Aug 02 06:44:44.276 INFO checking indexmap-1.0.1 against 1.27.2 for lazy_static-1
Aug 02 06:44:44.276 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 06:44:44.276 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 06:44:44.277 INFO running `"docker" "create" "-v" "/tmp/crater.m3KM5390jOVE:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-5/1.27.2:/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 06:44:44.618 INFO blam! bd37eaecf7a36b11ac040d2d7431ee600573b52de00acf8532814f42ad984475
Aug 02 06:44:44.620 INFO running `"docker" "start" "-a" "bd37eaecf7a36b11ac040d2d7431ee600573b52de00acf8532814f42ad984475"`
Aug 02 06:44:46.125 INFO kablam!     Checking indexmap v1.0.1 (file:///source)
Aug 02 06:44:46.130 INFO kablam!     Checking quickcheck v0.6.2
Aug 02 06:44:52.626 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 06:44:52.626 INFO kablam!  --> benches/bench.rs:1:1
Aug 02 06:44:52.626 INFO kablam!   |
Aug 02 06:44:52.626 INFO kablam! 1 | #![feature(test)]
Aug 02 06:44:52.626 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 06:44:52.635 INFO kablam! 
Aug 02 06:44:52.637 INFO kablam! error: aborting due to previous error
Aug 02 06:44:52.644 INFO kablam! 
Aug 02 06:44:52.645 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 06:44:52.706 INFO kablam! error: Could not compile `indexmap`.
Aug 02 06:44:52.706 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 06:44:53.148 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 06:44:53.148 INFO kablam!  --> benches/faststring.rs:1:1
Aug 02 06:44:53.148 INFO kablam!   |
Aug 02 06:44:53.148 INFO kablam! 1 | #![feature(test)]
Aug 02 06:44:53.148 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 06:44:53.148 INFO kablam! 
Aug 02 06:44:53.148 INFO kablam! error: aborting due to previous error
Aug 02 06:44:53.148 INFO kablam! 
Aug 02 06:44:53.148 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 06:44:53.183 INFO kablam! error: Could not compile `indexmap`.
Aug 02 06:44:53.183 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 06:44:56.437 INFO kablam! error: build failed
Aug 02 06:44:56.439 INFO kablam! su: No module specific data is present
Aug 02 06:44:57.272 INFO running `"docker" "rm" "-f" "bd37eaecf7a36b11ac040d2d7431ee600573b52de00acf8532814f42ad984475"`
Aug 02 06:44:57.449 INFO blam! bd37eaecf7a36b11ac040d2d7431ee600573b52de00acf8532814f42ad984475