Aug 02 03:39:32.440 INFO checking nes-0.1.1 against 1.27.2 for lazy_static-1
Aug 02 03:39:32.440 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 03:39:32.440 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 03:39:32.440 INFO running `"docker" "create" "-v" "/tmp/crater.vYcwv7uOht7h:/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 02 03:39:32.722 INFO blam! 5c5d46309f976d51343b6a05665914b49cec2697e954f7e8507ae7a5d92fd7ab
Aug 02 03:39:32.725 INFO running `"docker" "start" "-a" "5c5d46309f976d51343b6a05665914b49cec2697e954f7e8507ae7a5d92fd7ab"`
Aug 02 03:39:33.569 INFO kablam! warning: only one of `license` or `license-file` is necessary
Aug 02 03:39:33.571 INFO kablam!     Checking nes v0.1.1 (file:///source)
Aug 02 03:39:35.113 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 03:39:35.113 INFO kablam!  --> examples/example.rs:2:1
Aug 02 03:39:35.113 INFO kablam!   |
Aug 02 03:39:35.114 INFO kablam! 2 | #![feature(box_patterns)]
Aug 02 03:39:35.114 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 03:39:35.114 INFO kablam! 
Aug 02 03:39:35.114 INFO kablam! error: aborting due to previous error
Aug 02 03:39:35.114 INFO kablam! 
Aug 02 03:39:35.114 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 03:39:35.126 INFO kablam! error: Could not compile `nes`.
Aug 02 03:39:35.126 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 03:39:35.162 INFO kablam! warning: unused import: `RwLock`
Aug 02 03:39:35.162 INFO kablam!  --> examples/lock.rs:7:27
Aug 02 03:39:35.162 INFO kablam!   |
Aug 02 03:39:35.162 INFO kablam! 7 | use std::sync::{Mutex,Arc,RwLock};
Aug 02 03:39:35.162 INFO kablam!   |                           ^^^^^^
Aug 02 03:39:35.162 INFO kablam!   |
Aug 02 03:39:35.162 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 02 03:39:35.162 INFO kablam! 
Aug 02 03:39:35.284 INFO kablam! warning: unused `std::result::Result` which must be used
Aug 02 03:39:35.284 INFO kablam!   --> examples/lock.rs:44:5
Aug 02 03:39:35.284 INFO kablam!    |
Aug 02 03:39:35.284 INFO kablam! 44 |     join_handle.join();
Aug 02 03:39:35.284 INFO kablam!    |     ^^^^^^^^^^^^^^^^^^^
Aug 02 03:39:35.284 INFO kablam!    |
Aug 02 03:39:35.284 INFO kablam!    = note: #[warn(unused_must_use)] on by default
Aug 02 03:39:35.284 INFO kablam! 
Aug 02 03:39:35.313 INFO kablam! error: build failed
Aug 02 03:39:35.314 INFO kablam! su: No module specific data is present
Aug 02 03:39:35.876 INFO running `"docker" "rm" "-f" "5c5d46309f976d51343b6a05665914b49cec2697e954f7e8507ae7a5d92fd7ab"`
Aug 02 03:39:36.064 INFO blam! 5c5d46309f976d51343b6a05665914b49cec2697e954f7e8507ae7a5d92fd7ab