Sep 02 01:03:58.347 INFO checking rx_gtk-0.1.1 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53851
Sep 02 01:03:58.347 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 02 01:03:58.347 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53851/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-3/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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" "-e" "USER_ID=500" "-e" "CMD=cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 02 01:03:58.582 INFO blam! e0a82b5c78a8b5fa2553d6ff525d25c03928126fd2b3e480a193c0cf9c7538ed
Sep 02 01:03:58.585 INFO running `"docker" "start" "-a" "e0a82b5c78a8b5fa2553d6ff525d25c03928126fd2b3e480a193c0cf9c7538ed"`
Sep 02 01:03:59.756 INFO kablam!     Checking rxrs v0.1.0-alpha3
Sep 02 01:03:59.756 INFO kablam!    Compiling gio-sys v0.6.0
Sep 02 01:03:59.756 INFO kablam!    Compiling cairo-sys-rs v0.6.0
Sep 02 01:03:59.758 INFO kablam!    Compiling gdk-pixbuf-sys v0.6.0
Sep 02 01:03:59.759 INFO kablam!    Compiling pango-sys v0.6.0
Sep 02 01:03:59.759 INFO kablam!    Compiling gdk-sys v0.6.0
Sep 02 01:03:59.759 INFO kablam!    Compiling gtk-sys v0.6.0
Sep 02 01:03:59.761 INFO kablam!     Checking atk-sys v0.6.0
Sep 02 01:04:03.363 INFO kablam!    Compiling cairo-rs v0.4.1
Sep 02 01:04:03.382 INFO kablam!    Compiling gio v0.4.1
Sep 02 01:04:03.454 INFO kablam!    Compiling gdk-pixbuf v0.4.0
Sep 02 01:04:03.889 INFO kablam!    Compiling gdk v0.8.0
Sep 02 01:04:03.926 INFO kablam!    Compiling gtk v0.4.1
Sep 02 01:04:05.219 INFO kablam!     Checking pango v0.4.0
Sep 02 01:04:05.857 INFO kablam! error[E0635]: unknown feature `nested_impl_trait`
Sep 02 01:04:05.857 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/rxrs-0.1.0-alpha3/src/lib.rs:12:12
Sep 02 01:04:05.857 INFO kablam!    |
Sep 02 01:04:05.857 INFO kablam! 12 | #![feature(nested_impl_trait)]
Sep 02 01:04:05.857 INFO kablam!    |            ^^^^^^^^^^^^^^^^^
Sep 02 01:04:05.858 INFO kablam! 
Sep 02 01:04:05.955 INFO kablam! error: aborting due to previous error
Sep 02 01:04:05.956 INFO kablam! 
Sep 02 01:04:05.956 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 02 01:04:05.966 INFO kablam! error: Could not compile `rxrs`.
Sep 02 01:04:05.967 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 02 01:04:13.343 INFO kablam! error: build failed
Sep 02 01:04:13.344 INFO kablam! su: No module specific data is present
Sep 02 01:04:13.842 INFO running `"docker" "rm" "-f" "e0a82b5c78a8b5fa2553d6ff525d25c03928126fd2b3e480a193c0cf9c7538ed"`
Sep 02 01:04:13.953 INFO blam! e0a82b5c78a8b5fa2553d6ff525d25c03928126fd2b3e480a193c0cf9c7538ed