Do I always have to call timecop::return?

[glassmonkey]

If I use timecop::freeze in a test, do I always have to call timecop::return? (e.g. call in tearDown).

If I run the test without timecop::return, I get a segmentation fault.

#0 0x00005645648f3384 in zend_call_method ()
#1 0x00007fb914ea0c8a in _timecop_datetime_constructor_ex.isra.7 () from /usr/lib64/php/modules/timecop.so
#2 0x00007fb924300dd5 in xdebug_execute_internal () from /usr/lib64/php/modules/xdebug.so
#3 0x00005645646ce7b4 in ZEND_DO_FCALL_SPEC_RETVAL_UNUSED_HANDLER ()
#4 0x000056456495f5a6 in execute_ex ()

(omitted below)
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