Sep 19 19:15:02.890 INFO checking tango-0.6.2 against master#1e21c9a297a9fe668d62887a3a6a4add8e717b17 for pr-54352
Sep 19 19:15:02.890 INFO running: cargo +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets
Sep 19 19:15:02.890 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54352/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54352/worker-3/master#1e21c9a297a9fe668d62887a3a6a4add8e717b17:/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 +1e21c9a297a9fe668d62887a3a6a4add8e717b17-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 19 19:15:03.114 INFO blam! 64849a14b71774ecbd5cf2362a0646587cdb595a774db80c28b935cabd48dc0a
Sep 19 19:15:03.120 INFO running `"docker" "start" "-a" "64849a14b71774ecbd5cf2362a0646587cdb595a774db80c28b935cabd48dc0a"`
Sep 19 19:15:04.926 INFO kablam! usermod: no changes
Sep 19 19:15:05.090 INFO kablam!    Compiling tango v0.6.2 (/source)
Sep 19 19:15:06.662 INFO kablam! error[E0282]: type annotations needed
Sep 19 19:15:06.662 INFO kablam!    --> src/lib.rs:259:66
Sep 19 19:15:06.662 INFO kablam!     |
Sep 19 19:15:06.662 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 19 19:15:06.662 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 19 19:15:06.682 INFO kablam!     |
Sep 19 19:15:06.682 INFO kablam!     = note: type must be known at this point
Sep 19 19:15:06.682 INFO kablam! 
Sep 19 19:15:06.752 INFO kablam! error[E0282]: type annotations needed
Sep 19 19:15:06.752 INFO kablam!    --> src/lib.rs:273:66
Sep 19 19:15:06.752 INFO kablam!     |
Sep 19 19:15:06.752 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 19 19:15:06.752 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 19 19:15:06.757 INFO kablam!     |
Sep 19 19:15:06.757 INFO kablam!     = note: type must be known at this point
Sep 19 19:15:06.757 INFO kablam! 
Sep 19 19:15:06.838 INFO kablam! error[E0282]: type annotations needed
Sep 19 19:15:06.838 INFO kablam!    --> src/lib.rs:259:66
Sep 19 19:15:06.838 INFO kablam!     |
Sep 19 19:15:06.838 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 19 19:15:06.838 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 19 19:15:06.838 INFO kablam!     |
Sep 19 19:15:06.838 INFO kablam!     = note: type must be known at this point
Sep 19 19:15:06.838 INFO kablam! 
Sep 19 19:15:06.884 INFO kablam! error[E0282]: type annotations needed
Sep 19 19:15:06.884 INFO kablam!    --> src/lib.rs:273:66
Sep 19 19:15:06.884 INFO kablam!     |
Sep 19 19:15:06.884 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 19 19:15:06.884 INFO kablam!     |                                                                  ^^^^^^ cannot infer type for `T`
Sep 19 19:15:06.884 INFO kablam!     |
Sep 19 19:15:06.884 INFO kablam!     = note: type must be known at this point
Sep 19 19:15:06.884 INFO kablam! 
Sep 19 19:15:07.014 INFO kablam! error: aborting due to 2 previous errors
Sep 19 19:15:07.014 INFO kablam! 
Sep 19 19:15:07.014 INFO kablam! For more information about this error, try `rustc --explain E0282`.
Sep 19 19:15:07.038 INFO kablam! error: Could not compile `tango`.
Sep 19 19:15:07.038 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 19 19:15:07.086 INFO kablam! error: aborting due to 2 previous errors
Sep 19 19:15:07.086 INFO kablam! 
Sep 19 19:15:07.086 INFO kablam! For more information about this error, try `rustc --explain E0282`.
Sep 19 19:15:07.100 INFO kablam! error: Could not compile `tango`.
Sep 19 19:15:07.100 INFO kablam! 
Sep 19 19:15:07.100 INFO kablam! To learn more, run the command again with --verbose.
Sep 19 19:15:07.106 INFO kablam! su: No module specific data is present
Sep 19 19:15:08.237 INFO running `"docker" "rm" "-f" "64849a14b71774ecbd5cf2362a0646587cdb595a774db80c28b935cabd48dc0a"`
Sep 19 19:15:08.351 INFO blam! 64849a14b71774ecbd5cf2362a0646587cdb595a774db80c28b935cabd48dc0a