Sep 10 08:06:27.131 INFO checking tango-0.8.1 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 08:06:27.131 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 08:06:27.131 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-2/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-2/try#3a2610c2a16575649896925631bf8cec4f4b1961:/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 +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 08:06:27.425 INFO blam! 552316251c3b6d3199557bf53f1420781db00a7668aa54f7973185091d090a6a
Sep 10 08:06:27.427 INFO running `"docker" "start" "-a" "552316251c3b6d3199557bf53f1420781db00a7668aa54f7973185091d090a6a"`
Sep 10 08:06:28.710 INFO kablam! usermod: no changes
Sep 10 08:06:28.847 INFO kablam!    Compiling tango v0.8.1 (file:///source)
Sep 10 08:06:28.854 INFO kablam!     Checking filetime v0.1.15
Sep 10 08:06:30.347 INFO kablam! warning: unused import: `std::env`
Sep 10 08:06:30.347 INFO kablam!   --> src/lib.rs:13:5
Sep 10 08:06:30.347 INFO kablam!    |
Sep 10 08:06:30.347 INFO kablam! 13 | use std::env;
Sep 10 08:06:30.347 INFO kablam!    |     ^^^^^^^^
Sep 10 08:06:30.358 INFO kablam!    |
Sep 10 08:06:30.358 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 10 08:06:30.359 INFO kablam! 
Sep 10 08:06:30.484 INFO kablam! warning: unused import: `std::env`
Sep 10 08:06:30.484 INFO kablam!   --> src/lib.rs:13:5
Sep 10 08:06:30.484 INFO kablam!    |
Sep 10 08:06:30.484 INFO kablam! 13 | use std::env;
Sep 10 08:06:30.484 INFO kablam!    |     ^^^^^^^^
Sep 10 08:06:30.484 INFO kablam!    |
Sep 10 08:06:30.484 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 10 08:06:30.484 INFO kablam! 
Sep 10 08:06:30.649 INFO kablam! error[E0282]: type annotations needed
Sep 10 08:06:30.649 INFO kablam!    --> src/lib.rs:372:66
Sep 10 08:06:30.649 INFO kablam!     |
Sep 10 08:06:30.649 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 08:06:30.649 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 10 08:06:30.649 INFO kablam!     |
Sep 10 08:06:30.649 INFO kablam!     = note: type must be known at this point
Sep 10 08:06:30.649 INFO kablam! 
Sep 10 08:06:30.731 INFO kablam! error[E0282]: type annotations needed
Sep 10 08:06:30.732 INFO kablam!    --> src/lib.rs:386:66
Sep 10 08:06:30.732 INFO kablam!     |
Sep 10 08:06:30.732 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 08:06:30.732 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 10 08:06:30.732 INFO kablam!     |
Sep 10 08:06:30.732 INFO kablam!     = note: type must be known at this point
Sep 10 08:06:30.732 INFO kablam! 
Sep 10 08:06:30.842 INFO kablam! error[E0282]: type annotations needed
Sep 10 08:06:30.842 INFO kablam!    --> src/lib.rs:372:66
Sep 10 08:06:30.842 INFO kablam!     |
Sep 10 08:06:30.842 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 08:06:30.842 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 10 08:06:30.854 INFO kablam!     |
Sep 10 08:06:30.854 INFO kablam!     = note: type must be known at this point
Sep 10 08:06:30.854 INFO kablam! 
Sep 10 08:06:30.978 INFO kablam! error[E0282]: type annotations needed
Sep 10 08:06:30.978 INFO kablam!    --> src/lib.rs:386:66
Sep 10 08:06:30.978 INFO kablam!     |
Sep 10 08:06:30.978 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 08:06:30.978 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 10 08:06:30.978 INFO kablam!     |
Sep 10 08:06:30.978 INFO kablam!     = note: type must be known at this point
Sep 10 08:06:30.978 INFO kablam! 
Sep 10 08:06:31.048 INFO kablam! error: aborting due to 2 previous errors
Sep 10 08:06:31.048 INFO kablam! 
Sep 10 08:06:31.048 INFO kablam! For more information about this error, try `rustc --explain E0282`.
Sep 10 08:06:31.078 INFO kablam! error: Could not compile `tango`.
Sep 10 08:06:31.078 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 10 08:06:31.271 INFO kablam! error: aborting due to 2 previous errors
Sep 10 08:06:31.271 INFO kablam! 
Sep 10 08:06:31.271 INFO kablam! For more information about this error, try `rustc --explain E0282`.
Sep 10 08:06:31.280 INFO kablam! error: Could not compile `tango`.
Sep 10 08:06:31.280 INFO kablam! 
Sep 10 08:06:31.280 INFO kablam! To learn more, run the command again with --verbose.
Sep 10 08:06:31.282 INFO kablam! su: No module specific data is present
Sep 10 08:06:32.896 INFO running `"docker" "rm" "-f" "552316251c3b6d3199557bf53f1420781db00a7668aa54f7973185091d090a6a"`
Sep 10 08:06:33.028 INFO blam! 552316251c3b6d3199557bf53f1420781db00a7668aa54f7973185091d090a6a