Aug 02 12:34:01.371 INFO checking competitive-programming-rs-0.1.9 against 1.27.2+tmplazy for lazy_static-1
Aug 02 12:34:01.371 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 12:34:01.371 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 12:34:01.371 INFO running `"docker" "create" "-v" "/tmp/crater.sQk1pacgdaBt:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-2/1.27.2+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 02 12:34:01.595 INFO blam! daac0f3d06a4249d8ac9946cd28ad97807dbbdf54bfd83d07e3985a93683997c
Aug 02 12:34:01.597 INFO running `"docker" "start" "-a" "daac0f3d06a4249d8ac9946cd28ad97807dbbdf54bfd83d07e3985a93683997c"`
Aug 02 12:34:03.098 INFO kablam!     Checking competitive-programming-rs v0.1.9 (file:///source)
Aug 02 12:34:04.141 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 12:34:04.141 INFO kablam!  --> src/lib.rs:5:1
Aug 02 12:34:04.141 INFO kablam!   |
Aug 02 12:34:04.141 INFO kablam! 5 | #![feature(test)]
Aug 02 12:34:04.141 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 12:34:04.144 INFO kablam! 
Aug 02 12:34:04.146 INFO kablam! error: aborting due to previous error
Aug 02 12:34:04.156 INFO kablam! 
Aug 02 12:34:04.156 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 12:34:04.172 INFO kablam! error: Could not compile `competitive-programming-rs`.
Aug 02 12:34:04.172 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 12:34:04.381 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 12:34:04.381 INFO kablam!  --> src/lib.rs:5:1
Aug 02 12:34:04.381 INFO kablam!   |
Aug 02 12:34:04.381 INFO kablam! 5 | #![feature(test)]
Aug 02 12:34:04.381 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 12:34:04.381 INFO kablam! 
Aug 02 12:34:04.384 INFO kablam! error: aborting due to previous error
Aug 02 12:34:04.384 INFO kablam! 
Aug 02 12:34:04.384 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 12:34:04.394 INFO kablam! error: Could not compile `competitive-programming-rs`.
Aug 02 12:34:04.394 INFO kablam! 
Aug 02 12:34:04.394 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 12:34:04.395 INFO kablam! su: No module specific data is present
Aug 02 12:34:05.172 INFO running `"docker" "rm" "-f" "daac0f3d06a4249d8ac9946cd28ad97807dbbdf54bfd83d07e3985a93683997c"`
Aug 02 12:34:05.383 INFO blam! daac0f3d06a4249d8ac9946cd28ad97807dbbdf54bfd83d07e3985a93683997c