Aug 01 19:34:01.863 INFO checking unrest_codegen-0.1.0 against 1.27.2+tmplazy for lazy_static-1
Aug 01 19:34:01.863 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 19:34:01.863 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 19:34:01.863 INFO running `"docker" "create" "-v" "/tmp/crater.3weFfZa0807f:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-4/1.27.2+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 01 19:34:02.123 INFO blam! 4f23d7176ddcab0127a7fdc1d588383ed69f7629e0bc99017f286ca4503759f9
Aug 01 19:34:02.126 INFO running `"docker" "start" "-a" "4f23d7176ddcab0127a7fdc1d588383ed69f7629e0bc99017f286ca4503759f9"`
Aug 01 19:34:03.090 INFO kablam!     Checking proc-macro2 v0.1.10
Aug 01 19:34:04.936 INFO kablam!     Checking unrest_tmp_quote v0.1.0
Aug 01 19:34:06.252 INFO kablam!     Checking unrest_tmp_synom v0.1.0
Aug 01 19:34:08.247 INFO kablam!     Checking unrest_tmp_syn v0.1.0
Aug 01 19:34:15.394 INFO kablam!     Checking unrest_codegen v0.1.0 (file:///source)
Aug 01 19:34:16.118 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 19:34:16.118 INFO kablam!  --> src/lib.rs:1:1
Aug 01 19:34:16.118 INFO kablam!   |
Aug 01 19:34:16.118 INFO kablam! 1 | #![feature(type_ascription)]
Aug 01 19:34:16.118 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 19:34:16.118 INFO kablam! 
Aug 01 19:34:16.118 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 19:34:16.118 INFO kablam!  --> src/lib.rs:2:1
Aug 01 19:34:16.118 INFO kablam!   |
Aug 01 19:34:16.118 INFO kablam! 2 | #![feature(proc_macro)]
Aug 01 19:34:16.118 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 19:34:16.118 INFO kablam! 
Aug 01 19:34:16.120 INFO kablam! error: aborting due to 2 previous errors
Aug 01 19:34:16.120 INFO kablam! 
Aug 01 19:34:16.120 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 19:34:16.133 INFO kablam! error: Could not compile `unrest_codegen`.
Aug 01 19:34:16.134 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 19:34:16.303 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 19:34:16.303 INFO kablam!  --> src/lib.rs:1:1
Aug 01 19:34:16.303 INFO kablam!   |
Aug 01 19:34:16.303 INFO kablam! 1 | #![feature(type_ascription)]
Aug 01 19:34:16.303 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 19:34:16.303 INFO kablam! 
Aug 01 19:34:16.303 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 19:34:16.303 INFO kablam!  --> src/lib.rs:2:1
Aug 01 19:34:16.304 INFO kablam!   |
Aug 01 19:34:16.304 INFO kablam! 2 | #![feature(proc_macro)]
Aug 01 19:34:16.304 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^
Aug 01 19:34:16.304 INFO kablam! 
Aug 01 19:34:16.304 INFO kablam! error: aborting due to 2 previous errors
Aug 01 19:34:16.304 INFO kablam! 
Aug 01 19:34:16.304 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 19:34:16.315 INFO kablam! error: Could not compile `unrest_codegen`.
Aug 01 19:34:16.315 INFO kablam! 
Aug 01 19:34:16.315 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 19:34:16.319 INFO kablam! su: No module specific data is present
Aug 01 19:34:16.926 INFO running `"docker" "rm" "-f" "4f23d7176ddcab0127a7fdc1d588383ed69f7629e0bc99017f286ca4503759f9"`
Aug 01 19:34:17.070 INFO blam! 4f23d7176ddcab0127a7fdc1d588383ed69f7629e0bc99017f286ca4503759f9