[INFO] fetching crate nearly_eq 0.2.4...
[INFO] documenting nearly_eq-0.2.4 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate nearly_eq 0.2.4 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate nearly_eq 0.2.4 on toolchain 1.76.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate nearly_eq 0.2.4
[INFO] finished tweaking crates.io crate nearly_eq 0.2.4
[INFO] tweaked toml for crates.io crate nearly_eq 0.2.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded fpa v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+1.76.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e7af9c216f895bc3fcbcabb599f3f53846c845eec3c9d7789a15f087a4507533
[INFO] running `Command { std: "docker" "start" "-a" "e7af9c216f895bc3fcbcabb599f3f53846c845eec3c9d7789a15f087a4507533", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e7af9c216f895bc3fcbcabb599f3f53846c845eec3c9d7789a15f087a4507533", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7af9c216f895bc3fcbcabb599f3f53846c845eec3c9d7789a15f087a4507533", kill_on_drop: false }`
[INFO] [stdout] e7af9c216f895bc3fcbcabb599f3f53846c845eec3c9d7789a15f087a4507533
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+1.76.0" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ca47417fd5155095c5ec95cdf75038cfd3225c48f3c86d07cff898123dbe663a
[INFO] running `Command { std: "docker" "start" "-a" "ca47417fd5155095c5ec95cdf75038cfd3225c48f3c86d07cff898123dbe663a", kill_on_drop: false }`
[INFO] [stderr]  Documenting nearly_eq v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.28s
[INFO] [stderr]    Generated /opt/rustwide/target/doc/nearly_eq/index.html
[INFO] running `Command { std: "docker" "inspect" "ca47417fd5155095c5ec95cdf75038cfd3225c48f3c86d07cff898123dbe663a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ca47417fd5155095c5ec95cdf75038cfd3225c48f3c86d07cff898123dbe663a", kill_on_drop: false }`
[INFO] [stdout] ca47417fd5155095c5ec95cdf75038cfd3225c48f3c86d07cff898123dbe663a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "DOCS_RS=1" "-e" "RUSTC_BOOTSTRAP=1" "-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" "+1.76.0" "rustdoc" "--lib" "-Zrustdoc-map" "--features" "docs" "-Z" "unstable-options" "--config" "build.rustdocflags=[\"-Z\", \"unstable-options\", \"--document-private-items\"]" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 912415e18ed20fdf2c3639871e66abd39e862eceb6865b2542ca4db4fd31ec11
[INFO] running `Command { std: "docker" "start" "-a" "912415e18ed20fdf2c3639871e66abd39e862eceb6865b2542ca4db4fd31ec11", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]    Compiling semver v1.0.21
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling num-bigint v0.4.4
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling fpa v0.1.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]  Documenting nearly_eq v0.2.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the feature `staged_api` is internal to the compiler or standard library
[INFO] [stdout]   --> src/lib.rs:27:39
[INFO] [stdout]    |
[INFO] [stdout] 27 | #![cfg_attr(feature = "docs", feature(staged_api))]
[INFO] [stdout]    |                                       ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: using it is strongly discouraged
[INFO] [stdout]    = note: `#[warn(internal_features)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0546]: 'feature' is not an identifier
[INFO] [stdout]  --> src/complex_impl.rs:9:30
[INFO] [stdout]   |
[INFO] [stdout] 9 | #[cfg_attr(feature = "docs", stable(feature = "num-complex", since = "0.1.2"))]
[INFO] [stdout]   |                              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0546`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `nearly_eq`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/1.76.0-x86_64-unknown-linux-gnu/bin/rustdoc --crate-type lib --crate-name nearly_eq src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="complex"' --cfg 'feature="docs"' --cfg 'feature="fpa"' --cfg 'feature="i128"' --cfg 'feature="ndarray"' --cfg 'feature="num-complex"' --cfg 'feature="num-integer"' --cfg 'feature="num-rational"' --cfg 'feature="num-traits"' --cfg 'feature="rational"' --cfg 'feature="typenum"' --cfg 'feature="use_fpa"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat -C metadata=4532ed937b782616 -L dependency=/opt/rustwide/target/debug/deps --extern fpa=/opt/rustwide/target/debug/deps/libfpa-fc518017896186ff.rmeta --extern ndarray=/opt/rustwide/target/debug/deps/libndarray-f9dbf6d75922ee9f.rmeta --extern num_complex=/opt/rustwide/target/debug/deps/libnum_complex-05811086232e085e.rmeta --extern num_integer=/opt/rustwide/target/debug/deps/libnum_integer-8abcb3b80e9ca7fe.rmeta --extern num_rational=/opt/rustwide/target/debug/deps/libnum_rational-681c766c4634042d.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-cf62f81485b7eedf.rmeta --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-a22c9e237c9da55d.rmeta --extern-html-root-url 'fpa=https://docs.rs/fpa/0.1.0/' --extern-html-root-url 'ndarray=https://docs.rs/ndarray/0.15.6/' --extern-html-root-url 'num_complex=https://docs.rs/num-complex/0.4.5/' --extern-html-root-url 'num_integer=https://docs.rs/num-integer/0.1.46/' --extern-html-root-url 'num_rational=https://docs.rs/num-rational/0.4.1/' --extern-html-root-url 'num_traits=https://docs.rs/num-traits/0.2.18/' --extern-html-root-url 'typenum=https://docs.rs/typenum/1.17.0/' -Zunstable-options --cap-lints=warn --crate-version 0.2.4` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "912415e18ed20fdf2c3639871e66abd39e862eceb6865b2542ca4db4fd31ec11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "912415e18ed20fdf2c3639871e66abd39e862eceb6865b2542ca4db4fd31ec11", kill_on_drop: false }`
[INFO] [stdout] 912415e18ed20fdf2c3639871e66abd39e862eceb6865b2542ca4db4fd31ec11
