fix: fix insert ephemeral (#786) #206

Job	Run time
run with single worker thread and deadlock detection	4m 54s
check build with madsim	1m 38s
run with address saniziter	6m 7s
run with leak saniziter	5m 38s
misc check	9s
rust ffmt check (ubuntu-latest)	17s
rust ffmt check (macos-latest)	18s
rust udeps test (ubuntu-latest)	1m 31s
rust test with codecov (ubuntu-latest, stable)	9m 43s
rust ffmt check (windows-latest)	32s
rust udeps test (macos-latest)	1m 29s
rust test with codecov (ubuntu-latest, 1.82.0)	9m 36s
rust udeps test (windows-latest)	3m 30s
rust test with codecov (macos-latest, stable)	7m 26s
rust test with codecov (macos-latest, 1.82.0)	4m 57s
rust test with codecov (windows-latest, stable)	9m 34s
rust test with codecov (windows-latest, 1.82.0)	8m 58s
	1h 16m 17s

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