Aug 01 22:48:52.213 INFO checking seax_scheme-0.3.0 against 1.27.2+tmplazy for lazy_static-1 Aug 01 22:48:52.213 INFO running: cargo +1.27.2 check --frozen --all --all-targets Aug 01 22:48:52.213 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets Aug 01 22:48:52.213 INFO running `"docker" "create" "-v" "/tmp/crater.wtr2GV9vtnne:/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 22:48:52.487 INFO blam! a498212e9e07f2a78c5ba5d4690bd72b93fb58bbb33c98d4416ad5d04c6b5b8b Aug 01 22:48:52.489 INFO running `"docker" "start" "-a" "a498212e9e07f2a78c5ba5d4690bd72b93fb58bbb33c98d4416ad5d04c6b5b8b"` Aug 01 22:48:54.035 INFO kablam! Checking parser-combinators v0.2.6 Aug 01 22:48:54.035 INFO kablam! Checking seax_svm v0.2.8 Aug 01 22:48:54.903 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel Aug 01 22:48:54.903 INFO kablam! --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/seax_svm-0.2.8/src/lib.rs:8:1 Aug 01 22:48:54.903 INFO kablam! | Aug 01 22:48:54.903 INFO kablam! 8 | #![feature(box_patterns)] Aug 01 22:48:54.903 INFO kablam! | ^^^^^^^^^^^^^^^^^^^^^^^^^ Aug 01 22:48:54.904 INFO kablam! Aug 01 22:48:54.912 INFO kablam! error: aborting due to previous error Aug 01 22:48:54.912 INFO kablam! Aug 01 22:48:54.913 INFO kablam! For more information about this error, try `rustc --explain E0554`. Aug 01 22:48:54.927 INFO kablam! error: Could not compile `seax_svm`. Aug 01 22:48:54.927 INFO kablam! warning: build failed, waiting for other jobs to finish... Aug 01 22:48:56.114 INFO kablam! error: build failed Aug 01 22:48:56.115 INFO kablam! su: No module specific data is present Aug 01 22:48:57.167 INFO running `"docker" "rm" "-f" "a498212e9e07f2a78c5ba5d4690bd72b93fb58bbb33c98d4416ad5d04c6b5b8b"` Aug 01 22:48:57.332 INFO blam! a498212e9e07f2a78c5ba5d4690bd72b93fb58bbb33c98d4416ad5d04c6b5b8b