Aug 30 00:42:54.491 INFO checking tango-0.8.1 against master#545f22340f72ee0efaf6463efb43a2840e3d35db for pr-53699
Aug 30 00:42:54.491 INFO running: cargo +545f22340f72ee0efaf6463efb43a2840e3d35db-alt check --frozen --all --all-targets
Aug 30 00:42:54.491 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-1/pr-53699/master#545f22340f72ee0efaf6463efb43a2840e3d35db:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53699/worker-1/master#545f22340f72ee0efaf6463efb43a2840e3d35db:/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 +545f22340f72ee0efaf6463efb43a2840e3d35db-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Aug 30 00:42:54.681 INFO blam! 18c1865e487e46db67560c1cc3fd55a2ffdd94cb5f02645c67f838c064ae726d
Aug 30 00:42:54.686 INFO running `"docker" "start" "-a" "18c1865e487e46db67560c1cc3fd55a2ffdd94cb5f02645c67f838c064ae726d"`
Aug 30 00:42:55.322 INFO kablam!    Compiling tango v0.8.1 (file:///source)
Aug 30 00:42:56.238 INFO kablam! warning: unused import: `std::env`
Aug 30 00:42:56.238 INFO kablam!   --> src/lib.rs:13:5
Aug 30 00:42:56.238 INFO kablam!    |
Aug 30 00:42:56.238 INFO kablam! 13 | use std::env;
Aug 30 00:42:56.238 INFO kablam!    |     ^^^^^^^^
Aug 30 00:42:56.238 INFO kablam!    |
Aug 30 00:42:56.238 INFO kablam!    = note: #[warn(unused_imports)] on by default
Aug 30 00:42:56.238 INFO kablam! 
Aug 30 00:42:56.448 INFO kablam! error[E0282]: type annotations needed
Aug 30 00:42:56.448 INFO kablam!    --> src/lib.rs:372:66
Aug 30 00:42:56.448 INFO kablam!     |
Aug 30 00:42:56.448 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?")); }
Aug 30 00:42:56.448 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Aug 30 00:42:56.448 INFO kablam!     |
Aug 30 00:42:56.448 INFO kablam!     = note: type must be known at this point
Aug 30 00:42:56.449 INFO kablam! 
Aug 30 00:42:56.482 INFO kablam! error[E0282]: type annotations needed
Aug 30 00:42:56.482 INFO kablam!    --> src/lib.rs:386:66
Aug 30 00:42:56.482 INFO kablam!     |
Aug 30 00:42:56.482 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?")); }
Aug 30 00:42:56.482 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Aug 30 00:42:56.482 INFO kablam!     |
Aug 30 00:42:56.482 INFO kablam!     = note: type must be known at this point
Aug 30 00:42:56.482 INFO kablam! 
Aug 30 00:42:56.612 INFO kablam! warning: unused import: `std::env`
Aug 30 00:42:56.613 INFO kablam!   --> src/lib.rs:13:5
Aug 30 00:42:56.613 INFO kablam!    |
Aug 30 00:42:56.613 INFO kablam! 13 | use std::env;
Aug 30 00:42:56.613 INFO kablam!    |     ^^^^^^^^
Aug 30 00:42:56.613 INFO kablam!    |
Aug 30 00:42:56.613 INFO kablam!    = note: #[warn(unused_imports)] on by default
Aug 30 00:42:56.613 INFO kablam! 
Aug 30 00:42:56.675 INFO kablam! error: aborting due to 2 previous errors
Aug 30 00:42:56.675 INFO kablam! 
Aug 30 00:42:56.675 INFO kablam! For more information about this error, try `rustc --explain E0282`.
Aug 30 00:42:56.682 INFO kablam! error: Could not compile `tango`.
Aug 30 00:42:56.682 INFO kablam! warning: build failed, waiting for other jobs to finish...
Aug 30 00:42:56.949 INFO kablam! error[E0282]: type annotations needed
Aug 30 00:42:56.949 INFO kablam!    --> src/lib.rs:372:66
Aug 30 00:42:56.949 INFO kablam!     |
Aug 30 00:42:56.949 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?")); }
Aug 30 00:42:56.949 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Aug 30 00:42:56.950 INFO kablam!     |
Aug 30 00:42:56.950 INFO kablam!     = note: type must be known at this point
Aug 30 00:42:56.950 INFO kablam! 
Aug 30 00:42:56.983 INFO kablam! error[E0282]: type annotations needed
Aug 30 00:42:56.983 INFO kablam!    --> src/lib.rs:386:66
Aug 30 00:42:56.983 INFO kablam!     |
Aug 30 00:42:56.983 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?")); }
Aug 30 00:42:56.983 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Aug 30 00:42:56.983 INFO kablam!     |
Aug 30 00:42:56.983 INFO kablam!     = note: type must be known at this point
Aug 30 00:42:56.983 INFO kablam! 
Aug 30 00:42:57.259 INFO kablam! error: aborting due to 2 previous errors
Aug 30 00:42:57.259 INFO kablam! 
Aug 30 00:42:57.259 INFO kablam! For more information about this error, try `rustc --explain E0282`.
Aug 30 00:42:57.267 INFO kablam! error: Could not compile `tango`.
Aug 30 00:42:57.267 INFO kablam! 
Aug 30 00:42:57.267 INFO kablam! To learn more, run the command again with --verbose.
Aug 30 00:42:57.269 INFO kablam! su: No module specific data is present
Aug 30 00:42:57.725 INFO running `"docker" "rm" "-f" "18c1865e487e46db67560c1cc3fd55a2ffdd94cb5f02645c67f838c064ae726d"`
Aug 30 00:42:57.817 INFO blam! 18c1865e487e46db67560c1cc3fd55a2ffdd94cb5f02645c67f838c064ae726d