Sep 10 08:06:28.031 INFO checking tango-0.8.1 against master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1 for pr-54090
Sep 10 08:06:28.031 INFO running: cargo +f50b7758f4dc85dc1c5e38258adaa94213ac6ed1-alt check --frozen --all --all-targets
Sep 10 08:06:28.031 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-5/pr-54090/master#f50b7758f4dc85dc1c5e38258adaa94213ac6ed1:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-5/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 08:06:28.219 INFO blam! d40c7e962dc0fbac0a8c1a21d8f73cf21a7483a0fb1a47a9e8317ef6eba53d85
Sep 10 08:06:28.221 INFO running `"docker" "start" "-a" "d40c7e962dc0fbac0a8c1a21d8f73cf21a7483a0fb1a47a9e8317ef6eba53d85"`
Sep 10 08:06:29.778 INFO kablam! usermod: no changes
Sep 10 08:06:29.946 INFO kablam!    Compiling tango v0.8.1 (file:///source)
Sep 10 08:06:31.314 INFO kablam! warning: unused import: `std::env`
Sep 10 08:06:31.315 INFO kablam!   --> src/lib.rs:13:5
Sep 10 08:06:31.315 INFO kablam!    |
Sep 10 08:06:31.315 INFO kablam! 13 | use std::env;
Sep 10 08:06:31.315 INFO kablam!    |     ^^^^^^^^
Sep 10 08:06:31.315 INFO kablam!    |
Sep 10 08:06:31.315 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 10 08:06:31.315 INFO kablam! 
Sep 10 08:06:31.470 INFO kablam! warning: unused import: `std::env`
Sep 10 08:06:31.470 INFO kablam!   --> src/lib.rs:13:5
Sep 10 08:06:31.470 INFO kablam!    |
Sep 10 08:06:31.470 INFO kablam! 13 | use std::env;
Sep 10 08:06:31.470 INFO kablam!    |     ^^^^^^^^
Sep 10 08:06:31.470 INFO kablam!    |
Sep 10 08:06:31.470 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 10 08:06:31.470 INFO kablam! 
Sep 10 08:06:31.570 INFO kablam! error[E0282]: type annotations needed
Sep 10 08:06:31.570 INFO kablam!    --> src/lib.rs:372:66
Sep 10 08:06:31.570 INFO kablam!     |
Sep 10 08:06:31.570 INFO kablam! 372 |         for c in self.0.components().skip(1) { p.push(c.as_ref().to_str().expect("how else can I replace root?")); }
Sep 10 08:06:31.570 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 10 08:06:31.570 INFO kablam!     |
Sep 10 08:06:31.570 INFO kablam!     = note: type must be known at this point
Sep 10 08:06:31.570 INFO kablam! 
Sep 10 08:06:31.646 INFO kablam! error[E0282]: type annotations needed
Sep 10 08:06:31.646 INFO kablam!    --> src/lib.rs:386:66
Sep 10 08:06:31.646 INFO kablam!     |
Sep 10 08:06:31.646 INFO kablam! 386 |         for c in self.0.components().skip(1) { p.push(c.as_ref().to_str().expect("how else can I replace root?")); }
Sep 10 08:06:31.646 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 10 08:06:31.646 INFO kablam!     |
Sep 10 08:06:31.646 INFO kablam!     = note: type must be known at this point
Sep 10 08:06:31.646 INFO kablam! 
Sep 10 08:06:31.690 INFO kablam! error[E0282]: type annotations needed
Sep 10 08:06:31.690 INFO kablam!    --> src/lib.rs:372:66
Sep 10 08:06:31.690 INFO kablam!     |
Sep 10 08:06:31.690 INFO kablam! 372 |         for c in self.0.components().skip(1) { p.push(c.as_ref().to_str().expect("how else can I replace root?")); }
Sep 10 08:06:31.690 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 10 08:06:31.690 INFO kablam!     |
Sep 10 08:06:31.690 INFO kablam!     = note: type must be known at this point
Sep 10 08:06:31.690 INFO kablam! 
Sep 10 08:06:31.729 INFO kablam! error[E0282]: type annotations needed
Sep 10 08:06:31.729 INFO kablam!    --> src/lib.rs:386:66
Sep 10 08:06:31.729 INFO kablam!     |
Sep 10 08:06:31.729 INFO kablam! 386 |         for c in self.0.components().skip(1) { p.push(c.as_ref().to_str().expect("how else can I replace root?")); }
Sep 10 08:06:31.729 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 10 08:06:31.729 INFO kablam!     |
Sep 10 08:06:31.729 INFO kablam!     = note: type must be known at this point
Sep 10 08:06:31.729 INFO kablam! 
Sep 10 08:06:31.862 INFO kablam! error: aborting due to 2 previous errors
Sep 10 08:06:31.862 INFO kablam! 
Sep 10 08:06:31.862 INFO kablam! For more information about this error, try `rustc --explain E0282`.
Sep 10 08:06:31.874 INFO kablam! error: Could not compile `tango`.
Sep 10 08:06:31.874 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 10 08:06:31.905 INFO kablam! error: aborting due to 2 previous errors
Sep 10 08:06:31.905 INFO kablam! 
Sep 10 08:06:31.905 INFO kablam! For more information about this error, try `rustc --explain E0282`.
Sep 10 08:06:31.916 INFO kablam! error: Could not compile `tango`.
Sep 10 08:06:31.916 INFO kablam! 
Sep 10 08:06:31.916 INFO kablam! To learn more, run the command again with --verbose.
Sep 10 08:06:31.917 INFO kablam! su: No module specific data is present
Sep 10 08:06:32.906 INFO running `"docker" "rm" "-f" "d40c7e962dc0fbac0a8c1a21d8f73cf21a7483a0fb1a47a9e8317ef6eba53d85"`
Sep 10 08:06:33.024 INFO blam! d40c7e962dc0fbac0a8c1a21d8f73cf21a7483a0fb1a47a9e8317ef6eba53d85