Update uf_plugin.c #434

Job	Run time
ubuntu-latest\|debug\|--enable-mcsat\|CC=gcc CXX=g++	8m 8s
ubuntu-latest\|debug\|--enable-mcsat\|CC=clang CXX=clang++	8m 43s
ubuntu-latest\|debug\|--enable-thread-safety\|CC=gcc CXX=g++	3m 53s
ubuntu-latest\|debug\|--enable-thread-safety\|CC=clang CXX=clang++	4m 13s
ubuntu-latest\|release\|--enable-mcsat\|CC=gcc CXX=g++	5m 34s
ubuntu-latest\|release\|--enable-mcsat\|CC=clang CXX=clang++	5m 13s
ubuntu-latest\|release\|--enable-thread-safety\|CC=gcc CXX=g++	2m 20s
ubuntu-latest\|release\|--enable-thread-safety\|CC=clang CXX=clang++	2m 53s
ubuntu-latest\|gcov\|--enable-mcsat\|CC=gcc CXX=g++	8m 58s
ubuntu-latest\|debug\|--enable-thread-safety --enable-mcsat\|CC=gcc CXX=g++	8m 54s
	58m 49s

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