Aug 02 07:37:24.675 INFO checking groonga-sys-0.1.0 against 1.27.2+tmplazy for lazy_static-1
Aug 02 07:37:24.675 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 07:37:24.675 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 07:37:24.675 INFO running `"docker" "create" "-v" "/tmp/crater.n55wwDo395MR:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-5/1.27.2+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 07:37:25.044 INFO blam! 74cb039bdd7d1abd6d0805c37666197c39a971b1816225e5fee96a507b18ef2a
Aug 02 07:37:25.045 INFO running `"docker" "start" "-a" "74cb039bdd7d1abd6d0805c37666197c39a971b1816225e5fee96a507b18ef2a"`
Aug 02 07:37:26.512 INFO kablam!     Checking groonga-sys v0.1.0 (file:///source)
Aug 02 07:37:26.983 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 07:37:26.983 INFO kablam!  --> src/lib.rs:1:1
Aug 02 07:37:26.983 INFO kablam!   |
Aug 02 07:37:26.983 INFO kablam! 1 | #![feature(libc)]
Aug 02 07:37:26.983 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 07:37:26.983 INFO kablam! 
Aug 02 07:37:26.985 INFO kablam! error: aborting due to previous error
Aug 02 07:37:26.985 INFO kablam! 
Aug 02 07:37:26.985 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 07:37:27.009 INFO kablam! error: Could not compile `groonga-sys`.
Aug 02 07:37:27.009 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 07:37:27.077 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 07:37:27.077 INFO kablam!  --> src/lib.rs:1:1
Aug 02 07:37:27.077 INFO kablam!   |
Aug 02 07:37:27.077 INFO kablam! 1 | #![feature(libc)]
Aug 02 07:37:27.077 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 07:37:27.077 INFO kablam! 
Aug 02 07:37:27.079 INFO kablam! error: aborting due to previous error
Aug 02 07:37:27.079 INFO kablam! 
Aug 02 07:37:27.079 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 07:37:27.086 INFO kablam! error: Could not compile `groonga-sys`.
Aug 02 07:37:27.086 INFO kablam! 
Aug 02 07:37:27.086 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 07:37:27.087 INFO kablam! su: No module specific data is present
Aug 02 07:37:27.966 INFO running `"docker" "rm" "-f" "74cb039bdd7d1abd6d0805c37666197c39a971b1816225e5fee96a507b18ef2a"`
Aug 02 07:37:28.113 INFO blam! 74cb039bdd7d1abd6d0805c37666197c39a971b1816225e5fee96a507b18ef2a