Aug 02 01:51:38.449 INFO checking prometheus-0.4.2 against 1.27.2 for lazy_static-1
Aug 02 01:51:38.449 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 01:51:38.449 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 01:51:38.449 INFO running `"docker" "create" "-v" "/tmp/crater.IhJxaaUkctQO:/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 01:51:38.727 INFO blam! f356bc040745644965ffbd29161cdd27f97493e19cae8df672fb5329cb6cb600
Aug 02 01:51:38.730 INFO running `"docker" "start" "-a" "f356bc040745644965ffbd29161cdd27f97493e19cae8df672fb5329cb6cb600"`
Aug 02 01:51:40.254 INFO kablam!    Compiling protobuf v2.0.4
Aug 02 01:51:40.256 INFO kablam!    Compiling prometheus v0.4.2 (file:///source)
Aug 02 01:51:40.256 INFO kablam!     Checking spin v0.4.8
Aug 02 01:51:40.260 INFO kablam!     Checking hyper v0.9.18
Aug 02 01:52:01.334 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 01:52:01.334 INFO kablam!   --> benches/counter.rs:14:1
Aug 02 01:52:01.334 INFO kablam!    |
Aug 02 01:52:01.334 INFO kablam! 14 | #![feature(test)]
Aug 02 01:52:01.334 INFO kablam!    | ^^^^^^^^^^^^^^^^^
Aug 02 01:52:01.335 INFO kablam! 
Aug 02 01:52:01.335 INFO kablam! error: aborting due to previous error
Aug 02 01:52:01.335 INFO kablam! 
Aug 02 01:52:01.335 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 01:52:01.342 INFO kablam! error: Could not compile `prometheus`.
Aug 02 01:52:01.342 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 01:52:01.523 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 01:52:01.523 INFO kablam!   --> benches/gauge.rs:14:1
Aug 02 01:52:01.523 INFO kablam!    |
Aug 02 01:52:01.523 INFO kablam! 14 | #![feature(test)]
Aug 02 01:52:01.523 INFO kablam!    | ^^^^^^^^^^^^^^^^^
Aug 02 01:52:01.523 INFO kablam! 
Aug 02 01:52:01.524 INFO kablam! error: aborting due to previous error
Aug 02 01:52:01.524 INFO kablam! 
Aug 02 01:52:01.525 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 01:52:01.535 INFO kablam! error: Could not compile `prometheus`.
Aug 02 01:52:01.536 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 01:52:01.767 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 01:52:01.768 INFO kablam!   --> benches/histogram.rs:14:1
Aug 02 01:52:01.768 INFO kablam!    |
Aug 02 01:52:01.768 INFO kablam! 14 | #![feature(test)]
Aug 02 01:52:01.768 INFO kablam!    | ^^^^^^^^^^^^^^^^^
Aug 02 01:52:01.768 INFO kablam! 
Aug 02 01:52:01.768 INFO kablam! error: aborting due to previous error
Aug 02 01:52:01.768 INFO kablam! 
Aug 02 01:52:01.768 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 01:52:01.774 INFO kablam! error: Could not compile `prometheus`.
Aug 02 01:52:01.774 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 01:52:02.609 INFO kablam! error: build failed
Aug 02 01:52:02.610 INFO kablam! su: No module specific data is present
Aug 02 01:52:03.098 INFO running `"docker" "rm" "-f" "f356bc040745644965ffbd29161cdd27f97493e19cae8df672fb5329cb6cb600"`
Aug 02 01:52:03.245 INFO blam! f356bc040745644965ffbd29161cdd27f97493e19cae8df672fb5329cb6cb600