error[E0599]: no method named `release` found for type `sh1106::mode::displaymode::DisplayMode<sh1106::mode::raw::RawMode<sh1106::interface::spi::SpiInterface<shared_bus::proxy::BusProxy<'_, bare_metal::Mutex<core::cell::RefCell<stm32f1xx_hal::spi::Spi<stm32f1::stm32f103::SPI1, (stm32f1xx_hal::gpio::gpioa::PA5<stm32f1xx_hal::gpio::Alternate<stm32f1xx_hal::gpio::PushPull>>, stm32f1xx_hal::gpio::gpioa::PA6<stm32f1xx_hal::gpio::Input<stm32f1xx_hal::gpio::Floating>>, stm32f1xx_hal::gpio::gpioa::PA7<stm32f1xx_hal::gpio::Alternate<stm32f1xx_hal::gpio::PushPull>>)>>>, stm32f1xx_hal::spi::Spi<stm32f1::stm32f103::SPI1, (stm32f1xx_hal::gpio::gpioa::PA5<stm32f1xx_hal::gpio::Alternate<stm32f1xx_hal::gpio::PushPull>>, stm32f1xx_hal::gpio::gpioa::PA6<stm32f1xx_hal::gpio::Input<stm32f1xx_hal::gpio::Floating>>, stm32f1xx_hal::gpio::gpioa::PA7<stm32f1xx_hal::gpio::Alternate<stm32f1xx_hal::gpio::PushPull>>)>>, stm32f1xx_hal::gpio::gpioa::PA2<stm32f1xx_hal::gpio::Output<stm32f1xx_hal::gpio::PushPull>>, stm32f1xx_hal::gpio::gpioa::PA1<stm32f1xx_hal::gpio::Output<stm32f1xx_hal::gpio::PushPull>>>>>` in the current scope