Aug 01 23:11:26.889 INFO checking rx_gtk-0.1.1 against 1.27.2 for lazy_static-1
Aug 01 23:11:26.889 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 23:11:26.889 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 23:11:26.889 INFO running `"docker" "create" "-v" "/tmp/crater.IDvxIwbfxavc:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-6/1.27.2:/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 23:11:27.251 INFO blam! 674be00a0281a782a21fe7bd60b8cac14ce79a0e1cf1f60ebe35e62ec5798ea6
Aug 01 23:11:27.251 INFO running `"docker" "start" "-a" "674be00a0281a782a21fe7bd60b8cac14ce79a0e1cf1f60ebe35e62ec5798ea6"`
Aug 01 23:11:28.621 INFO kablam!    Compiling gio v0.4.1
Aug 01 23:11:28.623 INFO kablam!    Compiling cairo-rs v0.4.1
Aug 01 23:11:28.625 INFO kablam!    Compiling gdk-pixbuf v0.4.0
Aug 01 23:11:28.632 INFO kablam!    Compiling gdk v0.8.0
Aug 01 23:11:28.633 INFO kablam!    Compiling gtk v0.4.1
Aug 01 23:11:28.635 INFO kablam!     Checking rxrs v0.1.0-alpha3
Aug 01 23:11:28.636 INFO kablam!    Compiling gio-sys v0.6.0
Aug 01 23:11:28.638 INFO kablam!    Compiling pango-sys v0.6.0
Aug 01 23:11:32.044 INFO kablam!    Compiling gdk-pixbuf-sys v0.6.0
Aug 01 23:11:32.063 INFO kablam!    Compiling cairo-sys-rs v0.6.0
Aug 01 23:11:32.197 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:11:32.197 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha3/src/lib.rs:1:1
Aug 01 23:11:32.197 INFO kablam!   |
Aug 01 23:11:32.197 INFO kablam! 1 | #![feature(fn_traits)]
Aug 01 23:11:32.197 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:11:32.197 INFO kablam! 
Aug 01 23:11:32.197 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:11:32.197 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha3/src/lib.rs:2:1
Aug 01 23:11:32.197 INFO kablam!   |
Aug 01 23:11:32.197 INFO kablam! 2 | #![feature(box_syntax)]
Aug 01 23:11:32.197 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:11:32.197 INFO kablam! 
Aug 01 23:11:32.197 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:11:32.197 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha3/src/lib.rs:4:1
Aug 01 23:11:32.197 INFO kablam!   |
Aug 01 23:11:32.197 INFO kablam! 4 | #![feature(associated_type_defaults)]
Aug 01 23:11:32.197 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:11:32.197 INFO kablam! 
Aug 01 23:11:32.198 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:11:32.198 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha3/src/lib.rs:5:1
Aug 01 23:11:32.198 INFO kablam!   |
Aug 01 23:11:32.198 INFO kablam! 5 | #![feature(unboxed_closures)]
Aug 01 23:11:32.198 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:11:32.198 INFO kablam! 
Aug 01 23:11:32.198 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:11:32.198 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha3/src/lib.rs:6:1
Aug 01 23:11:32.198 INFO kablam!   |
Aug 01 23:11:32.198 INFO kablam! 6 | #![feature(non_ascii_idents)]
Aug 01 23:11:32.198 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:11:32.198 INFO kablam! 
Aug 01 23:11:32.198 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:11:32.198 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha3/src/lib.rs:7:1
Aug 01 23:11:32.198 INFO kablam!   |
Aug 01 23:11:32.198 INFO kablam! 7 | #![feature(generators, generator_trait, step_trait)]
Aug 01 23:11:32.198 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:11:32.198 INFO kablam! 
Aug 01 23:11:32.198 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:11:32.198 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha3/src/lib.rs:8:1
Aug 01 23:11:32.198 INFO kablam!   |
Aug 01 23:11:32.198 INFO kablam! 8 | #![feature(fnbox)]
Aug 01 23:11:32.198 INFO kablam!   | ^^^^^^^^^^^^^^^^^^
Aug 01 23:11:32.198 INFO kablam! 
