Sep 21 13:14:16.170 INFO checking atsamd21-hal-0.0.3 against try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6 for pr-54394
Sep 21 13:14:16.170 INFO running: cargo +f1a3f05968ed2a674e09b6efa4ad9df90816e2b6-alt check --frozen --all --all-targets
Sep 21 13:14:16.170 INFO running `"docker" "create" "-v" "/home/ec2-user/crater/./work/local/test-source/worker-4/pr-54394/try#f1a3f05968ed2a674e09b6efa4ad9df90816e2b6:/source:ro,Z" "-v" "/home/ec2-user/crater/./work/local/target-dirs/pr-54394/worker-4/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 13:14:16.373 INFO blam! 0f2d692cbdbc09654b11c22b6616127b9913243c5e59f37c9a20b0d63327b06d
Sep 21 13:14:16.375 INFO running `"docker" "start" "-a" "0f2d692cbdbc09654b11c22b6616127b9913243c5e59f37c9a20b0d63327b06d"`
Sep 21 13:14:17.738 INFO kablam! usermod: no changes
Sep 21 13:14:17.850 INFO kablam!     Checking embedded-hal v0.1.3
Sep 21 13:14:17.850 INFO kablam!     Checking atsamd21g18a v0.2.1
Sep 21 13:14:33.879 INFO kablam!     Checking atsamd21-hal v0.0.3 (/source)
Sep 21 13:14:45.696 INFO kablam! warning: field is never used: `addr`
Sep 21 13:14:45.696 INFO kablam!   --> src/usb/mod.rs:29:5
Sep 21 13:14:45.697 INFO kablam!    |
Sep 21 13:14:45.697 INFO kablam! 29 |     addr: *mut u8,
Sep 21 13:14:45.697 INFO kablam!    |     ^^^^^^^^^^^^^
Sep 21 13:14:45.697 INFO kablam!    |
Sep 21 13:14:45.697 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 21 13:14:45.697 INFO kablam! 
Sep 21 13:14:45.697 INFO kablam! warning: field is never used: `bank`
Sep 21 13:14:45.697 INFO kablam!    --> src/usb/mod.rs:129:5
Sep 21 13:14:45.697 INFO kablam!     |
Sep 21 13:14:45.697 INFO kablam! 129 |     bank: [DeviceDescBank; 2],
Sep 21 13:14:45.697 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 13:14:45.697 INFO kablam! 
Sep 21 13:14:45.697 INFO kablam! warning: field is never used: `desc`
Sep 21 13:14:45.697 INFO kablam!    --> src/usb/mod.rs:142:5
Sep 21 13:14:45.697 INFO kablam!     |
Sep 21 13:14:45.697 INFO kablam! 142 |     desc: [DeviceDescriptor; 8],
Sep 21 13:14:45.697 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 13:14:45.697 INFO kablam! 
Sep 21 13:14:47.162 INFO kablam! warning: field is never used: `addr`
Sep 21 13:14:47.162 INFO kablam!   --> src/usb/mod.rs:29:5
Sep 21 13:14:47.162 INFO kablam!    |
Sep 21 13:14:47.162 INFO kablam! 29 |     addr: *mut u8,
Sep 21 13:14:47.162 INFO kablam!    |     ^^^^^^^^^^^^^
Sep 21 13:14:47.162 INFO kablam!    |
Sep 21 13:14:47.162 INFO kablam!    = note: #[warn(dead_code)] on by default
Sep 21 13:14:47.162 INFO kablam! 
Sep 21 13:14:47.162 INFO kablam! warning: field is never used: `bank`
Sep 21 13:14:47.162 INFO kablam!    --> src/usb/mod.rs:129:5
Sep 21 13:14:47.162 INFO kablam!     |
Sep 21 13:14:47.162 INFO kablam! 129 |     bank: [DeviceDescBank; 2],
Sep 21 13:14:47.162 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 13:14:47.162 INFO kablam! 
Sep 21 13:14:47.162 INFO kablam! warning: field is never used: `desc`
Sep 21 13:14:47.162 INFO kablam!    --> src/usb/mod.rs:142:5
Sep 21 13:14:47.162 INFO kablam!     |
Sep 21 13:14:47.162 INFO kablam! 142 |     desc: [DeviceDescriptor; 8],
Sep 21 13:14:47.162 INFO kablam!     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^
Sep 21 13:14:47.162 INFO kablam! 
Sep 21 13:14:47.297 INFO kablam!     Finished dev [unoptimized + debuginfo] target(s) in 29.52s
Sep 21 13:14:47.300 INFO kablam! su: No module specific data is present
Sep 21 13:14:47.855 INFO running `"docker" "rm" "-f" "0f2d692cbdbc09654b11c22b6616127b9913243c5e59f37c9a20b0d63327b06d"`
Sep 21 13:14:47.953 INFO blam! 0f2d692cbdbc09654b11c22b6616127b9913243c5e59f37c9a20b0d63327b06d