Dec 17 15:31:29.896 INFO checking shmishtopher/GPIO against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 17 15:31:29.896 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-2/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/gh/shmishtopher/GPIO:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 17 15:31:30.320 INFO [stdout] c2c12f10069968c38b3de29575ccd8e9c79235532df321c2e89e433f3721c01f
Dec 17 15:31:30.324 INFO running `"docker" "start" "-a" "c2c12f10069968c38b3de29575ccd8e9c79235532df321c2e89e433f3721c01f"`
Dec 17 15:31:31.556 INFO [stderr] warning: unused manifest key: target.arm-unknown-linux-gnueabihf.linker
Dec 17 15:31:31.588 INFO [stderr]     Checking nix v0.11.0
Dec 17 15:31:37.199 INFO [stderr]     Checking AR_GPIO v0.1.0 (/opt/crater/workdir)
Dec 17 15:31:37.644 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:31:37.644 INFO [stderr]   --> src/ar_gpio.rs:58:5
Dec 17 15:31:37.645 INFO [stderr]    |
Dec 17 15:31:37.645 INFO [stderr] 58 |     get_chip_info(fd, &mut info);
Dec 17 15:31:37.645 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:31:37.645 INFO [stderr]    |
Dec 17 15:31:37.646 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 15:31:37.646 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:31:37.646 INFO [stderr] 
Dec 17 15:31:37.646 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:31:37.647 INFO [stderr]    --> src/ar_gpio.rs:103:5
Dec 17 15:31:37.647 INFO [stderr]     |
Dec 17 15:31:37.647 INFO [stderr] 103 |     get_line_info(fd, &mut info);
Dec 17 15:31:37.647 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:31:37.648 INFO [stderr]     |
Dec 17 15:31:37.648 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:31:37.648 INFO [stderr] 
Dec 17 15:31:37.648 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:31:37.649 INFO [stderr]    --> src/ar_gpio.rs:159:12
Dec 17 15:31:37.649 INFO [stderr]     |
Dec 17 15:31:37.649 INFO [stderr] 159 |   unsafe { get_line_handle(fd, &mut request); }
Dec 17 15:31:37.649 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:31:37.650 INFO [stderr]     |
Dec 17 15:31:37.650 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:31:37.650 INFO [stderr] 
Dec 17 15:31:37.651 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:31:37.651 INFO [stderr]    --> src/ar_gpio.rs:167:12
Dec 17 15:31:37.652 INFO [stderr]     |
Dec 17 15:31:37.652 INFO [stderr] 167 |   unsafe { set_line_values(fd, &mut data); }
Dec 17 15:31:37.652 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:31:37.652 INFO [stderr]     |
Dec 17 15:31:37.653 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:31:37.653 INFO [stderr] 
Dec 17 15:31:37.653 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:31:37.653 INFO [stderr]    --> src/ar_gpio.rs:173:12
Dec 17 15:31:37.654 INFO [stderr]     |
Dec 17 15:31:37.654 INFO [stderr] 173 |   unsafe { get_line_values(fd, &mut data); }
Dec 17 15:31:37.654 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:31:37.654 INFO [stderr]     |
Dec 17 15:31:37.655 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:31:37.655 INFO [stderr] 
Dec 17 15:31:37.704 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:31:37.705 INFO [stderr]   --> src/ar_gpio.rs:58:5
Dec 17 15:31:37.705 INFO [stderr]    |
Dec 17 15:31:37.705 INFO [stderr] 58 |     get_chip_info(fd, &mut info);
Dec 17 15:31:37.705 INFO [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:31:37.706 INFO [stderr]    |
Dec 17 15:31:37.706 INFO [stderr]    = note: #[warn(unused_must_use)] on by default
Dec 17 15:31:37.706 INFO [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:31:37.706 INFO [stderr] 
Dec 17 15:31:37.712 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:31:37.712 INFO [stderr]    --> src/ar_gpio.rs:103:5
Dec 17 15:31:37.713 INFO [stderr]     |
Dec 17 15:31:37.713 INFO [stderr] 103 |     get_line_info(fd, &mut info);
Dec 17 15:31:37.713 INFO [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:31:37.713 INFO [stderr]     |
Dec 17 15:31:37.714 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:31:37.714 INFO [stderr] 
Dec 17 15:31:37.715 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:31:37.715 INFO [stderr]    --> src/ar_gpio.rs:159:12
Dec 17 15:31:37.715 INFO [stderr]     |
Dec 17 15:31:37.715 INFO [stderr] 159 |   unsafe { get_line_handle(fd, &mut request); }
Dec 17 15:31:37.716 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:31:37.716 INFO [stderr]     |
Dec 17 15:31:37.716 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:31:37.716 INFO [stderr] 
Dec 17 15:31:37.717 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:31:37.717 INFO [stderr]    --> src/ar_gpio.rs:167:12
Dec 17 15:31:37.717 INFO [stderr]     |
Dec 17 15:31:37.718 INFO [stderr] 167 |   unsafe { set_line_values(fd, &mut data); }
Dec 17 15:31:37.718 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:31:37.718 INFO [stderr]     |
Dec 17 15:31:37.718 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:31:37.719 INFO [stderr] 
Dec 17 15:31:37.719 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 17 15:31:37.719 INFO [stderr]    --> src/ar_gpio.rs:173:12
Dec 17 15:31:37.720 INFO [stderr]     |
Dec 17 15:31:37.720 INFO [stderr] 173 |   unsafe { get_line_values(fd, &mut data); }
Dec 17 15:31:37.720 INFO [stderr]     |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
Dec 17 15:31:37.720 INFO [stderr]     |
Dec 17 15:31:37.721 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 17 15:31:37.721 INFO [stderr] 
Dec 17 15:31:37.773 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.23s
Dec 17 15:31:38.971 INFO running `"docker" "inspect" "c2c12f10069968c38b3de29575ccd8e9c79235532df321c2e89e433f3721c01f"`
Dec 17 15:31:39.244 INFO running `"docker" "rm" "-f" "c2c12f10069968c38b3de29575ccd8e9c79235532df321c2e89e433f3721c01f"`
Dec 17 15:31:39.456 INFO [stdout] c2c12f10069968c38b3de29575ccd8e9c79235532df321c2e89e433f3721c01f