Aug 02 02:32:42.332 INFO checking pem-iterator-0.2.0 against 1.27.2 for lazy_static-1
Aug 02 02:32:42.332 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 02:32:42.332 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 02:32:42.332 INFO running `"docker" "create" "-v" "/tmp/crater.lK6QT4d0tbZS:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-6/1.27.2:/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 02 02:32:42.562 INFO blam! 11fb2c334c9bcfd63abcc0281b992d58fa6de67d346f29f1a188f9812bece55e
Aug 02 02:32:42.563 INFO running `"docker" "start" "-a" "11fb2c334c9bcfd63abcc0281b992d58fa6de67d346f29f1a188f9812bece55e"`
Aug 02 02:32:43.779 INFO kablam!     Checking pem-iterator v0.2.0 (file:///source)
Aug 02 02:32:43.784 INFO kablam!     Checking pem v0.4.1
Aug 02 02:32:47.778 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 02:32:47.779 INFO kablam!  --> benches/bench.rs:1:1
Aug 02 02:32:47.779 INFO kablam!   |
Aug 02 02:32:47.779 INFO kablam! 1 | #![feature(test)]
Aug 02 02:32:47.779 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 02:32:47.779 INFO kablam! 
Aug 02 02:32:47.781 INFO kablam! error: aborting due to previous error
Aug 02 02:32:47.781 INFO kablam! 
Aug 02 02:32:47.781 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 02:32:47.791 INFO kablam! error: Could not compile `pem-iterator`.
Aug 02 02:32:47.791 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 02:32:47.911 INFO kablam! error: build failed
Aug 02 02:32:47.919 INFO kablam! su: No module specific data is present
Aug 02 02:32:48.551 INFO running `"docker" "rm" "-f" "11fb2c334c9bcfd63abcc0281b992d58fa6de67d346f29f1a188f9812bece55e"`
Aug 02 02:32:48.763 INFO blam! 11fb2c334c9bcfd63abcc0281b992d58fa6de67d346f29f1a188f9812bece55e