Sep 10 15:42:00.584 INFO checking ledger-0.0.5 against try#3a2610c2a16575649896925631bf8cec4f4b1961 for pr-54090
Sep 10 15:42:00.584 INFO running: cargo +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets
Sep 10 15:42:00.584 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54090/try#3a2610c2a16575649896925631bf8cec4f4b1961:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54090/worker-4/try#3a2610c2a16575649896925631bf8cec4f4b1961:/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 +3a2610c2a16575649896925631bf8cec4f4b1961-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-m" "2G" "crater"`
Sep 10 15:42:00.765 INFO blam! 641fd789c78f060caa0e20a09de0311b4a56ddbae7b055c401b40d510686d0e6
Sep 10 15:42:00.767 INFO running `"docker" "start" "-a" "641fd789c78f060caa0e20a09de0311b4a56ddbae7b055c401b40d510686d0e6"`
Sep 10 15:42:01.459 INFO kablam! usermod: no changes
Sep 10 15:42:01.543 INFO kablam!    Compiling hidapi v0.5.0
Sep 10 15:42:03.192 INFO kablam!     Checking ledger v0.0.5 (file:///source)
Sep 10 15:42:04.038 INFO kablam! warning: unused variable: `rcv_channel`
Sep 10 15:42:04.038 INFO kablam!    --> src/lib.rs:235:13
Sep 10 15:42:04.038 INFO kablam!     |
Sep 10 15:42:04.038 INFO kablam! 235 |         let rcv_channel = rdr.read_u16::<BigEndian>().unwrap();
Sep 10 15:42:04.038 INFO kablam!     |             ^^^^^^^^^^^ help: consider using `_rcv_channel` instead
Sep 10 15:42:04.038 INFO kablam!     |
Sep 10 15:42:04.038 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 10 15:42:04.038 INFO kablam! 
Sep 10 15:42:04.038 INFO kablam! warning: unused variable: `rcv_tag`
Sep 10 15:42:04.038 INFO kablam!    --> src/lib.rs:236:13
Sep 10 15:42:04.038 INFO kablam!     |
Sep 10 15:42:04.038 INFO kablam! 236 |         let rcv_tag = rdr.read_u8().unwrap();
Sep 10 15:42:04.038 INFO kablam!     |             ^^^^^^^ help: consider using `_rcv_tag` instead
Sep 10 15:42:04.038 INFO kablam! 
Sep 10 15:42:04.038 INFO kablam! warning: unused variable: `channel`
Sep 10 15:42:04.038 INFO kablam!    --> src/lib.rs:220:34
Sep 10 15:42:04.038 INFO kablam!     |
Sep 10 15:42:04.038 INFO kablam! 220 | fn read_apdu(device: &HidDevice, channel: u16, apdu_answer: &mut Vec<u8>) -> Result<usize, Box<std::error::Error>>
Sep 10 15:42:04.038 INFO kablam!     |                                  ^^^^^^^ help: consider using `_channel` instead
Sep 10 15:42:04.038 INFO kablam! 
Sep 10 15:42:04.046 INFO kablam! warning: unused variable: `rcv_channel`
Sep 10 15:42:04.046 INFO kablam!    --> src/lib.rs:235:13
Sep 10 15:42:04.046 INFO kablam!     |
Sep 10 15:42:04.046 INFO kablam! 235 |         let rcv_channel = rdr.read_u16::<BigEndian>().unwrap();
Sep 10 15:42:04.046 INFO kablam!     |             ^^^^^^^^^^^ help: consider using `_rcv_channel` instead
Sep 10 15:42:04.046 INFO kablam!     |
Sep 10 15:42:04.046 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 10 15:42:04.046 INFO kablam! 
Sep 10 15:42:04.046 INFO kablam! warning: unused variable: `rcv_tag`
Sep 10 15:42:04.046 INFO kablam!    --> src/lib.rs:236:13
Sep 10 15:42:04.046 INFO kablam!     |
Sep 10 15:42:04.046 INFO kablam! 236 |         let rcv_tag = rdr.read_u8().unwrap();
Sep 10 15:42:04.046 INFO kablam!     |             ^^^^^^^ help: consider using `_rcv_tag` instead
Sep 10 15:42:04.046 INFO kablam! 
Sep 10 15:42:04.046 INFO kablam! warning: unused variable: `channel`
Sep 10 15:42:04.046 INFO kablam!    --> src/lib.rs:220:34
Sep 10 15:42:04.046 INFO kablam!     |
Sep 10 15:42:04.046 INFO kablam! 220 | fn read_apdu(device: &HidDevice, channel: u16, apdu_answer: &mut Vec<u8>) -> Result<usize, Box<std::error::Error>>
Sep 10 15:42:04.046 INFO kablam!     |                                  ^^^^^^^ help: consider using `_channel` instead
Sep 10 15:42:04.046 INFO kablam! 
Sep 10 15:42:04.147 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 2.67s
Sep 10 15:42:04.151 INFO kablam! su: No module specific data is present
Sep 10 15:42:05.137 INFO running `"docker" "rm" "-f" "641fd789c78f060caa0e20a09de0311b4a56ddbae7b055c401b40d510686d0e6"`
Sep 10 15:42:05.230 INFO blam! 641fd789c78f060caa0e20a09de0311b4a56ddbae7b055c401b40d510686d0e6