dalton@dalton-SVF14212SNW:~/poky$ !so
source oe-init-build-env

### Shell environment set up for builds. ###

You can now run 'bitbake <target>'

Common targets are:
    core-image-minimal
    core-image-sato
    meta-toolchain
    adt-installer
    meta-ide-support

You can also run generated qemu images with a command like 'runqemu qemux86'
dalton@dalton-SVF14212SNW:~/poky/build$ !bi
bitbake -k core-image-sato
Parsing recipes: 100% |#########################################| Time: 00:02:15
Parsing of 1465 .bb files complete (0 cached, 1465 parsed). 1929 targets, 61 skipped, 0 masked, 0 errors.
NOTE: Resolving any missing task queue dependencies
NOTE: multiple providers are available for jpeg (jpeg, libjpeg-turbo)
NOTE: consider defining a PREFERRED_PROVIDER entry to match jpeg
ERROR: Nothing PROVIDES 'libav' (but /home/dalton/poky/meta-openembedded/meta-oe/recipes-support/opencv/opencv_2.4.bb DEPENDS on or otherwise requires it)
ERROR: libav was skipped: because it has a restricted license not whitelisted in LICENSE_FLAGS_WHITELIST
ERROR: libav was skipped: because it has a restricted license not whitelisted in LICENSE_FLAGS_WHITELIST
NOTE: Runtime target 'libopencv-core-dev' is unbuildable, removing...
Missing or unbuildable dependency chain was: ['libopencv-core-dev', 'libav']
NOTE: Runtime target 'libopencv-highgui-dev' is unbuildable, removing...
Missing or unbuildable dependency chain was: ['libopencv-highgui-dev', 'libav']
NOTE: Runtime target 'libopencv-imgproc-dev' is unbuildable, removing...
Missing or unbuildable dependency chain was: ['libopencv-imgproc-dev', 'libav']
NOTE: Runtime target 'libopencv-objdetect-dev' is unbuildable, removing...
Missing or unbuildable dependency chain was: ['libopencv-objdetect-dev', 'libav']
NOTE: Runtime target 'libopencv-ml-dev' is unbuildable, removing...
Missing or unbuildable dependency chain was: ['libopencv-ml-dev', 'libav']
ERROR: Nothing RPROVIDES 'opencv-dev' (but /home/dalton/poky/meta-openembedded/meta-oe/recipes-support/opencv/opencv_2.4.bb RDEPENDS on or otherwise requires it)
ERROR: No eligible RPROVIDERs exist for 'opencv-dev'
NOTE: Runtime target 'opencv-dev' is unbuildable, removing...
Missing or unbuildable dependency chain was: ['opencv-dev']
ERROR: Nothing RPROVIDES 'opencv' (but /home/dalton/poky/meta-openembedded/meta-oe/recipes-support/opencv/opencv_2.4.bb RDEPENDS on or otherwise requires it)
ERROR: No eligible RPROVIDERs exist for 'opencv'
NOTE: Runtime target 'opencv' is unbuildable, removing...
Missing or unbuildable dependency chain was: ['opencv']
NOTE: multiple providers are available for jpeg-native (jpeg-native, libjpeg-turbo-native)
NOTE: consider defining a PREFERRED_PROVIDER entry to match jpeg-native

Build Configuration:
BB_VERSION        = "1.24.0"
BUILD_SYS         = "x86_64-linux"
NATIVELSBSTRING   = "Ubuntu-14.04"
TARGET_SYS        = "i586-poky-linux"
MACHINE           = "qemux86"
DISTRO            = "poky"
DISTRO_VERSION    = "1.7.1"
TUNE_FEATURES     = "m32 i586"
TARGET_FPU        = ""
meta
meta-yocto
meta-yocto-bsp    = "dizzy:9fc095a439c36014c73b3a8f240afba09fe0e4d7"
meta-oe           = "master:9c926ef2d463e643fb0dc87f6535a12e35d039ab"

NOTE: Preparing runqueue
ERROR: All buildable tasks have been run but the build is incomplete (--continue mode). Errors for the tasks that failed will have been printed above.

Summary: There were 4 ERROR messages shown, returning a non-zero exit code.