Aug 02 12:36:28.606 INFO checking columnar-0.0.19 against 1.27.2 for lazy_static-1
Aug 02 12:36:28.606 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 12:36:28.606 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 12:36:28.606 INFO running `"docker" "create" "-v" "/tmp/crater.Da0OTjzzfDd7:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-3/1.27.2:/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 12:36:28.875 INFO blam! 811d417521a320c8ea47ba39e2712faf32f4bbd2140981e364b5ef4749079066
Aug 02 12:36:28.877 INFO running `"docker" "start" "-a" "811d417521a320c8ea47ba39e2712faf32f4bbd2140981e364b5ef4749079066"`
Aug 02 12:36:30.002 INFO kablam!     Checking columnar v0.0.19 (file:///source)
Aug 02 12:36:30.836 INFO kablam! warning: unused import: `std::mem::size_of`
Aug 02 12:36:30.836 INFO kablam!  --> src/lib.rs:4:5
Aug 02 12:36:30.836 INFO kablam!   |
Aug 02 12:36:30.836 INFO kablam! 4 | use std::mem::size_of;
Aug 02 12:36:30.836 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Aug 02 12:36:30.837 INFO kablam!   |
Aug 02 12:36:30.837 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 02 12:36:30.837 INFO kablam! 
Aug 02 12:36:30.896 INFO kablam! warning: unused import: `std::mem::size_of`
Aug 02 12:36:30.896 INFO kablam!  --> src/lib.rs:4:5
Aug 02 12:36:30.896 INFO kablam!   |
Aug 02 12:36:30.896 INFO kablam! 4 | use std::mem::size_of;
Aug 02 12:36:30.896 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Aug 02 12:36:30.896 INFO kablam!   |
Aug 02 12:36:30.896 INFO kablam!   = note: #[warn(unused_imports)] on by default
Aug 02 12:36:30.896 INFO kablam! 
Aug 02 12:36:32.078 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 12:36:32.078 INFO kablam!  --> benches/bench.rs:1:1
Aug 02 12:36:32.078 INFO kablam!   |
Aug 02 12:36:32.079 INFO kablam! 1 | #![feature(test)]
Aug 02 12:36:32.079 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 12:36:32.079 INFO kablam! 
Aug 02 12:36:32.079 INFO kablam! error: aborting due to previous error
Aug 02 12:36:32.079 INFO kablam! 
Aug 02 12:36:32.079 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 12:36:32.089 INFO kablam! error: Could not compile `columnar`.
Aug 02 12:36:32.089 INFO kablam! 
Aug 02 12:36:32.089 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 12:36:32.090 INFO kablam! su: No module specific data is present
Aug 02 12:36:32.628 INFO running `"docker" "rm" "-f" "811d417521a320c8ea47ba39e2712faf32f4bbd2140981e364b5ef4749079066"`
Aug 02 12:36:32.845 INFO blam! 811d417521a320c8ea47ba39e2712faf32f4bbd2140981e364b5ef4749079066