Sep 21 01:19:39.547 INFO checking uio-0.1.1 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 01:19:39.547 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 01:19:39.547 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-3/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-3/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/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 +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-m" "1536M" "crater"`
Sep 21 01:19:39.705 INFO blam! 2207bb00dd08548278b7063a1f1a2f86d25573df33f3e6cf09a5d3ab246f29cd
Sep 21 01:19:39.706 INFO running `"docker" "start" "-a" "2207bb00dd08548278b7063a1f1a2f86d25573df33f3e6cf09a5d3ab246f29cd"`
Sep 21 01:19:40.660 INFO kablam! usermod: no changes
Sep 21 01:19:40.692 INFO kablam!     Checking mmap v0.1.1
Sep 21 01:19:40.858 INFO kablam!     Checking uio v0.1.1 (/source)
Sep 21 01:19:40.958 INFO kablam! warning: unused import: `std::error::Error`
Sep 21 01:19:40.958 INFO kablam!  --> src/linux.rs:7:5
Sep 21 01:19:40.958 INFO kablam!   |
Sep 21 01:19:40.958 INFO kablam! 7 | use std::error::Error;
Sep 21 01:19:40.958 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Sep 21 01:19:40.958 INFO kablam!   |
Sep 21 01:19:40.958 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 21 01:19:40.958 INFO kablam! 
Sep 21 01:19:40.964 INFO kablam! warning: unused import: `std::error::Error`
Sep 21 01:19:40.964 INFO kablam!  --> src/linux.rs:7:5
Sep 21 01:19:40.964 INFO kablam!   |
Sep 21 01:19:40.964 INFO kablam! 7 | use std::error::Error;
Sep 21 01:19:40.964 INFO kablam!   |     ^^^^^^^^^^^^^^^^^
Sep 21 01:19:40.964 INFO kablam!   |
Sep 21 01:19:40.964 INFO kablam!   = note: #[warn(unused_imports)] on by default
Sep 21 01:19:40.964 INFO kablam! 
Sep 21 01:19:41.023 INFO kablam! warning: unused variable: `f`
Sep 21 01:19:41.023 INFO kablam!    --> src/linux.rs:193:16
Sep 21 01:19:41.023 INFO kablam!     |
Sep 21 01:19:41.023 INFO kablam! 193 |             Ok(f) => (),
Sep 21 01:19:41.023 INFO kablam!     |                ^ help: consider using `_f` instead
Sep 21 01:19:41.023 INFO kablam!     |
Sep 21 01:19:41.023 INFO kablam!     = note: #[warn(unused_variables)] on by default
Sep 21 01:19:41.023 INFO kablam! 
Sep 21 01:19:41.024 INFO kablam! warning: unused variable: `f`
Sep 21 01:19:41.024 INFO kablam!    --> src/linux.rs:215:16
Sep 21 01:19:41.024 INFO kablam!     |
Sep 21 01:19:41.024 INFO kablam! 215 |             Ok(f) => (),
Sep 21 01:19:41.024 INFO kablam!     |                ^ help: consider using `_f` instead
Sep 21 01:19:41.024 INFO kablam! 
Sep 21 01:19:41.024 INFO kablam! warning: unused variable: `f`
Sep 21 01:19:41.024 INFO kablam!    --> src/linux.rs:226:16
Sep 21 01:19:41.024 INFO kablam!     |
Sep 21 01:19:41.024 INFO kablam! 226 |             Ok(f) => (),
Sep 21 01:19:41.024 INFO kablam!     |                ^ help: consider using `_f` instead
Sep 21 01:19:41.024 INFO kablam! 
Sep 21 01:19:41.041 INFO kablam! warning: variable does not need to be mutable
Sep 21 01:19:41.041 INFO kablam!    --> src/linux.rs:211:13
Sep 21 01:19:41.041 INFO kablam!     |
Sep 21 01:19:41.041 INFO kablam! 211 |         let mut res = ::linux::UioDevice::new(0).unwrap();
Sep 21 01:19:41.041 INFO kablam!     |             ----^^^
Sep 21 01:19:41.041 INFO kablam!     |             |
Sep 21 01:19:41.041 INFO kablam!     |             help: remove this `mut`
Sep 21 01:19:41.041 INFO kablam!     |
Sep 21 01:19:41.041 INFO kablam!     = note: #[warn(unused_mut)] on by default
Sep 21 01:19:41.041 INFO kablam! 
Sep 21 01:19:41.053 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 0.38s
Sep 21 01:19:41.055 INFO kablam! su: No module specific data is present
Sep 21 01:19:41.736 INFO running `"docker" "rm" "-f" "2207bb00dd08548278b7063a1f1a2f86d25573df33f3e6cf09a5d3ab246f29cd"`
Sep 21 01:19:41.857 INFO blam! 2207bb00dd08548278b7063a1f1a2f86d25573df33f3e6cf09a5d3ab246f29cd