Nov 28 12:43:55.539 INFO documenting kg-template-0.1.0 against master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb for pr-55318
Nov 28 12:43:55.539 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55318/worker-5/master#6bfb46e4ac9a2704f06de1a2ff7a4612cd70c8cb:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-5/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 12:43:55.989 INFO [stdout] e9d89113490718cefa2871b89b02d37feb0d7b3cc9ead899eac40bb6e7b0a6c3
Nov 28 12:43:55.991 INFO running `"docker" "start" "-a" "e9d89113490718cefa2871b89b02d37feb0d7b3cc9ead899eac40bb6e7b0a6c3"`
Nov 28 12:43:57.491 INFO [stderr] usermod: no changes
Nov 28 12:43:57.811 INFO [stderr]    Compiling heapsize v0.4.2
Nov 28 12:43:57.819 INFO [stderr]    Compiling memchr v2.1.1
Nov 28 12:43:57.835 INFO [stderr]     Checking kg-utils v0.2.3
Nov 28 12:43:57.835 INFO [stderr]    Compiling synstructure v0.5.2
Nov 28 12:43:57.835 INFO [stderr]    Compiling syn v0.15.22
Nov 28 12:43:57.839 INFO [stderr]     Checking kg-display v0.1.1
Nov 28 12:43:57.840 INFO [stderr]     Checking parking_lot_core v0.3.1
Nov 28 12:44:01.275 INFO [stderr] error[E0658]: use of unstable library feature 'alloc_layout_extra' (see issue #55724)
Nov 28 12:44:01.275 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/kg-utils-0.2.3/src/collections/sparse_set.rs:231:11
Nov 28 12:44:01.275 INFO [stderr]     |
Nov 28 12:44:01.275 INFO [stderr] 231 |     match Layout::array::<T>(size) {
Nov 28 12:44:01.275 INFO [stderr]     |           ^^^^^^^^^^^^^^^^^^
Nov 28 12:44:01.275 INFO [stderr]     |
Nov 28 12:44:01.275 INFO [stderr]     = help: add #![feature(alloc_layout_extra)] to the crate attributes to enable
Nov 28 12:44:01.275 INFO [stderr] 
Nov 28 12:44:01.624 INFO [stderr]    Compiling heapsize_derive v0.1.4
Nov 28 12:44:02.059 INFO [stderr] error: aborting due to previous error
Nov 28 12:44:02.059 INFO [stderr] 
Nov 28 12:44:02.059 INFO [stderr] For more information about this error, try `rustc --explain E0658`.
Nov 28 12:44:02.116 INFO [stderr] error: Could not compile `kg-utils`.
Nov 28 12:44:02.116 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Nov 28 12:44:03.222 INFO [stderr] error[E0658]: use of unstable library feature 'alloc_layout_extra' (see issue #55724)
Nov 28 12:44:03.223 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/kg-utils-0.2.3/src/collections/sparse_set.rs:231:11
Nov 28 12:44:03.223 INFO [stderr]     |
Nov 28 12:44:03.224 INFO [stderr] 231 |     match Layout::array::<T>(size) {
Nov 28 12:44:03.225 INFO [stderr]     |           ^^^^^^^^^^^^^^^^^^
Nov 28 12:44:03.225 INFO [stderr]     |
Nov 28 12:44:03.226 INFO [stderr]     = help: add #![feature(alloc_layout_extra)] to the crate attributes to enable
Nov 28 12:44:03.226 INFO [stderr] 
Nov 28 12:44:03.539 INFO [stderr] error: aborting due to previous error
Nov 28 12:44:03.551 INFO [stderr] 
Nov 28 12:44:03.551 INFO [stderr] For more information about this error, try `rustc --explain E0658`.
Nov 28 12:44:03.579 INFO [stderr] error: Could not compile `kg-utils`.
Nov 28 12:44:03.579 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Nov 28 12:44:24.398 INFO [stderr] error: build failed
Nov 28 12:44:24.400 INFO [stderr] su: No module specific data is present
Nov 28 12:44:24.833 INFO running `"docker" "inspect" "e9d89113490718cefa2871b89b02d37feb0d7b3cc9ead899eac40bb6e7b0a6c3"`
Nov 28 12:44:25.286 INFO running `"docker" "rm" "-f" "e9d89113490718cefa2871b89b02d37feb0d7b3cc9ead899eac40bb6e7b0a6c3"`
Nov 28 12:44:25.671 INFO [stdout] e9d89113490718cefa2871b89b02d37feb0d7b3cc9ead899eac40bb6e7b0a6c3