HEAD is now at c01bb58 Decrease MAXCPU to reasonable value.
warning: failed to remove 'michal/wvtest/.nfs000000004164267900000016'
Removing michal/wvtest/.nfs000000004164267900000016
! /home/sojka/bin/nul-nightly.sh Command 'git clean -f' exit with code 1 FAILED