Sep 05 22:11:58.286 INFO checking tango-0.6.2 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 05 22:11:58.287 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 05 22:11:58.287 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-3/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/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 +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 05 22:11:58.727 INFO blam! a744053eab4d5cc8df849cd02332b20e9ec5a5e5fa47784037367b92db8d1fde
Sep 05 22:11:58.731 INFO running `"docker" "start" "-a" "a744053eab4d5cc8df849cd02332b20e9ec5a5e5fa47784037367b92db8d1fde"`
Sep 05 22:12:01.242 INFO kablam! usermod: no changes
Sep 05 22:12:01.318 INFO kablam!    Compiling tango v0.6.2 (file:///source)
Sep 05 22:12:03.077 INFO kablam! error[E0282]: type annotations needed
Sep 05 22:12:03.077 INFO kablam!    --> src/lib.rs:259:66
Sep 05 22:12:03.077 INFO kablam!     |
Sep 05 22:12:03.078 INFO kablam! 259 |         for c in self.0.components().skip(1) { p.push(c.as_ref().to_str().expect("how else can I replace root?")); }
Sep 05 22:12:03.078 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 05 22:12:03.082 INFO kablam!     |
Sep 05 22:12:03.082 INFO kablam!     = note: type must be known at this point
Sep 05 22:12:03.082 INFO kablam! 
Sep 05 22:12:03.157 INFO kablam! error[E0282]: type annotations needed
Sep 05 22:12:03.157 INFO kablam!    --> src/lib.rs:259:66
Sep 05 22:12:03.157 INFO kablam!     |
Sep 05 22:12:03.157 INFO kablam! 259 |         for c in self.0.components().skip(1) { p.push(c.as_ref().to_str().expect("how else can I replace root?")); }
Sep 05 22:12:03.157 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 05 22:12:03.158 INFO kablam!     |
Sep 05 22:12:03.158 INFO kablam!     = note: type must be known at this point
Sep 05 22:12:03.158 INFO kablam! 
Sep 05 22:12:03.158 INFO kablam! error[E0282]: type annotations needed
Sep 05 22:12:03.158 INFO kablam!    --> src/lib.rs:273:66
Sep 05 22:12:03.158 INFO kablam!     |
Sep 05 22:12:03.158 INFO kablam! 273 |         for c in self.0.components().skip(1) { p.push(c.as_ref().to_str().expect("how else can I replace root?")); }
Sep 05 22:12:03.158 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 05 22:12:03.158 INFO kablam!     |
Sep 05 22:12:03.158 INFO kablam!     = note: type must be known at this point
Sep 05 22:12:03.158 INFO kablam! 
Sep 05 22:12:03.201 INFO kablam! error[E0282]: type annotations needed
Sep 05 22:12:03.201 INFO kablam!    --> src/lib.rs:273:66
Sep 05 22:12:03.202 INFO kablam!     |
Sep 05 22:12:03.202 INFO kablam! 273 |         for c in self.0.components().skip(1) { p.push(c.as_ref().to_str().expect("how else can I replace root?")); }
Sep 05 22:12:03.202 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 05 22:12:03.202 INFO kablam!     |
Sep 05 22:12:03.202 INFO kablam!     = note: type must be known at this point
Sep 05 22:12:03.202 INFO kablam! 
Sep 05 22:12:03.381 INFO kablam! error: aborting due to 2 previous errors
Sep 05 22:12:03.381 INFO kablam! 
Sep 05 22:12:03.382 INFO kablam! For more information about this error, try `rustc --explain E0282`.
Sep 05 22:12:03.397 INFO kablam! error: Could not compile `tango`.
Sep 05 22:12:03.397 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 05 22:12:03.454 INFO kablam! error: aborting due to 2 previous errors
Sep 05 22:12:03.454 INFO kablam! 
Sep 05 22:12:03.454 INFO kablam! For more information about this error, try `rustc --explain E0282`.
Sep 05 22:12:03.474 INFO kablam! error: Could not compile `tango`.
Sep 05 22:12:03.474 INFO kablam! 
Sep 05 22:12:03.474 INFO kablam! To learn more, run the command again with --verbose.
Sep 05 22:12:03.474 INFO kablam! su: No module specific data is present
Sep 05 22:12:04.756 INFO running `"docker" "rm" "-f" "a744053eab4d5cc8df849cd02332b20e9ec5a5e5fa47784037367b92db8d1fde"`
Sep 05 22:12:05.159 INFO blam! a744053eab4d5cc8df849cd02332b20e9ec5a5e5fa47784037367b92db8d1fde