[INFO] fetching crate fletcher-simd 0.4.0...
[INFO] documenting fletcher-simd-0.4.0 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate fletcher-simd 0.4.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate fletcher-simd 0.4.0 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 fletcher-simd 0.4.0
[INFO] finished tweaking crates.io crate fletcher-simd 0.4.0
[INFO] tweaked toml for crates.io crate fletcher-simd 0.4.0 written to /workspace/builds/worker-5-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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] f24253805f78e387baaed89f229ee865db7db02394b5766d40dde6581e91051b
[INFO] running `Command { std: "docker" "start" "-a" "f24253805f78e387baaed89f229ee865db7db02394b5766d40dde6581e91051b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f24253805f78e387baaed89f229ee865db7db02394b5766d40dde6581e91051b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f24253805f78e387baaed89f229ee865db7db02394b5766d40dde6581e91051b", kill_on_drop: false }`
[INFO] [stdout] f24253805f78e387baaed89f229ee865db7db02394b5766d40dde6581e91051b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d2f692c1aa60e747a573091c0a2d581a72f1d2aa9acbfe93cad97c5c2f378ff6
[INFO] running `Command { std: "docker" "start" "-a" "d2f692c1aa60e747a573091c0a2d581a72f1d2aa9acbfe93cad97c5c2f378ff6", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]    Compiling multiversion-macros v0.6.1
[INFO] [stderr]     Checking multiversion v0.6.1
[INFO] [stderr]  Documenting fletcher-simd v0.4.0 (/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(portable_simd)]
[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:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![feature(stdsimd)]
[INFO] [stdout]   |            ^^^^^^^
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `fletcher-simd`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2018 --crate-type lib --crate-name fletcher_simd src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="default"' --cfg 'feature="runtime_dispatch"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=e58824c34e578158 -L dependency=/opt/rustwide/target/debug/deps --extern multiversion=/opt/rustwide/target/debug/deps/libmultiversion-de58cfe536560f25.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-4ec5214481251e5a.rmeta --cap-lints=warn --crate-version 0.4.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "d2f692c1aa60e747a573091c0a2d581a72f1d2aa9acbfe93cad97c5c2f378ff6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2f692c1aa60e747a573091c0a2d581a72f1d2aa9acbfe93cad97c5c2f378ff6", kill_on_drop: false }`
[INFO] [stdout] d2f692c1aa60e747a573091c0a2d581a72f1d2aa9acbfe93cad97c5c2f378ff6
