[INFO] fetching crate dachshund 0.1.10...
[INFO] documenting dachshund-0.1.10 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate dachshund 0.1.10 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate dachshund 0.1.10 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 dachshund 0.1.10
[INFO] finished tweaking crates.io crate dachshund 0.1.10
[INFO] tweaked toml for crates.io crate dachshund 0.1.10 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate dachshund 0.1.10 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" "+1.76.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded retain_mut v0.1.7
[INFO] [stderr]   Downloaded roaring v0.10.2
[INFO] [stderr]   Downloaded crossbeam v0.8.2
[INFO] [stderr]   Downloaded num-complex v0.4.4
[INFO] [stderr]   Downloaded simba v0.7.3
[INFO] [stderr]   Downloaded wide v0.7.13
[INFO] [stderr]   Downloaded nalgebra v0.31.4
[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] 21b891607509a792f6adb3b9fb0c0da2b928cb99caa67299dc8179bdc35312a9
[INFO] running `Command { std: "docker" "start" "-a" "21b891607509a792f6adb3b9fb0c0da2b928cb99caa67299dc8179bdc35312a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "21b891607509a792f6adb3b9fb0c0da2b928cb99caa67299dc8179bdc35312a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21b891607509a792f6adb3b9fb0c0da2b928cb99caa67299dc8179bdc35312a9", kill_on_drop: false }`
[INFO] [stdout] 21b891607509a792f6adb3b9fb0c0da2b928cb99caa67299dc8179bdc35312a9
[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] 1840ec5c494708f3c85b641f2847dd4dbe2650d1f429f4e95cdc0dd74abf8db8
[INFO] running `Command { std: "docker" "start" "-a" "1840ec5c494708f3c85b641f2847dd4dbe2650d1f429f4e95cdc0dd74abf8db8", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking bytemuck v1.14.0
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]    Compiling crossbeam-queue v0.3.8
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling serde v1.0.192
[INFO] [stderr]    Compiling priority-queue v1.3.2
[INFO] [stderr]    Compiling thiserror v1.0.50
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking safe_arch v0.7.1
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking retain_mut v0.1.7
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking roaring v0.10.2
[INFO] [stderr]     Checking wide v0.7.13
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking crossbeam v0.8.2
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking ordered-float v3.9.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking num-rational v0.4.1
[INFO] [stderr]     Checking simba v0.7.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.50
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]     Checking nalgebra v0.31.4
[INFO] [stderr]     Checking dachshund v0.1.10 (/opt/rustwide/workdir)
[INFO] [stderr]  Documenting dachshund v0.1.10 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(binary_heap_into_iter_sorted)]
[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:7:12
[INFO] [stdout]   |
[INFO] [stdout] 7 | #![feature(binary_heap_into_iter_sorted)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unclosed HTML tag `Self`
[INFO] [stdout]    --> src/dachshund/typed_graph_builder.rs:206:28
[INFO] [stdout]     |
[INFO] [stdout] 206 |     /// The provision of a <Self as GraphBuilderBase>::GraphType is necessary, since the notion of "degree" does
[INFO] [stdout]     |                            ^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(rustdoc::invalid_html_tags)]` on by default
[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 E0554`.
[INFO] [stdout] 
[INFO] [stderr] error: could not document `dachshund`
[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 --edition=2021 --crate-type lib --crate-name lib_dachshund src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=4c2e6045d39d7f31 -L dependency=/opt/rustwide/target/debug/deps --extern clap=/opt/rustwide/target/debug/deps/libclap-04621cc61c47a122.rmeta --extern crossbeam=/opt/rustwide/target/debug/deps/libcrossbeam-1f7eeab5e3c1d2b4.rmeta --extern fxhash=/opt/rustwide/target/debug/deps/libfxhash-dbe595db59bc79e1.rmeta --extern itertools=/opt/rustwide/target/debug/deps/libitertools-4c213b47dd63c00d.rmeta --extern nalgebra=/opt/rustwide/target/debug/deps/libnalgebra-36f92af8c742137f.rmeta --extern ordered_float=/opt/rustwide/target/debug/deps/libordered_float-d5a2b46ac6405c78.rmeta --extern priority_queue=/opt/rustwide/target/debug/deps/libpriority_queue-ea27dbf5b99b1748.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-a27b302fc1e5fa9e.rmeta --extern rayon=/opt/rustwide/target/debug/deps/librayon-8f4272a16907a861.rmeta --extern roaring=/opt/rustwide/target/debug/deps/libroaring-9d9ca8519059187a.rmeta --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-78a6fc69b2932a88.rmeta --extern thiserror=/opt/rustwide/target/debug/deps/libthiserror-b8c4f75e1add8509.rmeta --cap-lints=warn --crate-version 0.1.10` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 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 compile `dachshund` (lib) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "1840ec5c494708f3c85b641f2847dd4dbe2650d1f429f4e95cdc0dd74abf8db8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1840ec5c494708f3c85b641f2847dd4dbe2650d1f429f4e95cdc0dd74abf8db8", kill_on_drop: false }`
[INFO] [stdout] 1840ec5c494708f3c85b641f2847dd4dbe2650d1f429f4e95cdc0dd74abf8db8
