Library files not found #181
Description
Includes of files from Built-in libraries and Library Manager libraries fail:
#include <Ethernet.h>
void setup() {}
void loop() {}
arduino-builder/arduino-builder -compile -core-api-version 10611 -build-path /tmp/929291478 -hardware arduino-builder/hardware -hardware arduino-builder/packages/cores -tools arduino-builder/tools -tools arduino-builder/packages/tools -built-in-libraries arduino-builder/latest -libraries /tmp/832765075/pinned -libraries /tmp/832765075/custom -fqbn arduino:avr:uno -build-cache /tmp -logger humantags -verbose=true /tmp/832765075/sketch_sep15a/sketch_sep15a.ino
Using board 'uno' from platform in folder: /home/admin/builder/arduino-builder/packages/cores/arduino/avr
Using core 'arduino' from platform in folder: /home/admin/builder/arduino-builder/packages/cores/arduino/avr
Detecting libraries used...
"/home/admin/builder/arduino-builder/packages/tools/avr-gcc/4.9.2-atmel3.5.4-arduino2/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -flto -w -x c++ -E -CC -mmcu=atmega328p -DF_CPU=16000000L -DARDUINO=10611 -DARDUINO_AVR_UNO -DARDUINO_ARCH_AVR "-I/home/admin/builder/arduino-builder/packages/cores/arduino/avr/cores/arduino" "-I/home/admin/builder/arduino-builder/packages/cores/arduino/avr/variants/standard" "/tmp/929291478/sketch/sketch_sep15a.ino.cpp" -o "/dev/null"
"/home/admin/builder/arduino-builder/packages/tools/avr-gcc/4.9.2-atmel3.5.4-arduino2/bin/avr-g++" -c -g -Os -w -std=gnu++11 -fpermissive -fno-exceptions -ffunction-sections -fdata-sections -fno-threadsafe-statics -flto -w -x c++ -E -CC -mmcu=atmega328p -DF_CPU=16000000L -DARDUINO=10611 -DARDUINO_AVR_UNO -DARDUINO_ARCH_AVR "-I/home/admin/builder/arduino-builder/packages/cores/arduino/avr/cores/arduino" "-I/home/admin/builder/arduino-builder/packages/cores/arduino/avr/variants/standard" "/tmp/929291478/sketch/sketch_sep15a.ino.cpp" -o "/tmp/929291478/preproc/ctags_target_for_gcc_minus_e.cpp"
/tmp/832765075/sketch_sep15a/sketch_sep15a.ino:1:22: fatal error: Ethernet.h: No such file or directory
#include <Ethernet.h>
^
compilation terminated.
exit status 1
This does not occur with Custom libraries, libraries bundled with the hardware package, or files from the toolchain.
Originally reported at http://forum.arduino.cc/index.php?topic=501316
EDIT: More forum threads about this:
http://forum.arduino.cc/index.php?topic=501336
http://forum.arduino.cc/index.php?topic=501348