[INFO] crate kg-template 0.1.0 is already in cache
[INFO] extracting crate kg-template 0.1.0 into work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/reg/kg-template/0.1.0
[INFO] extracting crate kg-template 0.1.0 into work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/reg/kg-template/0.1.0
[INFO] validating manifest of kg-template-0.1.0 on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of kg-template-0.1.0 on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing kg-template-0.1.0
[INFO] finished frobbing kg-template-0.1.0
[INFO] frobbed toml for kg-template-0.1.0 written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/reg/kg-template/0.1.0/Cargo.toml
[INFO] started frobbing kg-template-0.1.0
[INFO] finished frobbing kg-template-0.1.0
[INFO] frobbed toml for kg-template-0.1.0 written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/reg/kg-template/0.1.0/Cargo.toml
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking kg-template-0.1.0 against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199
[INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-1/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/reg/kg-template/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 5f168eafd37421ebd851e6609fb302c8bc6b5cde9322c21a2bda04719525d800
[INFO] running `"docker" "start" "-a" "5f168eafd37421ebd851e6609fb302c8bc6b5cde9322c21a2bda04719525d800"`
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling heapsize v0.4.2
[INFO] [stderr]    Compiling synstructure v0.5.2
[INFO] [stderr]     Checking kg-display v0.1.1
[INFO] [stderr]     Checking kg-utils v0.2.3
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr] error[E0658]: use of unstable library feature 'alloc_layout_extra' (see issue #55724)
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/kg-utils-0.2.3/src/collections/sparse_set.rs:231:11
[INFO] [stderr]     |
[INFO] [stderr] 231 |     match Layout::array::<T>(size) {
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add #![feature(alloc_layout_extra)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr]    Compiling heapsize_derive v0.1.4
[INFO] [stderr]     Checking parking_lot v0.6.4
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] error: Could not compile `kg-utils`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error[E0658]: use of unstable library feature 'alloc_layout_extra' (see issue #55724)
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/kg-utils-0.2.3/src/collections/sparse_set.rs:231:11
[INFO] [stderr]     |
[INFO] [stderr] 231 |     match Layout::array::<T>(size) {
[INFO] [stderr]     |           ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: add #![feature(alloc_layout_extra)] to the crate attributes to enable
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0658`.
[INFO] [stderr] error: Could not compile `kg-utils`.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `"docker" "inspect" "5f168eafd37421ebd851e6609fb302c8bc6b5cde9322c21a2bda04719525d800"`
[INFO] running `"docker" "rm" "-f" "5f168eafd37421ebd851e6609fb302c8bc6b5cde9322c21a2bda04719525d800"`
[INFO] [stdout] 5f168eafd37421ebd851e6609fb302c8bc6b5cde9322c21a2bda04719525d800