Aug 01 17:03:31.589 INFO checking crazymykl/r7-rs against 1.27.2 for lazy_static-1
Aug 01 17:03:31.589 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 17:03:31.590 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 17:03:31.590 INFO running `"docker" "create" "-v" "/tmp/crater.2iTOCPbbqiQM:/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 01 17:03:31.846 INFO blam! 43e14363977c769d3116ae554e3a11146b79417cc90746ea804255643ab4d0f6
Aug 01 17:03:31.849 INFO running `"docker" "start" "-a" "43e14363977c769d3116ae554e3a11146b79417cc90746ea804255643ab4d0f6"`
Aug 01 17:03:32.836 INFO kablam!    Compiling peg v0.5.4
Aug 01 17:03:41.570 INFO kablam!    Compiling r7-rs v0.1.0 (file:///source)
Aug 01 17:03:43.566 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 17:03:43.566 INFO kablam!  --> src/lib.rs:1:1
Aug 01 17:03:43.566 INFO kablam!   |
Aug 01 17:03:43.566 INFO kablam! 1 | #![feature(slice_patterns)]
Aug 01 17:03:43.566 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 17:03:43.566 INFO kablam! 
Aug 01 17:03:43.583 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 17:03:43.583 INFO kablam!  --> src/lib.rs:1:1
Aug 01 17:03:43.583 INFO kablam!   |
Aug 01 17:03:43.583 INFO kablam! 1 | #![feature(slice_patterns)]
Aug 01 17:03:43.583 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 17:03:43.584 INFO kablam! 
Aug 01 17:03:43.584 INFO kablam! error: aborting due to previous error
Aug 01 17:03:43.584 INFO kablam! 
Aug 01 17:03:43.584 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 17:03:43.587 INFO kablam! error: aborting due to previous error
Aug 01 17:03:43.587 INFO kablam! 
Aug 01 17:03:43.587 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 17:03:43.604 INFO kablam! error: Could not compile `r7-rs`.
Aug 01 17:03:43.604 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 17:03:43.638 INFO kablam! error: Could not compile `r7-rs`.
Aug 01 17:03:43.638 INFO kablam! 
Aug 01 17:03:43.638 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 17:03:43.648 INFO kablam! su: No module specific data is present
Aug 01 17:03:44.169 INFO running `"docker" "rm" "-f" "43e14363977c769d3116ae554e3a11146b79417cc90746ea804255643ab4d0f6"`
Aug 01 17:03:44.318 INFO blam! 43e14363977c769d3116ae554e3a11146b79417cc90746ea804255643ab4d0f6