Aug 11 02:56:23.852 INFO checking rx_gtk-0.1.1 against master#f6d43ed84207c7e58f363f46e5a438ff40f2b311 for libc-1
Aug 11 02:56:23.853 INFO running: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 02:56:23.853 INFO creating container for: cargo +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets
Aug 11 02:56:23.853 INFO running `"docker" "create" "-v" "/tmp/crater.Y22YFaZstcjQ:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/libc-1/worker-1/master#f6d43ed84207c7e58f363f46e5a438ff40f2b311:/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 +f6d43ed84207c7e58f363f46e5a438ff40f2b311-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "crater"`
Aug 11 02:56:24.074 INFO blam! d12b629ba06b819fadea6edba7d18a7ab4ac392b7ee66d1910420faf26aa1d1d
Aug 11 02:56:24.076 INFO running `"docker" "start" "-a" "d12b629ba06b819fadea6edba7d18a7ab4ac392b7ee66d1910420faf26aa1d1d"`
Aug 11 02:56:25.135 INFO kablam!    Compiling gio v0.4.1
Aug 11 02:56:25.135 INFO kablam!    Compiling cairo-rs v0.4.1
Aug 11 02:56:25.135 INFO kablam!    Compiling gdk-pixbuf v0.4.0
Aug 11 02:56:25.135 INFO kablam!    Compiling gdk v0.8.0
Aug 11 02:56:25.136 INFO kablam!     Checking c_vec v1.3.2
Aug 11 02:56:25.136 INFO kablam!    Compiling gtk v0.4.1
Aug 11 02:56:25.136 INFO kablam!     Checking rxrs v0.1.0-alpha3
Aug 11 02:56:25.143 INFO kablam!    Compiling glib-sys v0.6.0
Aug 11 02:56:29.190 INFO kablam!    Compiling gobject-sys v0.6.0
Aug 11 02:56:29.192 INFO kablam!    Compiling gio-sys v0.6.0
Aug 11 02:56:29.439 INFO kablam!    Compiling gdk-pixbuf-sys v0.6.0
Aug 11 02:56:29.840 INFO kablam!    Compiling cairo-sys-rs v0.6.0
Aug 11 02:56:30.281 INFO kablam!    Compiling pango-sys v0.6.0
Aug 11 02:56:30.550 INFO kablam!    Compiling gdk-sys v0.6.0
Aug 11 02:56:31.318 INFO kablam!    Compiling atk-sys v0.6.0
Aug 11 02:56:35.678 INFO kablam!    Compiling gtk-sys v0.6.0
Aug 11 02:56:41.625 INFO kablam! error[E0635]: unknown feature `nested_impl_trait`
Aug 11 02:56:41.625 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha3/src/lib.rs:12:12
Aug 11 02:56:41.625 INFO kablam!    |
Aug 11 02:56:41.625 INFO kablam! 12 | #![feature(nested_impl_trait)]
Aug 11 02:56:41.625 INFO kablam!    |            ^^^^^^^^^^^^^^^^^
Aug 11 02:56:41.625 INFO kablam! 
Aug 11 02:56:41.755 INFO kablam! error: aborting due to previous error
Aug 11 02:56:41.755 INFO kablam! 
Aug 11 02:56:41.755 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Aug 11 02:56:41.771 INFO kablam! error: Could not compile `rxrs`.
Aug 11 02:56:41.771 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 11 02:56:45.130 INFO kablam! error: build failed
Aug 11 02:56:45.141 INFO kablam! su: No module specific data is present
Aug 11 02:56:45.706 INFO running `"docker" "rm" "-f" "d12b629ba06b819fadea6edba7d18a7ab4ac392b7ee66d1910420faf26aa1d1d"`
Aug 11 02:56:45.881 INFO blam! d12b629ba06b819fadea6edba7d18a7ab4ac392b7ee66d1910420faf26aa1d1d