#0  0xb7b7248b in strlen () from /lib/libc.so.6
#1  0xb7e6a248 in GlobalParams::scanEncodingDirs() () from /usr/lib/libpoppler.so.5
#2  0xb7e6a1e2 in GlobalParams::GlobalParams(char const*) () from /usr/lib/libpoppler.so.5
#3  0x080c1880 in read_pdf_info (image_name=0x84c02d0 "./integration.pdf", page_name=0x0, page_num=1, pagebox_spec=2, minor_pdf_version_wanted=4, 
    pdf_inclusion_errorlevel=0) at pdftexdir/pdftoepdf.cc:696
#4  0x080b1edd in readimage (s=5855, page_num=1, page_name=0, colorspace=0, pagebox=2, pdfversion=4, pdfinclusionerrorlevel=0) at pdftexdir/writeimg.c:309
#5  0x0809ac54 in scanimage () at pdftex3.c:4003
#6  0x0809c79a in doextension () at pdftex3.c:5281
#7  0x080a24bd in maincontrol () at pdftex3.c:6257
#8  0x0805c249 in mainbody () at pdftexini.c:5669
#9  0x080a679d in main (ac=2, av=0xbfffe8d4) at pdftexextra.c:791