Aug 02 05:04:49.170 INFO checking lmdb-0.7.2 against 1.27.2 for lazy_static-1
Aug 02 05:04:49.170 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 05:04:49.170 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 05:04:49.170 INFO running `"docker" "create" "-v" "/tmp/crater.Bd9Cw4B2tgL3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-2/1.27.2:/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 05:04:49.507 INFO blam! 691f4d552e9e0a4157c0566bc3f89ea6c094308d96b94746f3ac55d3319365dd
Aug 02 05:04:49.509 INFO running `"docker" "start" "-a" "691f4d552e9e0a4157c0566bc3f89ea6c094308d96b94746f3ac55d3319365dd"`
Aug 02 05:04:50.808 INFO kablam!    Compiling gcc v0.3.51
Aug 02 05:04:56.228 INFO kablam!    Compiling lmdb-sys v0.7.2
Aug 02 05:05:03.163 INFO kablam!     Checking lmdb v0.7.2 (file:///source)
Aug 02 05:05:04.187 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 05:05:04.187 INFO kablam!  --> src/lib.rs:4:19
Aug 02 05:05:04.187 INFO kablam!   |
Aug 02 05:05:04.187 INFO kablam! 4 | #![cfg_attr(test, feature(test))]
Aug 02 05:05:04.187 INFO kablam!   |                   ^^^^^^^^^^^^^^
Aug 02 05:05:04.187 INFO kablam! 
Aug 02 05:05:04.208 INFO kablam! error: aborting due to previous error
Aug 02 05:05:04.208 INFO kablam! 
Aug 02 05:05:04.208 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 05:05:04.216 INFO kablam! error: Could not compile `lmdb`.
Aug 02 05:05:04.216 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 05:05:04.967 INFO kablam! error: build failed
Aug 02 05:05:04.968 INFO kablam! su: No module specific data is present
Aug 02 05:05:05.576 INFO running `"docker" "rm" "-f" "691f4d552e9e0a4157c0566bc3f89ea6c094308d96b94746f3ac55d3319365dd"`
Aug 02 05:05:05.751 INFO blam! 691f4d552e9e0a4157c0566bc3f89ea6c094308d96b94746f3ac55d3319365dd