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: error: Bad file: /builddir/build/SOURCES/pycurl-7.45.3.tar.gz: No such file or directory
DEBUG:     Bad file: /builddir/build/SOURCES/pycurl-7.45.3.tar.gz: No such file or directory
`/builddir/build/SOURCES/pycurl-7.45.3.tar.gz` file was not found because it doesn't exist. Because it is located in the `/builddir/build/SOURCES` directory, this is one of the source files.