Sep 10 08:06:44.351 INFO checking tango-0.6.2 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 08:06:44.351 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 08:06:44.351 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-0/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/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 +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 08:06:44.562 INFO blam! 3a56e6949f5bd0e02ddd8f7265811467d92c07ce23a272588523974c206015f0
Sep 10 08:06:44.564 INFO running `"docker" "start" "-a" "3a56e6949f5bd0e02ddd8f7265811467d92c07ce23a272588523974c206015f0"`
Sep 10 08:06:45.569 INFO kablam! usermod: no changes
Sep 10 08:06:45.714 INFO kablam!    Compiling tango v0.6.2 (file:///source)
Sep 10 08:06:45.714 INFO kablam!     Checking filetime v0.1.15
Sep 10 08:06:47.432 INFO kablam! error[E0282]: type annotations needed
Sep 10 08:06:47.432 INFO kablam!    --> src/lib.rs:259:66
Sep 10 08:06:47.432 INFO kablam!     |
Sep 10 08:06:47.432 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 10 08:06:47.432 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 10 08:06:47.432 INFO kablam!     |
Sep 10 08:06:47.432 INFO kablam!     = note: type must be known at this point
Sep 10 08:06:47.432 INFO kablam! 
Sep 10 08:06:47.511 INFO kablam! error[E0282]: type annotations needed
Sep 10 08:06:47.511 INFO kablam!    --> src/lib.rs:273:66
Sep 10 08:06:47.511 INFO kablam!     |
Sep 10 08:06:47.511 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 10 08:06:47.511 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 10 08:06:47.511 INFO kablam!     |
Sep 10 08:06:47.511 INFO kablam!     = note: type must be known at this point
Sep 10 08:06:47.511 INFO kablam! 
Sep 10 08:06:47.539 INFO kablam! error[E0282]: type annotations needed
Sep 10 08:06:47.539 INFO kablam!    --> src/lib.rs:259:66
Sep 10 08:06:47.539 INFO kablam!     |
Sep 10 08:06:47.539 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 10 08:06:47.539 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 10 08:06:47.539 INFO kablam!     |
Sep 10 08:06:47.539 INFO kablam!     = note: type must be known at this point
Sep 10 08:06:47.539 INFO kablam! 
Sep 10 08:06:47.617 INFO kablam! error[E0282]: type annotations needed
Sep 10 08:06:47.618 INFO kablam!    --> src/lib.rs:273:66
Sep 10 08:06:47.618 INFO kablam!     |
Sep 10 08:06:47.618 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 10 08:06:47.618 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 10 08:06:47.618 INFO kablam!     |
Sep 10 08:06:47.618 INFO kablam!     = note: type must be known at this point
Sep 10 08:06:47.618 INFO kablam! 
Sep 10 08:06:47.779 INFO kablam! error: aborting due to 2 previous errors
Sep 10 08:06:47.779 INFO kablam! 
Sep 10 08:06:47.779 INFO kablam! For more information about this error, try `rustc --explain E0282`.
Sep 10 08:06:47.799 INFO kablam! error: Could not compile `tango`.
Sep 10 08:06:47.800 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 10 08:06:47.848 INFO kablam! error: aborting due to 2 previous errors
Sep 10 08:06:47.848 INFO kablam! 
Sep 10 08:06:47.848 INFO kablam! For more information about this error, try `rustc --explain E0282`.
Sep 10 08:06:47.872 INFO kablam! error: Could not compile `tango`.
Sep 10 08:06:47.872 INFO kablam! 
Sep 10 08:06:47.872 INFO kablam! To learn more, run the command again with --verbose.
Sep 10 08:06:47.874 INFO kablam! su: No module specific data is present
Sep 10 08:06:48.821 INFO running `"docker" "rm" "-f" "3a56e6949f5bd0e02ddd8f7265811467d92c07ce23a272588523974c206015f0"`
Sep 10 08:06:48.940 INFO blam! 3a56e6949f5bd0e02ddd8f7265811467d92c07ce23a272588523974c206015f0