>>> host-uboot-tools 2021.07 Extracting
bzcat /tmp/instance-10/dl/uboot-tools/u-boot-2021.07.tar.bz2 | tar --strip-components=1 -C /tmp/instance-10/output-1/build/host-uboot-tools-2021.07   -xf -
>>> host-uboot-tools 2021.07 Patching

Applying 0001-drop-configh-from-tools.patch using patch: 
patching file tools/env/fw_env_private.h

Applying 0002-tools-only-in-no-dot-config-targets.patch using patch: 
patching file Makefile
Hunk #1 succeeded at 511 (offset 25 lines).

Applying 0003-tools-Makefile-fix-C-LD-FLAGS-with-CROSS_BUILD_TOOLS.patch using patch: 
patching file tools/Makefile
Hunk #1 succeeded at 310 (offset -6 lines).
>>> host-uboot-tools 2021.07 Configuring
mkdir -p /tmp/instance-10/output-1/build/host-uboot-tools-2021.07/include/config
touch /tmp/instance-10/output-1/build/host-uboot-tools-2021.07/include/config/auto.conf
mkdir -p /tmp/instance-10/output-1/build/host-uboot-tools-2021.07/include/generated
touch /tmp/instance-10/output-1/build/host-uboot-tools-2021.07/include/generated/autoconf.h
echo  >> /tmp/instance-10/output-1/build/host-uboot-tools-2021.07/include/generated/autoconf.h
mkdir -p /tmp/instance-10/output-1/build/host-uboot-tools-2021.07/include/asm
touch /tmp/instance-10/output-1/build/host-uboot-tools-2021.07/include/asm/linkage.h
>>> host-uboot-tools 2021.07 Building
/home/autobuild/make/make -j1 -C /tmp/instance-10/output-1/build/host-uboot-tools-2021.07 HOSTCC="/tmp/instance-10/output-1/host/bin/ccache /usr/bin/gcc" HOSTCFLAGS="-O2 -I/tmp/instance-10/output-1/host/include" HOSTLDFLAGS="-L/tmp/instance-10/output-1/host/lib -Wl,-rpath,/tmp/instance-10/output-1/host/lib" CONFIG_EFI_HAVE_CAPSULE_SUPPORT=y tools-only
make[1]: Entering directory '/tmp/instance-10/output-1/build/host-uboot-tools-2021.07'
  HOSTCC  scripts/basic/fixdep
  UPD     include/config/uboot.release
  UPD     include/generated/version_autogenerated.h
  UPD     include/generated/timestamp_autogenerated.h
  COPY    tools/version.h
  HOSTCC  tools/mkenvimage.o
ccache: error: Failed to create temporary file for /home/autobuild/.buildroot-ccache/tmp/mkenvimage.stdout: No space left on device
make[2]: *** [scripts/Makefile.host:112: tools/mkenvimage.o] Error 1
make[1]: *** [Makefile:2046: tools-only] Error 2
make[1]: Leaving directory '/tmp/instance-10/output-1/build/host-uboot-tools-2021.07'
make: *** [package/pkg-generic.mk:293: /tmp/instance-10/output-1/build/host-uboot-tools-2021.07/.stamp_built] Error 2
make: Leaving directory '/tmp/instance-10/buildroot'