Sep 01 04:34:48.610 INFO checking tango-0.8.1 against master#1114ab684fbad001c4e580326d8eb4d8c4e917d3 for pr-53831
Sep 01 04:34:48.610 INFO running: cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets
Sep 01 04:34:48.610 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53831/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-0/master#1114ab684fbad001c4e580326d8eb4d8c4e917d3:/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=500" "-e" "CMD=cargo +1114ab684fbad001c4e580326d8eb4d8c4e917d3-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 04:34:48.866 INFO blam! 45390749ae52ef73d6f35e68dcf75be58aaa33e843e881d462ea566ef2680430
Sep 01 04:34:48.869 INFO running `"docker" "start" "-a" "45390749ae52ef73d6f35e68dcf75be58aaa33e843e881d462ea566ef2680430"`
Sep 01 04:34:49.810 INFO kablam!    Compiling tango v0.8.1 (file:///source)
Sep 01 04:34:51.368 INFO kablam! warning: unused import: `std::env`
Sep 01 04:34:51.369 INFO kablam!   --> src/lib.rs:13:5
Sep 01 04:34:51.369 INFO kablam!    |
Sep 01 04:34:51.369 INFO kablam! 13 | use std::env;
Sep 01 04:34:51.369 INFO kablam!    |     ^^^^^^^^
Sep 01 04:34:51.369 INFO kablam!    |
Sep 01 04:34:51.369 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 01 04:34:51.369 INFO kablam! 
Sep 01 04:34:51.446 INFO kablam! warning: unused import: `std::env`
Sep 01 04:34:51.446 INFO kablam!   --> src/lib.rs:13:5
Sep 01 04:34:51.446 INFO kablam!    |
Sep 01 04:34:51.446 INFO kablam! 13 | use std::env;
Sep 01 04:34:51.446 INFO kablam!    |     ^^^^^^^^
Sep 01 04:34:51.446 INFO kablam!    |
Sep 01 04:34:51.446 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 01 04:34:51.446 INFO kablam! 
Sep 01 04:34:51.717 INFO kablam! error[E0282]: type annotations needed
Sep 01 04:34:51.717 INFO kablam!    --> src/lib.rs:372:66
Sep 01 04:34:51.717 INFO kablam!     |
Sep 01 04:34:51.717 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 01 04:34:51.717 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 01 04:34:51.717 INFO kablam!     |
Sep 01 04:34:51.717 INFO kablam!     = note: type must be known at this point
Sep 01 04:34:51.717 INFO kablam! 
Sep 01 04:34:51.774 INFO kablam! error[E0282]: type annotations needed
Sep 01 04:34:51.774 INFO kablam!    --> src/lib.rs:386:66
Sep 01 04:34:51.774 INFO kablam!     |
Sep 01 04:34:51.774 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 01 04:34:51.774 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 01 04:34:51.774 INFO kablam!     |
Sep 01 04:34:51.774 INFO kablam!     = note: type must be known at this point
Sep 01 04:34:51.774 INFO kablam! 
Sep 01 04:34:51.820 INFO kablam! error[E0282]: type annotations needed
Sep 01 04:34:51.820 INFO kablam!    --> src/lib.rs:372:66
Sep 01 04:34:51.820 INFO kablam!     |
Sep 01 04:34:51.820 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 01 04:34:51.820 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 01 04:34:51.820 INFO kablam!     |
Sep 01 04:34:51.820 INFO kablam!     = note: type must be known at this point
Sep 01 04:34:51.820 INFO kablam! 
Sep 01 04:34:51.875 INFO kablam! error[E0282]: type annotations needed
Sep 01 04:34:51.875 INFO kablam!    --> src/lib.rs:386:66
Sep 01 04:34:51.875 INFO kablam!     |
Sep 01 04:34:51.875 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 01 04:34:51.875 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 01 04:34:51.876 INFO kablam!     |
Sep 01 04:34:51.876 INFO kablam!     = note: type must be known at this point
Sep 01 04:34:51.876 INFO kablam! 
Sep 01 04:34:52.058 INFO kablam! error: aborting due to 2 previous errors
Sep 01 04:34:52.058 INFO kablam! 
Sep 01 04:34:52.058 INFO kablam! For more information about this error, try `rustc --explain E0282`.
Sep 01 04:34:52.067 INFO kablam! error: Could not compile `tango`.
Sep 01 04:34:52.067 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 01 04:34:52.314 INFO kablam! error: aborting due to 2 previous errors
Sep 01 04:34:52.314 INFO kablam! 
Sep 01 04:34:52.314 INFO kablam! For more information about this error, try `rustc --explain E0282`.
Sep 01 04:34:52.322 INFO kablam! error: Could not compile `tango`.
Sep 01 04:34:52.322 INFO kablam! 
Sep 01 04:34:52.322 INFO kablam! To learn more, run the command again with --verbose.
Sep 01 04:34:52.324 INFO kablam! su: No module specific data is present
Sep 01 04:34:52.765 INFO running `"docker" "rm" "-f" "45390749ae52ef73d6f35e68dcf75be58aaa33e843e881d462ea566ef2680430"`
Sep 01 04:34:52.856 INFO blam! 45390749ae52ef73d6f35e68dcf75be58aaa33e843e881d462ea566ef2680430