Aug 02 15:25:42.569 INFO checking aabb2-0.1.6 against 1.27.2+tmplazy for lazy_static-1
Aug 02 15:25:42.569 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 15:25:42.569 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 15:25:42.569 INFO running `"docker" "create" "-v" "/tmp/crater.tEj04J60LKPQ:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-0/1.27.2+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 15:25:42.761 INFO blam! 5f5008e150acb8ec0377ff83a7a04086f0c44bb4d2e6a88e6acdc7119e51d98e
Aug 02 15:25:42.763 INFO running `"docker" "start" "-a" "5f5008e150acb8ec0377ff83a7a04086f0c44bb4d2e6a88e6acdc7119e51d98e"`
Aug 02 15:25:45.027 INFO kablam!     Checking number_traits v0.2.4
Aug 02 15:25:45.355 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 15:25:45.355 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/number_traits-0.2.4/src/lib.rs:1:1
Aug 02 15:25:45.355 INFO kablam!   |
Aug 02 15:25:45.355 INFO kablam! 1 | #![feature(alloc)]
Aug 02 15:25:45.355 INFO kablam!   | ^^^^^^^^^^^^^^^^^^
Aug 02 15:25:45.355 INFO kablam! 
Aug 02 15:25:45.355 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 15:25:45.355 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/number_traits-0.2.4/src/lib.rs:2:1
Aug 02 15:25:45.355 INFO kablam!   |
Aug 02 15:25:45.355 INFO kablam! 2 | #![feature(core_intrinsics)]
Aug 02 15:25:45.355 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 15:25:45.355 INFO kablam! 
Aug 02 15:25:45.355 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 15:25:45.355 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/number_traits-0.2.4/src/lib.rs:3:1
Aug 02 15:25:45.355 INFO kablam!   |
Aug 02 15:25:45.355 INFO kablam! 3 | #![feature(intrinsics)]
Aug 02 15:25:45.355 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 15:25:45.355 INFO kablam! 
Aug 02 15:25:45.355 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 15:25:45.355 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/number_traits-0.2.4/src/lib.rs:4:1
Aug 02 15:25:45.355 INFO kablam!   |
Aug 02 15:25:45.355 INFO kablam! 4 | #![feature(u128_type, i128_type, u128, i128)]
Aug 02 15:25:45.355 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 15:25:45.355 INFO kablam! 
Aug 02 15:25:45.373 INFO kablam! error: aborting due to 4 previous errors
Aug 02 15:25:45.373 INFO kablam! 
Aug 02 15:25:45.373 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 15:25:45.378 INFO kablam! error: Could not compile `number_traits`.
Aug 02 15:25:45.378 INFO kablam! 
Aug 02 15:25:45.378 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 15:25:45.379 INFO kablam! su: No module specific data is present
Aug 02 15:25:46.091 INFO running `"docker" "rm" "-f" "5f5008e150acb8ec0377ff83a7a04086f0c44bb4d2e6a88e6acdc7119e51d98e"`
Aug 02 15:25:46.225 INFO blam! 5f5008e150acb8ec0377ff83a7a04086f0c44bb4d2e6a88e6acdc7119e51d98e