Dec 06 18:46:23.247 INFO testing uio-0.1.1 against try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468 for pr-56514
Dec 06 18:46:23.247 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt build --frozen" "-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 06 18:46:23.412 INFO [stdout] d589b35ddd64f53447c95c1efbe0753f6e9306592a687ded5b92d631d3ba3d48
Dec 06 18:46:23.420 INFO running `"docker" "start" "-a" "d589b35ddd64f53447c95c1efbe0753f6e9306592a687ded5b92d631d3ba3d48"`
Dec 06 18:46:24.087 INFO [stderr] usermod: no changes
Dec 06 18:46:24.138 INFO [stderr]    Compiling mmap v0.1.1
Dec 06 18:46:24.788 INFO [stderr]    Compiling uio v0.1.1 (/source)
Dec 06 18:46:25.224 INFO [stderr] warning: unused import: `std::error::Error`
Dec 06 18:46:25.224 INFO [stderr]  --> src/linux.rs:7:5
Dec 06 18:46:25.224 INFO [stderr]   |
Dec 06 18:46:25.224 INFO [stderr] 7 | use std::error::Error;
Dec 06 18:46:25.224 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 06 18:46:25.224 INFO [stderr]   |
Dec 06 18:46:25.224 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 18:46:25.224 INFO [stderr] 
Dec 06 18:46:25.747 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.63s
Dec 06 18:46:25.751 INFO [stderr] su: No module specific data is present
Dec 06 18:46:26.160 INFO running `"docker" "inspect" "d589b35ddd64f53447c95c1efbe0753f6e9306592a687ded5b92d631d3ba3d48"`
Dec 06 18:46:26.544 INFO running `"docker" "rm" "-f" "d589b35ddd64f53447c95c1efbe0753f6e9306592a687ded5b92d631d3ba3d48"`
Dec 06 18:46:26.720 INFO [stdout] d589b35ddd64f53447c95c1efbe0753f6e9306592a687ded5b92d631d3ba3d48
Dec 06 18:46:26.722 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-56514/worker-1/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-56514/try#6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468:/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 +6eb0fd3ac58f9b16bddb9924a17c3b6c156aa468-alt test --frozen --no-run" "-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 06 18:46:27.041 INFO [stdout] d05248fa8ee1c18df310653e01cfb357b83fc9540a5ba3ba84b3f86fd4015cd9
Dec 06 18:46:27.046 INFO running `"docker" "start" "-a" "d05248fa8ee1c18df310653e01cfb357b83fc9540a5ba3ba84b3f86fd4015cd9"`
Dec 06 18:46:27.894 INFO [stderr] usermod: no changes
Dec 06 18:46:27.957 INFO [stderr]    Compiling uio v0.1.1 (/source)
Dec 06 18:46:28.576 INFO [stderr] warning: unused import: `std::error::Error`
Dec 06 18:46:28.576 INFO [stderr]  --> src/linux.rs:7:5
Dec 06 18:46:28.576 INFO [stderr]   |
Dec 06 18:46:28.576 INFO [stderr] 7 | use std::error::Error;
Dec 06 18:46:28.576 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Dec 06 18:46:28.576 INFO [stderr]   |
Dec 06 18:46:28.576 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Dec 06 18:46:28.576 INFO [stderr] 
Dec 06 18:46:28.644 INFO [stderr] warning: unused variable: `f`
Dec 06 18:46:28.644 INFO [stderr]    --> src/linux.rs:193:16
Dec 06 18:46:28.644 INFO [stderr]     |
Dec 06 18:46:28.644 INFO [stderr] 193 |             Ok(f) => (),
Dec 06 18:46:28.644 INFO [stderr]     |                ^ help: consider using `_f` instead
Dec 06 18:46:28.644 INFO [stderr]     |
Dec 06 18:46:28.644 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 06 18:46:28.644 INFO [stderr] 
Dec 06 18:46:28.644 INFO [stderr] warning: unused variable: `f`
Dec 06 18:46:28.644 INFO [stderr]    --> src/linux.rs:215:16
Dec 06 18:46:28.644 INFO [stderr]     |
Dec 06 18:46:28.645 INFO [stderr] 215 |             Ok(f) => (),
Dec 06 18:46:28.645 INFO [stderr]     |                ^ help: consider using `_f` instead
Dec 06 18:46:28.645 INFO [stderr] 
Dec 06 18:46:28.645 INFO [stderr] warning: unused variable: `f`
Dec 06 18:46:28.645 INFO [stderr]    --> src/linux.rs:226:16
Dec 06 18:46:28.645 INFO [stderr]     |
Dec 06 18:46:28.645 INFO [stderr] 226 |             Ok(f) => (),
Dec 06 18:46:28.645 INFO [stderr]     |                ^ help: consider using `_f` instead
Dec 06 18:46:28.645 INFO [stderr] 
Dec 06 18:46:28.680 INFO [stderr] warning: variable does not need to be mutable
Dec 06 18:46:28.680 INFO [stderr]    --> src/linux.rs:211:13
Dec 06 18:46:28.680 INFO [stderr]     |
Dec 06 18:46:28.680 INFO [stderr] 211 |         let mut res = ::linux::UioDevice::new(0).unwrap();
Dec 06 18:46:28.680 INFO [stderr]     |             ----^^^
Dec 06 18:46:28.680 INFO [stderr]     |             |
Dec 06 18:46:28.680 INFO [stderr]     |             help: remove this `mut`
Dec 06 18:46:28.680 INFO [stderr]     |
Dec 06 18:46:28.680 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 06 18:46:28.680 INFO [stderr] 
Dec 06 18:46:29.369 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.45s
Dec 06 18:46:29.372 INFO [stderr] su: No module specific data is present
Dec 06 18:46:29.792 INFO running `"docker" "inspect" "d05248fa8ee1c18df310653e01cfb357b83fc9540a5ba3ba84b3f86fd4015cd9"`
Dec 06 18:46:29.897 INFO running `"docker" "rm" "-f" "d05248fa8ee1c18df310653e01cfb357b83fc9540a5ba3ba84b3f86fd4015cd9"`
Dec 06 18:46:30.021 INFO [stdout] d05248fa8ee1c18df310653e01cfb357b83fc9540a5ba3ba84b3f86fd4015cd9