[INFO] fetching crate hlocl 0.1.0...
[INFO] documenting hlocl-0.1.0 against 1.69.0 for beta-1.70-rustdoc-1
[INFO] extracting crate hlocl 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate hlocl 0.1.0 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 hlocl 0.1.0
[INFO] finished tweaking crates.io crate hlocl 0.1.0
[INFO] tweaked toml for crates.io crate hlocl 0.1.0 written to /workspace/builds/worker-1-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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded elor v1.1.4
[INFO] [stderr]   Downloaded future-parking_lot v0.3.3
[INFO] [stderr]   Downloaded opencl-sys v0.2.4
[INFO] [stderr]   Downloaded error-stack v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 22a42fc08ca78222db3399961f722501f5d7f0d9a3bfda601ec16a53b08ccf11
[INFO] running `Command { std: "docker" "start" "-a" "22a42fc08ca78222db3399961f722501f5d7f0d9a3bfda601ec16a53b08ccf11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "22a42fc08ca78222db3399961f722501f5d7f0d9a3bfda601ec16a53b08ccf11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "22a42fc08ca78222db3399961f722501f5d7f0d9a3bfda601ec16a53b08ccf11", kill_on_drop: false }`
[INFO] [stdout] 22a42fc08ca78222db3399961f722501f5d7f0d9a3bfda601ec16a53b08ccf11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] df3a186100763dd841cc76c6dcdf18af3a875c6130cba2eccee94ad16f05af3d
[INFO] running `Command { std: "docker" "start" "-a" "df3a186100763dd841cc76c6dcdf18af3a875c6130cba2eccee94ad16f05af3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling opencl-sys v0.2.4
[INFO] [stderr]    Compiling pin-project-internal v1.0.12
[INFO] [stderr]     Checking pin-project v1.0.12
[INFO] [stderr]     Checking elor v1.1.4
[INFO] [stderr]  Documenting hlocl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel
[INFO] [stdout]  --> src/lib.rs:4:1
[INFO] [stdout]   |
[INFO] [stdout] 4 | #![feature(arc_unwrap_or_clone, vec_into_raw_parts, array_try_map, generic_const_exprs, ptr_metadata, core_c_str, alloc_c_string)]
[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 `hlocl`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustdoc --edition=2021 --crate-type lib --crate-name hlocl src/lib.rs -o /opt/rustwide/target/doc --cfg 'feature="def"' --cfg 'feature="default"' --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --document-private-items -C metadata=46336b3ffdd2dc09 -L dependency=/opt/rustwide/target/debug/deps --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-1a1c34f79f6e612c.rmeta --extern cfg_if=/opt/rustwide/target/debug/deps/libcfg_if-ccf07012d6cfa4eb.rmeta --extern elor=/opt/rustwide/target/debug/deps/libelor-3fdfe1a1b9251ddd.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-3906fe4936ddc04f.rmeta --extern once_cell=/opt/rustwide/target/debug/deps/libonce_cell-7f6943baeb2ea0e0.rmeta --extern opencl_sys=/opt/rustwide/target/debug/deps/libopencl_sys-6919bde5427e6afb.rmeta --extern parking_lot=/opt/rustwide/target/debug/deps/libparking_lot-f181b0019da5945c.rmeta --cap-lints=warn --crate-version 0.1.0` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "df3a186100763dd841cc76c6dcdf18af3a875c6130cba2eccee94ad16f05af3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df3a186100763dd841cc76c6dcdf18af3a875c6130cba2eccee94ad16f05af3d", kill_on_drop: false }`
[INFO] [stdout] df3a186100763dd841cc76c6dcdf18af3a875c6130cba2eccee94ad16f05af3d
