Dec 07 09:14:51.461 INFO testing kg-utils-0.2.3 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 07 09:14:51.461 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-0/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-0/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 07 09:14:51.850 INFO [stdout] e7c052bb4b7ad4c92c7f5da8d1a6ca37fe6f8b32aa95a8a1fa18d84677943c34
Dec 07 09:14:51.856 INFO running `"docker" "start" "-a" "e7c052bb4b7ad4c92c7f5da8d1a6ca37fe6f8b32aa95a8a1fa18d84677943c34"`
Dec 07 09:14:53.169 INFO [stderr] usermod: no changes
Dec 07 09:14:53.260 INFO [stderr]    Compiling kg-utils v0.2.3 (/source)
Dec 07 09:14:53.904 INFO [stderr] error[E0658]: use of unstable library feature 'alloc_layout_extra' (see issue #55724)
Dec 07 09:14:53.904 INFO [stderr]    --> src/collections/sparse_set.rs:231:11
Dec 07 09:14:53.904 INFO [stderr]     |
Dec 07 09:14:53.904 INFO [stderr] 231 |     match Layout::array::<T>(size) {
Dec 07 09:14:53.904 INFO [stderr]     |           ^^^^^^^^^^^^^^^^^^
Dec 07 09:14:53.904 INFO [stderr]     |
Dec 07 09:14:53.904 INFO [stderr]     = help: add #![feature(alloc_layout_extra)] to the crate attributes to enable
Dec 07 09:14:53.904 INFO [stderr] 
Dec 07 09:14:54.016 INFO [stderr] error: aborting due to previous error
Dec 07 09:14:54.016 INFO [stderr] 
Dec 07 09:14:54.016 INFO [stderr] For more information about this error, try `rustc --explain E0658`.
Dec 07 09:14:54.020 INFO [stderr] error: Could not compile `kg-utils`.
Dec 07 09:14:54.020 INFO [stderr] 
Dec 07 09:14:54.020 INFO [stderr] To learn more, run the command again with --verbose.
Dec 07 09:14:54.022 INFO [stderr] su: No module specific data is present
Dec 07 09:14:54.616 INFO running `"docker" "inspect" "e7c052bb4b7ad4c92c7f5da8d1a6ca37fe6f8b32aa95a8a1fa18d84677943c34"`
Dec 07 09:14:55.026 INFO running `"docker" "rm" "-f" "e7c052bb4b7ad4c92c7f5da8d1a6ca37fe6f8b32aa95a8a1fa18d84677943c34"`
Dec 07 09:14:55.321 INFO [stdout] e7c052bb4b7ad4c92c7f5da8d1a6ca37fe6f8b32aa95a8a1fa18d84677943c34