#0  __mempcpy_sse2 () at ../sysdeps/x86_64/memcpy.S:272
  [Error: ../sysdeps/x86_64/memcpy.S was not found in source tree]
#1  0x00007fbc2b35bb0e in __GI__IO_default_xsputn (f=f@entry=0x7fbc2b6a1280 <_IO_2_1_stdout_>, data=data@entry=0x7fffd11a5630, n=n@entry=4097) at genops.c:464
  [Error: genops.c was not found in source tree]
#2  0x00007fbc2b359bb3 in _IO_new_file_xsputn (n=4096, data=<optimized out>, f=0x7fbc2b6a1280 <_IO_2_1_stdout_>) at fileops.c:1364
  [Error: fileops.c was not found in source tree]
#3  _IO_new_file_xsputn (f=0x7fbc2b6a1280 <_IO_2_1_stdout_>, data=<optimized out>, n=4096) at fileops.c:1286
  [Error: fileops.c was not found in source tree]
#4  0x00007fbc2b34eec5 in __GI__IO_fwrite (buf=buf@entry=0x7fffd11a4630, size=size@entry=1, count=count@entry=4096, fp=0x7fbc2b6a1280 <_IO_2_1_stdout_>) at iofwrite.c:43
  [Error: iofwrite.c was not found in source tree]
#5  0x00007fbc2b8bbe2d in rpl_fwrite (stream=<optimized out>, n=4096, s=1, ptr=0x7fffd11a4630) at ../gnulib/lib/stdio.h:898
  [Error: ../gnulib/lib/stdio.h was not found in source tree]
#6  decompress_zlib (data=<optimized out>) at ../../../lib/decompress.c:59
  [Error: ../../../lib/decompress.c was not found in source tree]
#7  0x00007fbc2b6aae49 in pipecmd_exec (cmd=0x7fbc2cee87a0) at ../../../lib/pipeline.c:725
  [Error: ../../../lib/pipeline.c was not found in source tree]
#8  0x00007fbc2b6ac61a in pipeline_start (p=p@entry=0x7fbc2cee8700) at ../../../lib/pipeline.c:1495
  [Error: ../../../lib/pipeline.c was not found in source tree]
#9  0x00007fbc2bcffc5f in ult_src (name=<optimized out>, path=path@entry=0x7fbc2cee8520 "/tmp/temp-lintian-lab-W_tFg3s4aG/pool/x/xdg-utils/xdg-utils_1.1.0~rc1-2ubuntu7_all_binary/unpacked/usr/share/man", buf=<optimized out>, buf@entry=0x7fffd11a5b10, flags=flags@entry=1, trace=trace@entry=0x0) at ../../../src/ult_src.c:327
  [Error: ../../../src/ult_src.c was not found in source tree]
#10 0x00007fbc2bcfbd2b in main (argc=<optimized out>, argv=<optimized out>) at ../../../src/lexgrog_test.c:187
  [Error: ../../../src/lexgrog_test.c was not found in source tree]