Sep 20 04:22:38.686 INFO checking blissb-0.1.0 against try#fcacde07b66fe513e52c41b73aef91bcc121905b for pr-54346
Sep 20 04:22:38.686 INFO running: cargo +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets
Sep 20 04:22:38.686 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54346/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54346/worker-7/try#fcacde07b66fe513e52c41b73aef91bcc121905b:/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 +fcacde07b66fe513e52c41b73aef91bcc121905b-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 20 04:22:38.948 INFO blam! a6422c438247d94e1845e2c7667431ca756d972184fa8db08e8cdbe955a3bf14
Sep 20 04:22:38.949 INFO running `"docker" "start" "-a" "a6422c438247d94e1845e2c7667431ca756d972184fa8db08e8cdbe955a3bf14"`
Sep 20 04:22:39.931 INFO kablam! usermod: no changes
Sep 20 04:22:39.986 INFO kablam!     Checking bitpack v0.1.1
Sep 20 04:22:40.150 INFO kablam!     Checking blissb v0.1.0 (/source)
Sep 20 04:22:40.914 INFO kablam! warning: the feature `question_mark` has been stable since 1.13.0 and no longer requires an attribute to enable
Sep 20 04:22:40.914 INFO kablam!  --> src/lib.rs:1:21
Sep 20 04:22:40.914 INFO kablam!   |
Sep 20 04:22:40.914 INFO kablam! 1 | #![feature(step_by, question_mark)]
Sep 20 04:22:40.914 INFO kablam!   |                     ^^^^^^^^^^^^^
Sep 20 04:22:40.915 INFO kablam!   |
Sep 20 04:22:40.915 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 20 04:22:40.915 INFO kablam! 
Sep 20 04:22:40.923 INFO kablam! error[E0635]: unknown feature `step_by`
Sep 20 04:22:40.923 INFO kablam!  --> src/lib.rs:1:12
Sep 20 04:22:40.923 INFO kablam!   |
Sep 20 04:22:40.923 INFO kablam! 1 | #![feature(step_by, question_mark)]
Sep 20 04:22:40.923 INFO kablam!   |            ^^^^^^^
Sep 20 04:22:40.923 INFO kablam! 
Sep 20 04:22:40.947 INFO kablam! error: aborting due to previous error
Sep 20 04:22:40.947 INFO kablam! 
Sep 20 04:22:40.947 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 20 04:22:40.947 INFO kablam! error: Could not compile `blissb`.
Sep 20 04:22:40.947 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 20 04:22:40.975 INFO kablam! warning: the feature `question_mark` has been stable since 1.13.0 and no longer requires an attribute to enable
Sep 20 04:22:40.975 INFO kablam!  --> src/lib.rs:1:21
Sep 20 04:22:40.975 INFO kablam!   |
Sep 20 04:22:40.975 INFO kablam! 1 | #![feature(step_by, question_mark)]
Sep 20 04:22:40.975 INFO kablam!   |                     ^^^^^^^^^^^^^
Sep 20 04:22:40.975 INFO kablam!   |
Sep 20 04:22:40.975 INFO kablam!   = note: #[warn(stable_features)] on by default
Sep 20 04:22:40.975 INFO kablam! 
Sep 20 04:22:40.975 INFO kablam! error[E0635]: unknown feature `step_by`
Sep 20 04:22:40.975 INFO kablam!  --> src/lib.rs:1:12
Sep 20 04:22:40.975 INFO kablam!   |
Sep 20 04:22:40.975 INFO kablam! 1 | #![feature(step_by, question_mark)]
Sep 20 04:22:40.975 INFO kablam!   |            ^^^^^^^
Sep 20 04:22:40.975 INFO kablam! 
Sep 20 04:22:40.988 INFO kablam! error: aborting due to previous error
Sep 20 04:22:40.988 INFO kablam! 
Sep 20 04:22:40.988 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 20 04:22:40.997 INFO kablam! error: Could not compile `blissb`.
Sep 20 04:22:40.997 INFO kablam! 
Sep 20 04:22:40.997 INFO kablam! To learn more, run the command again with --verbose.
Sep 20 04:22:40.999 INFO kablam! su: No module specific data is present
Sep 20 04:22:42.135 INFO running `"docker" "rm" "-f" "a6422c438247d94e1845e2c7667431ca756d972184fa8db08e8cdbe955a3bf14"`
Sep 20 04:22:42.454 INFO blam! a6422c438247d94e1845e2c7667431ca756d972184fa8db08e8cdbe955a3bf14