Dec 18 18:03:27.870 INFO checking brainfuck-0.2.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 18:03:27.870 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-1/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/brainfuck/0.2.0:/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 18:03:28.252 INFO [stdout] 3a2c6e5fa9e8938602200938a85cf51cb98a2dc61012b75d369fc9d7e43f44f0
Dec 18 18:03:28.260 INFO running `"docker" "start" "-a" "3a2c6e5fa9e8938602200938a85cf51cb98a2dc61012b75d369fc9d7e43f44f0"`
Dec 18 18:03:28.877 INFO [stderr]     Checking brainfuck v0.2.0 (/opt/crater/workdir)
Dec 18 18:03:29.293 INFO [stderr] error: the feature `augmented_assignments` has been stable since 1.8.0 and no longer requires an attribute to enable
Dec 18 18:03:29.293 INFO [stderr]   --> src/lib.rs:54:12
Dec 18 18:03:29.293 INFO [stderr]    |
Dec 18 18:03:29.293 INFO [stderr] 54 | #![feature(augmented_assignments)]
Dec 18 18:03:29.293 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^
Dec 18 18:03:29.293 INFO [stderr]    |
Dec 18 18:03:29.293 INFO [stderr] note: lint level defined here
Dec 18 18:03:29.293 INFO [stderr]   --> src/lib.rs:55:9
Dec 18 18:03:29.293 INFO [stderr]    |
Dec 18 18:03:29.293 INFO [stderr] 55 | #![deny(warnings)]
Dec 18 18:03:29.293 INFO [stderr]    |         ^^^^^^^^
Dec 18 18:03:29.293 INFO [stderr]    = note: #[deny(stable_features)] implied by #[deny(warnings)]
Dec 18 18:03:29.293 INFO [stderr] 
Dec 18 18:03:29.293 INFO [stderr] error: aborting due to previous error
Dec 18 18:03:29.293 INFO [stderr] 
Dec 18 18:03:29.298 INFO [stderr] error: Could not compile `brainfuck`.
Dec 18 18:03:29.298 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 18 18:03:29.448 INFO [stderr] error: the feature `augmented_assignments` has been stable since 1.8.0 and no longer requires an attribute to enable
Dec 18 18:03:29.448 INFO [stderr]   --> src/lib.rs:54:12
Dec 18 18:03:29.448 INFO [stderr]    |
Dec 18 18:03:29.448 INFO [stderr] 54 | #![feature(augmented_assignments)]
Dec 18 18:03:29.448 INFO [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^
Dec 18 18:03:29.448 INFO [stderr]    |
Dec 18 18:03:29.448 INFO [stderr] note: lint level defined here
Dec 18 18:03:29.448 INFO [stderr]   --> src/lib.rs:55:9
Dec 18 18:03:29.448 INFO [stderr]    |
Dec 18 18:03:29.448 INFO [stderr] 55 | #![deny(warnings)]
Dec 18 18:03:29.448 INFO [stderr]    |         ^^^^^^^^
Dec 18 18:03:29.448 INFO [stderr]    = note: #[deny(stable_features)] implied by #[deny(warnings)]
Dec 18 18:03:29.448 INFO [stderr] 
Dec 18 18:03:29.465 INFO [stderr] error: aborting due to previous error
Dec 18 18:03:29.465 INFO [stderr] 
Dec 18 18:03:29.478 INFO [stderr] error: Could not compile `brainfuck`.
Dec 18 18:03:29.478 INFO [stderr] 
Dec 18 18:03:29.478 INFO [stderr] To learn more, run the command again with --verbose.
Dec 18 18:03:29.956 INFO running `"docker" "inspect" "3a2c6e5fa9e8938602200938a85cf51cb98a2dc61012b75d369fc9d7e43f44f0"`
Dec 18 18:03:30.238 INFO running `"docker" "rm" "-f" "3a2c6e5fa9e8938602200938a85cf51cb98a2dc61012b75d369fc9d7e43f44f0"`
Dec 18 18:03:30.492 INFO [stdout] 3a2c6e5fa9e8938602200938a85cf51cb98a2dc61012b75d369fc9d7e43f44f0