Sep 04 12:33:06.839 INFO checking ledger-0.0.5 against master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c for pr-53893
Sep 04 12:33:06.839 INFO running: cargo +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets
Sep 04 12:33:06.839 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-53893/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-53893/worker-3/master#28bcffead74d5e17c6cb1f7de432e37f93a6b50c:/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 +28bcffead74d5e17c6cb1f7de432e37f93a6b50c-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "2G" "crater"`
Sep 04 12:33:07.001 INFO blam! b92d04c9d154fbcf7db65c5aea9249185816064dead1e2eabc4244e1a7738f41
Sep 04 12:33:07.003 INFO running `"docker" "start" "-a" "b92d04c9d154fbcf7db65c5aea9249185816064dead1e2eabc4244e1a7738f41"`
Sep 04 12:33:07.656 INFO kablam!    Compiling hidapi v0.5.0
Sep 04 12:33:09.733 INFO kablam!     Checking ledger v0.0.5 (file:///source)
Sep 04 12:33:11.099 INFO kablam! warning: unused variable: `rcv_channel`
Sep 04 12:33:11.099 INFO kablam!    --> src/lib.rs:235:13
Sep 04 12:33:11.099 INFO kablam!     |
Sep 04 12:33:11.099 INFO kablam! 235 |         let rcv_channel = rdr.read_u16::<BigEndian>().unwrap();
Sep 04 12:33:11.099 INFO kablam!     |             ^^^^^^^^^^^ help: consider using `_rcv_channel` instead
Sep 04 12:33:11.099 INFO kablam!     |
Sep 04 12:33:11.099 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 04 12:33:11.099 INFO kablam! 
Sep 04 12:33:11.100 INFO kablam! warning: unused variable: `rcv_tag`
Sep 04 12:33:11.100 INFO kablam!    --> src/lib.rs:236:13
Sep 04 12:33:11.100 INFO kablam!     |
Sep 04 12:33:11.100 INFO kablam! 236 |         let rcv_tag = rdr.read_u8().unwrap();
Sep 04 12:33:11.100 INFO kablam!     |             ^^^^^^^ help: consider using `_rcv_tag` instead
Sep 04 12:33:11.100 INFO kablam! 
Sep 04 12:33:11.100 INFO kablam! warning: unused variable: `channel`
Sep 04 12:33:11.100 INFO kablam!    --> src/lib.rs:220:34
Sep 04 12:33:11.100 INFO kablam!     |
Sep 04 12:33:11.100 INFO kablam! 220 | fn read_apdu(device: &HidDevice, channel: u16, apdu_answer: &mut Vec<u8>) -> Result<usize, Box<std::error::Error>>
Sep 04 12:33:11.100 INFO kablam!     |                                  ^^^^^^^ help: consider using `_channel` instead
Sep 04 12:33:11.100 INFO kablam! 
Sep 04 12:33:11.289 INFO kablam! warning: unused variable: `rcv_channel`
Sep 04 12:33:11.289 INFO kablam!    --> src/lib.rs:235:13
Sep 04 12:33:11.289 INFO kablam!     |
Sep 04 12:33:11.289 INFO kablam! 235 |         let rcv_channel = rdr.read_u16::<BigEndian>().unwrap();
Sep 04 12:33:11.289 INFO kablam!     |             ^^^^^^^^^^^ help: consider using `_rcv_channel` instead
Sep 04 12:33:11.289 INFO kablam!     |
Sep 04 12:33:11.289 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 04 12:33:11.289 INFO kablam! 
Sep 04 12:33:11.289 INFO kablam! warning: unused variable: `rcv_tag`
Sep 04 12:33:11.289 INFO kablam!    --> src/lib.rs:236:13
Sep 04 12:33:11.289 INFO kablam!     |
Sep 04 12:33:11.289 INFO kablam! 236 |         let rcv_tag = rdr.read_u8().unwrap();
Sep 04 12:33:11.290 INFO kablam!     |             ^^^^^^^ help: consider using `_rcv_tag` instead
Sep 04 12:33:11.290 INFO kablam! 
Sep 04 12:33:11.290 INFO kablam! warning: unused variable: `channel`
Sep 04 12:33:11.290 INFO kablam!    --> src/lib.rs:220:34
Sep 04 12:33:11.290 INFO kablam!     |
Sep 04 12:33:11.290 INFO kablam! 220 | fn read_apdu(device: &HidDevice, channel: u16, apdu_answer: &mut Vec<u8>) -> Result<usize, Box<std::error::Error>>
Sep 04 12:33:11.290 INFO kablam!     |                                  ^^^^^^^ help: consider using `_channel` instead
Sep 04 12:33:11.290 INFO kablam! 
Sep 04 12:33:11.369 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 3.76s
Sep 04 12:33:11.373 INFO kablam! su: No module specific data is present
Sep 04 12:33:11.935 INFO running `"docker" "rm" "-f" "b92d04c9d154fbcf7db65c5aea9249185816064dead1e2eabc4244e1a7738f41"`
Sep 04 12:33:12.055 INFO blam! b92d04c9d154fbcf7db65c5aea9249185816064dead1e2eabc4244e1a7738f41