logcat when mir_proving_server --hwc-report log

I/UpstartPropertyWatcher(    5): Property changed: init.svc.TvoutService_C=running
D/libEGL  (    0): loaded /vendor/lib/egl/libEGL_POWERVR_SGX540_120.so
D/libEGL  (    0): loaded /vendor/lib/egl/libGLESv1_CM_POWERVR_SGX540_120.so
W/linker  ( 1042): libhdcp.so has text relocations. This is wasting memory and prevents security hardening. Please fix.
W/linker  ( 1042): libtvoutinterface.so has text relocations. This is wasting memory and prevents security hardening. Please fix.
I/UpstartPropertyWatcher(    5): Property changed: init.svc.TvoutService_C=restarting
D/libEGL  (    0): loaded /vendor/lib/egl/libGLESv2_POWERVR_SGX540_120.so
E/libEGL  (    0): validate_display:262 error 3008 (EGL_BAD_DISPLAY)
W/libEGL  (    0): eglTerminate() called w/ 1 objects remaining
E/libEGL  (    0): validate_display:264 error 3001 (EGL_NOT_INITIALIZED)
I/ti_hwc  (    0): Expecting h/w vsync for t1
I/ti_hwc  (    0): transforming FB (480x800) => (480x800) rot0
I/ti_hwc  (    0): clone region is set to (0,0) to (480,800)
I/ti_hwc  (    0): external display changed (state=0, mirror={disabled tform=0deg}, dock={disabled tform=0deg}, tv=0
I/ti_hwc  (    0): open_device(rgb_order=1 nv12_only=0)
I/ti_hwc  (    0): Unable to open gc-core device (2), blits disabled
E/libEGL  (    0): validate_display:262 error 3008 (EGL_BAD_DISPLAY)
E/cutils-trace(    0): Error opening trace file: No such file or directory (2)
E/ti_hwc  (    0): Post2 error
W/libEGL  (    0): eglTerminate() called w/ 3 objects remaining
E/libEGL  (    0): validate_display:264 error 3001 (EGL_NOT_INITIALIZED)
E/libEGL  (    0): validate_display:264 error 3001 (EGL_NOT_INITIALIZED)
E/libEGL  (    0): validate_display:264 error 3001 (EGL_NOT_INITIALIZED)