures-executor v0.3.25
[INFO] [stderr]     Checking futures v0.3.25
[INFO] [stderr]     Checking wgpu-hal v0.14.0
[INFO] [stderr]     Checking wgpu v0.14.0
[INFO] [stderr]     Checking sctk-adwaita v0.4.2
[INFO] [stderr]     Checking winit v0.27.3
[INFO] [stderr]  Documenting neonet2 v0.1.1 (/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(never_type)]
[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 `neonet2`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type cdylib --crate-type rlib --crate-name neonet2 src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=ee9df1b7eb9b9e63 -L dependency=/opt/rustwide/target/debug/deps --extern async_trait=/opt/rustwide/target/debug/deps/libasync_trait-74c5420e1c3200e9.so --extern bytemuck=/opt/rustwide/target/debug/deps/libbytemuck-ca0f9bbe09b3c642.rmeta --extern dotenv=/opt/rustwide/target/debug/deps/libdotenv-cd86dd85a907a92e.rmeta --extern env_logger=/opt/rustwide/target/debug/deps/libenv_logger-00d7d1fba0482a3e.rmeta --extern futures=/opt/rustwide/target/debug/deps/libfutures-8a45f6e0b84a2769.rmeta --extern futures_intrusive=/opt/rustwide/target/debug/deps/libfutures_intrusive-995ded14ac4be411.rmeta --extern futures_util=/opt/rustwide/target/debug/deps/libfutures_util-ee1c082dee8caf81.rmeta --extern getrandom=/opt/rustwide/target/debug/deps/libgetrandom-cdf228dca54d5a2b.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-9c7d51f549cf58b7.rmeta --extern log=/opt/rustwide/target/debug/deps/liblog-83c76fb4ff61e17e.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-5bed64ef7fdf01e0.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-25fce1b750c95707.rmeta --extern tokio=/opt/rustwide/target/debug/deps/libtokio-212e27c147240a1b.rmeta --extern wgpu=/opt/rustwide/target/debug/deps/libwgpu-ea781095159a8f57.rmeta --extern winit=/opt/rustwide/target/debug/deps/libwinit-ce1df90fbf3b836f.rmeta --cap-lints=warn --crate-version 0.1.1` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "d518e4dd8ec708fb8a75aa452f0f2eea35387ef1a2306e3f994401b357494a2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d518e4dd8ec708fb8a75aa452f0f2eea35387ef1a2306e3f994401b357494a2a", kill_on_drop: false }`
[INFO] [stdout] d518e4dd8ec708fb8a75aa452f0f2eea35387ef1a2306e3f994401b357494a2a
