Sep 01 20:03:18.493 INFO checking geckodriver-0.8.0 against try#aa245a5862056b681d2ccdb178f58891108cd3a6 for pr-53831
Sep 01 20:03:18.493 INFO running: cargo +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets
Sep 01 20:03:18.493 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53831/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53831/worker-3/try#aa245a5862056b681d2ccdb178f58891108cd3a6:/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 +aa245a5862056b681d2ccdb178f58891108cd3a6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 01 20:03:18.667 INFO blam! 28640f08154d7a475181133fe2e0b0debb03777de5403bad9cdf95b17a7be68b
Sep 01 20:03:18.669 INFO running `"docker" "start" "-a" "28640f08154d7a475181133fe2e0b0debb03777de5403bad9cdf95b17a7be68b"`
Sep 01 20:03:19.709 INFO kablam!     Checking mozprofile v0.2.1
Sep 01 20:03:19.711 INFO kablam!     Checking zip v0.1.19
Sep 01 20:03:19.712 INFO kablam!     Checking cookie v0.2.5
Sep 01 20:03:21.416 INFO kablam!     Checking hyper v0.9.18
Sep 01 20:03:21.465 INFO kablam!     Checking mozrunner v0.2.0
Sep 01 20:03:27.351 INFO kablam!     Checking webdriver v0.10.2
Sep 01 20:03:30.142 INFO kablam!     Checking geckodriver v0.8.0 (file:///source)
Sep 01 20:03:33.765 INFO kablam! warning: unused `#[macro_use]` import
Sep 01 20:03:33.765 INFO kablam!   --> src/main.rs:12:1
Sep 01 20:03:33.765 INFO kablam!    |
Sep 01 20:03:33.765 INFO kablam! 12 | #[macro_use]
Sep 01 20:03:33.765 INFO kablam!    | ^^^^^^^^^^^^
Sep 01 20:03:33.765 INFO kablam!    |
Sep 01 20:03:33.765 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 01 20:03:33.765 INFO kablam! 
Sep 01 20:03:33.767 INFO kablam! warning: unnecessary parentheses around function argument
Sep 01 20:03:33.768 INFO kablam!    --> src/marionette.rs:696:54
Sep 01 20:03:33.768 INFO kablam!     |
Sep 01 20:03:33.768 INFO kablam! 696 |                                           Ok(Date::new((try_opt!(
Sep 01 20:03:33.768 INFO kablam!     |  ______________________________________________________^
Sep 01 20:03:33.768 INFO kablam! 697 | |                                             x.as_u64(),
Sep 01 20:03:33.768 INFO kablam! 698 | |                                             ErrorStatus::UnknownError,
Sep 01 20:03:33.768 INFO kablam! 699 | |                                             "Failed to interpret domain as String"))))
Sep 01 20:03:33.768 INFO kablam!     | |____________________________________________________________________________________^
Sep 01 20:03:33.768 INFO kablam!     |
Sep 01 20:03:33.768 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 01 20:03:33.768 INFO kablam! help: remove these parentheses
Sep 01 20:03:33.768 INFO kablam!     |
Sep 01 20:03:33.768 INFO kablam! 696 |                                         Ok(Date::new({
Sep 01 20:03:33.768 INFO kablam! 697 |      match x.as_u64() {
Sep 01 20:03:33.768 INFO kablam! 698 |          Some(x) => x,
Sep 01 20:03:33.768 INFO kablam! 699 |          None =>
Sep 01 20:03:33.768 INFO kablam! 700 |          return Err(WebDriverError::new(ErrorStatus::UnknownError,
Sep 01 20:03:33.768 INFO kablam! 701 |                                         "Failed to interpret domain as String")),
Sep 01 20:03:33.768 INFO kablam!   ...
Sep 01 20:03:33.768 INFO kablam! 
Sep 01 20:03:33.910 INFO kablam! warning: unused `#[macro_use]` import
Sep 01 20:03:33.910 INFO kablam!   --> src/main.rs:12:1
Sep 01 20:03:33.910 INFO kablam!    |
Sep 01 20:03:33.910 INFO kablam! 12 | #[macro_use]
Sep 01 20:03:33.910 INFO kablam!    | ^^^^^^^^^^^^
Sep 01 20:03:33.910 INFO kablam!    |
Sep 01 20:03:33.911 INFO kablam!    = note: #[warn(unused_imports)] on by default
Sep 01 20:03:33.911 INFO kablam! 
Sep 01 20:03:33.913 INFO kablam! warning: unnecessary parentheses around function argument
Sep 01 20:03:33.913 INFO kablam!    --> src/marionette.rs:696:54
Sep 01 20:03:33.913 INFO kablam!     |
Sep 01 20:03:33.913 INFO kablam! 696 |                                           Ok(Date::new((try_opt!(
Sep 01 20:03:33.913 INFO kablam!     |  ______________________________________________________^
Sep 01 20:03:33.913 INFO kablam! 697 | |                                             x.as_u64(),
Sep 01 20:03:33.914 INFO kablam! 698 | |                                             ErrorStatus::UnknownError,
Sep 01 20:03:33.914 INFO kablam! 699 | |                                             "Failed to interpret domain as String"))))
Sep 01 20:03:33.914 INFO kablam!     | |____________________________________________________________________________________^
Sep 01 20:03:33.914 INFO kablam!     |
Sep 01 20:03:33.914 INFO kablam!     = note: #[warn(unused_parens)] on by default
Sep 01 20:03:33.914 INFO kablam! help: remove these parentheses
Sep 01 20:03:33.914 INFO kablam!     |
Sep 01 20:03:33.914 INFO kablam! 696 |                                         Ok(Date::new({
Sep 01 20:03:33.914 INFO kablam! 697 |      match x.as_u64() {
Sep 01 20:03:33.914 INFO kablam! 698 |          Some(x) => x,
Sep 01 20:03:33.914 INFO kablam! 699 |          None =>
Sep 01 20:03:33.914 INFO kablam! 700 |          return Err(WebDriverError::new(ErrorStatus::UnknownError,
Sep 01 20:03:33.914 INFO kablam! 701 |                                         "Failed to interpret domain as String")),
Sep 01 20:03:33.914 INFO kablam!   ...
