[INFO] fetching crate rustphidgets 0.1.0...
[INFO] testing rustphidgets-0.1.0 against 1.95.0 for beta-1.96-2
[INFO] extracting crate rustphidgets 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate rustphidgets 0.1.0
[INFO] finished tweaking crates.io crate rustphidgets 0.1.0
[INFO] tweaked toml for crates.io crate rustphidgets 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustphidgets 0.1.0 on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rustphidgets 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded os_str_bytes v6.0.0
[INFO] [stderr]   Downloaded termcolor v1.1.2
[INFO] [stderr]   Downloaded clap_derive v3.1.7
[INFO] [stderr]   Downloaded clap v3.1.8
[INFO] [stderr]   Downloaded quote v1.0.14
[INFO] [stderr]   Downloaded syn v1.0.85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62cc7ab881ab320eab22c9504e3659a687c976bf25d758d4a348c28db33ebb07
[INFO] running `Command { std: "docker" "start" "-a" "62cc7ab881ab320eab22c9504e3659a687c976bf25d758d4a348c28db33ebb07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62cc7ab881ab320eab22c9504e3659a687c976bf25d758d4a348c28db33ebb07", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62cc7ab881ab320eab22c9504e3659a687c976bf25d758d4a348c28db33ebb07", kill_on_drop: false }`
[INFO] [stdout] 62cc7ab881ab320eab22c9504e3659a687c976bf25d758d4a348c28db33ebb07
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2fd735c943e123691c04b239b554acd5766de4694ab5238da71dd96222e7751
[INFO] running `Command { std: "docker" "start" "-a" "c2fd735c943e123691c04b239b554acd5766de4694ab5238da71dd96222e7751", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.85
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling rustphidgets v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.14
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap_derive v3.1.7
[INFO] [stderr]    Compiling clap v3.1.8
[INFO] [stdout] warning: unused import: `PhidgetLCD_setContrast`
[INFO] [stdout]  --> src/phidget/lcd.rs:5:122
[INFO] [stdout]   |
[INFO] [stdout] 5 | ...xBacklight, PhidgetLCD_clear, PhidgetLCD_getContrast, PhidgetLCD_setContrast, PhidgetLCD_getMinContrast, PhidgetLCD_getMaxContrast...
[INFO] [stdout]   |                                                          ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]    --> src/phidget/lcd.rs:235:14
[INFO] [stdout]     |
[INFO] [stdout] 235 |         let (a, char_pointer) = str_to_char_arr(text);
[INFO] [stdout]     |              ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `set_device_serial_number` and `set_channel` are never used
[INFO] [stdout]   --> src/phidget.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | trait Phidget {
[INFO] [stdout]    |       ------- methods in this trait
[INFO] [stdout] 12 |     fn set_is_remote(self, remote: bool) -> Result<(), u32>;
[INFO] [stdout] 13 |     fn set_device_serial_number(self, serial: i32) -> Result<(), u32>;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 14 |     fn set_hub_port(self, hub_port: i32) -> Result<(), u32>;
[INFO] [stdout] 15 |     fn set_channel(self, channel: i32) -> Result<(), u32>;
[INFO] [stdout]    |        ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut _PhidgetHumiditySensor` does not permit being left uninitialized
[INFO] [stdout]   --> src/phidget/humidity.rs:22:31
[INFO] [stdout]    |
[INFO] [stdout] 22 |             humidity_handle = MaybeUninit::uninit().assume_init();
[INFO] [stdout]    |                               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                               |
[INFO] [stdout]    |                               this code causes undefined behavior when executed
[INFO] [stdout]    |                               help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: raw pointers must be initialized
[INFO] [stdout]    = note: `#[warn(invalid_value)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `f64` does not permit being left uninitialized
[INFO] [stdout]   --> src/phidget/humidity.rs:38:24
[INFO] [stdout]    |
[INFO] [stdout] 38 |             humidity = MaybeUninit::uninit().assume_init();
[INFO] [stdout]    |                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                        |
[INFO] [stdout]    |                        this code causes undefined behavior when executed
