Results changed to
# reset_artifacts:
-10
# build_abe binutils:
-9
# build_abe stage1:
-5
# build_abe qemu:
-2
# linux_n_obj:
24233
# First few build errors in logs:

# 00:36:46 make[2]: *** [scripts/Makefile.modpost:145: Module.symvers] Error 1
# 00:36:46 make[1]: *** [/home/tcwg-buildslave/workspace/tcwg_kernel_0/linux/Makefile:1863: modpost] Error 2
# 00:36:46 make: *** [Makefile:234: __sub-make] Error 2

From
# reset_artifacts:
-10
# build_abe binutils:
-9
# build_abe stage1:
-5
# build_abe qemu:
-2
# linux_n_obj:
33478
# linux build successful:
all
# linux boot successful:
boot