Fix use-after-free #46

Job	Run time
build-and-test (16.x, ubuntu-latest)	2m 7s
build-and-test-alpine (16)	2m 0s
build-and-test (16.x, macos-latest)	6m 26s
build-and-test-alpine (18)	1m 59s
build-and-test (16.x, windows-latest)	6m 19s
build-and-test-alpine (20)	1m 55s
build-and-test (18.x, ubuntu-latest)	2m 6s
build-and-test (18.x, macos-latest)	6m 51s
build-and-test (18.x, windows-latest)	9m 30s
build-and-test (20.x, ubuntu-latest)	2m 11s
build-and-test (20.x, macos-latest)	7m 5s
build-and-test (20.x, windows-latest)	7m 42s
	56m 11s

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