Aug 02 10:35:12.450 INFO checking exar-client-0.1.0 against 1.27.2+tmplazy for lazy_static-1
Aug 02 10:35:12.450 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 10:35:12.450 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 10:35:12.450 INFO running `"docker" "create" "-v" "/tmp/crater.TBOhjhCRZIxw:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-5/1.27.2+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 10:35:12.718 INFO blam! f1ac0879c9d4180b798b1cf4e22d365b2d4a98efa5a1093b22aefb239104c5a4
Aug 02 10:35:12.720 INFO running `"docker" "start" "-a" "f1ac0879c9d4180b798b1cf4e22d365b2d4a98efa5a1093b22aefb239104c5a4"`
Aug 02 10:35:13.817 INFO kablam!     Checking exar-testkit v0.1.0
Aug 02 10:35:13.821 INFO kablam!     Checking exar v0.1.0
Aug 02 10:35:14.865 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 10:35:14.866 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/exar-testkit-0.1.0/src/lib.rs:1:1
Aug 02 10:35:14.866 INFO kablam!   |
Aug 02 10:35:14.866 INFO kablam! 1 | #![feature(const_fn)]
Aug 02 10:35:14.866 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Aug 02 10:35:14.870 INFO kablam! 
Aug 02 10:35:14.870 INFO kablam! error: aborting due to previous error
Aug 02 10:35:14.870 INFO kablam! 
Aug 02 10:35:14.870 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 10:35:14.878 INFO kablam! error: Could not compile `exar-testkit`.
Aug 02 10:35:14.879 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 10:35:16.011 INFO kablam! error: build failed
Aug 02 10:35:16.013 INFO kablam! su: No module specific data is present
Aug 02 10:35:16.710 INFO running `"docker" "rm" "-f" "f1ac0879c9d4180b798b1cf4e22d365b2d4a98efa5a1093b22aefb239104c5a4"`
Aug 02 10:35:16.898 INFO blam! f1ac0879c9d4180b798b1cf4e22d365b2d4a98efa5a1093b22aefb239104c5a4