Aug 02 14:12:14.441 INFO checking binary-tree-0.2.0 against 1.27.2+tmplazy for lazy_static-1
Aug 02 14:12:14.441 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 14:12:14.441 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 14:12:14.441 INFO running `"docker" "create" "-v" "/tmp/crater.AVNJqRWvYLbO:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-3/1.27.2+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 14:12:14.796 INFO blam! af3081a2567304a0a14de2648391b992ce7f63cde194319e7b8f224444e2b08d
Aug 02 14:12:14.799 INFO running `"docker" "start" "-a" "af3081a2567304a0a14de2648391b992ce7f63cde194319e7b8f224444e2b08d"`
Aug 02 14:12:15.883 INFO kablam!     Checking binary-tree v0.2.0 (file:///source)
Aug 02 14:12:20.116 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 14:12:20.116 INFO kablam!  --> benches/from_iter.rs:1:1
Aug 02 14:12:20.116 INFO kablam!   |
Aug 02 14:12:20.116 INFO kablam! 1 | #![feature(test)]
Aug 02 14:12:20.116 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 14:12:20.127 INFO kablam! 
Aug 02 14:12:20.129 INFO kablam! error: aborting due to previous error
Aug 02 14:12:20.129 INFO kablam! 
Aug 02 14:12:20.130 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 14:12:20.165 INFO kablam! error: Could not compile `binary-tree`.
Aug 02 14:12:20.165 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 14:12:20.312 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 14:12:20.312 INFO kablam!  --> benches/remove.rs:1:1
Aug 02 14:12:20.312 INFO kablam!   |
Aug 02 14:12:20.313 INFO kablam! 1 | #![feature(test)]
Aug 02 14:12:20.313 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 14:12:20.315 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 14:12:20.315 INFO kablam!  --> benches/insert.rs:1:1
Aug 02 14:12:20.315 INFO kablam!   |
Aug 02 14:12:20.315 INFO kablam! 1 | #![feature(test)]
Aug 02 14:12:20.315 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 14:12:20.316 INFO kablam! 
Aug 02 14:12:20.316 INFO kablam! error: aborting due to previous error
Aug 02 14:12:20.317 INFO kablam! 
Aug 02 14:12:20.317 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 14:12:20.325 INFO kablam! error: Could not compile `binary-tree`.
Aug 02 14:12:20.326 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 14:12:20.326 INFO kablam! 
Aug 02 14:12:20.327 INFO kablam! error: aborting due to previous error
Aug 02 14:12:20.327 INFO kablam! 
Aug 02 14:12:20.327 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 14:12:20.336 INFO kablam! error: Could not compile `binary-tree`.
Aug 02 14:12:20.337 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 14:12:20.495 INFO kablam! error: build failed
Aug 02 14:12:20.498 INFO kablam! su: No module specific data is present
Aug 02 14:12:21.296 INFO running `"docker" "rm" "-f" "af3081a2567304a0a14de2648391b992ce7f63cde194319e7b8f224444e2b08d"`
Aug 02 14:12:21.441 INFO blam! af3081a2567304a0a14de2648391b992ce7f63cde194319e7b8f224444e2b08d