ive been using arduino for few years but all of a sudden im getting this error which just seems a little un-usuall and is blocking me from uploading or even complyling sketches
/home/builder/opt/arduino-builder/arduino-builder -compile -core-api-version 10611 -hardware /home/builder/opt/arduino-builder/hardware -hardware /home/builder/.arduino15/packages -tools /home/builder/opt/arduino-builder/tools -tools /home/builder/.arduino15/packages -built-in-libraries /home/builder/opt/libraries/latest -logger humantags -fqbn arduino:avr:uno -build-cache /tmp -build-path /tmp/326867018/build -verbose -prefs runtime.tools.core2-32-poky-linux.path=/home/builder/.arduino15/packages/Intel/tools/core2-32-poky-linux/1.6.2+1.0 -prefs runtime.tools.openocd.path=/home/builder/.arduino15/packages/arduino/tools/openocd/0.10.0-arduino9 -prefs runtime.tools.dfu-util.path=/home/builder/.arduino15/packages/arduino/tools/dfu-util/0.9.0-arduino1 -prefs runtime.tools.x86-linux-gcc.path=/home/builder/.arduino15/packages/arduino/tools/x86-linux-gcc/7.2.0 -prefs runtime.tools.arm-linux-gcc.path=/home/builder/.arduino15/packages/arduino/tools/arm-linux-gcc/4.9.3 -prefs runtime.tools.avr-gcc.path=/home/builder/.arduino15/packages/arduino/tools/avr-gcc/7.3.0-atmel3.6.1-arduino5 -prefs runtime.tools.arduino101load.path=/home/builder/.arduino15/packages/Intel/tools/arduino101load/2.0.1 -prefs runtime.tools.xtensa-lx106-elf-gcc.path=/home/builder/.arduino15/packages/esp8266/tools/xtensa-lx106-elf-gcc/2.5.0-3-20ed2b9 -prefs runtime.tools.arm-none-eabi-gcc.path=/home/builder/.arduino15/packages/arduino/tools/arm-none-eabi-gcc/7-2017q4 -prefs runtime.tools.CMSIS.path=/home/builder/.arduino15/packages/arduino/tools/CMSIS/4.5.0 -prefs runtime.tools.CMSIS-Atmel.path=/home/builder/.arduino15/packages/arduino/tools/CMSIS-Atmel/1.2.0 -prefs runtime.tools.arduinoOTA.path=/home/builder/.arduino15/packages/arduino/tools/arduinoOTA/1.3.0 -prefs runtime.tools.avrdude.path=/home/builder/.arduino15/packages/arduino/tools/avrdude/6.3.0-arduino17 -prefs runtime.tools.linuxuploader.path=/home/builder/.arduino15/packages/arduino/tools/linuxuploader/1.5.1 -prefs runtime.tools.arc-elf32.path=/home/builder/.arduino15/packages/Intel/tools/arc-elf32/1.6.9+1.0.1 -prefs runtime.tools.sketchUploader.path=/home/builder/.arduino15/packages/Intel/tools/sketchUploader/1.6.2+1.0 -prefs runtime.tools.mkspiffs.path=/home/builder/.arduino15/packages/esp8266/tools/mkspiffs/2.5.0-3-20ed2b9 -prefs runtime.tools.esptool.path=/home/builder/.arduino15/packages/esp8266/tools/esptool/2.5.0-3-20ed2b9 -prefs runtime.tools.nrf5x-cl-tools.path=/home/builder/.arduino15/packages/arduino/tools/nrf5x-cl-tools/9.3.1 -prefs runtime.tools.i586-poky-linux-uclibc.path=/home/builder/.arduino15/packages/Intel/tools/i586-poky-linux-uclibc/1.6.2+1.0 -prefs runtime.tools.bossac.path=/home/builder/.arduino15/packages/arduino/tools/bossac/1.9.1-arduino1 -prefs runtime.tools.flashpack.path=/home/builder/.arduino15/packages/Intel/tools/flashpack/2.0.0 -libraries /tmp/326867018/custom -libraries /tmp/326867018/pinned /tmp/326867018/Compiled--dht11_ldr_o2_moist_alarm_sd-card
Using board 'uno' from platform in folder: /home/builder/.arduino15/packages/arduino/hardware/avr/1.8.2
Using core 'arduino' from platform in folder: /home/builder/.arduino15/packages/arduino/hardware/avr/1.8.2
Detecting libraries used...