[INFO] [stdout]    |                        help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: floats must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut _PhidgetTemperatureSensor` does not permit being left uninitialized
[INFO] [stdout]   --> src/phidget/temperature.rs:28:34
[INFO] [stdout]    |
[INFO] [stdout] 28 |             temperature_handle = MaybeUninit::uninit().assume_init();
[INFO] [stdout]    |                                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                                  |
[INFO] [stdout]    |                                  this code causes undefined behavior when executed
[INFO] [stdout]    |                                  help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: raw pointers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `f64` does not permit being left uninitialized
[INFO] [stdout]   --> src/phidget/temperature.rs:47:27
[INFO] [stdout]    |
[INFO] [stdout] 47 |             temperature = MaybeUninit::uninit().assume_init();
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                           |
[INFO] [stdout]    |                           this code causes undefined behavior when executed
[INFO] [stdout]    |                           help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: floats must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `*mut _PhidgetLCD` does not permit being left uninitialized
[INFO] [stdout]   --> src/phidget/lcd.rs:24:26
[INFO] [stdout]    |
[INFO] [stdout] 24 |             lcd_handle = MaybeUninit::uninit().assume_init();
[INFO] [stdout]    |                          ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                          |
[INFO] [stdout]    |                          this code causes undefined behavior when executed
[INFO] [stdout]    |                          help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: raw pointers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `f64` does not permit being left uninitialized
[INFO] [stdout]   --> src/phidget/lcd.rs:50:25
[INFO] [stdout]    |
[INFO] [stdout] 50 |             backlight = MaybeUninit::uninit().assume_init();
[INFO] [stdout]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                         |
[INFO] [stdout]    |                         this code causes undefined behavior when executed
[INFO] [stdout]    |                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: floats must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `f64` does not permit being left uninitialized
[INFO] [stdout]   --> src/phidget/lcd.rs:72:29
[INFO] [stdout]    |
[INFO] [stdout] 72 |             min_backlight = MaybeUninit::uninit().assume_init();
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             this code causes undefined behavior when executed
[INFO] [stdout]    |                             help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: floats must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `f64` does not permit being left uninitialized
[INFO] [stdout]   --> src/phidget/lcd.rs:84:29
[INFO] [stdout]    |
[INFO] [stdout] 84 |             max_backlight = MaybeUninit::uninit().assume_init();
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |                             |
[INFO] [stdout]    |                             this code causes undefined behavior when executed
[INFO] [stdout]    |                             help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]    |
[INFO] [stdout]    = note: floats must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `f64` does not permit being left uninitialized
[INFO] [stdout]    --> src/phidget/lcd.rs:106:25
[INFO] [stdout]     |
[INFO] [stdout] 106 |             constrast = MaybeUninit::uninit().assume_init();
[INFO] [stdout]     |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                         |
[INFO] [stdout]     |                         this code causes undefined behavior when executed
[INFO] [stdout]     |                         help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: floats must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `f64` does not permit being left uninitialized
[INFO] [stdout]    --> src/phidget/lcd.rs:118:29
[INFO] [stdout]     |
[INFO] [stdout] 118 |             min_constrast = MaybeUninit::uninit().assume_init();
