$ make webos-image
for MACHINE in raspberrypi3 ; do . ./oe-init-build-env && bitbake  webos-image; done
Altered environment for raspberrypi3@webos development
Loading cache: 100% |##########################################################################################################################################################################| Time: 0:00:00
Loaded 3932 entries from dependency cache.
WARNING: No bb files matched BBFILE_PATTERN_meta-qt5-compat '^/home/user/build-webos/meta-webosose/meta-qt5-compat/'
NOTE: Resolving any missing task queue dependencies

Build Configuration:
BB_VERSION           = "1.40.0"
BUILD_SYS            = "x86_64-linux"
NATIVELSBSTRING      = "ubuntu-16.04"
TARGET_SYS           = "arm-webos-linux-gnueabi"
MACHINE              = "raspberrypi3"
DISTRO               = "webos"
DISTRO_VERSION       = "1.0.g"
TUNE_FEATURES        = "arm armv7ve vfp thumb neon vfpv4 callconvention-hard cortexa7"
TARGET_FPU           = "hard"
WEBOS_DISTRO_RELEASE_CODENAME = "webos-master"
WEBOS_DISTRO_BUILD_ID = "unofficial"
WEBOS_DISTRO_TOPDIR_REVISION = "a5b61cd056a827eb3f1bba5625ef37f56de443c8"
WEBOS_DISTRO_TOPDIR_DESCRIBE = "builds/91.release/1"
DATETIME             = "20200212163059"
meta-webos-raspberrypi = "@91.release:3044ee62ad598293ec54369a98edd3ed817d899c"
meta-raspberrypi     = "thud:89bdf97beaf3b136c24c4d6f86c0bcbb47fe3043"
meta-webos           = "@91.release:3044ee62ad598293ec54369a98edd3ed817d899c"
meta-ros             = "legacy:f1a2de5a19bc0dcdbe0f73d7a94f7107db2cec62"
meta-webos-backports-2.8
meta-webos-backports-2.7 = "@91.release:3044ee62ad598293ec54369a98edd3ed817d899c"
meta-qt5             = "krogoth:dcfcb581ec65ef1b96f4840a81ea9d9f2297b394"
meta-qt5-compat      = "@91.release:3044ee62ad598293ec54369a98edd3ed817d899c"
meta-filesystems
meta-python
meta-networking
meta-multimedia
meta-oe              = "thud:9b3b907f30b0d5b92d58c7e68289184fda733d3e"
meta                 = "thud:f162d5bfe6eaeca24f441c83c87252c8d05744fc"

Initialising tasks: 100% |#####################################################################################################################################################################| Time: 0:00:03
Sstate summary: Wanted 300 Found 0 Missed 300 Current 2180 (0% match, 87% complete)
NOTE: Executing SetScene Tasks
NOTE: Executing RunQueue Tasks
ERROR: Worker process (9133) exited unexpectedly (-9), shutting down...
ERROR: Worker process (9133) exited unexpectedly (-9), shutting down...
ERROR: Worker process (9133) exited unexpectedly (-9), shutting down...
ERROR: Worker process (9133) exited unexpectedly (-9), shutting down...
WARNING: /home/user/build-webos/bitbake/lib/bb/runqueue.py:1298: ResourceWarning: unclosed file <_io.BufferedWriter name=15>
  self.worker = {}

NOTE: Sending SIGTERM to remaining 1 tasks
NOTE: Sending SIGTERM to remaining 1 tasks
NOTE: Sending SIGTERM to remaining 1 tasks
NOTE: Sending SIGTERM to remaining 1 tasks
NOTE: Tasks Summary: Attempted 4322 tasks of which 4302 didn't need to be rerun and all succeeded.
NOTE: Writing buildhistory
NOTE: Build completion summary:
NOTE:   do_package: 0.0% sstate reuse(0 setscene, 5 scratch)
NOTE:   do_packagedata: 0.0% sstate reuse(0 setscene, 5 scratch)

Summary: There were 2 WARNING messages shown.
Summary: There were 4 ERROR messages shown, returning a non-zero exit code.
Makefile:42: recipe for target 'webos-image' failed
make: *** [webos-image] Error 1