Aug 01 18:34:37.472 INFO checking wrapping_macros-0.4.13 against 1.27.2 for lazy_static-1
Aug 01 18:34:37.472 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 18:34:37.472 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 18:34:37.472 INFO running `"docker" "create" "-v" "/tmp/crater.adICwu7XqFwG:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-4/1.27.2:/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 18:34:37.767 INFO blam! e41ebea1938474668c31274b019cbbb2f610f24a745c26414ec5b96f67fa9856
Aug 01 18:34:37.774 INFO running `"docker" "start" "-a" "e41ebea1938474668c31274b019cbbb2f610f24a745c26414ec5b96f67fa9856"`
Aug 01 18:34:39.003 INFO kablam!    Compiling wrapping_macros v0.4.13 (file:///source)
Aug 01 18:34:40.355 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 18:34:40.355 INFO kablam!  --> src/lib.rs:2:1
Aug 01 18:34:40.355 INFO kablam!   |
Aug 01 18:34:40.355 INFO kablam! 2 | #![feature(plugin_registrar, rustc_private)]
Aug 01 18:34:40.355 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 18:34:40.355 INFO kablam! 
Aug 01 18:34:40.355 INFO kablam! error: aborting due to previous error
Aug 01 18:34:40.355 INFO kablam! 
Aug 01 18:34:40.355 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 18:34:40.369 INFO kablam! error: Could not compile `wrapping_macros`.
Aug 01 18:34:40.369 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 18:34:40.486 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 18:34:40.486 INFO kablam!  --> src/lib.rs:2:1
Aug 01 18:34:40.486 INFO kablam!   |
Aug 01 18:34:40.486 INFO kablam! 2 | #![feature(plugin_registrar, rustc_private)]
Aug 01 18:34:40.486 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 18:34:40.486 INFO kablam! 
Aug 01 18:34:40.486 INFO kablam! error: aborting due to previous error
Aug 01 18:34:40.486 INFO kablam! 
Aug 01 18:34:40.486 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 18:34:40.501 INFO kablam! error: Could not compile `wrapping_macros`.
Aug 01 18:34:40.501 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 18:34:40.539 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 18:34:40.539 INFO kablam!  --> src/lib.rs:2:1
Aug 01 18:34:40.539 INFO kablam!   |
Aug 01 18:34:40.540 INFO kablam! 2 | #![feature(plugin_registrar, rustc_private)]
Aug 01 18:34:40.540 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 18:34:40.540 INFO kablam! 
Aug 01 18:34:40.540 INFO kablam! error: aborting due to previous error
Aug 01 18:34:40.540 INFO kablam! 
Aug 01 18:34:40.540 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 18:34:40.556 INFO kablam! error: Could not compile `wrapping_macros`.
Aug 01 18:34:40.556 INFO kablam! 
Aug 01 18:34:40.556 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 18:34:40.557 INFO kablam! su: No module specific data is present
Aug 01 18:34:41.053 INFO running `"docker" "rm" "-f" "e41ebea1938474668c31274b019cbbb2f610f24a745c26414ec5b96f67fa9856"`
Aug 01 18:34:41.197 INFO blam! e41ebea1938474668c31274b019cbbb2f610f24a745c26414ec5b96f67fa9856