Aug 01 18:18:42.666 INFO checking yenc-0.0.4 against 1.27.2+tmplazy for lazy_static-1
Aug 01 18:18:42.666 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 18:18:42.666 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 18:18:42.666 INFO running `"docker" "create" "-v" "/tmp/crater.DFrbgbsX1W96:/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 18:18:42.927 INFO blam! 2833df974572eeb5f0131540a610153b1d4fb874b878f3986b1f763b53c2cd9b
Aug 01 18:18:42.929 INFO running `"docker" "start" "-a" "2833df974572eeb5f0131540a610153b1d4fb874b878f3986b1f763b53c2cd9b"`
Aug 01 18:18:43.925 INFO kablam!     Checking yenc v0.0.4 (file:///source)
Aug 01 18:18:44.463 INFO kablam! warning: unused import: `yencode_buffer`
Aug 01 18:18:44.463 INFO kablam!    --> src/encode.rs:210:31
Aug 01 18:18:44.463 INFO kablam!     |
Aug 01 18:18:44.463 INFO kablam! 210 |     use super::{yencode_byte, yencode_buffer};
Aug 01 18:18:44.463 INFO kablam!     |                               ^^^^^^^^^^^^^^
Aug 01 18:18:44.463 INFO kablam!     |
Aug 01 18:18:44.464 INFO kablam!     = note: #[warn(unused_imports)] on by default
Aug 01 18:18:44.464 INFO kablam! 
Aug 01 18:18:46.653 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 18:18:46.653 INFO kablam!  --> benches/encode.rs:1:1
Aug 01 18:18:46.653 INFO kablam!   |
Aug 01 18:18:46.653 INFO kablam! 1 | #![feature(test)]
Aug 01 18:18:46.653 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 01 18:18:46.664 INFO kablam! 
Aug 01 18:18:46.665 INFO kablam! error: aborting due to previous error
Aug 01 18:18:46.665 INFO kablam! 
Aug 01 18:18:46.665 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 18:18:46.698 INFO kablam! error: Could not compile `yenc`.
Aug 01 18:18:46.698 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 18:18:46.907 INFO kablam! error: build failed
Aug 01 18:18:46.917 INFO kablam! su: No module specific data is present
Aug 01 18:18:47.432 INFO running `"docker" "rm" "-f" "2833df974572eeb5f0131540a610153b1d4fb874b878f3986b1f763b53c2cd9b"`
Aug 01 18:18:47.612 INFO blam! 2833df974572eeb5f0131540a610153b1d4fb874b878f3986b1f763b53c2cd9b