Sep 14 07:58:54.861 INFO checking tango-0.6.2 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 07:58:54.861 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 07:58:54.861 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-4/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/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 +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 07:58:55.187 INFO blam! 6f8d1ce9a874e70ac39a6c6da28eda3c49230949d740251b196e68572c33cd87
Sep 14 07:58:55.207 INFO running `"docker" "start" "-a" "6f8d1ce9a874e70ac39a6c6da28eda3c49230949d740251b196e68572c33cd87"`
Sep 14 07:58:56.682 INFO kablam! usermod: no changes
Sep 14 07:58:56.839 INFO kablam!    Compiling tango v0.6.2 (file:///source)
Sep 14 07:58:58.337 INFO kablam! error[E0282]: type annotations needed
Sep 14 07:58:58.337 INFO kablam!    --> src/lib.rs:259:66
Sep 14 07:58:58.337 INFO kablam!     |
Sep 14 07:58:58.337 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 14 07:58:58.337 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 14 07:58:58.337 INFO kablam!     |
Sep 14 07:58:58.337 INFO kablam!     = note: type must be known at this point
Sep 14 07:58:58.337 INFO kablam! 
Sep 14 07:58:58.393 INFO kablam! error[E0282]: type annotations needed
Sep 14 07:58:58.393 INFO kablam!    --> src/lib.rs:273:66
Sep 14 07:58:58.393 INFO kablam!     |
Sep 14 07:58:58.393 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 14 07:58:58.393 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 14 07:58:58.393 INFO kablam!     |
Sep 14 07:58:58.393 INFO kablam!     = note: type must be known at this point
Sep 14 07:58:58.393 INFO kablam! 
Sep 14 07:58:58.555 INFO kablam! error[E0282]: type annotations needed
Sep 14 07:58:58.555 INFO kablam!    --> src/lib.rs:259:66
Sep 14 07:58:58.555 INFO kablam!     |
Sep 14 07:58:58.555 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 14 07:58:58.555 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 14 07:58:58.555 INFO kablam!     |
Sep 14 07:58:58.555 INFO kablam!     = note: type must be known at this point
Sep 14 07:58:58.555 INFO kablam! 
Sep 14 07:58:58.635 INFO kablam! error[E0282]: type annotations needed
Sep 14 07:58:58.635 INFO kablam!    --> src/lib.rs:273:66
Sep 14 07:58:58.635 INFO kablam!     |
Sep 14 07:58:58.635 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 14 07:58:58.635 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 14 07:58:58.635 INFO kablam!     |
Sep 14 07:58:58.635 INFO kablam!     = note: type must be known at this point
Sep 14 07:58:58.635 INFO kablam! 
Sep 14 07:58:58.762 INFO kablam! error: aborting due to 2 previous errors
Sep 14 07:58:58.763 INFO kablam! 
Sep 14 07:58:58.763 INFO kablam! For more information about this error, try `rustc --explain E0282`.
Sep 14 07:58:58.763 INFO kablam! error: Could not compile `tango`.
Sep 14 07:58:58.763 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 14 07:58:58.877 INFO kablam! error: aborting due to 2 previous errors
Sep 14 07:58:58.879 INFO kablam! 
Sep 14 07:58:58.879 INFO kablam! For more information about this error, try `rustc --explain E0282`.
Sep 14 07:58:58.890 INFO kablam! error: Could not compile `tango`.
Sep 14 07:58:58.891 INFO kablam! 
Sep 14 07:58:58.891 INFO kablam! To learn more, run the command again with --verbose.
Sep 14 07:58:58.891 INFO kablam! su: No module specific data is present
Sep 14 07:58:59.796 INFO running `"docker" "rm" "-f" "6f8d1ce9a874e70ac39a6c6da28eda3c49230949d740251b196e68572c33cd87"`
Sep 14 07:59:00.132 INFO blam! 6f8d1ce9a874e70ac39a6c6da28eda3c49230949d740251b196e68572c33cd87