[debhelper-devel] Bug#868649: dh_installdocs: cp --reflink=auto -a cccc/CCCC debian/cccc/usr/share/doc/cccc returned exit code 1

[Adrian Bunk]

Package: debhelper
Version: 10.6.4
Severity: serious
Control: affects -1 src:cccc

https://tests.reproducible-builds.org/debian/rb-pkg/unstable/amd64/cccc.html

...
   debian/rules override_dh_installdocs
make[1]: Entering directory '/build/1st/cccc-3.1.4'
dh_installdocs 'cccc/CCCC User Guide.html'
cp: cannot stat 'cccc/CCCC': No such file or directory
dh_installdocs: cp --reflink=auto -a cccc/CCCC debian/cccc/usr/share/doc/cccc returned exit code 1
debian/rules:41: recipe for target 'override_dh_installdocs' failed
make[1]: *** [override_dh_installdocs] Error 2


Works with debhelper 10.2.5, FTBFS with 10.6.4