Useless use of private variable in void context at a line 9.
Useless use of private variable in void context at a line 10.
Useless use of private variable in void context at a line 13.
Useless use of private variable in void context at a line 14.
Useless use of private variable in void context at a line 21.
Useless use of private variable in void context at a line 22.
0 at a line 7.
foo at a line 8.
0 at a line 9.
foo at a line 10.
0 at a line 11.
foo at a line 12.
0 at a line 13.
foo at a line 14.
0 at a line 15.
foo at a line 16.
0 at a line 17.
Warning: something's wrong at a line 18.
0 at a line 19.
Warning: something's wrong at a line 20.
Warning: something's wrong at a line 21.
Warning: something's wrong at a line 22.