Analyse following RPM build log snippet. Describe contents accurately, without speculation or suggestions for resolution.            
Your analysis must be as concise as possible, while keeping relevant information intact.
Snippet: 
DEBUG util.py:461:  Failed to read package header from file "/var/cache/libdnf5/build-568ee7a1f6612d3e/packages/libevent-2.1.12-11.fc40.ppc64le.rpm
rpm cannot process file libevent-2.1.12-11.fc40.ppc64le.rpm