Nov 28 12:44:08.200 INFO documenting kg-display-derive-0.1.0 against master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb for pr-55318
Nov 28 12:44:08.200 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318/worker-7/master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-7/pr-55318/master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb-alt doc --frozen --no-deps --document-private-items" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Nov 28 12:44:08.507 INFO [stdout] c0d82a6bb43da50481c6e4346e35c14d828a947f8fae0ab01046dcbe4d385fdc
Nov 28 12:44:08.511 INFO running `"docker" "start" "-a" "c0d82a6bb43da50481c6e4346e35c14d828a947f8fae0ab01046dcbe4d385fdc"`
Nov 28 12:44:09.930 INFO [stderr] usermod: no changes
Nov 28 12:44:10.099 INFO [stderr]     Checking kg-utils v0.2.3
Nov 28 12:44:10.100 INFO [stderr]     Checking syn v0.15.22
Nov 28 12:44:10.100 INFO [stderr]     Checking kg-display v0.1.1
Nov 28 12:44:11.971 INFO [stderr] error[E0658]: use of unstable library feature 'alloc_layout_extra' (see issue #55724)
Nov 28 12:44:11.972 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/kg-utils-0.2.3/src/collections/sparse_set.rs:231:11
Nov 28 12:44:11.973 INFO [stderr]     |
Nov 28 12:44:11.974 INFO [stderr] 231 |     match Layout::array::<T>(size) {
Nov 28 12:44:11.974 INFO [stderr]     |           ^^^^^^^^^^^^^^^^^^
Nov 28 12:44:11.975 INFO [stderr]     |
Nov 28 12:44:11.976 INFO [stderr]     = help: add #![feature(alloc_layout_extra)] to the crate attributes to enable
Nov 28 12:44:11.976 INFO [stderr] 
Nov 28 12:44:12.431 INFO [stderr] error: aborting due to previous error
Nov 28 12:44:12.432 INFO [stderr] 
Nov 28 12:44:12.433 INFO [stderr] For more information about this error, try `rustc --explain E0658`.
Nov 28 12:44:12.461 INFO [stderr] error: Could not compile `kg-utils`.
Nov 28 12:44:12.462 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Nov 28 12:44:22.478 INFO [stderr] error: build failed
Nov 28 12:44:22.479 INFO [stderr] su: No module specific data is present
Nov 28 12:44:23.440 INFO running `"docker" "inspect" "c0d82a6bb43da50481c6e4346e35c14d828a947f8fae0ab01046dcbe4d385fdc"`
Nov 28 12:44:23.829 INFO running `"docker" "rm" "-f" "c0d82a6bb43da50481c6e4346e35c14d828a947f8fae0ab01046dcbe4d385fdc"`
Nov 28 12:44:24.140 INFO [stdout] c0d82a6bb43da50481c6e4346e35c14d828a947f8fae0ab01046dcbe4d385fdc