[INFO] cloning repository https://github.com/jakibaki/yarc8emu
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jakibaki/yarc8emu" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakibaki%2Fyarc8emu", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjakibaki%2Fyarc8emu'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2e2b056eac72df0fbbcd4775ce4afea3282f92c9
[INFO] documenting jakibaki/yarc8emu 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%2Fjakibaki%2Fyarc8emu" "/workspace/builds/worker-18/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-18/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jakibaki/yarc8emu 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/jakibaki/yarc8emu
[INFO] finished tweaking git repo https://github.com/jakibaki/yarc8emu
[INFO] tweaked toml for git repo https://github.com/jakibaki/yarc8emu written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] crate git repo https://github.com/jakibaki/yarc8emu 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded winit_input_helper v0.11.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] [stdout] d3be45e8c85d4bb05dcec67f1f0b2726c928c67872d94ded54ab3b08f82a494c
[INFO] running `Command { std: "docker" "start" "-a" "d3be45e8c85d4bb05dcec67f1f0b2726c928c67872d94ded54ab3b08f82a494c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3be45e8c85d4bb05dcec67f1f0b2726c928c67872d94ded54ab3b08f82a494c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3be45e8c85d4bb05dcec67f1f0b2726c928c67872d94ded54ab3b08f82a494c", kill_on_drop: false }`
[INFO] [stdout] d3be45e8c85d4bb05dcec67f1f0b2726c928c67872d94ded54ab3b08f82a494c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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] [stdout] afc34e2a1de8663b86d05c13fc3cc0bb01e926e449ff9c7ec856022543c11ed1
[INFO] running `Command { std: "docker" "start" "-a" "afc34e2a1de8663b86d05c13fc3cc0bb01e926e449ff9c7ec856022543c11ed1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.118
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]     Checking once_cell v1.9.0
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling ash v0.34.0+1.2.203
[INFO] [stderr]     Checking termcolor v1.1.2
[INFO] [stderr]    Compiling khronos-egl v4.1.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling cfg_aliases v0.1.1
[INFO] [stderr]     Checking hexf-parse v0.2.1
[INFO] [stderr]     Checking inplace_it v0.3.3
[INFO] [stderr]     Checking bytemuck v1.7.3
[INFO] [stderr]     Checking renderdoc-sys v0.7.1
[INFO] [stderr]     Checking profiling v1.0.5
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking glow v0.11.2
[INFO] [stderr]     Checking copyless v0.1.5
[INFO] [stderr]    Compiling winit v0.26.1
[INFO] [stderr]     Checking pin-project-lite v0.2.8
[INFO] [stderr]     Checking pollster v0.2.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]     Checking lock_api v0.4.6
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]     Checking raw-window-handle v0.4.2
[INFO] [stderr]     Checking gpu-descriptor-types v0.1.1
[INFO] [stderr]     Checking gpu-alloc-types v0.2.0
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking wgpu-types v0.12.0
[INFO] [stderr]     Checking tracing-core v0.1.22
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]    Compiling wgpu-core v0.12.2
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking safe_arch v0.5.2
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking gpu-alloc v0.5.3
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling nom v7.1.0
[INFO] [stderr]    Compiling wayland-sys v0.29.4
[INFO] [stderr]    Compiling x11-dl v2.19.1
[INFO] [stderr]    Compiling smithay-client-toolkit v0.15.3
[INFO] [stderr]     Checking tracing-log v0.1.2
[INFO] [stderr]     Checking wide v0.6.5
[INFO] [stderr]     Checking tracing-subscriber v0.3.8
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling wayland-scanner v0.29.4
[INFO] [stderr]     Checking spirv v0.2.0+1.5.4
[INFO] [stderr]     Checking ultraviolet v0.8.1
[INFO] [stderr]     Checking getrandom v0.2.4
[INFO] [stderr]     Checking nix v0.22.3
[INFO] [stderr]     Checking parking_lot_core v0.8.5
[INFO] [stderr]     Checking memmap2 v0.3.1
[INFO] [stderr]     Checking mio v0.8.0
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking parking_lot v0.11.2
[INFO] [stderr]    Compiling wayland-client v0.29.4
[INFO] [stderr]    Compiling wayland-protocols v0.29.4
[INFO] [stderr]     Checking xcursor v0.3.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking gpu-descriptor v0.2.2
[INFO] [stderr]     Checking wayland-commons v0.29.4
[INFO] [stderr]     Checking calloop v0.9.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling tracing-attributes v0.1.19
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking tracing v0.1.30
[INFO] [stderr]     Checking naga v0.8.5
[INFO] [stderr]     Checking wayland-cursor v0.29.4
[INFO] [stderr]     Checking wgpu-hal v0.12.4
[INFO] [stderr]     Checking wgpu v0.12.0
[INFO] [stderr]     Checking pixels v0.9.0
[INFO] [stderr]     Checking winit_input_helper v0.11.0
[INFO] [stderr]  Documenting yarc8emu v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/main.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(duration_constants)]
[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 `yarc8emu`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type bin --crate-name yarc8emu src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=65fb4c6736e1d242 -L dependency=/opt/rustwide/target/debug/deps --extern pixels=/opt/rustwide/target/debug/deps/libpixels-7893d2b4cc1286ed.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-937e1f617e701a67.rmeta --extern tracing=/opt/rustwide/target/debug/deps/libtracing-8fe0e16affcdd899.rmeta --extern tracing_log=/opt/rustwide/target/debug/deps/libtracing_log-a33111f57c57dc6b.rmeta --extern tracing_subscriber=/opt/rustwide/target/debug/deps/libtracing_subscriber-ea5c1d654d4d0285.rmeta --extern winit=/opt/rustwide/target/debug/deps/libwinit-f42e52d7b49a66eb.rmeta --extern winit_input_helper=/opt/rustwide/target/debug/deps/libwinit_input_helper-b037c1dcb20179bc.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "afc34e2a1de8663b86d05c13fc3cc0bb01e926e449ff9c7ec856022543c11ed1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afc34e2a1de8663b86d05c13fc3cc0bb01e926e449ff9c7ec856022543c11ed1", kill_on_drop: false }`
[INFO] [stdout] afc34e2a1de8663b86d05c13fc3cc0bb01e926e449ff9c7ec856022543c11ed1