Sep 18 03:11:03.828 INFO checking blissb-0.1.0 against master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690 for pr-54033
Sep 18 03:11:03.828 INFO running: cargo +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets
Sep 18 03:11:03.828 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54033/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-3/master#cb6d2dfa8923902b0992a1522dc4a45a9d3ba690:/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 +cb6d2dfa8923902b0992a1522dc4a45a9d3ba690-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 18 03:11:04.181 INFO blam! cf1a7649498668c1e956cf61a32a7aa20fb686dc29d47b820dfbb93e9118d978
Sep 18 03:11:04.190 INFO running `"docker" "start" "-a" "cf1a7649498668c1e956cf61a32a7aa20fb686dc29d47b820dfbb93e9118d978"`
Sep 18 03:11:04.794 INFO kablam! usermod: no changes
Sep 18 03:11:04.853 INFO kablam!     Checking bitpack v0.1.1
Sep 18 03:11:05.015 INFO kablam!     Checking blissb v0.1.0 (/source)
Sep 18 03:11:05.709 INFO kablam! warning: the feature `question_mark` has been stable since 1.13.0 and no longer requires an attribute to enable
Sep 18 03:11:05.709 INFO kablam!  --> src/lib.rs:1:21
Sep 18 03:11:05.710 INFO kablam!   |
Sep 18 03:11:05.710 INFO kablam! 1 | #![feature(step_by, question_mark)]
Sep 18 03:11:05.710 INFO kablam!   |                     ^^^^^^^^^^^^^
Sep 18 03:11:05.710 INFO kablam!   |
Sep 18 03:11:05.711 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 18 03:11:05.711 INFO kablam! 
Sep 18 03:11:05.712 INFO kablam! error[E0635]: unknown feature `step_by`
Sep 18 03:11:05.713 INFO kablam!  --> src/lib.rs:1:12
Sep 18 03:11:05.713 INFO kablam!   |
Sep 18 03:11:05.713 INFO kablam! 1 | #![feature(step_by, question_mark)]
Sep 18 03:11:05.714 INFO kablam!   |            ^^^^^^^
Sep 18 03:11:05.714 INFO kablam! 
Sep 18 03:11:05.734 INFO kablam! error: aborting due to previous error
Sep 18 03:11:05.734 INFO kablam! 
Sep 18 03:11:05.739 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 18 03:11:05.743 INFO kablam! error: Could not compile `blissb`.
Sep 18 03:11:05.743 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 18 03:11:05.838 INFO kablam! warning: the feature `question_mark` has been stable since 1.13.0 and no longer requires an attribute to enable
Sep 18 03:11:05.838 INFO kablam!  --> src/lib.rs:1:21
Sep 18 03:11:05.838 INFO kablam!   |
Sep 18 03:11:05.838 INFO kablam! 1 | #![feature(step_by, question_mark)]
Sep 18 03:11:05.838 INFO kablam!   |                     ^^^^^^^^^^^^^
Sep 18 03:11:05.838 INFO kablam!   |
Sep 18 03:11:05.838 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 18 03:11:05.839 INFO kablam! 
Sep 18 03:11:05.839 INFO kablam! error[E0635]: unknown feature `step_by`
Sep 18 03:11:05.839 INFO kablam!  --> src/lib.rs:1:12
Sep 18 03:11:05.840 INFO kablam!   |
Sep 18 03:11:05.840 INFO kablam! 1 | #![feature(step_by, question_mark)]
Sep 18 03:11:05.840 INFO kablam!   |            ^^^^^^^
Sep 18 03:11:05.840 INFO kablam! 
Sep 18 03:11:05.854 INFO kablam! error: aborting due to previous error
Sep 18 03:11:05.854 INFO kablam! 
Sep 18 03:11:05.854 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 18 03:11:05.868 INFO kablam! error: Could not compile `blissb`.
Sep 18 03:11:05.868 INFO kablam! 
Sep 18 03:11:05.868 INFO kablam! To learn more, run the command again with --verbose.
Sep 18 03:11:05.870 INFO kablam! su: No module specific data is present
Sep 18 03:11:06.817 INFO running `"docker" "rm" "-f" "cf1a7649498668c1e956cf61a32a7aa20fb686dc29d47b820dfbb93e9118d978"`
Sep 18 03:11:07.046 INFO blam! cf1a7649498668c1e956cf61a32a7aa20fb686dc29d47b820dfbb93e9118d978