Aug 02 01:15:09.891 INFO checking rc2-0.2.0 against 1.27.2+tmplazy for lazy_static-1
Aug 02 01:15:09.891 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 01:15:09.891 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 01:15:09.891 INFO running `"docker" "create" "-v" "/tmp/crater.7wynD1iRAZb3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-0/1.27.2+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 01:15:10.099 INFO blam! 39dcf1ceb131e27dfb6ea2d228a3e1d976bfb4bf8a38ec11776d9c779316be00
Aug 02 01:15:10.101 INFO running `"docker" "start" "-a" "39dcf1ceb131e27dfb6ea2d228a3e1d976bfb4bf8a38ec11776d9c779316be00"`
Aug 02 01:15:12.027 INFO kablam!     Checking rc2 v0.2.0 (file:///source)
Aug 02 01:15:13.172 INFO kablam! error: cannot find macro `bench!` in this scope
Aug 02 01:15:13.172 INFO kablam!  --> benches/lib.rs:7:1
Aug 02 01:15:13.172 INFO kablam!   |
Aug 02 01:15:13.172 INFO kablam! 7 | bench!(rc2::Rc2, 16);
Aug 02 01:15:13.172 INFO kablam!   | ^^^^^
Aug 02 01:15:13.172 INFO kablam! 
Aug 02 01:15:13.180 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 01:15:13.180 INFO kablam!  --> benches/lib.rs:2:1
Aug 02 01:15:13.180 INFO kablam!   |
Aug 02 01:15:13.180 INFO kablam! 2 | #![feature(test)]
Aug 02 01:15:13.180 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 01:15:13.180 INFO kablam! 
Aug 02 01:15:13.180 INFO kablam! error: aborting due to 2 previous errors
Aug 02 01:15:13.180 INFO kablam! 
Aug 02 01:15:13.180 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 01:15:13.206 INFO kablam! error: Could not compile `rc2`.
Aug 02 01:15:13.206 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 01:15:13.538 INFO kablam! error: build failed
Aug 02 01:15:13.539 INFO kablam! su: No module specific data is present
Aug 02 01:15:14.368 INFO running `"docker" "rm" "-f" "39dcf1ceb131e27dfb6ea2d228a3e1d976bfb4bf8a38ec11776d9c779316be00"`
Aug 02 01:15:14.520 INFO blam! 39dcf1ceb131e27dfb6ea2d228a3e1d976bfb4bf8a38ec11776d9c779316be00