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             this code causes undefined behavior when executed
[INFO] [stdout]     |                             help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: floats must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `f64` does not permit being left uninitialized
[INFO] [stdout]    --> src/phidget/lcd.rs:130:29
[INFO] [stdout]     |
[INFO] [stdout] 130 |             max_constrast = MaybeUninit::uninit().assume_init();
[INFO] [stdout]     |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                             |
[INFO] [stdout]     |                             this code causes undefined behavior when executed
[INFO] [stdout]     |                             help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: floats must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]    --> src/phidget/lcd.rs:197:28
[INFO] [stdout]     |
[INFO] [stdout] 197 |             frame_buffer = MaybeUninit::uninit().assume_init();
[INFO] [stdout]     |                            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                            |
[INFO] [stdout]     |                            this code causes undefined behavior when executed
[INFO] [stdout]     |                            help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the type `i32` does not permit being left uninitialized
[INFO] [stdout]    --> src/phidget/lcd.rs:219:22
[INFO] [stdout]     |
[INFO] [stdout] 219 |             height = MaybeUninit::uninit().assume_init();
[INFO] [stdout]     |                      ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      this code causes undefined behavior when executed
[INFO] [stdout]     |                      help: use `MaybeUninit<T>` instead, and only call `assume_init` after initialization is done
[INFO] [stdout]     |
[INFO] [stdout]     = note: integers must be initialized
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `lcd` is never used
[INFO] [stdout]   --> src/main.rs:60:4
[INFO] [stdout]    |
[INFO] [stdout] 60 | fn lcd() -> Result<(), u32> {
[INFO] [stdout]    |    ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: linking with `cc` failed: exit status: 1
[INFO] [stdout]   |
[INFO] [stdout]   = note:  "cc" "-m64" "/opt/rustwide/target/debug/deps/rustcoA052L/symbols.o" "<2 object files omitted>" "-Wl,--as-needed" "-Wl,-Bstatic" "/opt/rustwide/target/debug/deps/{librustphidgets-93a3e6d145bd3842,libclap-0d133a710a0ce2ab,libstrsim-27bc57d6448650ff,libatty-fcafd2d47f501e52,libtermcolor-2d895c180a105d45,libtextwrap-2d67711f6f09d726,libindexmap-2b06ac006970e097,libhashbrown-5134da54a9f06f5f,libos_str_bytes-d3c007bb78aa5a4b,libmemchr-38a3478856a29729,libbitflags-dfd565f85bac9b15,liblazy_static-16658855d1fc8677,liblibc-340d910dc9e841b3}.rlib" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib/{libstd-*,libpanic_unwind-*,libobject-*,libmemchr-*,libaddr2line-*,libgimli-*,libcfg_if-*,librustc_demangle-*,libstd_detect-*,libhashbrown-*,librustc_std_workspace_alloc-*,libminiz_oxide-*,libadler2-*,libunwind-*,liblibc-*,librustc_std_workspace_core-*,liballoc-*,libcore-*,libcompiler_builtins-*}.rlib" "-Wl,-Bdynamic" "-lphidget22" "-lgcc_s" "-lutil" "-lrt" "-lpthread" "-lm" "-ldl" "-lc" "-L" "/opt/rustwide/target/debug/deps/rustcoA052L/raw-dylibs" "-B<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/bin/gcc-ld" "-fuse-ld=lld" "-Wl,--eh-frame-hdr" "-Wl,-z,noexecstack" "-L" "<sysroot>/lib/rustlib/x86_64-unknown-linux-gnu/lib" "-o" "/opt/rustwide/target/debug/deps/rustphidgets-8ecf9b8f7b8e8f30" "-Wl,--gc-sections" "-pie" "-Wl,-z,relro,-z,now" "-nodefaultlibs"
[INFO] [stdout]   = note: some arguments are omitted. use `--verbose` to show all linker arguments
[INFO] [stdout]   = note: rust-lld: error: unable to find library -lphidget22
[INFO] [stdout]           collect2: error: ld returned 1 exit status
[INFO] [stdout]           
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rustphidgets` (bin "rustphidgets") due to 1 previous error; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "c2fd735c943e123691c04b239b554acd5766de4694ab5238da71dd96222e7751", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2fd735c943e123691c04b239b554acd5766de4694ab5238da71dd96222e7751", kill_on_drop: false }`
[INFO] [stdout] c2fd735c943e123691c04b239b554acd5766de4694ab5238da71dd96222e7751
