[INFO] fetching crate pure_pursuit 0.1.4...
[INFO] documenting pure_pursuit-0.1.4 against 1.76.0 for beta-1.77-rustdoc-1
[INFO] extracting crate pure_pursuit 0.1.4 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate pure_pursuit 0.1.4 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 pure_pursuit 0.1.4
[INFO] finished tweaking crates.io crate pure_pursuit 0.1.4
[INFO] tweaked toml for crates.io crate pure_pursuit 0.1.4 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate pure_pursuit 0.1.4 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]  Downloading crates ...
[INFO] [stderr]   Downloaded num-rational v0.4.0
[INFO] [stderr]   Downloaded libc-print v0.1.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 9fbf565ea9f16c4d433b43d667f3e81bfe0106700efedcc745bd3f60145a8d29
[INFO] running `Command { std: "docker" "start" "-a" "9fbf565ea9f16c4d433b43d667f3e81bfe0106700efedcc745bd3f60145a8d29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9fbf565ea9f16c4d433b43d667f3e81bfe0106700efedcc745bd3f60145a8d29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fbf565ea9f16c4d433b43d667f3e81bfe0106700efedcc745bd3f60145a8d29", kill_on_drop: false }`
[INFO] [stdout] 9fbf565ea9f16c4d433b43d667f3e81bfe0106700efedcc745bd3f60145a8d29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 1fe7ddc245acc14f28bb0fba2bda9a8d13dc68523b0a83f766c3a5fcea717abf
[INFO] running `Command { std: "docker" "start" "-a" "1fe7ddc245acc14f28bb0fba2bda9a8d13dc68523b0a83f766c3a5fcea717abf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]     Checking num-complex v0.4.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]  Documenting pure_pursuit v0.1.4 (/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(array_zip)]
[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:2:1
[INFO] [stdout]   |
[INFO] [stdout] 2 | #![feature(generic_const_exprs)]
[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 `pure_pursuit`
[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 pure_pursuit src/lib.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=7cccf85eea67112c -L dependency=/opt/rustwide/target/debug/deps --extern libm=/opt/rustwide/target/debug/deps/liblibm-79d4c22903e380d5.rmeta --extern num=/opt/rustwide/target/debug/deps/libnum-744d8b0286775271.rmeta --cap-lints=warn --crate-version 0.1.4` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "1fe7ddc245acc14f28bb0fba2bda9a8d13dc68523b0a83f766c3a5fcea717abf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1fe7ddc245acc14f28bb0fba2bda9a8d13dc68523b0a83f766c3a5fcea717abf", kill_on_drop: false }`
[INFO] [stdout] 1fe7ddc245acc14f28bb0fba2bda9a8d13dc68523b0a83f766c3a5fcea717abf
