buildroot error

defconfig

BR2_arm=y
BR2_cortex_a8=y
BR2_ARM_FPU_NEON=y
BR2_ARM_INSTRUCTIONS_THUMB2=y
BR2_CCACHE=y
BR2_GLOBAL_PATCH_DIR="$(BR2_EXTERNAL_FTCOMMUNITY_TXT_PATH)/patches"
BR2_PER_PACKAGE_DIRECTORIES=y
BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_4_14=y
BR2_TOOLCHAIN_BUILDROOT_LOCALE=y
# BR2_UCLIBC_INSTALL_UTILS is not set
BR2_TARGET_OPTIMIZATION="-pipe"
BR2_TARGET_GENERIC_HOSTNAME="FT-txt-initramfs"
BR2_TARGET_GENERIC_ISSUE="Welcome to FT-txt initramfs"
BR2_INIT_NONE=y
# BR2_TARGET_ENABLE_ROOT_LOGIN is not set
BR2_TARGET_GENERIC_GETTY_PORT="ttyO0"
BR2_TARGET_GENERIC_GETTY_BAUDRATE_115200=y
BR2_TARGET_GENERIC_GETTY_TERM="linux"
BR2_ROOTFS_OVERLAY="$(BR2_EXTERNAL_FTCOMMUNITY_TXT_PATH)/board/fischertechnik/TXT/initramfs"
BR2_ROOTFS_POST_BUILD_SCRIPT="$(BR2_EXTERNAL_FTCOMMUNITY_TXT_PATH)/board/fischertechnik/TXT/post-build-initramfs.sh"
BR2_LINUX_KERNEL=y
BR2_LINUX_KERNEL_CUSTOM_VERSION=y
BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.14.189"
BR2_LINUX_KERNEL_PATCH="$(BR2_EXTERNAL_FTCOMMUNITY_TXT_PATH)/board/fischertechnik/TXT/patches/linux"
BR2_LINUX_KERNEL_USE_CUSTOM_CONFIG=y
BR2_LINUX_KERNEL_CUSTOM_CONFIG_FILE="$(BR2_EXTERNAL_FTCOMMUNITY_TXT_PATH)/board/fischertechnik/TXT/tisdk_am335x-fischertechnik_txt_defconfig"
BR2_LINUX_KERNEL_UIMAGE=y
BR2_LINUX_KERNEL_UIMAGE_LOADADDR="0x80008000"
BR2_LINUX_KERNEL_DTS_SUPPORT=y
BR2_LINUX_KERNEL_CUSTOM_DTS_PATH="$(BR2_EXTERNAL_FTCOMMUNITY_TXT_PATH)/board/fischertechnik/TXT/am335x-kno_txt.dts"
BR2_PACKAGE_BUSYBOX_CONFIG="$(BR2_EXTERNAL_FTCOMMUNITY_TXT_PATH)/board/fischertechnik/TXT/busybox_initramfs_defconfig"
BR2_PACKAGE_BUSYBOX_SHOW_OTHERS=y
# BR2_PACKAGE_IFUPDOWN_SCRIPTS is not set
BR2_TARGET_ROOTFS_CPIO_LZ4=y
BR2_TARGET_ROOTFS_CPIO_UIMAGE=y
BR2_TARGET_ROOTFS_INITRAMFS=y
# BR2_TARGET_ROOTFS_TAR is not set

error log

>>> host-ccache 3.7.10 Extracting
rsync -a --link-dest=/home/raphael/github/ftcommunity-TXT/buildroot/output/per-package/host-tar/host/ /home/raphael/github/ftcommunity-TXT/buildroot/output/per-package/host-tar/host/ /home/raphael/github/ftcommunity-TXT/buildroot/output/per-package/host-ccache/host
rsync: [Receiver] mkdir "/home/raphael/github/ftcommunity-TXT/buildroot/output/per-package/host-ccache/host" failed: No such file or directory (2)
rsync error: error in file IO (code 11) at main.c(758) [Receiver=3.2.2]
make: *** [package/pkg-generic.mk:172: /home/raphael/github/ftcommunity-TXT/buildroot/output/build/host-ccache-3.7.10/.stamp_extracted] Fehler 11