Aug 02 14:50:38.006 INFO checking arc-swap-0.2.0 against 1.27.2+tmplazy for lazy_static-1
Aug 02 14:50:38.006 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 14:50:38.006 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 14:50:38.006 INFO running `"docker" "create" "-v" "/tmp/crater.Ch9xlL7uk7GF:/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 02 14:50:38.222 INFO blam! 9a9d670c663cc9782eb0d9d2c39977a01690f7267df1fcaa08b70a29f2837a10
Aug 02 14:50:38.224 INFO running `"docker" "start" "-a" "9a9d670c663cc9782eb0d9d2c39977a01690f7267df1fcaa08b70a29f2837a10"`
Aug 02 14:50:39.103 INFO kablam!     Checking arc-swap v0.2.0 (file:///source)
Aug 02 14:50:41.492 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 14:50:41.492 INFO kablam!  --> benches/int-access.rs:1:1
Aug 02 14:50:41.492 INFO kablam!   |
Aug 02 14:50:41.492 INFO kablam! 1 | #![feature(test)]
Aug 02 14:50:41.492 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 14:50:41.493 INFO kablam! 
Aug 02 14:50:41.494 INFO kablam! error: aborting due to previous error
Aug 02 14:50:41.494 INFO kablam! 
Aug 02 14:50:41.494 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 14:50:41.506 INFO kablam! error: Could not compile `arc-swap`.
Aug 02 14:50:41.507 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 14:50:41.524 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 14:50:41.524 INFO kablam!  --> benches/background.rs:1:1
Aug 02 14:50:41.524 INFO kablam!   |
Aug 02 14:50:41.524 INFO kablam! 1 | #![feature(test)]
Aug 02 14:50:41.524 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 14:50:41.524 INFO kablam! 
Aug 02 14:50:41.526 INFO kablam! error: aborting due to previous error
Aug 02 14:50:41.526 INFO kablam! 
Aug 02 14:50:41.526 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 14:50:41.535 INFO kablam! error: Could not compile `arc-swap`.
Aug 02 14:50:41.536 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 14:50:42.625 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 14:50:42.625 INFO kablam!  --> benches/atomics.rs:1:1
Aug 02 14:50:42.625 INFO kablam!   |
Aug 02 14:50:42.625 INFO kablam! 1 | #![feature(test)]
Aug 02 14:50:42.626 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 14:50:42.626 INFO kablam! 
Aug 02 14:50:42.626 INFO kablam! error: aborting due to previous error
Aug 02 14:50:42.626 INFO kablam! 
Aug 02 14:50:42.626 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 14:50:42.649 INFO kablam! error: Could not compile `arc-swap`.
Aug 02 14:50:42.649 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 14:50:43.172 INFO kablam! error: build failed
Aug 02 14:50:43.174 INFO kablam! su: No module specific data is present
Aug 02 14:50:43.873 INFO running `"docker" "rm" "-f" "9a9d670c663cc9782eb0d9d2c39977a01690f7267df1fcaa08b70a29f2837a10"`
Aug 02 14:50:44.019 INFO blam! 9a9d670c663cc9782eb0d9d2c39977a01690f7267df1fcaa08b70a29f2837a10