Dec 18 09:47:13.577 INFO checking uio-0.1.1 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 09:47:13.577 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-6/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/uio/0.1.1:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 09:47:13.857 INFO [stdout] 62a22e9d3050ee2708b1c05f940e26a977b055ec761ae8f13d88be3b2a07535f
Dec 18 09:47:13.858 INFO running `"docker" "start" "-a" "62a22e9d3050ee2708b1c05f940e26a977b055ec761ae8f13d88be3b2a07535f"`
Dec 18 09:47:14.957 INFO [stderr]     Checking mmap v0.1.1
Dec 18 09:47:15.260 INFO [stderr]     Checking uio v0.1.1 (/opt/crater/workdir)
Dec 18 09:47:15.452 INFO [stderr] warning: unused import: `std::error::Error`
Dec 18 09:47:15.452 INFO [stderr]  --> src/linux.rs:7:5
Dec 18 09:47:15.452 INFO [stderr]   |
Dec 18 09:47:15.452 INFO [stderr] 7 | use std::error::Error;
Dec 18 09:47:15.452 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 18 09:47:15.452 INFO [stderr]   |
Dec 18 09:47:15.452 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 09:47:15.452 INFO [stderr] 
Dec 18 09:47:15.500 INFO [stderr] warning: unused import: `std::error::Error`
Dec 18 09:47:15.500 INFO [stderr]  --> src/linux.rs:7:5
Dec 18 09:47:15.500 INFO [stderr]   |
Dec 18 09:47:15.500 INFO [stderr] 7 | use std::error::Error;
Dec 18 09:47:15.500 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 18 09:47:15.500 INFO [stderr]   |
Dec 18 09:47:15.500 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 18 09:47:15.500 INFO [stderr] 
Dec 18 09:47:15.565 INFO [stderr] warning: unused variable: `f`
Dec 18 09:47:15.565 INFO [stderr]    --> src/linux.rs:193:16
Dec 18 09:47:15.565 INFO [stderr]     |
Dec 18 09:47:15.565 INFO [stderr] 193 |             Ok(f) => (),
Dec 18 09:47:15.565 INFO [stderr]     |                ^ help: consider using `_f` instead
Dec 18 09:47:15.565 INFO [stderr]     |
Dec 18 09:47:15.565 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 09:47:15.565 INFO [stderr] 
Dec 18 09:47:15.565 INFO [stderr] warning: unused variable: `f`
Dec 18 09:47:15.565 INFO [stderr]    --> src/linux.rs:215:16
Dec 18 09:47:15.565 INFO [stderr]     |
Dec 18 09:47:15.565 INFO [stderr] 215 |             Ok(f) => (),
Dec 18 09:47:15.565 INFO [stderr]     |                ^ help: consider using `_f` instead
Dec 18 09:47:15.565 INFO [stderr] 
Dec 18 09:47:15.565 INFO [stderr] warning: unused variable: `f`
Dec 18 09:47:15.565 INFO [stderr]    --> src/linux.rs:226:16
Dec 18 09:47:15.565 INFO [stderr]     |
Dec 18 09:47:15.565 INFO [stderr] 226 |             Ok(f) => (),
Dec 18 09:47:15.565 INFO [stderr]     |                ^ help: consider using `_f` instead
Dec 18 09:47:15.565 INFO [stderr] 
Dec 18 09:47:15.594 INFO [stderr] warning: variable does not need to be mutable
Dec 18 09:47:15.594 INFO [stderr]    --> src/linux.rs:211:13
Dec 18 09:47:15.594 INFO [stderr]     |
Dec 18 09:47:15.594 INFO [stderr] 211 |         let mut res = ::linux::UioDevice::new(0).unwrap();
Dec 18 09:47:15.594 INFO [stderr]     |             ----^^^
Dec 18 09:47:15.594 INFO [stderr]     |             |
Dec 18 09:47:15.594 INFO [stderr]     |             help: remove this `mut`
Dec 18 09:47:15.594 INFO [stderr]     |
Dec 18 09:47:15.594 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 09:47:15.594 INFO [stderr] 
Dec 18 09:47:15.612 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
Dec 18 09:47:15.935 INFO running `"docker" "inspect" "62a22e9d3050ee2708b1c05f940e26a977b055ec761ae8f13d88be3b2a07535f"`
Dec 18 09:47:16.094 INFO running `"docker" "rm" "-f" "62a22e9d3050ee2708b1c05f940e26a977b055ec761ae8f13d88be3b2a07535f"`
Dec 18 09:47:16.228 INFO [stdout] 62a22e9d3050ee2708b1c05f940e26a977b055ec761ae8f13d88be3b2a07535f