Sep 14 07:58:39.054 INFO checking tango-0.8.1 against try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0 for pr-53578-1
Sep 14 07:58:39.054 INFO running: cargo +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets
Sep 14 07:58:39.054 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53578-1/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53578-1/worker-4/try#87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0:/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 +87b8e7411c4f1267d0cac0d63fa9c21c943e2ea0-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 14 07:58:39.503 INFO blam! 03358cd2b59a5ed08e0699683c73b84533b174bd6a4d7770c835421db5582a70
Sep 14 07:58:39.504 INFO running `"docker" "start" "-a" "03358cd2b59a5ed08e0699683c73b84533b174bd6a4d7770c835421db5582a70"`
Sep 14 07:58:41.491 INFO kablam! usermod: no changes
Sep 14 07:58:41.603 INFO kablam!    Compiling tango v0.8.1 (file:///source)
Sep 14 07:58:42.888 INFO kablam! warning: unused import: `std::env`
Sep 14 07:58:42.888 INFO kablam!   --> src/lib.rs:13:5
Sep 14 07:58:42.888 INFO kablam!    |
Sep 14 07:58:42.888 INFO kablam! 13 | use std::env;
Sep 14 07:58:42.888 INFO kablam!    |     ^^^^^^^^
Sep 14 07:58:42.888 INFO kablam!    |
Sep 14 07:58:42.888 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 14 07:58:42.888 INFO kablam! 
Sep 14 07:58:43.063 INFO kablam! warning: unused import: `std::env`
Sep 14 07:58:43.063 INFO kablam!   --> src/lib.rs:13:5
Sep 14 07:58:43.063 INFO kablam!    |
Sep 14 07:58:43.063 INFO kablam! 13 | use std::env;
Sep 14 07:58:43.063 INFO kablam!    |     ^^^^^^^^
Sep 14 07:58:43.063 INFO kablam!    |
Sep 14 07:58:43.063 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 14 07:58:43.063 INFO kablam! 
Sep 14 07:58:43.331 INFO kablam! error[E0282]: type annotations needed
Sep 14 07:58:43.331 INFO kablam!    --> src/lib.rs:372:66
Sep 14 07:58:43.331 INFO kablam!     |
Sep 14 07:58:43.331 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 14 07:58:43.331 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 14 07:58:43.331 INFO kablam!     |
Sep 14 07:58:43.331 INFO kablam!     = note: type must be known at this point
Sep 14 07:58:43.331 INFO kablam! 
Sep 14 07:58:43.487 INFO kablam! error[E0282]: type annotations needed
Sep 14 07:58:43.487 INFO kablam!    --> src/lib.rs:386:66
Sep 14 07:58:43.487 INFO kablam!     |
Sep 14 07:58:43.487 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 14 07:58:43.487 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 14 07:58:43.487 INFO kablam!     |
Sep 14 07:58:43.487 INFO kablam!     = note: type must be known at this point
Sep 14 07:58:43.487 INFO kablam! 
Sep 14 07:58:43.499 INFO kablam! error[E0282]: type annotations needed
Sep 14 07:58:43.499 INFO kablam!    --> src/lib.rs:372:66
Sep 14 07:58:43.499 INFO kablam!     |
Sep 14 07:58:43.499 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 14 07:58:43.499 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 14 07:58:43.499 INFO kablam!     |
Sep 14 07:58:43.499 INFO kablam!     = note: type must be known at this point
Sep 14 07:58:43.499 INFO kablam! 
Sep 14 07:58:43.595 INFO kablam! error[E0282]: type annotations needed
Sep 14 07:58:43.595 INFO kablam!    --> src/lib.rs:386:66
Sep 14 07:58:43.595 INFO kablam!     |
Sep 14 07:58:43.595 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 14 07:58:43.595 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 14 07:58:43.595 INFO kablam!     |
Sep 14 07:58:43.595 INFO kablam!     = note: type must be known at this point
Sep 14 07:58:43.595 INFO kablam! 
Sep 14 07:58:44.095 INFO kablam! error: aborting due to 2 previous errors
Sep 14 07:58:44.095 INFO kablam! 
Sep 14 07:58:44.095 INFO kablam! For more information about this error, try `rustc --explain E0282`.
Sep 14 07:58:44.115 INFO kablam! error: aborting due to 2 previous errors
Sep 14 07:58:44.115 INFO kablam! 
Sep 14 07:58:44.115 INFO kablam! For more information about this error, try `rustc --explain E0282`.
Sep 14 07:58:44.119 INFO kablam! error: Could not compile `tango`.
Sep 14 07:58:44.119 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 14 07:58:44.146 INFO kablam! error: Could not compile `tango`.
Sep 14 07:58:44.146 INFO kablam! 
Sep 14 07:58:44.146 INFO kablam! To learn more, run the command again with --verbose.
Sep 14 07:58:44.151 INFO kablam! su: No module specific data is present
Sep 14 07:58:45.692 INFO running `"docker" "rm" "-f" "03358cd2b59a5ed08e0699683c73b84533b174bd6a4d7770c835421db5582a70"`
Sep 14 07:58:46.027 INFO blam! 03358cd2b59a5ed08e0699683c73b84533b174bd6a4d7770c835421db5582a70