Sep 17 14:38:54.890 INFO checking xi-core-lib-0.2.0 against try#cfeeefe83c83bceb55d60d7e2be173db7597ed50 for pr-54033
Sep 17 14:38:54.890 INFO running: cargo +cfeeefe83c83bceb55d60d7e2be173db7597ed50-alt check --frozen --all --all-targets
Sep 17 14:38:54.891 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54033/try#cfeeefe83c83bceb55d60d7e2be173db7597ed50:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54033/worker-3/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 17 14:38:55.098 INFO blam! ec71fb161acbd8be0a0bc69a67218f6982e1ae1ce63d771fe5a61ddf81017f25
Sep 17 14:38:55.105 INFO running `"docker" "start" "-a" "ec71fb161acbd8be0a0bc69a67218f6982e1ae1ce63d771fe5a61ddf81017f25"`
Sep 17 14:38:56.362 INFO kablam! usermod: no changes
Sep 17 14:38:56.445 INFO kablam!     Checking bytecount v0.1.7
Sep 17 14:38:56.445 INFO kablam!     Checking xi-unicode v0.1.0
Sep 17 14:38:56.447 INFO kablam!     Checking serde_json v0.9.10
Sep 17 14:38:56.774 INFO kablam!     Checking xi-rope v0.2.0
Sep 17 14:38:58.203 INFO kablam!     Checking xi-rpc v0.2.0
Sep 17 14:38:58.528 INFO kablam!     Checking xi-core-lib v0.2.0 (/source)
Sep 17 14:38:58.898 INFO kablam! error: the trait bound `W: std::io::Write` is not satisfied
Sep 17 14:38:58.898 INFO kablam!   --> src/lib.rs:48:24
Sep 17 14:38:58.898 INFO kablam!    |
Sep 17 14:38:58.898 INFO kablam! 48 | pub type MainPeer<W> = RpcPeer<W>;
Sep 17 14:38:58.898 INFO kablam!    |                        ^^^^^^^^^^ the trait `std::io::Write` is not implemented for `W`
Sep 17 14:38:58.898 INFO kablam!    |
Sep 17 14:38:58.898 INFO kablam!    = note: #[deny(type_alias_missing_bounds)] on by default
Sep 17 14:38:58.898 INFO kablam!    = help: consider adding a `where W: std::io::Write` bound
Sep 17 14:38:58.899 INFO kablam!    = help: missing bounds in type aliases were previously allowed
Sep 17 14:38:58.899 INFO kablam!    = help: this is a hard error in Rust 2018
Sep 17 14:38:58.899 INFO kablam! 
Sep 17 14:38:58.899 INFO kablam! error: the trait bound `W: std::io::Write` is not satisfied
Sep 17 14:38:58.899 INFO kablam!   --> src/lib.rs:48:24
Sep 17 14:38:58.899 INFO kablam!    |
Sep 17 14:38:58.899 INFO kablam! 48 | pub type MainPeer<W> = RpcPeer<W>;
Sep 17 14:38:58.899 INFO kablam!    |                        ^^^^^^^^^^ the trait `std::io::Write` is not implemented for `W`
Sep 17 14:38:58.922 INFO kablam!    |
Sep 17 14:38:58.923 INFO kablam!    = note: #[deny(type_alias_missing_bounds)] on by default
Sep 17 14:38:58.923 INFO kablam!    = help: consider adding a `where W: std::io::Write` bound
Sep 17 14:38:58.923 INFO kablam!    = help: missing bounds in type aliases were previously allowed
Sep 17 14:38:58.923 INFO kablam!    = help: this is a hard error in Rust 2018
Sep 17 14:38:58.923 INFO kablam! 
Sep 17 14:38:58.923 INFO kablam! error: aborting due to previous error
Sep 17 14:38:58.923 INFO kablam! 
Sep 17 14:38:58.926 INFO kablam! error: Could not compile `xi-core-lib`.
Sep 17 14:38:58.926 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 17 14:38:58.926 INFO kablam! error: aborting due to previous error
Sep 17 14:38:58.927 INFO kablam! 
Sep 17 14:38:58.935 INFO kablam! error: Could not compile `xi-core-lib`.
Sep 17 14:38:58.935 INFO kablam! 
Sep 17 14:38:58.935 INFO kablam! To learn more, run the command again with --verbose.
Sep 17 14:38:58.935 INFO kablam! su: No module specific data is present
Sep 17 14:38:59.583 INFO running `"docker" "rm" "-f" "ec71fb161acbd8be0a0bc69a67218f6982e1ae1ce63d771fe5a61ddf81017f25"`
Sep 17 14:38:59.651 INFO blam! ec71fb161acbd8be0a0bc69a67218f6982e1ae1ce63d771fe5a61ddf81017f25