Sep 06 08:37:19.703 INFO checking commitlog-0.0.10 against master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6 for pr-53854
Sep 06 08:37:19.703 INFO running: cargo +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets
Sep 06 08:37:19.704 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-53854/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-2/master#1c2e17f4e3a2070a7f703f51e29c1c388ef703b6:/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 +1c2e17f4e3a2070a7f703f51e29c1c388ef703b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 06 08:37:19.842 INFO blam! 8ab6a7454c2b410b74b58e81417f5e0ce6d772dcb7899571aaee4c188623ce8e
Sep 06 08:37:19.844 INFO running `"docker" "start" "-a" "8ab6a7454c2b410b74b58e81417f5e0ce6d772dcb7899571aaee4c188623ce8e"`
Sep 06 08:37:20.614 INFO kablam! usermod: no changes
Sep 06 08:37:20.666 INFO kablam!    Compiling crc32c v0.3.1
Sep 06 08:37:21.908 INFO kablam!     Checking commitlog v0.0.10 (file:///source)
Sep 06 08:37:22.853 INFO kablam! warning: the feature `collections_bound` has been stable since 1.17.0 and no longer requires an attribute to enable
Sep 06 08:37:22.853 INFO kablam!   --> src/lib.rs:43:18
Sep 06 08:37:22.853 INFO kablam!    |
Sep 06 08:37:22.853 INFO kablam! 43 | #![feature(test, collections_bound, step_by)]
Sep 06 08:37:22.853 INFO kablam!    |                  ^^^^^^^^^^^^^^^^^
Sep 06 08:37:22.853 INFO kablam!    |
Sep 06 08:37:22.853 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 06 08:37:22.853 INFO kablam! 
Sep 06 08:37:22.853 INFO kablam! error[E0635]: unknown feature `step_by`
Sep 06 08:37:22.853 INFO kablam!   --> src/lib.rs:43:37
Sep 06 08:37:22.853 INFO kablam!    |
Sep 06 08:37:22.853 INFO kablam! 43 | #![feature(test, collections_bound, step_by)]
Sep 06 08:37:22.853 INFO kablam!    |                                     ^^^^^^^
Sep 06 08:37:22.853 INFO kablam! 
Sep 06 08:37:22.874 INFO kablam! error: aborting due to previous error
Sep 06 08:37:22.874 INFO kablam! 
Sep 06 08:37:22.874 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 06 08:37:22.878 INFO kablam! error: Could not compile `commitlog`.
Sep 06 08:37:22.878 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 06 08:37:23.719 INFO kablam! warning: the feature `collections_bound` has been stable since 1.17.0 and no longer requires an attribute to enable
Sep 06 08:37:23.719 INFO kablam!   --> src/lib.rs:43:18
Sep 06 08:37:23.719 INFO kablam!    |
Sep 06 08:37:23.719 INFO kablam! 43 | #![feature(test, collections_bound, step_by)]
Sep 06 08:37:23.719 INFO kablam!    |                  ^^^^^^^^^^^^^^^^^
Sep 06 08:37:23.719 INFO kablam!    |
Sep 06 08:37:23.719 INFO kablam!    = note: #[warn(stable_features)] on by default
Sep 06 08:37:23.719 INFO kablam! 
Sep 06 08:37:23.720 INFO kablam! error[E0635]: unknown feature `step_by`
Sep 06 08:37:23.720 INFO kablam!   --> src/lib.rs:43:37
Sep 06 08:37:23.720 INFO kablam!    |
Sep 06 08:37:23.720 INFO kablam! 43 | #![feature(test, collections_bound, step_by)]
Sep 06 08:37:23.720 INFO kablam!    |                                     ^^^^^^^
Sep 06 08:37:23.720 INFO kablam! 
Sep 06 08:37:23.763 INFO kablam! error: aborting due to previous error
Sep 06 08:37:23.763 INFO kablam! 
Sep 06 08:37:23.763 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 06 08:37:23.775 INFO kablam! error: Could not compile `commitlog`.
Sep 06 08:37:23.775 INFO kablam! 
Sep 06 08:37:23.775 INFO kablam! To learn more, run the command again with --verbose.
Sep 06 08:37:23.775 INFO kablam! su: No module specific data is present
Sep 06 08:37:24.535 INFO running `"docker" "rm" "-f" "8ab6a7454c2b410b74b58e81417f5e0ce6d772dcb7899571aaee4c188623ce8e"`
Sep 06 08:37:24.593 INFO blam! 8ab6a7454c2b410b74b58e81417f5e0ce6d772dcb7899571aaee4c188623ce8e