Sep 06 09:26:23.966 INFO checking blissb-0.1.0 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 06 09:26:23.966 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 06 09:26:23.966 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-5/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/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" "-e" "USER_ID=1000" "-e" "CMD=cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 09:26:24.192 INFO blam! 2641e353fb29594695146a06f23b0957c51045ebbe9c226a8f86427a17565873
Sep 06 09:26:24.193 INFO running `"docker" "start" "-a" "2641e353fb29594695146a06f23b0957c51045ebbe9c226a8f86427a17565873"`
Sep 06 09:26:25.513 INFO kablam! usermod: no changes
Sep 06 09:26:25.603 INFO kablam!     Checking bitpack v0.1.1
Sep 06 09:26:25.792 INFO kablam!     Checking blissb v0.1.0 (file:///source)
Sep 06 09:26:26.771 INFO kablam! warning: the feature `question_mark` has been stable since 1.13.0 and no longer requires an attribute to enable
Sep 06 09:26:26.771 INFO kablam!  --> src/lib.rs:1:21
Sep 06 09:26:26.771 INFO kablam!   |
Sep 06 09:26:26.771 INFO kablam! 1 | #![feature(step_by, question_mark)]
Sep 06 09:26:26.771 INFO kablam!   |                     ^^^^^^^^^^^^^
Sep 06 09:26:26.771 INFO kablam!   |
Sep 06 09:26:26.772 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 06 09:26:26.772 INFO kablam! 
Sep 06 09:26:26.773 INFO kablam! error[E0635]: unknown feature `step_by`
Sep 06 09:26:26.773 INFO kablam!  --> src/lib.rs:1:12
Sep 06 09:26:26.773 INFO kablam!   |
Sep 06 09:26:26.773 INFO kablam! 1 | #![feature(step_by, question_mark)]
Sep 06 09:26:26.773 INFO kablam!   |            ^^^^^^^
Sep 06 09:26:26.773 INFO kablam! 
Sep 06 09:26:26.796 INFO kablam! error: aborting due to previous error
Sep 06 09:26:26.796 INFO kablam! 
Sep 06 09:26:26.796 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 06 09:26:26.814 INFO kablam! error: Could not compile `blissb`.
Sep 06 09:26:26.815 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 06 09:26:27.021 INFO kablam! warning: the feature `question_mark` has been stable since 1.13.0 and no longer requires an attribute to enable
Sep 06 09:26:27.021 INFO kablam!  --> src/lib.rs:1:21
Sep 06 09:26:27.022 INFO kablam!   |
Sep 06 09:26:27.022 INFO kablam! 1 | #![feature(step_by, question_mark)]
Sep 06 09:26:27.022 INFO kablam!   |                     ^^^^^^^^^^^^^
Sep 06 09:26:27.022 INFO kablam!   |
Sep 06 09:26:27.022 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 06 09:26:27.022 INFO kablam! 
Sep 06 09:26:27.022 INFO kablam! error[E0635]: unknown feature `step_by`
Sep 06 09:26:27.022 INFO kablam!  --> src/lib.rs:1:12
Sep 06 09:26:27.022 INFO kablam!   |
Sep 06 09:26:27.022 INFO kablam! 1 | #![feature(step_by, question_mark)]
Sep 06 09:26:27.022 INFO kablam!   |            ^^^^^^^
Sep 06 09:26:27.022 INFO kablam! 
Sep 06 09:26:27.039 INFO kablam! error: aborting due to previous error
Sep 06 09:26:27.039 INFO kablam! 
Sep 06 09:26:27.039 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 06 09:26:27.051 INFO kablam! error: Could not compile `blissb`.
Sep 06 09:26:27.051 INFO kablam! 
Sep 06 09:26:27.051 INFO kablam! To learn more, run the command again with --verbose.
Sep 06 09:26:27.052 INFO kablam! su: No module specific data is present
Sep 06 09:26:28.122 INFO running `"docker" "rm" "-f" "2641e353fb29594695146a06f23b0957c51045ebbe9c226a8f86427a17565873"`
Sep 06 09:26:28.231 INFO blam! 2641e353fb29594695146a06f23b0957c51045ebbe9c226a8f86427a17565873