Thread 21 "pyrogenesis" received signal SIGILL, Illegal instruction.
[Switching to Thread 0x9fc7cb40 (LWP 773)]
0xb6b3ee64 in nv::PixelFormatConverter::compress(nvtt::AlphaMode, unsigned int, unsigned int, unsigned int, float const*, nvtt::TaskDispatcher*, nvtt::CompressionOptions::Private const&, nvtt::OutputOptions::Private const&) () from /home/freagarach/0AD/binaries/system/libnvtt.so
(gdb) bt
#0  0xb6b3ee64 in nv::PixelFormatConverter::compress(nvtt::AlphaMode, unsigned int, unsigned int, unsigned int, float const*, nvtt::TaskDispatcher*, nvtt::CompressionOptions::Private const&, nvtt::OutputOptions::Private const&) () from /home/freagarach/0AD/binaries/system/libnvtt.so
#1  0xb6b40b5e in nvtt::Compressor::Private::compress(nvtt::AlphaMode, int, int, int, int, int, float const*, nvtt::CompressionOptions::Private const&, nvtt::OutputOptions::Private const&) const () from /home/freagarach/0AD/binaries/system/libnvtt.so
#2  0xb6b40cca in nvtt::Compressor::Private::compress(nvtt::Surface const&, int, int, nvtt::CompressionOptions::Private const&, nvtt::OutputOptions::Private const&) const () from /home/freagarach/0AD/binaries/system/libnvtt.so
#3  0xb6b410c3 in nvtt::Compressor::Private::compress(nvtt::InputOptions::Private const&, nvtt::CompressionOptions::Private const&, nvtt::OutputOptions::Private const&) const () from /home/freagarach/0AD/binaries/system/libnvtt.so
#4  0xb6b413fd in nvtt::Compressor::process(nvtt::InputOptions const&, nvtt::CompressionOptions const&, nvtt::OutputOptions const&) const ()
   from /home/freagarach/0AD/binaries/system/libnvtt.so
#5  0x0087e082 in CTextureConverter::RunThread (textureConverter=0xfba4ec) at ../../../source/graphics/TextureConverter.cpp:575
#6  0xb68b4f1d in ?? () from /lib/i386-linux-gnu/libstdc++.so.6
#7  0xb66d4fd2 in start_thread (arg=<optimized out>) at pthread_create.c:486
#8  0xb65ea6d6 in clone () at ../sysdeps/unix/sysv/linux/i386/clone.S:108