Nov 28 23:00:13.215 INFO checking kg-io-0.1.0 against try#db42d4dad33013eba11ef37342ad9f614e5652b8 for pr-56074
Nov 28 23:00:13.217 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56074/worker-2/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56074/try#db42d4dad33013eba11ef37342ad9f614e5652b8:/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 +db42d4dad33013eba11ef37342ad9f614e5652b8-alt check --frozen --all --all-targets" "-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"`
Nov 28 23:00:13.578 INFO [stdout] 3e9e34bdaf15a4ba189ceff9ce2d9a2141d5f195b37773123661ec79c03b6bce
Nov 28 23:00:13.580 INFO running `"docker" "start" "-a" "3e9e34bdaf15a4ba189ceff9ce2d9a2141d5f195b37773123661ec79c03b6bce"`
Nov 28 23:00:14.872 INFO [stderr] usermod: no changes
Nov 28 23:00:15.040 INFO [stderr]    Compiling heapsize v0.4.2
Nov 28 23:00:15.040 INFO [stderr]    Compiling memchr v2.1.1
Nov 28 23:00:15.040 INFO [stderr]    Compiling syn v0.15.22
Nov 28 23:00:16.002 INFO [stderr]    Compiling kg-utils v0.2.3
Nov 28 23:00:16.689 INFO [stderr]    Compiling nom v4.1.1
Nov 28 23:00:17.204 INFO [stderr] error[E0658]: use of unstable library feature 'alloc_layout_extra' (see issue #55724)
Nov 28 23:00:17.204 INFO [stderr]    --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/kg-utils-0.2.3/src/collections/sparse_set.rs:231:11
Nov 28 23:00:17.204 INFO [stderr]     |
Nov 28 23:00:17.204 INFO [stderr] 231 |     match Layout::array::<T>(size) {
Nov 28 23:00:17.204 INFO [stderr]     |           ^^^^^^^^^^^^^^^^^^
Nov 28 23:00:17.204 INFO [stderr]     |
Nov 28 23:00:17.204 INFO [stderr]     = help: add #![feature(alloc_layout_extra)] to the crate attributes to enable
Nov 28 23:00:17.204 INFO [stderr] 
Nov 28 23:00:17.336 INFO [stderr] error: aborting due to previous error
Nov 28 23:00:17.336 INFO [stderr] 
Nov 28 23:00:17.337 INFO [stderr] For more information about this error, try `rustc --explain E0658`.
Nov 28 23:00:17.352 INFO [stderr] error: Could not compile `kg-utils`.
Nov 28 23:00:17.352 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Nov 28 23:00:39.831 INFO [stderr] error: build failed
Nov 28 23:00:39.833 INFO [stderr] su: No module specific data is present
Nov 28 23:00:40.700 INFO running `"docker" "inspect" "3e9e34bdaf15a4ba189ceff9ce2d9a2141d5f195b37773123661ec79c03b6bce"`
Nov 28 23:00:41.103 INFO running `"docker" "rm" "-f" "3e9e34bdaf15a4ba189ceff9ce2d9a2141d5f195b37773123661ec79c03b6bce"`
Nov 28 23:00:41.462 INFO [stdout] 3e9e34bdaf15a4ba189ceff9ce2d9a2141d5f195b37773123661ec79c03b6bce