Aug 02 09:39:17.698 INFO checking fswatch-sys-0.1.10 against 1.27.2 for lazy_static-1
Aug 02 09:39:17.698 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 09:39:17.698 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 09:39:17.698 INFO running `"docker" "create" "-v" "/tmp/crater.KOzCpeg0qA5b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-0/1.27.2:/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 09:39:17.867 INFO blam! 662578ef440395595667ba8e79b339a25554bdad4fdabc712ec93c25bb3af70d
Aug 02 09:39:17.882 INFO running `"docker" "start" "-a" "662578ef440395595667ba8e79b339a25554bdad4fdabc712ec93c25bb3af70d"`
Aug 02 09:39:19.636 INFO kablam!     Checking fswatch-sys v0.1.10 (file:///source)
Aug 02 09:39:20.269 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 09:39:20.269 INFO kablam!  --> src/lib.rs:6:1
Aug 02 09:39:20.269 INFO kablam!   |
Aug 02 09:39:20.269 INFO kablam! 6 | #![feature(const_fn)]
Aug 02 09:39:20.269 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Aug 02 09:39:20.269 INFO kablam! 
Aug 02 09:39:20.270 INFO kablam! error: aborting due to previous error
Aug 02 09:39:20.270 INFO kablam! 
Aug 02 09:39:20.270 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 09:39:20.278 INFO kablam! error: Could not compile `fswatch-sys`.
Aug 02 09:39:20.278 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 09:39:20.384 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 09:39:20.384 INFO kablam!  --> src/lib.rs:6:1
Aug 02 09:39:20.384 INFO kablam!   |
Aug 02 09:39:20.384 INFO kablam! 6 | #![feature(const_fn)]
Aug 02 09:39:20.384 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Aug 02 09:39:20.384 INFO kablam! 
Aug 02 09:39:20.385 INFO kablam! error: aborting due to previous error
Aug 02 09:39:20.385 INFO kablam! 
Aug 02 09:39:20.385 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 09:39:20.393 INFO kablam! error: Could not compile `fswatch-sys`.
Aug 02 09:39:20.397 INFO kablam! 
Aug 02 09:39:20.397 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 09:39:20.401 INFO kablam! su: No module specific data is present
Aug 02 09:39:21.054 INFO running `"docker" "rm" "-f" "662578ef440395595667ba8e79b339a25554bdad4fdabc712ec93c25bb3af70d"`
Aug 02 09:39:21.181 INFO blam! 662578ef440395595667ba8e79b339a25554bdad4fdabc712ec93c25bb3af70d