Compiling my Sketch just stopped working. I've tried both 1.8... and 1.9 beta... I'm running OSX mojave latest. Bellow is is the verbose log I get when trying to compile. This happens with any sketch even a blank "new sketch"
/Applications/Arduino.app/Contents/Java/arduino-builder -dump-prefs -logger=machine -hardware /Applications/Arduino.app/Contents/Java/hardware -hardware /Users/matthew.osborn/Library/Arduino15/packages -tools /Applications/Arduino.app/Contents/Java/tools-builder -tools /Applications/Arduino.app/Contents/Java/hardware/tools/avr -tools /Users/matthew.osborn/Library/Arduino15/packages -built-in-libraries /Applications/Arduino.app/Contents/Java/libraries -libraries /Users/matthew.osborn/Documents/Arduino/libraries -fqbn=adafruit:avr:adafruit32u4 -ide-version=10900 -build-path /var/folders/dt/p8nx4wcs5mn43lhf55g63bh40000gp/T/arduino_build_415141 -warnings=all -build-cache /var/folders/dt/p8nx4wcs5mn43lhf55g63bh40000gp/T/arduino_cache_502943 -prefs=build.warn_data_percentage=75 -prefs=runtime.tools.arduinoOTA.path=/Applications/Arduino.app/Contents/Java/hardware/tools/avr -prefs=runtime.tools.arduinoOTA-1.2.1.path=/Applications/Arduino.app/Contents/Java/hardware/tools/avr -prefs=runtime.tools.avr-gcc.path=/Applications/Arduino.app/Contents/Java/hardware/tools/avr -prefs=runtime.tools.avr-gcc-5.4.0-atmel3.6.1-arduino2.path=/Applications/Arduino.app/Contents/Java/hardware/tools/avr -prefs=runtime.tools.avrdude.path=/Applications/Arduino.app/Contents/Java/hardware/tools/avr -prefs=runtime.tools.avrdude-6.3.0-arduino14.path=/Applications/Arduino.app/Contents/Java/hardware/tools/avr -verbose -experimental /Users/matthew.osborn/Development/Proton Pack/LightAnimations/LightAnimations.ino
/Applications/Arduino.app/Contents/Java/arduino-builder -compile -logger=machine -hardware /Applications/Arduino.app/Contents/Java/hardware -hardware /Users/matthew.osborn/Library/Arduino15/packages -tools /Applications/Arduino.app/Contents/Java/tools-builder -tools /Applications/Arduino.app/Contents/Java/hardware/tools/avr -tools /Users/matthew.osborn/Library/Arduino15/packages -built-in-libraries /Applications/Arduino.app/Contents/Java/libraries -libraries /Users/matthew.osborn/Documents/Arduino/libraries -fqbn=adafruit:avr:adafruit32u4 -ide-version=10900 -build-path /var/folders/dt/p8nx4wcs5mn43lhf55g63bh40000gp/T/arduino_build_415141 -warnings=all -build-cache /var/folders/dt/p8nx4wcs5mn43lhf55g63bh40000gp/T/arduino_cache_502943 -prefs=build.warn_data_percentage=75 -prefs=runtime.tools.arduinoOTA.path=/Applications/Arduino.app/Contents/Java/hardware/tools/avr -prefs=runtime.tools.arduinoOTA-1.2.1.path=/Applications/Arduino.app/Contents/Java/hardware/tools/avr -prefs=runtime.tools.avr-gcc.path=/Applications/Arduino.app/Contents/Java/hardware/tools/avr -prefs=runtime.tools.avr-gcc-5.4.0-atmel3.6.1-arduino2.path=/Applications/Arduino.app/Contents/Java/hardware/tools/avr -prefs=runtime.tools.avrdude.path=/Applications/Arduino.app/Contents/Java/hardware/tools/avr -prefs=runtime.tools.avrdude-6.3.0-arduino14.path=/Applications/Arduino.app/Contents/Java/hardware/tools/avr -verbose -experimental /Users/matthew.osborn/Development/Proton Pack/LightAnimations/LightAnimations.ino
Using board 'adafruit32u4' from platform in folder: /Users/matthew.osborn/Library/Arduino15/packages/adafruit/hardware/avr/1.4.13
Using core 'arduino' from platform in folder: /Applications/Arduino.app/Contents/Java/hardware/arduino/avr
Detecting libraries used...
/Applications/Arduino.app/Contents/Java/hardware/tools/avr/bin/avr-g++ -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -Wno-error=narrowing -flto -w -x c++ -E -CC -mmcu=atmega32u4 -DF_CPU=16000000L -DARDUINO=10900 -DARDUINO_AVR_ADAFRUIT32U4 -DARDUINO_ARCH_AVR -DUSB_VID=0x239A -DUSB_PID=0x8001 "-DUSB_MANUFACTURER=\"Adafruit\"" "-DUSB_PRODUCT=\"32u4 Breakout\"" -I/Applications/Arduino.app/Contents/Java/hardware/arduino/avr/cores/arduino -I/Users/matthew.osborn/Library/Arduino15/packages/adafruit/hardware/avr/1.4.13/variants/adafruit32u4 /var/folders/dt/p8nx4wcs5mn43lhf55g63bh40000gp/T/arduino_build_415141/sketch/LightAnimations.ino.cpp -o /dev/null