Sep 01 20:03:33.914 INFO kablam! 
Sep 01 20:03:34.815 INFO kablam! warning: variable does not need to be mutable
Sep 01 20:03:34.815 INFO kablam!     --> src/marionette.rs:1117:13
Sep 01 20:03:34.815 INFO kablam!      |
Sep 01 20:03:34.815 INFO kablam! 1117 |         let mut stream = self.stream.as_mut().unwrap();
Sep 01 20:03:34.815 INFO kablam!      |             ----^^^^^^
Sep 01 20:03:34.815 INFO kablam!      |             |
Sep 01 20:03:34.815 INFO kablam!      |             help: remove this `mut`
Sep 01 20:03:34.815 INFO kablam!      |
Sep 01 20:03:34.815 INFO kablam!      = note: #[warn(unused_mut)] on by default
Sep 01 20:03:34.815 INFO kablam! 
Sep 01 20:03:34.815 INFO kablam! warning: variable does not need to be mutable
Sep 01 20:03:34.815 INFO kablam!     --> src/marionette.rs:1119:17
Sep 01 20:03:34.815 INFO kablam!      |
Sep 01 20:03:34.815 INFO kablam! 1119 |             let mut buf = &mut [0 as u8];
Sep 01 20:03:34.815 INFO kablam!      |                 ----^^^
Sep 01 20:03:34.816 INFO kablam!      |                 |
Sep 01 20:03:34.816 INFO kablam!      |                 help: remove this `mut`
Sep 01 20:03:34.816 INFO kablam! 
Sep 01 20:03:34.816 INFO kablam! warning: variable does not need to be mutable
Sep 01 20:03:34.816 INFO kablam!     --> src/marionette.rs:1141:13
Sep 01 20:03:34.816 INFO kablam!      |
Sep 01 20:03:34.816 INFO kablam! 1141 |         let mut buf = &mut [0 as u8; 8192];
Sep 01 20:03:34.816 INFO kablam!      |             ----^^^
Sep 01 20:03:34.816 INFO kablam!      |             |
Sep 01 20:03:34.816 INFO kablam!      |             help: remove this `mut`
Sep 01 20:03:34.816 INFO kablam! 
Sep 01 20:03:34.970 INFO kablam! warning: variable does not need to be mutable
Sep 01 20:03:34.971 INFO kablam!     --> src/marionette.rs:1117:13
Sep 01 20:03:34.971 INFO kablam!      |
Sep 01 20:03:34.971 INFO kablam! 1117 |         let mut stream = self.stream.as_mut().unwrap();
Sep 01 20:03:34.971 INFO kablam!      |             ----^^^^^^
Sep 01 20:03:34.971 INFO kablam!      |             |
Sep 01 20:03:34.971 INFO kablam!      |             help: remove this `mut`
Sep 01 20:03:34.971 INFO kablam!      |
Sep 01 20:03:34.971 INFO kablam!      = note: #[warn(unused_mut)] on by default
Sep 01 20:03:34.971 INFO kablam! 
Sep 01 20:03:34.972 INFO kablam! warning: variable does not need to be mutable
Sep 01 20:03:34.972 INFO kablam!     --> src/marionette.rs:1119:17
Sep 01 20:03:34.972 INFO kablam!      |
Sep 01 20:03:34.972 INFO kablam! 1119 |             let mut buf = &mut [0 as u8];
Sep 01 20:03:34.972 INFO kablam!      |                 ----^^^
Sep 01 20:03:34.972 INFO kablam!      |                 |
Sep 01 20:03:34.972 INFO kablam!      |                 help: remove this `mut`
Sep 01 20:03:34.972 INFO kablam! 
Sep 01 20:03:34.972 INFO kablam! warning: variable does not need to be mutable
Sep 01 20:03:34.972 INFO kablam!     --> src/marionette.rs:1141:13
Sep 01 20:03:34.972 INFO kablam!      |
Sep 01 20:03:34.972 INFO kablam! 1141 |         let mut buf = &mut [0 as u8; 8192];
Sep 01 20:03:34.972 INFO kablam!      |             ----^^^
Sep 01 20:03:34.972 INFO kablam!      |             |
Sep 01 20:03:34.972 INFO kablam!      |             help: remove this `mut`
Sep 01 20:03:34.972 INFO kablam! 
Sep 01 20:03:35.029 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 15.46s
Sep 01 20:03:35.036 INFO kablam! su: No module specific data is present
Sep 01 20:03:35.573 INFO running `"docker" "rm" "-f" "28640f08154d7a475181133fe2e0b0debb03777de5403bad9cdf95b17a7be68b"`
Sep 01 20:03:35.673 INFO blam! 28640f08154d7a475181133fe2e0b0debb03777de5403bad9cdf95b17a7be68b