[INFO] fetching crate rustphidgets 0.1.0... [INFO] checking rustphidgets-0.1.0 against master#008bc1d587b4f9d7197eb159922dd2080eea9284 for pr-104746-1 [INFO] extracting crate rustphidgets 0.1.0 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate rustphidgets 0.1.0 on toolchain 008bc1d587b4f9d7197eb159922dd2080eea9284 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+008bc1d587b4f9d7197eb159922dd2080eea9284" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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/source/Cargo.toml [INFO] crate crates.io crate rustphidgets 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+008bc1d587b4f9d7197eb159922dd2080eea9284" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded indexmap v1.8.0 [INFO] [stderr] Downloaded os_str_bytes v6.0.0 [INFO] [stderr] Downloaded textwrap v0.15.0 [INFO] [stderr] Downloaded clap v3.1.8 [INFO] [stderr] Downloaded hashbrown v0.11.2 [INFO] [stderr] Downloaded clap_derive v3.1.7 [INFO] [stderr] Downloaded termcolor v1.1.2 [INFO] [stderr] Downloaded quote v1.0.14 [INFO] [stderr] Downloaded syn v1.0.85 [INFO] [stderr] Downloaded libc v0.2.112 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+008bc1d587b4f9d7197eb159922dd2080eea9284" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 34e9de01cc9ebed6c9e8e8492f70ae74f58ff2876bb59584ef68fba74f7cb467 [INFO] running `Command { std: "docker" "start" "-a" "34e9de01cc9ebed6c9e8e8492f70ae74f58ff2876bb59584ef68fba74f7cb467", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "34e9de01cc9ebed6c9e8e8492f70ae74f58ff2876bb59584ef68fba74f7cb467", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "34e9de01cc9ebed6c9e8e8492f70ae74f58ff2876bb59584ef68fba74f7cb467", kill_on_drop: false }` [INFO] [stdout] 34e9de01cc9ebed6c9e8e8492f70ae74f58ff2876bb59584ef68fba74f7cb467 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:bb5b0feb4f87116a4ea905b7ff5bf5b85913db05e9f0fbc1abdd3168928d9075" "/opt/rustwide/cargo-home/bin/cargo" "+008bc1d587b4f9d7197eb159922dd2080eea9284" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 63bb54276d8b3a3b643736f22771a3d7d6f6026b0dc6c5b1d9f2f0a155f159d3 [INFO] running `Command { std: "docker" "start" "-a" "63bb54276d8b3a3b643736f22771a3d7d6f6026b0dc6c5b1d9f2f0a155f159d3", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling proc-macro2 v1.0.36 [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 memchr v2.4.1 [INFO] [stderr] Compiling libc v0.2.112 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking strsim v0.10.0 [INFO] [stderr] Compiling rustphidgets v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking textwrap v0.15.0 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Checking os_str_bytes v6.0.0 [INFO] [stderr] Compiling quote v1.0.14 [INFO] [stderr] Checking atty v0.2.14 [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: 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 not be uninitialized [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 not be uninitialized [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 not be uninitialized [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 not be uninitialized [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 not be uninitialized [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 not be uninitialized [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 not be uninitialized [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 not be uninitialized [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 not be uninitialized [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 not be uninitialized [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 not be uninitialized [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 not be uninitialized [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 not be uninitialized [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: 15 warnings emitted [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] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [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 not be uninitialized [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 not be uninitialized [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 not be uninitialized [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 not be uninitialized [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 not be uninitialized [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 not be uninitialized [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 not be uninitialized [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 not be uninitialized [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 not be uninitialized [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 not be uninitialized [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 not be uninitialized [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 not be uninitialized [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 not be uninitialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 12.56s [INFO] running `Command { std: "docker" "inspect" "63bb54276d8b3a3b643736f22771a3d7d6f6026b0dc6c5b1d9f2f0a155f159d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "63bb54276d8b3a3b643736f22771a3d7d6f6026b0dc6c5b1d9f2f0a155f159d3", kill_on_drop: false }` [INFO] [stdout] 63bb54276d8b3a3b643736f22771a3d7d6f6026b0dc6c5b1d9f2f0a155f159d3