Aug 01 19:18:44.411 INFO checking vidar-0.1.0 against 1.27.2 for lazy_static-1
Aug 01 19:18:44.411 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 19:18:44.411 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 19:18:44.411 INFO running `"docker" "create" "-v" "/tmp/crater.GHnUlcNnKolr:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-5/1.27.2:/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 19:18:44.644 INFO blam! be4b2731c31c095e6d532b64ae976c2ff82aa3704a7bfca927710738ec87936c
Aug 01 19:18:44.650 INFO running `"docker" "start" "-a" "be4b2731c31c095e6d532b64ae976c2ff82aa3704a7bfca927710738ec87936c"`
Aug 01 19:18:45.735 INFO kablam!    Compiling getset v0.0.5
Aug 01 19:18:45.735 INFO kablam!    Compiling derive_builder v0.5.1
Aug 01 19:18:53.513 INFO kablam!     Checking vidar v0.1.0 (file:///source)
Aug 01 19:18:54.081 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 19:18:54.081 INFO kablam!  --> src/lib.rs:2:1
Aug 01 19:18:54.081 INFO kablam!   |
Aug 01 19:18:54.081 INFO kablam! 2 | #![feature(try_from)]
Aug 01 19:18:54.081 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Aug 01 19:18:54.081 INFO kablam! 
Aug 01 19:18:54.084 INFO kablam! error: aborting due to previous error
Aug 01 19:18:54.084 INFO kablam! 
Aug 01 19:18:54.084 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 19:18:54.091 INFO kablam! error: Could not compile `vidar`.
Aug 01 19:18:54.092 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 19:18:54.204 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 19:18:54.204 INFO kablam!  --> src/lib.rs:2:1
Aug 01 19:18:54.204 INFO kablam!   |
Aug 01 19:18:54.204 INFO kablam! 2 | #![feature(try_from)]
Aug 01 19:18:54.204 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^
Aug 01 19:18:54.206 INFO kablam! 
Aug 01 19:18:54.208 INFO kablam! error: aborting due to previous error
Aug 01 19:18:54.208 INFO kablam! 
Aug 01 19:18:54.208 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 19:18:54.226 INFO kablam! error: Could not compile `vidar`.
Aug 01 19:18:54.226 INFO kablam! 
Aug 01 19:18:54.226 INFO kablam! To learn more, run the command again with --verbose.
Aug 01 19:18:54.226 INFO kablam! su: No module specific data is present
Aug 01 19:18:54.771 INFO running `"docker" "rm" "-f" "be4b2731c31c095e6d532b64ae976c2ff82aa3704a7bfca927710738ec87936c"`
Aug 01 19:18:54.939 INFO blam! be4b2731c31c095e6d532b64ae976c2ff82aa3704a7bfca927710738ec87936c