Aug 02 04:38:32.007 INFO checking maud-0.17.5 against 1.27.2+tmplazy for lazy_static-1
Aug 02 04:38:32.007 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 04:38:32.007 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 04:38:32.008 INFO running `"docker" "create" "-v" "/tmp/crater.bzjWybbdEsxV:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-3/1.27.2+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 04:38:32.191 INFO blam! a05038606f00618f74f08906ff7efd582b6894856aeca60a7850ccf121bdb7b8
Aug 02 04:38:32.197 INFO running `"docker" "start" "-a" "a05038606f00618f74f08906ff7efd582b6894856aeca60a7850ccf121bdb7b8"`
Aug 02 04:38:33.469 INFO kablam!    Compiling maud_htmlescape v0.17.0
Aug 02 04:38:33.472 INFO kablam!    Compiling literalext v0.1.1
Aug 02 04:38:33.481 INFO kablam!    Compiling maud_lints v0.17.4
Aug 02 04:38:35.266 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:38:35.266 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/literalext-0.1.1/src/lib.rs:19:37
Aug 02 04:38:35.266 INFO kablam!    |
Aug 02 04:38:35.266 INFO kablam! 19 | #![cfg_attr(feature = "proc-macro", feature(proc_macro))]
Aug 02 04:38:35.266 INFO kablam!    |                                     ^^^^^^^^^^^^^^^^^^^^
Aug 02 04:38:35.266 INFO kablam! 
Aug 02 04:38:35.269 INFO kablam! error: aborting due to previous error
Aug 02 04:38:35.269 INFO kablam! 
Aug 02 04:38:35.270 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 04:38:35.285 INFO kablam! error: Could not compile `literalext`.
Aug 02 04:38:35.285 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 04:38:35.949 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:38:35.949 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_lints-0.17.4/src/lib.rs:1:1
Aug 02 04:38:35.949 INFO kablam!   |
Aug 02 04:38:35.949 INFO kablam! 1 | #![feature(plugin_registrar)]
Aug 02 04:38:35.949 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 04:38:35.949 INFO kablam! 
Aug 02 04:38:35.949 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:38:35.949 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_lints-0.17.4/src/lib.rs:2:1
Aug 02 04:38:35.949 INFO kablam!   |
Aug 02 04:38:35.949 INFO kablam! 2 | #![feature(rustc_private)]
Aug 02 04:38:35.949 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 04:38:35.949 INFO kablam! 
Aug 02 04:38:35.950 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 04:38:35.950 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/maud_lints-0.17.4/src/lib.rs:3:1
Aug 02 04:38:35.950 INFO kablam!   |
Aug 02 04:38:35.950 INFO kablam! 3 | #![feature(macro_vis_matcher)]
Aug 02 04:38:35.950 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 04:38:35.950 INFO kablam! 
Aug 02 04:38:35.950 INFO kablam! error: aborting due to 3 previous errors
Aug 02 04:38:35.950 INFO kablam! 
Aug 02 04:38:35.950 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 04:38:35.971 INFO kablam! error: Could not compile `maud_lints`.
Aug 02 04:38:35.971 INFO kablam! 
Aug 02 04:38:35.971 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 04:38:35.973 INFO kablam! su: No module specific data is present
Aug 02 04:38:36.914 INFO running `"docker" "rm" "-f" "a05038606f00618f74f08906ff7efd582b6894856aeca60a7850ccf121bdb7b8"`
Aug 02 04:38:37.095 INFO blam! a05038606f00618f74f08906ff7efd582b6894856aeca60a7850ccf121bdb7b8