Aug 02 14:17:01.230 INFO checking bcsat-0.1.0 against 1.27.2 for lazy_static-1
Aug 02 14:17:01.230 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 14:17:01.230 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 14:17:01.231 INFO running `"docker" "create" "-v" "/tmp/crater.5aPGyhMmr2s8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-5/1.27.2:/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 14:17:01.463 INFO blam! f4a39ff73adc972914c743dafd3d9f0a0d69e18c30551e9f6e69c2ec707320b5
Aug 02 14:17:01.466 INFO running `"docker" "start" "-a" "f4a39ff73adc972914c743dafd3d9f0a0d69e18c30551e9f6e69c2ec707320b5"`
Aug 02 14:17:02.354 INFO kablam!     Checking bcsat v0.1.0 (file:///source)
Aug 02 14:17:03.163 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 14:17:03.163 INFO kablam!  --> src/lib.rs:1:1
Aug 02 14:17:03.163 INFO kablam!   |
Aug 02 14:17:03.163 INFO kablam! 1 | #![feature(box_syntax, box_patterns)]
Aug 02 14:17:03.163 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 14:17:03.163 INFO kablam! 
Aug 02 14:17:03.174 INFO kablam! error: aborting due to previous error
Aug 02 14:17:03.174 INFO kablam! 
Aug 02 14:17:03.174 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 14:17:03.181 INFO kablam! error: Could not compile `bcsat`.
Aug 02 14:17:03.182 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 14:17:03.274 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 14:17:03.274 INFO kablam!  --> src/lib.rs:1:1
Aug 02 14:17:03.274 INFO kablam!   |
Aug 02 14:17:03.274 INFO kablam! 1 | #![feature(box_syntax, box_patterns)]
Aug 02 14:17:03.274 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 14:17:03.274 INFO kablam! 
Aug 02 14:17:03.286 INFO kablam! error: aborting due to previous error
Aug 02 14:17:03.286 INFO kablam! 
Aug 02 14:17:03.286 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 14:17:03.295 INFO kablam! error: Could not compile `bcsat`.
Aug 02 14:17:03.295 INFO kablam! 
Aug 02 14:17:03.295 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 14:17:03.296 INFO kablam! su: No module specific data is present
Aug 02 14:17:04.170 INFO running `"docker" "rm" "-f" "f4a39ff73adc972914c743dafd3d9f0a0d69e18c30551e9f6e69c2ec707320b5"`
Aug 02 14:17:04.296 INFO blam! f4a39ff73adc972914c743dafd3d9f0a0d69e18c30551e9f6e69c2ec707320b5