There is the potential for a segfault while generating trace output. This may be caused, depending upon compiler and luck, when attempting to output the vendor ID. The test is against a specific element, the output is not. The fix is to have the output match the test. This patch is against 1.0.7-i.
In addition, fix the apparently incorrect line prefix for the vendor id. This isn't the beginning of the line.
1.0.7-i segfault fix/patch: base-vendor_id