[INFO] crate kg-symbol 0.1.8 is already in cache [INFO] extracting crate kg-symbol 0.1.8 into work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/reg/kg-symbol/0.1.8 [INFO] extracting crate kg-symbol 0.1.8 into work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/reg/kg-symbol/0.1.8 [INFO] validating manifest of kg-symbol-0.1.8 on toolchain master#f66e4697ae286985ddefc53c3a047614568458bb [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of kg-symbol-0.1.8 on toolchain try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing kg-symbol-0.1.8 [INFO] finished frobbing kg-symbol-0.1.8 [INFO] frobbed toml for kg-symbol-0.1.8 written to work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/reg/kg-symbol/0.1.8/Cargo.toml [INFO] started frobbing kg-symbol-0.1.8 [INFO] finished frobbing kg-symbol-0.1.8 [INFO] frobbed toml for kg-symbol-0.1.8 written to work/ex/pr-58592/sources/try#c3b22200e6f5b70eb1f99ae6944d989ae17a458a/reg/kg-symbol/0.1.8/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c3b22200e6f5b70eb1f99ae6944d989ae17a458a-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking kg-symbol-0.1.8 against master#f66e4697ae286985ddefc53c3a047614568458bb for pr-58592 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-58592/worker-1/master#f66e4697ae286985ddefc53c3a047614568458bb:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-58592/sources/master#f66e4697ae286985ddefc53c3a047614568458bb/reg/kg-symbol/0.1.8:/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" "+f66e4697ae286985ddefc53c3a047614568458bb-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 4b9c168c046d09fc6b928d382fc43541218efb2a75de8f72c7071576fdd04f88 [INFO] running `"docker" "start" "-a" "4b9c168c046d09fc6b928d382fc43541218efb2a75de8f72c7071576fdd04f88"` [INFO] [stderr] Checking kg-symbol v0.1.8 (/opt/crater/workdir) [INFO] [stderr] error[E0658]: use of unstable library feature 'alloc_layout_extra' (see issue #55724) [INFO] [stderr] --> src/lib.rs:50:33 [INFO] [stderr] | [INFO] [stderr] 50 | Layout::new::
().extend(Layout::from_size_align_unchecked(len, 1)).unwrap() [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[E0658]: use of unstable library feature 'alloc_layout_extra' (see issue #55724) [INFO] [stderr] --> src/lib.rs:50:33 [INFO] [stderr] | [INFO] [stderr] 50 | Layout::new::
().extend(Layout::from_size_align_unchecked(len, 1)).unwrap() [INFO] [stderr] | ^^^^^^ [INFO] [stderr] | [INFO] [stderr] = help: add #![feature(alloc_layout_extra)] to the crate attributes to enable [INFO] [stderr] [INFO] [stderr] error: Could not compile `kg-symbol`. [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-symbol`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "4b9c168c046d09fc6b928d382fc43541218efb2a75de8f72c7071576fdd04f88"` [INFO] running `"docker" "rm" "-f" "4b9c168c046d09fc6b928d382fc43541218efb2a75de8f72c7071576fdd04f88"` [INFO] [stdout] 4b9c168c046d09fc6b928d382fc43541218efb2a75de8f72c7071576fdd04f88