Nov 17 19:31:32.409 INFO testing uio-0.1.1 against master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c for pr-55982
Nov 17 19:31:32.409 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 17 19:31:32.587 INFO [stdout] c455614b638a227fb42883020d5655c3aabd39521ab3e90a475be2db5a6a6464
Nov 17 19:31:32.589 INFO running `"docker" "start" "-a" "c455614b638a227fb42883020d5655c3aabd39521ab3e90a475be2db5a6a6464"`
Nov 17 19:31:33.415 INFO [stderr] usermod: no changes
Nov 17 19:31:33.495 INFO [stderr]    Compiling mmap v0.1.1
Nov 17 19:31:34.167 INFO [stderr]    Compiling uio v0.1.1 (/source)
Nov 17 19:31:34.591 INFO [stderr] warning: unused import: `std::error::Error`
Nov 17 19:31:34.591 INFO [stderr]  --> src/linux.rs:7:5
Nov 17 19:31:34.591 INFO [stderr]   |
Nov 17 19:31:34.592 INFO [stderr] 7 | use std::error::Error;
Nov 17 19:31:34.592 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Nov 17 19:31:34.592 INFO [stderr]   |
Nov 17 19:31:34.592 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 19:31:34.592 INFO [stderr] 
Nov 17 19:31:35.091 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.65s
Nov 17 19:31:35.091 INFO [stderr] su: No module specific data is present
Nov 17 19:31:35.740 INFO running `"docker" "inspect" "c455614b638a227fb42883020d5655c3aabd39521ab3e90a475be2db5a6a6464"`
Nov 17 19:31:36.005 INFO running `"docker" "rm" "-f" "c455614b638a227fb42883020d5655c3aabd39521ab3e90a475be2db5a6a6464"`
Nov 17 19:31:36.254 INFO [stdout] c455614b638a227fb42883020d5655c3aabd39521ab3e90a475be2db5a6a6464
Nov 17 19:31:36.261 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-55982/worker-1/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/target:rw,Z" "-v" "/mnt/big/crater/work/local/test-source/worker-1/pr-55982/master#6b9b97bd9b704f85f0184f7a213cc4d62bd9654c:/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 +6b9b97bd9b704f85f0184f7a213cc4d62bd9654c-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"`
Nov 17 19:31:36.671 INFO [stdout] 05c2c77daff437fcbba40229695807b4999bb081658f38d9de9137bb583a3a70
Nov 17 19:31:36.673 INFO running `"docker" "start" "-a" "05c2c77daff437fcbba40229695807b4999bb081658f38d9de9137bb583a3a70"`
Nov 17 19:31:37.470 INFO [stderr] usermod: no changes
Nov 17 19:31:37.531 INFO [stderr]    Compiling uio v0.1.1 (/source)
Nov 17 19:31:37.939 INFO [stderr] warning: unused import: `std::error::Error`
Nov 17 19:31:37.939 INFO [stderr]  --> src/linux.rs:7:5
Nov 17 19:31:37.939 INFO [stderr]   |
Nov 17 19:31:37.939 INFO [stderr] 7 | use std::error::Error;
Nov 17 19:31:37.939 INFO [stderr]   |     ^^^^^^^^^^^^^^^^^
Nov 17 19:31:37.939 INFO [stderr]   |
Nov 17 19:31:37.939 INFO [stderr]   = note: #[warn(unused_imports)] on by default
Nov 17 19:31:37.939 INFO [stderr] 
Nov 17 19:31:38.019 INFO [stderr] warning: unused variable: `f`
Nov 17 19:31:38.019 INFO [stderr]    --> src/linux.rs:193:16
Nov 17 19:31:38.019 INFO [stderr]     |
Nov 17 19:31:38.019 INFO [stderr] 193 |             Ok(f) => (),
Nov 17 19:31:38.019 INFO [stderr]     |                ^ help: consider using `_f` instead
Nov 17 19:31:38.019 INFO [stderr]     |
Nov 17 19:31:38.019 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Nov 17 19:31:38.019 INFO [stderr] 
Nov 17 19:31:38.019 INFO [stderr] warning: unused variable: `f`
Nov 17 19:31:38.019 INFO [stderr]    --> src/linux.rs:215:16
Nov 17 19:31:38.019 INFO [stderr]     |
Nov 17 19:31:38.019 INFO [stderr] 215 |             Ok(f) => (),
Nov 17 19:31:38.019 INFO [stderr]     |                ^ help: consider using `_f` instead
Nov 17 19:31:38.019 INFO [stderr] 
Nov 17 19:31:38.019 INFO [stderr] warning: unused variable: `f`
Nov 17 19:31:38.019 INFO [stderr]    --> src/linux.rs:226:16
Nov 17 19:31:38.019 INFO [stderr]     |
Nov 17 19:31:38.019 INFO [stderr] 226 |             Ok(f) => (),
Nov 17 19:31:38.019 INFO [stderr]     |                ^ help: consider using `_f` instead
Nov 17 19:31:38.019 INFO [stderr] 
Nov 17 19:31:38.063 INFO [stderr] warning: variable does not need to be mutable
Nov 17 19:31:38.063 INFO [stderr]    --> src/linux.rs:211:13
Nov 17 19:31:38.063 INFO [stderr]     |
Nov 17 19:31:38.063 INFO [stderr] 211 |         let mut res = ::linux::UioDevice::new(0).unwrap();
Nov 17 19:31:38.063 INFO [stderr]     |             ----^^^
Nov 17 19:31:38.063 INFO [stderr]     |             |
Nov 17 19:31:38.063 INFO [stderr]     |             help: remove this `mut`
Nov 17 19:31:38.063 INFO [stderr]     |
Nov 17 19:31:38.063 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Nov 17 19:31:38.063 INFO [stderr] 
Nov 17 19:31:38.721 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.22s
Nov 17 19:31:38.724 INFO [stderr] su: No module specific data is present
Nov 17 19:31:39.144 INFO running `"docker" "inspect" "05c2c77daff437fcbba40229695807b4999bb081658f38d9de9137bb583a3a70"`
Nov 17 19:31:39.340 INFO running `"docker" "rm" "-f" "05c2c77daff437fcbba40229695807b4999bb081658f38d9de9137bb583a3a70"`
Nov 17 19:31:39.625 INFO [stdout] 05c2c77daff437fcbba40229695807b4999bb081658f38d9de9137bb583a3a70