Dec 18 13:57:32.329 INFO checking mma7660fc-0.1.2 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 13:57:32.329 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-3/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/mma7660fc/0.1.2:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 13:57:32.830 INFO [stdout] b0ac24a13510913ba0cca11898549bd222a361b5cf75f1727c9b9d5aea7a97cf
Dec 18 13:57:32.834 INFO running `"docker" "start" "-a" "b0ac24a13510913ba0cca11898549bd222a361b5cf75f1727c9b9d5aea7a97cf"`
Dec 18 13:57:34.404 INFO [stderr]     Checking embedded-hal v0.2.2
Dec 18 13:57:34.797 INFO [stderr]     Checking embedded-hal v0.1.3
Dec 18 13:57:35.072 INFO [stderr]     Checking linux-embedded-hal v0.1.1
Dec 18 13:57:35.072 INFO [stderr]     Checking mma7660fc v0.1.2 (/opt/crater/workdir)
Dec 18 13:57:35.668 INFO [stderr] error: the feature `pattern_parentheses` has been stable since 1.31.0 and no longer requires an attribute to enable
Dec 18 13:57:35.668 INFO [stderr]   --> src/lib.rs:61:12
Dec 18 13:57:35.668 INFO [stderr]    |
Dec 18 13:57:35.668 INFO [stderr] 61 | #![feature(pattern_parentheses)]
Dec 18 13:57:35.668 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^
Dec 18 13:57:35.668 INFO [stderr]    |
Dec 18 13:57:35.668 INFO [stderr] note: lint level defined here
Dec 18 13:57:35.668 INFO [stderr]   --> src/lib.rs:60:9
Dec 18 13:57:35.668 INFO [stderr]    |
Dec 18 13:57:35.668 INFO [stderr] 60 | #![deny(warnings)]
Dec 18 13:57:35.668 INFO [stderr]    |         ^^^^^^^^
Dec 18 13:57:35.668 INFO [stderr]    = note: #[deny(stable_features)] implied by #[deny(warnings)]
Dec 18 13:57:35.668 INFO [stderr] 
Dec 18 13:57:35.668 INFO [stderr] error: aborting due to previous error
Dec 18 13:57:35.668 INFO [stderr] 
Dec 18 13:57:35.668 INFO [stderr] error: Could not compile `mma7660fc`.
Dec 18 13:57:35.668 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 18 13:57:35.892 INFO [stderr] error: build failed
Dec 18 13:57:36.498 INFO running `"docker" "inspect" "b0ac24a13510913ba0cca11898549bd222a361b5cf75f1727c9b9d5aea7a97cf"`
Dec 18 13:57:36.852 INFO running `"docker" "rm" "-f" "b0ac24a13510913ba0cca11898549bd222a361b5cf75f1727c9b9d5aea7a97cf"`
Dec 18 13:57:37.100 INFO [stdout] b0ac24a13510913ba0cca11898549bd222a361b5cf75f1727c9b9d5aea7a97cf