Aug 02 12:08:32.309 INFO checking crossbeam-epoch-0.4.3 against 1.27.2+tmplazy for lazy_static-1
Aug 02 12:08:32.310 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 12:08:32.310 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 12:08:32.310 INFO running `"docker" "create" "-v" "/tmp/crater.uYR37YlCwQ7R:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-7/1.27.2+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 12:08:32.576 INFO blam! a386c927d131e543763abd5e5b60f56d78b9b7e391973898db1705a223264a51
Aug 02 12:08:32.578 INFO running `"docker" "start" "-a" "a386c927d131e543763abd5e5b60f56d78b9b7e391973898db1705a223264a51"`
Aug 02 12:08:33.630 INFO kablam!     Blocking waiting for file lock on the git checkouts
Aug 02 12:08:33.809 INFO kablam!     Checking crossbeam-epoch v0.4.3 (file:///source)
Aug 02 12:08:36.984 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 12:08:36.984 INFO kablam!  --> benches/flush.rs:1:1
Aug 02 12:08:36.984 INFO kablam!   |
Aug 02 12:08:36.985 INFO kablam! 1 | #![feature(test)]
Aug 02 12:08:36.985 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 12:08:36.985 INFO kablam! 
Aug 02 12:08:36.985 INFO kablam! error: aborting due to previous error
Aug 02 12:08:36.985 INFO kablam! 
Aug 02 12:08:36.985 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 12:08:36.997 INFO kablam! error: Could not compile `crossbeam-epoch`.
Aug 02 12:08:36.997 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 12:08:37.130 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 12:08:37.130 INFO kablam!  --> benches/defer.rs:1:1
Aug 02 12:08:37.130 INFO kablam!   |
Aug 02 12:08:37.130 INFO kablam! 1 | #![feature(test)]
Aug 02 12:08:37.130 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 12:08:37.130 INFO kablam! 
Aug 02 12:08:37.130 INFO kablam! error: aborting due to previous error
Aug 02 12:08:37.130 INFO kablam! 
Aug 02 12:08:37.130 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 12:08:37.137 INFO kablam! error: Could not compile `crossbeam-epoch`.
Aug 02 12:08:37.138 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 12:08:37.229 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 12:08:37.229 INFO kablam!  --> benches/pin.rs:1:1
Aug 02 12:08:37.229 INFO kablam!   |
Aug 02 12:08:37.229 INFO kablam! 1 | #![feature(test)]
Aug 02 12:08:37.229 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 12:08:37.232 INFO kablam! 
Aug 02 12:08:37.233 INFO kablam! error: aborting due to previous error
Aug 02 12:08:37.233 INFO kablam! 
Aug 02 12:08:37.234 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 12:08:37.270 INFO kablam! error: Could not compile `crossbeam-epoch`.
Aug 02 12:08:37.271 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 12:08:37.434 INFO kablam! error: build failed
Aug 02 12:08:37.437 INFO kablam! su: No module specific data is present
Aug 02 12:08:38.095 INFO running `"docker" "rm" "-f" "a386c927d131e543763abd5e5b60f56d78b9b7e391973898db1705a223264a51"`
Aug 02 12:08:38.253 INFO blam! a386c927d131e543763abd5e5b60f56d78b9b7e391973898db1705a223264a51