Sep 01 21:49:07.252 INFO checking tango-0.6.2 against try#952c7dbfa2628309f557b367929ffc17af20b332 for pr-53851
Sep 01 21:49:07.252 INFO running: cargo +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets
Sep 01 21:49:07.252 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-0/pr-53851/try#952c7dbfa2628309f557b367929ffc17af20b332:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53851/worker-0/try#952c7dbfa2628309f557b367929ffc17af20b332:/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 +952c7dbfa2628309f557b367929ffc17af20b332-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 21:49:07.458 INFO blam! c8fabf0616fedc7c5b08bf88704eb05609d7bfaf6d1f988b1140d4223d177aab
Sep 01 21:49:07.460 INFO running `"docker" "start" "-a" "c8fabf0616fedc7c5b08bf88704eb05609d7bfaf6d1f988b1140d4223d177aab"`
Sep 01 21:49:08.146 INFO kablam!    Compiling tango v0.6.2 (file:///source)
Sep 01 21:49:09.333 INFO kablam! error[E0282]: type annotations needed
Sep 01 21:49:09.333 INFO kablam!    --> src/lib.rs:259:66
Sep 01 21:49:09.333 INFO kablam!     |
Sep 01 21:49:09.334 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 01 21:49:09.334 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 01 21:49:09.334 INFO kablam!     |
Sep 01 21:49:09.334 INFO kablam!     = note: type must be known at this point
Sep 01 21:49:09.334 INFO kablam! 
Sep 01 21:49:09.371 INFO kablam! error[E0282]: type annotations needed
Sep 01 21:49:09.371 INFO kablam!    --> src/lib.rs:273:66
Sep 01 21:49:09.371 INFO kablam!     |
Sep 01 21:49:09.371 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 01 21:49:09.371 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 01 21:49:09.371 INFO kablam!     |
Sep 01 21:49:09.371 INFO kablam!     = note: type must be known at this point
Sep 01 21:49:09.372 INFO kablam! 
Sep 01 21:49:09.619 INFO kablam! error: aborting due to 2 previous errors
Sep 01 21:49:09.619 INFO kablam! 
Sep 01 21:49:09.619 INFO kablam! For more information about this error, try `rustc --explain E0282`.
Sep 01 21:49:09.627 INFO kablam! error: Could not compile `tango`.
Sep 01 21:49:09.627 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 01 21:49:09.641 INFO kablam! error[E0282]: type annotations needed
Sep 01 21:49:09.641 INFO kablam!    --> src/lib.rs:259:66
Sep 01 21:49:09.641 INFO kablam!     |
Sep 01 21:49:09.641 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 01 21:49:09.641 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 01 21:49:09.641 INFO kablam!     |
Sep 01 21:49:09.641 INFO kablam!     = note: type must be known at this point
Sep 01 21:49:09.641 INFO kablam! 
Sep 01 21:49:09.706 INFO kablam! error[E0282]: type annotations needed
Sep 01 21:49:09.706 INFO kablam!    --> src/lib.rs:273:66
Sep 01 21:49:09.706 INFO kablam!     |
Sep 01 21:49:09.706 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 01 21:49:09.706 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 01 21:49:09.706 INFO kablam!     |
Sep 01 21:49:09.706 INFO kablam!     = note: type must be known at this point
Sep 01 21:49:09.706 INFO kablam! 
Sep 01 21:49:10.010 INFO kablam! error: aborting due to 2 previous errors
Sep 01 21:49:10.010 INFO kablam! 
Sep 01 21:49:10.010 INFO kablam! For more information about this error, try `rustc --explain E0282`.
Sep 01 21:49:10.021 INFO kablam! error: Could not compile `tango`.
Sep 01 21:49:10.021 INFO kablam! 
Sep 01 21:49:10.021 INFO kablam! To learn more, run the command again with --verbose.
Sep 01 21:49:10.023 INFO kablam! su: No module specific data is present
Sep 01 21:49:10.386 INFO running `"docker" "rm" "-f" "c8fabf0616fedc7c5b08bf88704eb05609d7bfaf6d1f988b1140d4223d177aab"`
Sep 01 21:49:10.484 INFO blam! c8fabf0616fedc7c5b08bf88704eb05609d7bfaf6d1f988b1140d4223d177aab