Aug 01 17:58:37.515 INFO checking CraZySacX/aoc against 1.27.2+tmplazy for lazy_static-1 Aug 01 17:58:37.515 INFO running: cargo +1.27.2 check --frozen --all --all-targets Aug 01 17:58:37.515 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets Aug 01 17:58:37.515 INFO running `"docker" "create" "-v" "/tmp/crater.4xLFQwsPjtXJ:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-1/1.27.2+tmplazy:/target:rw,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home:/cargo-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/rustup-home:/rustup-home:ro,Z" "-v" "/home/ec2-user/crater/./work/local/cargo-home/git:/cargo-home/git:rw,Z" "-e" "USER_ID=500" "-e" "CMD=cargo +1.27.2 check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "crater"` Aug 01 17:58:37.767 INFO blam! 9d15b5cd9b5d85d76c2111a125837818af5914d292eb54adcc7a9919da3bae0b Aug 01 17:58:37.769 INFO running `"docker" "start" "-a" "9d15b5cd9b5d85d76c2111a125837818af5914d292eb54adcc7a9919da3bae0b"` Aug 01 17:58:39.018 INFO kablam! Checking indexmap v0.4.1 Aug 01 17:58:39.020 INFO kablam! Checking bytecount v0.2.0 Aug 01 17:58:39.026 INFO kablam! Checking ndarray v0.10.14 Aug 01 17:58:42.584 INFO kablam! Checking pathfinding v0.6.11 Aug 01 17:58:59.571 INFO kablam! Checking aoc v0.1.0 (file:///source) Aug 01 17:59:00.937 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel Aug 01 17:59:00.937 INFO kablam! --> src/main.rs:11:1 Aug 01 17:59:00.937 INFO kablam! | Aug 01 17:59:00.937 INFO kablam! 11 | #![feature(iterator_step_by, slice_rotate, try_from)] Aug 01 17:59:00.937 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Aug 01 17:59:00.937 INFO kablam! Aug 01 17:59:00.965 INFO kablam! error: aborting due to previous error Aug 01 17:59:00.965 INFO kablam! Aug 01 17:59:00.966 INFO kablam! For more information about this error, try `rustc --explain E0554`. Aug 01 17:59:00.987 INFO kablam! error: Could not compile `aoc`. Aug 01 17:59:00.987 INFO kablam! warning: build failed, waiting for other jobs to finish... Aug 01 17:59:01.184 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel Aug 01 17:59:01.184 INFO kablam! --> src/main.rs:11:1 Aug 01 17:59:01.184 INFO kablam! | Aug 01 17:59:01.184 INFO kablam! 11 | #![feature(iterator_step_by, slice_rotate, try_from)] Aug 01 17:59:01.184 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ Aug 01 17:59:01.184 INFO kablam! Aug 01 17:59:01.214 INFO kablam! error: aborting due to previous error Aug 01 17:59:01.214 INFO kablam! Aug 01 17:59:01.214 INFO kablam! For more information about this error, try `rustc --explain E0554`. Aug 01 17:59:01.244 INFO kablam! error: Could not compile `aoc`. Aug 01 17:59:01.244 INFO kablam! Aug 01 17:59:01.244 INFO kablam! To learn more, run the command again with --verbose. Aug 01 17:59:01.246 INFO kablam! su: No module specific data is present Aug 01 17:59:01.782 INFO running `"docker" "rm" "-f" "9d15b5cd9b5d85d76c2111a125837818af5914d292eb54adcc7a9919da3bae0b"` Aug 01 17:59:01.937 INFO blam! 9d15b5cd9b5d85d76c2111a125837818af5914d292eb54adcc7a9919da3bae0b