[INFO] fetching crate rustphidgets 0.1.0... [INFO] checking rustphidgets-0.1.0 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1 [INFO] extracting crate rustphidgets 0.1.0 into /workspace/builds/worker-4-tc2/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-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate rustphidgets 0.1.0 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c5f892689b9569d3b08f6ca67f53ae24706536ebe40a90fed7e942ce89b983ba [INFO] running `Command { std: "docker" "start" "-a" "c5f892689b9569d3b08f6ca67f53ae24706536ebe40a90fed7e942ce89b983ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c5f892689b9569d3b08f6ca67f53ae24706536ebe40a90fed7e942ce89b983ba", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c5f892689b9569d3b08f6ca67f53ae24706536ebe40a90fed7e942ce89b983ba", kill_on_drop: false }` [INFO] [stdout] c5f892689b9569d3b08f6ca67f53ae24706536ebe40a90fed7e942ce89b983ba [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 890029a65a13137e5ee5ac483ac8a160740a91a19dfb5185b88664928c56eb6d [INFO] running `Command { std: "docker" "start" "-a" "890029a65a13137e5ee5ac483ac8a160740a91a19dfb5185b88664928c56eb6d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling syn v1.0.85 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Compiling rustphidgets v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Compiling quote v1.0.14 [INFO] [stderr] Compiling clap_derive v3.1.7 [INFO] [stderr] Checking clap v3.1.8 [INFO] [stdout] warning: unused import: `PhidgetLCD_setContrast` [INFO] [stdout] --> src/phidget/lcd.rs:5:122 [INFO] [stdout] | [INFO] [stdout] 5 | ...MaxBacklight, PhidgetLCD_clear, PhidgetLCD_getContrast, PhidgetLCD_setContrast, PhidgetLCD_getMinContrast, PhidgetLCD_getMaxContrast, ... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `PhidgetLCD_setContrast` [INFO] [stdout] --> src/phidget/lcd.rs:5:122 [INFO] [stdout] | [INFO] [stdout] 5 | ...MaxBacklight, PhidgetLCD_clear, PhidgetLCD_getContrast, PhidgetLCD_setContrast, PhidgetLCD_getMinContrast, PhidgetLCD_getMaxContrast, ... [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` 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)]` 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)]` 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)]` 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` 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` 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` 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` 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` 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` 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` 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` 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` 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` 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` 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` 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` 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: 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)]` 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` 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` 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` 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` 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` 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` 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` 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` 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` 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` 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` 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` 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` 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)]` on by default [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)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.48s [INFO] running `Command { std: "docker" "inspect" "890029a65a13137e5ee5ac483ac8a160740a91a19dfb5185b88664928c56eb6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "890029a65a13137e5ee5ac483ac8a160740a91a19dfb5185b88664928c56eb6d", kill_on_drop: false }` [INFO] [stdout] 890029a65a13137e5ee5ac483ac8a160740a91a19dfb5185b88664928c56eb6d