Aug 01 18:31:15.703 INFO checking xalloc-0.2.3 against 1.27.2 for lazy_static-1
Aug 01 18:31:15.703 INFO running: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 18:31:15.703 INFO creating container for: cargo +1.27.2 check --frozen --all --all-targets
Aug 01 18:31:15.703 INFO running `"docker" "create" "-v" "/tmp/crater.9CNu6fMuHxDw:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/lazy_static-1/worker-0/1.27.2:/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 01 18:31:15.958 INFO blam! b15e365f573ccbd4201abdd0c19e57f962537880a27283b8e272519cd094692b
Aug 01 18:31:15.960 INFO running `"docker" "start" "-a" "b15e365f573ccbd4201abdd0c19e57f962537880a27283b8e272519cd094692b"`
Aug 01 18:31:16.848 INFO kablam!     Checking xalloc v0.2.3 (file:///source)
Aug 01 18:31:21.675 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 18:31:21.675 INFO kablam!  --> benches/bitmap.rs:9:1
Aug 01 18:31:21.675 INFO kablam!   |
Aug 01 18:31:21.675 INFO kablam! 9 | #![feature(test)]
Aug 01 18:31:21.675 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 01 18:31:21.675 INFO kablam! 
Aug 01 18:31:21.676 INFO kablam! error: aborting due to previous error
Aug 01 18:31:21.676 INFO kablam! 
Aug 01 18:31:21.676 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 18:31:21.714 INFO kablam! error: Could not compile `xalloc`.
Aug 01 18:31:21.714 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 18:31:21.853 INFO kablam! warning: unnecessary parentheses around method argument
Aug 01 18:31:21.853 INFO kablam!   --> tests/bitmap.rs:71:36
Aug 01 18:31:21.853 INFO kablam!    |
Aug 01 18:31:21.853 INFO kablam! 71 |             let result2 = sa.alloc((i - k));
Aug 01 18:31:21.853 INFO kablam!    |                                    ^^^^^^^ help: remove these parentheses
Aug 01 18:31:21.853 INFO kablam!    |
Aug 01 18:31:21.853 INFO kablam!    = note: #[warn(unused_parens)] on by default
Aug 01 18:31:21.853 INFO kablam! 
Aug 01 18:31:21.854 INFO kablam! warning: unnecessary parentheses around method argument
Aug 01 18:31:21.854 INFO kablam!   --> tests/bitmap.rs:88:40
Aug 01 18:31:21.854 INFO kablam!    |
Aug 01 18:31:21.854 INFO kablam! 88 |                 let result2 = sa.alloc((i - k - j));
Aug 01 18:31:21.854 INFO kablam!    |                                        ^^^^^^^^^^^ help: remove these parentheses
Aug 01 18:31:21.854 INFO kablam! 
Aug 01 18:31:21.854 INFO kablam! warning: unnecessary parentheses around method argument
Aug 01 18:31:21.854 INFO kablam!   --> tests/bitmap.rs:91:40
Aug 01 18:31:21.854 INFO kablam!    |
Aug 01 18:31:21.854 INFO kablam! 91 |                 let result3 = sa.alloc((j));
Aug 01 18:31:21.854 INFO kablam!    |                                        ^^^ help: remove these parentheses
Aug 01 18:31:21.854 INFO kablam! 
Aug 01 18:31:21.854 INFO kablam! warning: unnecessary parentheses around method argument
Aug 01 18:31:21.854 INFO kablam!    --> tests/bitmap.rs:108:36
Aug 01 18:31:21.854 INFO kablam!     |
Aug 01 18:31:21.854 INFO kablam! 108 |             let result2 = sa.alloc((i - k));
Aug 01 18:31:21.854 INFO kablam!     |                                    ^^^^^^^ help: remove these parentheses
Aug 01 18:31:21.854 INFO kablam! 
Aug 01 18:31:21.970 INFO kablam! error[E0554]: #![feature] may not be used on the stable release channel
Aug 01 18:31:21.970 INFO kablam!  --> benches/tlsf.rs:9:1
Aug 01 18:31:21.970 INFO kablam!   |
Aug 01 18:31:21.970 INFO kablam! 9 | #![feature(test)]
Aug 01 18:31:21.970 INFO kablam!   | ^^^^^^^^^^^^^^^^^
Aug 01 18:31:21.971 INFO kablam! 
Aug 01 18:31:21.971 INFO kablam! error: aborting due to previous error
Aug 01 18:31:21.971 INFO kablam! 
Aug 01 18:31:21.971 INFO kablam! For more information about this error, try `rustc --explain E0554`.
Aug 01 18:31:21.997 INFO kablam! error: Could not compile `xalloc`.
Aug 01 18:31:21.997 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 01 18:31:22.322 INFO kablam! error: build failed
Aug 01 18:31:22.324 INFO kablam! su: No module specific data is present
Aug 01 18:31:22.879 INFO running `"docker" "rm" "-f" "b15e365f573ccbd4201abdd0c19e57f962537880a27283b8e272519cd094692b"`
Aug 01 18:31:23.029 INFO blam! b15e365f573ccbd4201abdd0c19e57f962537880a27283b8e272519cd094692b