/home/builder/.arduino15/packages/arduino/tools/avr-gcc/7.3.0-atmel3.6.1-arduino5/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=atmega328p -DF_CPU=16000000L -DARDUINO=10611 -DARDUINO_AVR_UNO -DARDUINO_ARCH_AVR -I/home/builder/.arduino15/packages/arduino/hardware/avr/1.8.2/cores/arduino -I/home/builder/.arduino15/packages/arduino/hardware/avr/1.8.2/variants/standard /tmp/326867018/build/sketch/Compiled--dht11_ldr_o2_moist_alarm_sd-card.ino.cpp -o /dev/null
/home/builder/.arduino15/packages/arduino/tools/avr-gcc/7.3.0-atmel3.6.1-arduino5/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=atmega328p -DF_CPU=16000000L -DARDUINO=10611 -DARDUINO_AVR_UNO -DARDUINO_ARCH_AVR -I/home/builder/.arduino15/packages/arduino/hardware/avr/1.8.2/cores/arduino -I/home/builder/.arduino15/packages/arduino/hardware/avr/1.8.2/variants/standard -I/home/builder/opt/libraries/latest/dht_sensor_library_1_3_8 /tmp/326867018/build/sketch/Compiled--dht11_ldr_o2_moist_alarm_sd-card.ino.cpp -o /dev/null
/home/builder/.arduino15/packages/arduino/tools/avr-gcc/7.3.0-atmel3.6.1-arduino5/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=atmega328p -DF_CPU=16000000L -DARDUINO=10611 -DARDUINO_AVR_UNO -DARDUINO_ARCH_AVR -I/home/builder/.arduino15/packages/arduino/hardware/avr/1.8.2/cores/arduino -I/home/builder/.arduino15/packages/arduino/hardware/avr/1.8.2/variants/standard -I/home/builder/opt/libraries/latest/dht_sensor_library_1_3_8 -I/home/builder/.arduino15/packages/arduino/hardware/avr/1.8.2/libraries/Wire/src /tmp/326867018/build/sketch/Compiled--dht11_ldr_o2_moist_alarm_sd-card.ino.cpp -o /dev/null
/home/builder/.arduino15/packages/arduino/tools/avr-gcc/7.3.0-atmel3.6.1-arduino5/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=atmega328p -DF_CPU=16000000L -DARDUINO=10611 -DARDUINO_AVR_UNO -DARDUINO_ARCH_AVR -I/home/builder/.arduino15/packages/arduino/hardware/avr/1.8.2/cores/arduino -I/home/builder/.arduino15/packages/arduino/hardware/avr/1.8.2/variants/standard -I/home/builder/opt/libraries/latest/dht_sensor_library_1_3_8 -I/home/builder/.arduino15/packages/arduino/hardware/avr/1.8.2/libraries/Wire/src -I/home/builder/opt/libraries/latest/adafruit_mlx90614_library_1_0_2 /tmp/326867018/build/sketch/Compiled--dht11_ldr_o2_moist_alarm_sd-card.ino.cpp -o /dev/null
/home/builder/.arduino15/packages/arduino/tools/avr-gcc/7.3.0-atmel3.6.1-arduino5/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=atmega328p -DF_CPU=16000000L -DARDUINO=10611 -DARDUINO_AVR_UNO -DARDUINO_ARCH_AVR -I/home/builder/.arduino15/packages/arduino/hardware/avr/1.8.2/cores/arduino -I/home/builder/.arduino15/packages/arduino/hardware/avr/1.8.2/variants/standard -I/home/builder/opt/libraries/latest/dht_sensor_library_1_3_8 -I/home/builder/.arduino15/packages/arduino/hardware/avr/1.8.2/libraries/Wire/src -I/home/builder/opt/libraries/latest/adafruit_mlx90614_library_1_0_2 -I/home/builder/opt/libraries/latest/sd_1_2_4/src /tmp/326867018/build/sketch/Compiled--dht11_ldr_o2_moist_alarm_sd-card.ino.cpp -o /dev/null
/home/builder/.arduino15/packages/arduino/tools/avr-gcc/7.3.0-atmel3.6.1-arduino5/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=atmega328p -DF_CPU=16000000L -DARDUINO=10611 -DARDUINO_AVR_UNO -DARDUINO_ARCH_AVR -I/home/builder/.arduino15/packages/arduino/hardware/avr/1.8.2/cores/arduino -I/home/builder/.arduino15/packages/arduino/hardware/avr/1.8.2/variants/standard -I/home/builder/opt/libraries/latest/dht_sensor_library_1_3_8 -I/home/builder/.arduino15/packages/arduino/hardware/avr/1.8.2/libraries/Wire/src -I/hom