#0  malloc_consolidate (av=0x7f0b77bf9740) at malloc.c:4240
  [Error: malloc.c was not found in source tree]
#1  0x00007f0b778c2da6 in malloc_consolidate (av=0x7f0b77bf9740) at malloc.c:4215
  [Error: malloc.c was not found in source tree]
#2  _int_malloc (av=0x7f0b77bf9740, bytes=8368) at malloc.c:3532
  [Error: malloc.c was not found in source tree]
#3  0x00007f0b778c6cd5 in __libc_calloc (n=<optimized out>, n@entry=1, elem_size=<optimized out>, elem_size@entry=8368) at malloc.c:3274
  [Error: malloc.c was not found in source tree]
#4  0x00007f0b7834b981 in cupsFileOpenFd (fd=4, mode=mode@entry=0x7f0b7973a33f "r") at file.c:1220
#5  0x00007f0b7834bc29 in cupsFileOpen (filename=<optimized out>, mode=mode@entry=0x7f0b7973a33f "r") at file.c:1170
#6  0x00007f0b7970da25 in cupsdReadConfiguration () at conf.c:788
  783: 
  784:  /*
  785:   * Read the configuration file...
  786:   */
  787: 
  788:   if ((fp = cupsFileOpen(ConfigurationFile, "r")) == NULL)
  789:     return (0);
  790: 
  791:   status = read_configuration(fp);
  792: 
  793:   cupsFileClose(fp);
#7  0x00007f0b796fd342 in main (argc=<optimized out>, argv=<optimized out>) at main.c:718