Aug 02 10:29:09.718 INFO checking expert-0.0.1 against 1.27.2+tmplazy for lazy_static-1
Aug 02 10:29:09.718 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 10:29:09.718 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 10:29:09.718 INFO running `"docker" "create" "-v" "/tmp/crater.jU6012dIo5p2:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-0/1.27.2+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 10:29:09.912 INFO blam! e4e468a84fe18b7923eea18faf28c0e1024ac7bebfca5dc2c81ab3297d013524
Aug 02 10:29:09.912 INFO running `"docker" "start" "-a" "e4e468a84fe18b7923eea18faf28c0e1024ac7bebfca5dc2c81ab3297d013524"`
Aug 02 10:29:10.870 INFO kablam!    Compiling interpolate_idents v0.1.8
Aug 02 10:29:10.871 INFO kablam!     Checking parking_lot_core v0.2.14
Aug 02 10:29:10.871 INFO kablam!     Checking float-cmp v0.2.5
Aug 02 10:29:12.420 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 10:29:12.420 INFO kablam!   --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/parking_lot_core-0.2.14/src/lib.rs:41:60
Aug 02 10:29:12.420 INFO kablam!    |
Aug 02 10:29:12.420 INFO kablam! 41 | #![cfg_attr(all(feature = "nightly", target_os = "linux"), feature(integer_atomics))]
Aug 02 10:29:12.420 INFO kablam!    |                                                            ^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 10:29:12.420 INFO kablam! 
Aug 02 10:29:12.423 INFO kablam! error: aborting due to previous error
Aug 02 10:29:12.423 INFO kablam! 
Aug 02 10:29:12.423 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 10:29:12.431 INFO kablam! error: Could not compile `parking_lot_core`.
Aug 02 10:29:12.432 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 10:29:14.033 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 10:29:14.034 INFO kablam!  --> /cargo-home/registry/src/github.com-1ecc6299db9ec823/interpolate_idents-0.1.8/src/lib.rs:1:1
Aug 02 10:29:14.034 INFO kablam!   |
Aug 02 10:29:14.034 INFO kablam! 1 | #![feature(plugin_registrar, rustc_private)]
Aug 02 10:29:14.034 INFO kablam!   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Aug 02 10:29:14.034 INFO kablam! 
Aug 02 10:29:14.034 INFO kablam! error: aborting due to previous error
Aug 02 10:29:14.034 INFO kablam! 
Aug 02 10:29:14.034 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 10:29:14.052 INFO kablam! error: Could not compile `interpolate_idents`.
Aug 02 10:29:14.052 INFO kablam! 
Aug 02 10:29:14.052 INFO kablam! To learn more, run the command again with --verbose.
Aug 02 10:29:14.054 INFO kablam! su: No module specific data is present
Aug 02 10:29:15.031 INFO running `"docker" "rm" "-f" "e4e468a84fe18b7923eea18faf28c0e1024ac7bebfca5dc2c81ab3297d013524"`
Aug 02 10:29:15.191 INFO blam! e4e468a84fe18b7923eea18faf28c0e1024ac7bebfca5dc2c81ab3297d013524