Aug 02 07:20:57.185 INFO checking hdrsample-6.0.3 against 1.27.2 for lazy_static-1
Aug 02 07:20:57.185 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 07:20:57.185 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 02 07:20:57.185 INFO running `"docker" "create" "-v" "/tmp/crater.vVYCbgUUf1iL:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-1/1.27.2:/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 07:20:57.471 INFO blam! 7c690c77ac6c88bd0d1d9aa1adaac07485ff36142e0b0de0ba8831bac2a1e107
Aug 02 07:20:57.476 INFO running `"docker" "start" "-a" "7c690c77ac6c88bd0d1d9aa1adaac07485ff36142e0b0de0ba8831bac2a1e107"`
Aug 02 07:20:58.517 INFO kablam!    Compiling rug v0.9.3
Aug 02 07:20:58.520 INFO kablam!     Checking hdrsample v6.0.3 (file:///source)
Aug 02 07:21:20.923 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 07:21:20.923 INFO kablam!  --> benches/record.rs:1:1
Aug 02 07:21:20.923 INFO kablam!   |
Aug 02 07:21:20.923 INFO kablam! 1 | #![feature(test)]
Aug 02 07:21:20.923 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 07:21:20.924 INFO kablam! 
Aug 02 07:21:20.925 INFO kablam! error: aborting due to previous error
Aug 02 07:21:20.925 INFO kablam! 
Aug 02 07:21:20.925 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 07:21:20.982 INFO kablam! error: Could not compile `hdrsample`.
Aug 02 07:21:20.983 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 07:21:21.540 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 02 07:21:21.540 INFO kablam!  --> benches/serialization.rs:1:1
Aug 02 07:21:21.540 INFO kablam!   |
Aug 02 07:21:21.540 INFO kablam! 1 | #![feature(test)]
Aug 02 07:21:21.540 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 02 07:21:21.541 INFO kablam! 
Aug 02 07:21:21.542 INFO kablam! error: aborting due to previous error
Aug 02 07:21:21.542 INFO kablam! 
Aug 02 07:21:21.543 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 02 07:21:21.569 INFO kablam! error: Could not compile `hdrsample`.
Aug 02 07:21:21.570 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 02 07:21:23.359 INFO kablam! warning: unnecessary parentheses around method argument
Aug 02 07:21:23.359 INFO kablam!   --> src/tests/value_calculation.rs:28:43
Aug 02 07:21:23.359 INFO kablam!    |
Aug 02 07:21:23.359 INFO kablam! 28 |     assert_eq!(1 << 7, h.equivalent_range((1 << 17)));
Aug 02 07:21:23.359 INFO kablam!    |                                           ^^^^^^^^^ help: remove these parentheses
Aug 02 07:21:23.360 INFO kablam!    |
Aug 02 07:21:23.360 INFO kablam!    = note: #[warn(unused_parens)] on by default
Aug 02 07:21:23.360 INFO kablam! 
Aug 02 07:21:23.360 INFO kablam! warning: unnecessary parentheses around method argument
Aug 02 07:21:23.360 INFO kablam!   --> src/tests/value_calculation.rs:56:43
Aug 02 07:21:23.360 INFO kablam!    |
Aug 02 07:21:23.360 INFO kablam! 56 |     assert_eq!(1 << 7, h.equivalent_range((1 << 17)));
Aug 02 07:21:23.360 INFO kablam!    |                                           ^^^^^^^^^ help: remove these parentheses
Aug 02 07:21:23.360 INFO kablam! 
Aug 02 07:21:30.764 INFO kablam! error: build failed
Aug 02 07:21:30.766 INFO kablam! su: No module specific data is present
Aug 02 07:21:31.361 INFO running `"docker" "rm" "-f" "7c690c77ac6c88bd0d1d9aa1adaac07485ff36142e0b0de0ba8831bac2a1e107"`
Aug 02 07:21:31.516 INFO blam! 7c690c77ac6c88bd0d1d9aa1adaac07485ff36142e0b0de0ba8831bac2a1e107