Sep 05 20:52:22.226 INFO checking webdriver_client-0.2.1 against try#51ff957df5095d92d1d3d4682207ee8b7ad408a8 for pr-53854
Sep 05 20:52:22.226 INFO running: cargo +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets
Sep 05 20:52:22.227 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-53854/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53854/worker-4/try#51ff957df5095d92d1d3d4682207ee8b7ad408a8:/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 +51ff957df5095d92d1d3d4682207ee8b7ad408a8-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 05 20:52:22.610 INFO blam! 3ae41c95777e522cd4f64d89046aca47d27e0cc46736f6e01282ca893ff5ea0f
Sep 05 20:52:22.618 INFO running `"docker" "start" "-a" "3ae41c95777e522cd4f64d89046aca47d27e0cc46736f6e01282ca893ff5ea0f"`
Sep 05 20:52:23.937 INFO kablam! usermod: no changes
Sep 05 20:52:24.324 INFO kablam!    Compiling derive_builder v0.5.1
Sep 05 20:52:24.325 INFO kablam!     Checking nix v0.5.1
Sep 05 20:52:24.327 INFO kablam!    Compiling derive_builder_core v0.2.0
Sep 05 20:52:24.328 INFO kablam!     Checking hyper v0.10.13
Sep 05 20:52:24.329 INFO kablam!     Checking stderrlog v0.2.4
Sep 05 20:52:24.329 INFO kablam!     Checking env_logger v0.4.3
Sep 05 20:52:28.938 INFO kablam!     Checking rustyline v1.0.0
Sep 05 20:52:30.852 INFO kablam!     Checking webdriver_client v0.2.1 (file:///source)
Sep 05 20:52:31.941 INFO kablam! error: field is never used: `driver`
Sep 05 20:52:31.941 INFO kablam!    --> src/lib.rs:173:5
Sep 05 20:52:31.941 INFO kablam!     |
Sep 05 20:52:31.941 INFO kablam! 173 |     driver: Box<Driver>,
Sep 05 20:52:31.941 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^
Sep 05 20:52:31.941 INFO kablam!     |
Sep 05 20:52:31.941 INFO kablam! note: lint level defined here
Sep 05 20:52:31.941 INFO kablam!    --> src/lib.rs:1:9
Sep 05 20:52:31.941 INFO kablam!     |
Sep 05 20:52:31.941 INFO kablam! 1   | #![deny(warnings)]
Sep 05 20:52:31.941 INFO kablam!     |         ^^^^^^^^
Sep 05 20:52:31.941 INFO kablam!     = note: #[deny(dead_code)] implied by #[deny(warnings)]
Sep 05 20:52:31.941 INFO kablam! 
Sep 05 20:52:31.970 INFO kablam! error: aborting due to previous error
Sep 05 20:52:31.970 INFO kablam! 
Sep 05 20:52:31.982 INFO kablam! error: Could not compile `webdriver_client`.
Sep 05 20:52:31.982 INFO kablam! warning: build failed, waiting for other jobs to finish...
Sep 05 20:52:31.986 INFO kablam! error: field is never used: `driver`
Sep 05 20:52:31.986 INFO kablam!    --> src/lib.rs:173:5
Sep 05 20:52:31.986 INFO kablam!     |
Sep 05 20:52:31.986 INFO kablam! 173 |     driver: Box<Driver>,
Sep 05 20:52:31.986 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^
Sep 05 20:52:31.986 INFO kablam!     |
Sep 05 20:52:31.986 INFO kablam! note: lint level defined here
Sep 05 20:52:31.986 INFO kablam!    --> src/lib.rs:1:9
Sep 05 20:52:31.986 INFO kablam!     |
Sep 05 20:52:31.986 INFO kablam! 1   | #![deny(warnings)]
Sep 05 20:52:31.986 INFO kablam!     |         ^^^^^^^^
Sep 05 20:52:31.986 INFO kablam!     = note: #[deny(dead_code)] implied by #[deny(warnings)]
Sep 05 20:52:31.986 INFO kablam! 
Sep 05 20:52:32.013 INFO kablam! error: aborting due to previous error
Sep 05 20:52:32.013 INFO kablam! 
Sep 05 20:52:32.026 INFO kablam! error: Could not compile `webdriver_client`.
Sep 05 20:52:32.026 INFO kablam! 
Sep 05 20:52:32.027 INFO kablam! To learn more, run the command again with --verbose.
Sep 05 20:52:32.028 INFO kablam! su: No module specific data is present
Sep 05 20:52:32.578 INFO running `"docker" "rm" "-f" "3ae41c95777e522cd4f64d89046aca47d27e0cc46736f6e01282ca893ff5ea0f"`
Sep 05 20:52:32.789 INFO blam! 3ae41c95777e522cd4f64d89046aca47d27e0cc46736f6e01282ca893ff5ea0f