Sep 18 03:22:51.893 INFO checking batch-recv-0.1.0 against try#cfeeefe83c83bceb55d60d7e2be173db7597ed50 for pr-54033
Sep 18 03:22:51.893 INFO running: cargo +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets
Sep 18 03:22:51.893 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54033/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-5/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/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 +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 18 03:22:52.058 INFO blam! 6cf824e1dc23953468ac0131fb5c93af5f8ab3566a92f03f79568d5af7cebc50
Sep 18 03:22:52.061 INFO running `"docker" "start" "-a" "6cf824e1dc23953468ac0131fb5c93af5f8ab3566a92f03f79568d5af7cebc50"`
Sep 18 03:22:52.968 INFO kablam! usermod: no changes
Sep 18 03:22:52.986 INFO kablam! warning: only one of `license` or `license-file` is necessary
Sep 18 03:22:53.000 INFO kablam!     Checking batch-recv v0.1.0 (/source)
Sep 18 03:22:53.290 INFO kablam! error: the trait bound `I: std::iter::Iterator` is not satisfied
Sep 18 03:22:53.291 INFO kablam!   --> src/lib.rs:56:25
Sep 18 03:22:53.291 INFO kablam!    |
Sep 18 03:22:53.291 INFO kablam! 56 | pub type BatchIter<I> = iter::Chain<vec::IntoIter<<I as Iterator>::Item>, iter::Take<I>>;
Sep 18 03:22:53.291 INFO kablam!    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `I` is not an iterator; maybe try calling `.iter()` or a similar method
Sep 18 03:22:53.291 INFO kablam!    |
Sep 18 03:22:53.291 INFO kablam!    = note: #[deny(type_alias_missing_bounds)] on by default
Sep 18 03:22:53.291 INFO kablam!    = help: the trait `std::iter::Iterator` is not implemented for `I`
Sep 18 03:22:53.291 INFO kablam!    = help: consider adding a `where I: std::iter::Iterator` bound
Sep 18 03:22:53.291 INFO kablam!    = help: missing bounds in type aliases were previously allowed
Sep 18 03:22:53.291 INFO kablam!    = help: this is a hard error in Rust 2018
Sep 18 03:22:53.291 INFO kablam! 
Sep 18 03:22:53.291 INFO kablam! error: aborting due to previous error
Sep 18 03:22:53.291 INFO kablam! 
Sep 18 03:22:53.299 INFO kablam! error: Could not compile `batch-recv`.
Sep 18 03:22:53.299 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 18 03:22:53.312 INFO kablam! error: the trait bound `I: std::iter::Iterator` is not satisfied
Sep 18 03:22:53.312 INFO kablam!   --> src/lib.rs:56:25
Sep 18 03:22:53.312 INFO kablam!    |
Sep 18 03:22:53.312 INFO kablam! 56 | pub type BatchIter<I> = iter::Chain<vec::IntoIter<<I as Iterator>::Item>, iter::Take<I>>;
Sep 18 03:22:53.312 INFO kablam!    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ `I` is not an iterator; maybe try calling `.iter()` or a similar method
Sep 18 03:22:53.312 INFO kablam!    |
Sep 18 03:22:53.312 INFO kablam!    = note: #[deny(type_alias_missing_bounds)] on by default
Sep 18 03:22:53.313 INFO kablam!    = help: the trait `std::iter::Iterator` is not implemented for `I`
Sep 18 03:22:53.313 INFO kablam!    = help: consider adding a `where I: std::iter::Iterator` bound
Sep 18 03:22:53.313 INFO kablam!    = help: missing bounds in type aliases were previously allowed
Sep 18 03:22:53.313 INFO kablam!    = help: this is a hard error in Rust 2018
Sep 18 03:22:53.313 INFO kablam! 
Sep 18 03:22:53.315 INFO kablam! error: aborting due to previous error
Sep 18 03:22:53.315 INFO kablam! 
Sep 18 03:22:53.324 INFO kablam! error: Could not compile `batch-recv`.
Sep 18 03:22:53.324 INFO kablam! 
Sep 18 03:22:53.324 INFO kablam! To learn more, run the command again with --verbose.
Sep 18 03:22:53.325 INFO kablam! su: No module specific data is present
Sep 18 03:22:53.817 INFO running `"docker" "rm" "-f" "6cf824e1dc23953468ac0131fb5c93af5f8ab3566a92f03f79568d5af7cebc50"`
Sep 18 03:22:53.938 INFO blam! 6cf824e1dc23953468ac0131fb5c93af5f8ab3566a92f03f79568d5af7cebc50