Dec 05 10:53:07.157 INFO checking linux_l6470-0.1.0 against try#1df97983eb2057dc6a8f7eb364e263b51ae23230 for pr-56481
Dec 05 10:53:07.157 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56481/worker-2/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-2/pr-56481/try#1df97983eb2057dc6a8f7eb364e263b51ae23230:/source:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/source" "-e" "USER_ID=1000" "-e" "CMD=cargo +1df97983eb2057dc6a8f7eb364e263b51ae23230-alt check --frozen --all --all-targets" "-e" "CARGO_TARGET_DIR=/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/cargo-home" "-e" "RUSTUP_HOME=/rustup-home" "-m" "1536M" "--network" "none" "crater"`
Dec 05 10:53:07.313 INFO [stdout] cfbd2796ce303044a37c6a92a3b906f28e25a77dc5b374990daabde41a5bdfd8
Dec 05 10:53:07.313 INFO running `"docker" "start" "-a" "cfbd2796ce303044a37c6a92a3b906f28e25a77dc5b374990daabde41a5bdfd8"`
Dec 05 10:53:07.763 INFO [stderr] usermod: no changes
Dec 05 10:53:07.845 INFO [stderr]     Checking linux_l6470 v0.1.0 (/source)
Dec 05 10:53:09.095 INFO [stderr] warning: unused variable: `tick_ns`
Dec 05 10:53:09.095 INFO [stderr]   --> src/lib.rs:71:13
Dec 05 10:53:09.095 INFO [stderr]    |
Dec 05 10:53:09.095 INFO [stderr] 71 |         let tick_ns = 250;
Dec 05 10:53:09.095 INFO [stderr]    |             ^^^^^^^ help: consider using `_tick_ns` instead
Dec 05 10:53:09.095 INFO [stderr]    |
Dec 05 10:53:09.095 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 10:53:09.095 INFO [stderr] 
Dec 05 10:53:09.187 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 10:53:09.187 INFO [stderr]    --> src/lib.rs:178:9
Dec 05 10:53:09.187 INFO [stderr]     |
Dec 05 10:53:09.187 INFO [stderr] 178 |         self.transfer(&buf[0..self.daisy_chain as usize]);
Dec 05 10:53:09.187 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 10:53:09.187 INFO [stderr]     |
Dec 05 10:53:09.187 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 05 10:53:09.187 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 10:53:09.187 INFO [stderr] 
Dec 05 10:53:09.219 INFO [stderr] warning: unused variable: `tick_ns`
Dec 05 10:53:09.219 INFO [stderr]   --> src/lib.rs:71:13
Dec 05 10:53:09.219 INFO [stderr]    |
Dec 05 10:53:09.219 INFO [stderr] 71 |         let tick_ns = 250;
Dec 05 10:53:09.219 INFO [stderr]    |             ^^^^^^^ help: consider using `_tick_ns` instead
Dec 05 10:53:09.219 INFO [stderr]    |
Dec 05 10:53:09.219 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 05 10:53:09.219 INFO [stderr] 
Dec 05 10:53:09.258 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 05 10:53:09.258 INFO [stderr]    --> src/lib.rs:178:9
Dec 05 10:53:09.263 INFO [stderr]     |
Dec 05 10:53:09.263 INFO [stderr] 178 |         self.transfer(&buf[0..self.daisy_chain as usize]);
Dec 05 10:53:09.263 INFO [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 05 10:53:09.263 INFO [stderr]     |
Dec 05 10:53:09.263 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 05 10:53:09.263 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 05 10:53:09.263 INFO [stderr] 
Dec 05 10:53:09.287 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
Dec 05 10:53:09.295 INFO [stderr] su: No module specific data is present
Dec 05 10:53:09.761 INFO running `"docker" "inspect" "cfbd2796ce303044a37c6a92a3b906f28e25a77dc5b374990daabde41a5bdfd8"`
Dec 05 10:53:09.936 INFO running `"docker" "rm" "-f" "cfbd2796ce303044a37c6a92a3b906f28e25a77dc5b374990daabde41a5bdfd8"`
Dec 05 10:53:10.083 INFO [stdout] cfbd2796ce303044a37c6a92a3b906f28e25a77dc5b374990daabde41a5bdfd8