[INFO] crate kg-utils 0.2.3 is already in cache [INFO] extracting crate kg-utils 0.2.3 into work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/reg/kg-utils/0.2.3 [INFO] extracting crate kg-utils 0.2.3 into work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/reg/kg-utils/0.2.3 [INFO] validating manifest of kg-utils-0.2.3 on toolchain master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of kg-utils-0.2.3 on toolchain try#29640c57b5f92febba0e40c50cb863c9a7ede51d [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing kg-utils-0.2.3 [INFO] finished frobbing kg-utils-0.2.3 [INFO] frobbed toml for kg-utils-0.2.3 written to work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/reg/kg-utils/0.2.3/Cargo.toml [INFO] started frobbing kg-utils-0.2.3 [INFO] finished frobbing kg-utils-0.2.3 [INFO] frobbed toml for kg-utils-0.2.3 written to work/ex/pr-57745/sources/try#29640c57b5f92febba0e40c50cb863c9a7ede51d/reg/kg-utils/0.2.3/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+29640c57b5f92febba0e40c50cb863c9a7ede51d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking kg-utils-0.2.3 against master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039 for pr-57745 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-57745/worker-0/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-57745/sources/master#f613dc138b4012cf3d2eb40718fbcc7cf0a34039/reg/kg-utils/0.2.3:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/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" "+f613dc138b4012cf3d2eb40718fbcc7cf0a34039-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 8a32c032c172120fbaa26e2f7b79574e4419834f7fc9644a1a2102a62d0c375a [INFO] running `"docker" "start" "-a" "8a32c032c172120fbaa26e2f7b79574e4419834f7fc9644a1a2102a62d0c375a"` [INFO] [stderr] Checking kg-utils v0.2.3 (/opt/crater/workdir) [INFO] [stderr] error[E0658]: use of unstable library feature 'alloc_layout_extra' (see issue #55724) [INFO] [stderr] --> src/collections/sparse_set.rs:231:11 [INFO] [stderr] | [INFO] [stderr] 231 | match Layout::array::(size) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: add #![feature(alloc_layout_extra)] to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'alloc_layout_extra' (see issue #55724) [INFO] [stderr] --> src/collections/sparse_set.rs:231:11 [INFO] [stderr] | [INFO] [stderr] 231 | match Layout::array::(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: 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] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "8a32c032c172120fbaa26e2f7b79574e4419834f7fc9644a1a2102a62d0c375a"` [INFO] running `"docker" "rm" "-f" "8a32c032c172120fbaa26e2f7b79574e4419834f7fc9644a1a2102a62d0c375a"` [INFO] [stdout] 8a32c032c172120fbaa26e2f7b79574e4419834f7fc9644a1a2102a62d0c375a