Sep 01 04:34:47.169 INFO checking tango-0.8.1 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 04:34:47.169 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 04:34:47.170 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-3/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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 +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 04:34:47.394 INFO blam! e74630468e599126450543438950050b70e2e541baa7f44907ebb39d79896c78
Sep 01 04:34:47.397 INFO running `"docker" "start" "-a" "e74630468e599126450543438950050b70e2e541baa7f44907ebb39d79896c78"`
Sep 01 04:34:48.515 INFO kablam!    Compiling tango v0.8.1 (file:///source)
Sep 01 04:34:50.035 INFO kablam! warning: unused import: `std::env`
Sep 01 04:34:50.035 INFO kablam!   --> src/lib.rs:13:5
Sep 01 04:34:50.035 INFO kablam!    |
Sep 01 04:34:50.035 INFO kablam! 13 | use std::env;
Sep 01 04:34:50.035 INFO kablam!    |     ^^^^^^^^
Sep 01 04:34:50.036 INFO kablam!    |
Sep 01 04:34:50.036 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 01 04:34:50.036 INFO kablam! 
Sep 01 04:34:50.148 INFO kablam! warning: unused import: `std::env`
Sep 01 04:34:50.148 INFO kablam!   --> src/lib.rs:13:5
Sep 01 04:34:50.148 INFO kablam!    |
Sep 01 04:34:50.148 INFO kablam! 13 | use std::env;
Sep 01 04:34:50.148 INFO kablam!    |     ^^^^^^^^
Sep 01 04:34:50.148 INFO kablam!    |
Sep 01 04:34:50.148 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 01 04:34:50.148 INFO kablam! 
Sep 01 04:34:50.364 INFO kablam! error[E0282]: type annotations needed
Sep 01 04:34:50.364 INFO kablam!    --> src/lib.rs:372:66
Sep 01 04:34:50.364 INFO kablam!     |
Sep 01 04:34:50.364 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 04:34:50.364 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 01 04:34:50.364 INFO kablam!     |
Sep 01 04:34:50.364 INFO kablam!     = note: type must be known at this point
Sep 01 04:34:50.364 INFO kablam! 
Sep 01 04:34:50.419 INFO kablam! error[E0282]: type annotations needed
Sep 01 04:34:50.419 INFO kablam!    --> src/lib.rs:386:66
Sep 01 04:34:50.419 INFO kablam!     |
Sep 01 04:34:50.419 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 04:34:50.419 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 01 04:34:50.420 INFO kablam!     |
Sep 01 04:34:50.420 INFO kablam!     = note: type must be known at this point
Sep 01 04:34:50.420 INFO kablam! 
Sep 01 04:34:50.581 INFO kablam! error[E0282]: type annotations needed
Sep 01 04:34:50.581 INFO kablam!    --> src/lib.rs:372:66
Sep 01 04:34:50.581 INFO kablam!     |
Sep 01 04:34:50.581 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 04:34:50.581 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 01 04:34:50.581 INFO kablam!     |
Sep 01 04:34:50.581 INFO kablam!     = note: type must be known at this point
Sep 01 04:34:50.581 INFO kablam! 
Sep 01 04:34:50.636 INFO kablam! error[E0282]: type annotations needed
Sep 01 04:34:50.637 INFO kablam!    --> src/lib.rs:386:66
Sep 01 04:34:50.637 INFO kablam!     |
Sep 01 04:34:50.637 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 04:34:50.637 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 01 04:34:50.637 INFO kablam!     |
Sep 01 04:34:50.637 INFO kablam!     = note: type must be known at this point
Sep 01 04:34:50.637 INFO kablam! 
Sep 01 04:34:50.735 INFO kablam! error: aborting due to 2 previous errors
Sep 01 04:34:50.736 INFO kablam! 
Sep 01 04:34:50.736 INFO kablam! For more information about this error, try `rustc --explain E0282`.
Sep 01 04:34:50.746 INFO kablam! error: Could not compile `tango`.
Sep 01 04:34:50.747 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 01 04:34:51.039 INFO kablam! error: aborting due to 2 previous errors
Sep 01 04:34:51.039 INFO kablam! 
Sep 01 04:34:51.039 INFO kablam! For more information about this error, try `rustc --explain E0282`.
Sep 01 04:34:51.050 INFO kablam! error: Could not compile `tango`.
Sep 01 04:34:51.050 INFO kablam! 
Sep 01 04:34:51.050 INFO kablam! To learn more, run the command again with --verbose.
Sep 01 04:34:51.052 INFO kablam! su: No module specific data is present
Sep 01 04:34:51.619 INFO running `"docker" "rm" "-f" "e74630468e599126450543438950050b70e2e541baa7f44907ebb39d79896c78"`
Sep 01 04:34:51.775 INFO blam! e74630468e599126450543438950050b70e2e541baa7f44907ebb39d79896c78