Aug 01 23:11:32.199 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:11:32.199 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha3/src/lib.rs:9:1
Aug 01 23:11:32.199 INFO kablam!   |
Aug 01 23:11:32.199 INFO kablam! 9 | #![feature(get_type_id)]
Aug 01 23:11:32.199 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:11:32.199 INFO kablam! 
Aug 01 23:11:32.199 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:11:32.199 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha3/src/lib.rs:10:1
Aug 01 23:11:32.199 INFO kablam!    |
Aug 01 23:11:32.199 INFO kablam! 10 | #![feature(generic_param_attrs)]
Aug 01 23:11:32.199 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:11:32.199 INFO kablam! 
Aug 01 23:11:32.199 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:11:32.199 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha3/src/lib.rs:11:1
Aug 01 23:11:32.199 INFO kablam!    |
Aug 01 23:11:32.199 INFO kablam! 11 | #![feature(dropck_eyepatch)]
Aug 01 23:11:32.199 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:11:32.199 INFO kablam! 
Aug 01 23:11:32.199 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:11:32.199 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha3/src/lib.rs:12:1
Aug 01 23:11:32.199 INFO kablam!    |
Aug 01 23:11:32.199 INFO kablam! 12 | #![feature(nested_impl_trait)]
Aug 01 23:11:32.199 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:11:32.199 INFO kablam! 
Aug 01 23:11:32.199 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:11:32.199 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha3/src/lib.rs:14:1
Aug 01 23:11:32.199 INFO kablam!    |
Aug 01 23:11:32.199 INFO kablam! 14 | #![feature(specialization)]
Aug 01 23:11:32.199 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:11:32.200 INFO kablam! 
Aug 01 23:11:32.200 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:11:32.200 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha3/src/lib.rs:15:1
Aug 01 23:11:32.200 INFO kablam!    |
Aug 01 23:11:32.200 INFO kablam! 15 | #![feature(coerce_unsized)]
Aug 01 23:11:32.200 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:11:32.200 INFO kablam! 
Aug 01 23:11:32.200 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:11:32.200 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha3/src/lib.rs:16:1
Aug 01 23:11:32.200 INFO kablam!    |
Aug 01 23:11:32.200 INFO kablam! 16 | #![feature(unsize)]
Aug 01 23:11:32.200 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^
Aug 01 23:11:32.200 INFO kablam! 
Aug 01 23:11:32.200 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:11:32.200 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha3/src/lib.rs:18:1
Aug 01 23:11:32.200 INFO kablam!    |
Aug 01 23:11:32.200 INFO kablam! 18 | #![feature(optin_builtin_traits)]
Aug 01 23:11:32.200 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:11:32.200 INFO kablam! 
Aug 01 23:11:32.200 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 23:11:32.200 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha3/src/lib.rs:19:1
Aug 01 23:11:32.200 INFO kablam!    |
Aug 01 23:11:32.200 INFO kablam! 19 | #![feature(core_intrinsics)]
Aug 01 23:11:32.200 INFO kablam!    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 23:11:32.200 INFO kablam! 
Aug 01 23:11:32.249 INFO kablam! error: aborting due to 16 previous errors
Aug 01 23:11:32.260 INFO kablam! 
Aug 01 23:11:32.260 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 23:11:32.265 INFO kablam! error: Could not compile `rxrs`.
Aug 01 23:11:32.265 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 23:11:35.629 INFO kablam! error: build failed
Aug 01 23:11:35.631 INFO kablam! su: No module specific data is present
Aug 01 23:11:36.662 INFO running `"docker" "rm" "-f" "674be00a0281a782a21fe7bd60b8cac14ce79a0e1cf1f60ebe35e62ec5798ea6"`
Aug 01 23:11:36.856 INFO blam! 674be00a0281a782a21fe7bd60b8cac14ce79a0e1cf1f60ebe35e62ec5798ea6