Sep 21 10:53:54.724 INFO checking encode_unicode-0.1.3 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 10:53:54.724 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 10:53:54.724 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-7/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-7/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/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 +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 10:53:54.839 INFO blam! 327d41fc219ea93ed1a7526532b9264c307e41ee1a04a6b27771a103034211fd
Sep 21 10:53:54.840 INFO running `"docker" "start" "-a" "327d41fc219ea93ed1a7526532b9264c307e41ee1a04a6b27771a103034211fd"`
Sep 21 10:53:55.852 INFO kablam! usermod: no changes
Sep 21 10:53:55.938 INFO kablam!     Checking encode_unicode v0.1.3 (/source)
Sep 21 10:53:57.498 INFO kablam! error[E0635]: unknown feature `step_by`
Sep 21 10:53:57.498 INFO kablam!  --> tests/fail_tests.rs:9:12
Sep 21 10:53:57.498 INFO kablam!   |
Sep 21 10:53:57.498 INFO kablam! 9 | #![feature(step_by)]
Sep 21 10:53:57.498 INFO kablam!   |            ^^^^^^^
Sep 21 10:53:57.498 INFO kablam! 
Sep 21 10:53:57.506 INFO kablam! error: aborting due to previous error
Sep 21 10:53:57.506 INFO kablam! 
Sep 21 10:53:57.506 INFO kablam! For more information about this error, try `rustc --explain E0635`.
Sep 21 10:53:57.509 INFO kablam! error: Could not compile `encode_unicode`.
Sep 21 10:53:57.509 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 21 10:53:57.574 INFO kablam! warning: use of deprecated item 'std::hash::SipHasher': use `std::collections::hash_map::DefaultHasher` instead
Sep 21 10:53:57.574 INFO kablam!   --> tests/pass_tests.rs:16:22
Sep 21 10:53:57.574 INFO kablam!    |
Sep 21 10:53:57.574 INFO kablam! 16 | use std::hash::{Hash,SipHasher};
Sep 21 10:53:57.574 INFO kablam!    |                      ^^^^^^^^^
Sep 21 10:53:57.574 INFO kablam!    |
Sep 21 10:53:57.574 INFO kablam!    = note: #[warn(deprecated)] on by default
Sep 21 10:53:57.574 INFO kablam! 
Sep 21 10:53:57.574 INFO kablam! warning: use of deprecated item 'std::hash::SipHasher': use `std::collections::hash_map::DefaultHasher` instead
Sep 21 10:53:57.574 INFO kablam!   --> tests/pass_tests.rs:55:19
Sep 21 10:53:57.574 INFO kablam!    |
Sep 21 10:53:57.574 INFO kablam! 55 |     let sh = &mut SipHasher::new();
Sep 21 10:53:57.574 INFO kablam!    |                   ^^^^^^^^^^^^^^
Sep 21 10:53:57.574 INFO kablam! 
Sep 21 10:53:57.612 INFO kablam! warning: use of deprecated item 'std::hash::SipHasher::new': use `std::collections::hash_map::DefaultHasher` instead
Sep 21 10:53:57.612 INFO kablam!   --> tests/pass_tests.rs:55:19
Sep 21 10:53:57.612 INFO kablam!    |
Sep 21 10:53:57.612 INFO kablam! 55 |     let sh = &mut SipHasher::new();
Sep 21 10:53:57.612 INFO kablam!    |                   ^^^^^^^^^^^^^^
Sep 21 10:53:57.612 INFO kablam! 
Sep 21 10:53:57.703 INFO kablam! error[E0308]: mismatched types
Sep 21 10:53:57.703 INFO kablam!   --> tests/pass_tests.rs:66:15
Sep 21 10:53:57.703 INFO kablam!    |
Sep 21 10:53:57.703 INFO kablam! 66 |         len = c.encode_utf8(&mut reference_dst[..i]);
Sep 21 10:53:57.703 INFO kablam!    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 10:53:57.703 INFO kablam!    |               |
Sep 21 10:53:57.703 INFO kablam!    |               expected enum `std::option::Option`, found &mut str
Sep 21 10:53:57.703 INFO kablam!    |               help: try using a variant of the expected type: `Some(c.encode_utf8(&mut reference_dst[::std::ops::RangeTo{end: i,}]))`
Sep 21 10:53:57.703 INFO kablam!    |
Sep 21 10:53:57.703 INFO kablam!    = note: expected type `std::option::Option<_>`
Sep 21 10:53:57.703 INFO kablam!               found type `&mut str`
Sep 21 10:53:57.703 INFO kablam! 
Sep 21 10:53:57.819 INFO kablam! error[E0308]: mismatched types
Sep 21 10:53:57.819 INFO kablam!    --> tests/pass_tests.rs:105:15
Sep 21 10:53:57.819 INFO kablam!     |
Sep 21 10:53:57.819 INFO kablam! 105 |         len = c.encode_utf16(&mut reference_dst[..i]);
Sep 21 10:53:57.819 INFO kablam!     |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 10:53:57.819 INFO kablam!     |               |
Sep 21 10:53:57.819 INFO kablam!     |               expected enum `std::option::Option`, found &mut [u16]
Sep 21 10:53:57.819 INFO kablam!     |               help: try using a variant of the expected type: `Some(c.encode_utf16(&mut reference_dst[::std::ops::RangeTo{end: i,}]))`
Sep 21 10:53:57.819 INFO kablam!     |
Sep 21 10:53:57.819 INFO kablam!     = note: expected type `std::option::Option<_>`
Sep 21 10:53:57.819 INFO kablam!                found type `&mut [u16]`
Sep 21 10:53:57.819 INFO kablam! 
Sep 21 10:53:57.862 INFO kablam! error: aborting due to 2 previous errors
Sep 21 10:53:57.862 INFO kablam! 
Sep 21 10:53:57.862 INFO kablam! For more information about this error, try `rustc --explain E0308`.
Sep 21 10:53:57.874 INFO kablam! error: Could not compile `encode_unicode`.
Sep 21 10:53:57.874 INFO kablam! 
Sep 21 10:53:57.874 INFO kablam! To learn more, run the command again with --verbose.
Sep 21 10:53:57.875 INFO kablam! su: No module specific data is present
Sep 21 10:53:58.722 INFO running `"docker" "rm" "-f" "327d41fc219ea93ed1a7526532b9264c307e41ee1a04a6b27771a103034211fd"`
Sep 21 10:53:58.794 INFO blam! 327d41fc219ea93ed1a7526532b9264c307e41ee1a04a6b27771a103034211fd