[Android] arjunan47:
build/core/base_rules.mk:316: warning: ignoring old commands for target `/home/arjunan/citrus/out/target/product/tomato/system/lib64/libjni_latinime.so'

vendor/cm/build/tasks/dt_image.mk:42: warning: overriding commands for target `/home/arjunan/citrus/out/target/product/tomato/dt.img'

build/core/tasks/dt_image.mk:42: warning: ignoring old commands for target `/home/arjunan/citrus/out/target/product/tomato/dt.img'

vendor/cm/build/tasks/kernel.mk:273: warning: overriding commands for target `/home/arjunan/citrus/out/target/product/tomato/obj/KERNEL_OBJ/.mkdir_stamp'

build/core/tasks/kernel.mk:269: warning: ignoring old commands for target `/home/arjunan/citrus/out/target/product/tomato/obj/KERNEL_OBJ/.mkdir_stamp'

vendor/cm/build/tasks/kernel.mk:282: warning: overriding commands for target `/home/arjunan/citrus/out/target/product/tomato/obj/KERNEL_OBJ/.additional_config'

build/core/tasks/kernel.mk:278: warning: ignoring old commands for target `/home/arjunan/citrus/out/target/product/tomato/obj/KERNEL_OBJ/.additional_config'

vendor/cm/build/tasks/kernel.mk:285: warning: overriding commands for target `/home/arjunan/citrus/out/target/product/tomato/obj/KERNEL_OBJ/.config'

build/core/tasks/kernel.mk:281: warning: ignoring old commands for target `/home/arjunan/citrus/out/target/product/tomato/obj/KERNEL_OBJ/.config'

vendor/cm/build/tasks/kernel.mk:299: warning: overriding commands for target `TARGET_KERNEL_BINARIES'

build/core/tasks/kernel.mk:293: warning: ignoring old commands for target `TARGET_KERNEL_BINARIES'

vendor/cm/build/tasks/kernel.mk:325: warning: overriding commands for target `/home/arjunan/citrus/out/target/product/tomato/obj/KERNEL_OBJ/.headers_install_stamp'

build/core/tasks/kernel.mk:321: warning: ignoring old commands for target `/home/arjunan/citrus/out/target/product/tomato/obj/KERNEL_OBJ/.headers_install_stamp'

vendor/cm/build/tasks/kernel.mk:348: warning: overriding commands for target `kerneltags'

build/core/tasks/kernel.mk:344: warning: ignoring old commands for target `kerneltags'

vendor/cm/build/tasks/kernel.mk:353: warning: overriding commands for target `kernelxconfig'

build/core/tasks/kernel.mk:349: warning: ignoring old commands for target `kernelxconfig'

vendor/cm/build/tasks/kernel.mk:353: warning: overriding commands for target `kernelconfig'

build/core/tasks/kernel.mk:349: warning: ignoring old commands for target `kernelconfig'

vendor/cm/build/tasks/kernel.mk:361: warning: overriding commands for target `alldefconfig'

build/core/tasks/kernel.mk:357: warning: ignoring old commands for target `alldefconfig'

vendor/cm/build/tasks/kernel.mk:372: warning: overriding commands for target `/home/arjunan/citrus/out/target/product/tomato/kernel'

build/core/tasks/kernel.mk:368: warning: ignoring old commands for target `/home/arjunan/citrus/out/target/product/tomato/kernel'

Starting build with ninja

ninja: Entering directory `.'

ninja: error: 'prebuilts/cmsdk/api/.txt', needed by '/home/arjunan/citrus/out/target/common/obj/PACKAGING/checkpublicapi-cm-last-timestamp', missing and no known rule to make it

make: *** [ninja_wrapper] Error 1

#### make failed to build some targets (41 seconds) ####

am getting this error when i tried to compile citrus caf. please help me with this