make -j4
============================================
PLATFORM_VERSION_CODENAME=REL
PLATFORM_VERSION=5.1.1
CM_VERSION=
TARGET_PRODUCT=aosp_shamu
TARGET_BUILD_VARIANT=userdebug
TARGET_BUILD_TYPE=release
TARGET_BUILD_APPS=
TARGET_ARCH=arm
TARGET_ARCH_VARIANT=armv7-a-neon
TARGET_CPU_VARIANT=krait
TARGET_2ND_ARCH=
TARGET_2ND_ARCH_VARIANT=
TARGET_2ND_CPU_VARIANT=
HOST_ARCH=x86_64
HOST_OS=linux
HOST_OS_EXTRA=Linux-4.8.0-54-generic-x86_64-with-Ubuntu-16.04-xenial
HOST_BUILD_TYPE=release
BUILD_ID=LMY48W
OUT_DIR=/home/angel/phablet/out
============================================
bootable/recovery/Android.mk:204: warning: overriding recipe for target '/home/angel/phablet/out/target/product/shamu/recovery/root/sbin/mktemp'
bootable/recovery/Android.mk:196: warning: ignoring old recipe for target '/home/angel/phablet/out/target/product/shamu/recovery/root/sbin/mktemp'
build/core/base_rules.mk:550: warning: overriding recipe for target '/home/angel/phablet/out/target/product/shamu/recovery/root/sbin/make_ext4fs'
bootable/recovery/Android.mk:196: warning: ignoring old recipe for target '/home/angel/phablet/out/target/product/shamu/recovery/root/sbin/make_ext4fs'
No private recovery resources for TARGET_DEVICE shamu
make  -C kernel/moto/shamu O=/home/angel/phablet/out/target/product/shamu/obj/KERNEL_OBJ ARCH=arm CROSS_COMPILE=" /home/angel/phablet/prebuilts/gcc/linux-x86/arm/arm-eabi-4.8/bin/arm-eabi-" VARIANT_DEFCONFIG= SELINUX_DEFCONFIG= shamu_defconfig
make[1]: Entering directory '/home/angel/phablet/kernel/moto/shamu'
Symlink: /home/angel/phablet/out/target/product/shamu/recovery/root/sbin/fsck.exfat -> mount.exfat
Symlink: /home/angel/phablet/out/target/product/shamu/recovery/root/sbin/mkfs.exfat -> mount.exfat
Symlink: /home/angel/phablet/out/target/product/shamu/system/bin/fsck.exfat -> mount.exfat
Symlink: /home/angel/phablet/out/target/product/shamu/system/bin/mkfs.exfat -> mount.exfat
make: *** No rule to make target '/home/angel/phablet/out/host/linux-x86/bin/boot_signer', needed by '/home/angel/phablet/out/target/product/shamu/boot.img'.  Stop.
make: *** Waiting for unfinished jobs....
Target Ubuntu Touch ram disk: /home/angel/phablet/out/target/product/shamu/ramdisk-ubuntu.img
Downloading upstream initrd: ubuntu-touch-generic-initrd -o /home/angel/phablet/out/target/product/shamu/ubuntu/ubuntu-touch-generic-initrd -a armhf -t ubports-developers -p overlay vivid
  GEN     /home/angel/phablet/out/target/product/shamu/obj/KERNEL_OBJ/Makefile
Downloading ubuntu-touch-generic-initrd version 0.94vivid5ubports1
drivers/usb/gadget/Kconfig:897:warning: defaults for choice values not supported
#
# configuration written to .config
#
make[1]: Leaving directory '/home/angel/phablet/kernel/moto/shamu'
14697 blocks

#### make failed to build some targets (34 seconds) ####