[npaul@my33smsm ~/work/pdf/poppler-0.18.1/utils/.libs]$ gdb ./pdftotext ../pdftotext.59604.core
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This GDB was configured as "amd64-marcel-freebsd"...
Core was generated by `pdftotext'.
Program terminated with signal 11, Segmentation fault.
Reading symbols from /usr/home/npaul/work/pdf/poppler-0.18.1/poppler/.libs/libpoppler.so.19...done.
Loaded symbols for /usr/home/npaul/work/pdf/poppler-0.18.1/poppler/.libs/libpoppler.so.19
Reading symbols from /usr/local/lib/liblcms.so.1...done.
Loaded symbols for /usr/local/lib/liblcms.so.1
Reading symbols from /usr/local/lib/libpng.so.6...done.
Loaded symbols for /usr/local/lib/libpng.so.6
Reading symbols from /usr/local/lib/libfontconfig.so.1...done.
Loaded symbols for /usr/local/lib/libfontconfig.so.1
Reading symbols from /usr/local/lib/libfreetype.so.9...done.
Loaded symbols for /usr/local/lib/libfreetype.so.9
Reading symbols from /lib/libz.so.4...done.
Loaded symbols for /lib/libz.so.4
Reading symbols from /usr/local/lib/libexpat.so.6...done.
Loaded symbols for /usr/local/lib/libexpat.so.6
Reading symbols from /usr/lib/libstdc++.so.6...done.
Loaded symbols for /usr/lib/libstdc++.so.6
Reading symbols from /lib/libm.so.5...done.
Loaded symbols for /lib/libm.so.5
Reading symbols from /lib/libgcc_s.so.1...done.
Loaded symbols for /lib/libgcc_s.so.1
Reading symbols from /lib/libthr.so.3...done.
Loaded symbols for /lib/libthr.so.3
Reading symbols from /lib/libc.so.7...done.
Loaded symbols for /lib/libc.so.7
Reading symbols from /libexec/ld-elf.so.1...done.
Loaded symbols for /libexec/ld-elf.so.1
#0  0x000000080079b452 in TextWord (this=0x80195c300, state=Variable "state" is not available.
) at GfxState.h:1322
1322        { fillColorSpace->getRGB(&fillColor, rgb); }
[New Thread 0x801901120 (LWP 100286)]
(gdb) bt
#0  0x000000080079b452 in TextWord (this=0x80195c300, state=Variable "state" is not available.
) at GfxState.h:1322
#1  0x000000080079b6cd in TextPage::beginWord (this=0x80195f0e0, state=0x801974c00, x0=79.849999999999994, y0=569) at TextOutputDev.cc:2162
#2  0x000000080079be86 in TextPage::addChar (this=0x80195f0e0, state=0x801974c00, x=79.849999999999994, y=569, dx=16.392000000000003, dy=0, c=86, nBytes=1, u=0x801973d58, uLen=1)
    at TextOutputDev.cc:2261
#3  0x000000080071c213 in Gfx::doShowText (this=0x80196d100, s=0x801929890) at Gfx.cc:3915
#4  0x000000080071cb01 in Gfx::opShowText (this=0x80196d100, args=0x7fffffffe490, numArgs=Variable "numArgs" is not available.
) at Gfx.cc:3701
#5  0x0000000800711969 in Gfx::go (this=0x80196d100, topLevel=true) at Gfx.cc:711
#6  0x0000000800719d46 in Gfx::display (this=0x80196d100, obj=0x7fffffffe7d0, topLevel=Variable "topLevel" is not available.
) at Gfx.cc:678
#7  0x00000008007620db in Page::displaySlice (this=0x80195c260, out=0x80195c080, hDPI=72, vDPI=72, rotate=0, useMediaBox=Variable "useMediaBox" is not available.
) at Page.cc:483
#8  0x0000000800762168 in Page::display (this=Variable "this" is not available.
) at Page.cc:412
#9  0x0000000800766de1 in PDFDoc::displayPages (this=0x801930080, out=0x80195c080, firstPage=Variable "firstPage" is not available.
) at PDFDoc.cc:453
#10 0x0000000000403a40 in main (argc=3, argv=0x7fffffffeb78) at pdftotext.cc:374