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: 
:: [ 09:37:14 ] :: [  BEGIN   ] :: Compiling :: actually running 'g++ -o xapian_test xapian_test.cpp -lxapian'
/usr/share/beakerlib/testing.sh: line 896: g++: command not found
:: [ 09:37:14 ] :: [   FAIL   ] :: Compiling (Expected 0, got 127)
Compilation failed.