Aug 02 01:56:21.180 INFO checking probability-0.15.11 against 1.27.2+tmplazy for lazy_static-1
Aug 02 01:56:21.180 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 01:56:21.180 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 01:56:21.180 INFO running `"docker" "create" "-v" "/tmp/crater.4sw89TOQTfnB:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-6/1.27.2+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 01:56:21.423 INFO blam! 607abd0ddc40f8fd8b5b809bb3d63927a291f830f724cddebcec72b6cff9c5f7
Aug 02 01:56:21.425 INFO running `"docker" "start" "-a" "607abd0ddc40f8fd8b5b809bb3d63927a291f830f724cddebcec72b6cff9c5f7"`
Aug 02 01:56:22.652 INFO kablam!     Checking assert v0.7.4
Aug 02 01:56:22.652 INFO kablam!     Checking special v0.7.8
Aug 02 01:56:23.243 INFO kablam!     Checking probability v0.15.11 (file:///source)
Aug 02 01:56:25.169 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 01:56:25.169 INFO kablam!  --> benches/lib.rs:1:1
Aug 02 01:56:25.169 INFO kablam!   |
Aug 02 01:56:25.169 INFO kablam! 1 | #![feature(test)]
Aug 02 01:56:25.169 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 01:56:25.170 INFO kablam! 
Aug 02 01:56:25.170 INFO kablam! error: aborting due to previous error
Aug 02 01:56:25.170 INFO kablam! 
Aug 02 01:56:25.170 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 01:56:25.177 INFO kablam! error: Could not compile `probability`.
Aug 02 01:56:25.177 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 01:56:27.100 INFO kablam! error: build failed
Aug 02 01:56:27.102 INFO kablam! su: No module specific data is present
Aug 02 01:56:27.837 INFO running `"docker" "rm" "-f" "607abd0ddc40f8fd8b5b809bb3d63927a291f830f724cddebcec72b6cff9c5f7"`
Aug 02 01:56:28.001 INFO blam! 607abd0ddc40f8fd8b5b809bb3d63927a291f830f724cddebcec72b6cff9c5f7