test

Fix buf error on interrupt. #344

Job	Run time
build-ibm (ubuntu-24.04-ppc64le)	41s
build-ibm (ubuntu-24.04-s390x)	32s
ruby-versions / Generate Ruby versions	4s
build (2.6 / ubuntu-latest)	32s
build (2.6 / windows-latest)	2m 54s
build (3.1 / windows-latest)	1m 35s
build (3.3 / ubuntu-latest)	21s
build (2.5 / windows-latest)	2m 26s
build (3.1 / macos-latest)	17s
build (2.6 / macos-latest)	45s
build (3.0 / windows-latest)	1m 55s
build (3.4 / windows-latest)	1m 35s
build (truffleruby-head / ubuntu-latest)	37s
build (3.0 / ubuntu-latest)	16s
build (head / macos-latest)	33s
build (head / ubuntu-latest)	15s
build (3.2 / macos-latest)	15s
build (3.4 / macos-latest)	30s
build (3.4 / ubuntu-latest)	18s
build (2.7 / ubuntu-latest)	32s
build (3.2 / windows-latest)	1m 33s
build (truffleruby-head / macos-latest)	1m 24s
build (4.0 / ubuntu-latest)	20s
build (2.7 / windows-latest)	2m 11s
build (3.3 / macos-latest)	30s
build (3.3 / windows-latest)	1m 28s
build (mingw / windows-latest)	1m 25s
build (4.0 / macos-latest)	28s
build (3.0 / macos-latest)	24s
build (3.1 / ubuntu-latest)	16s
build (2.5 / ubuntu-latest)	28s
build (2.7 / macos-latest)	36s
build (4.0 / windows-latest)	1m 29s
build (mswin / windows-latest)	1m 38s
build (3.2 / ubuntu-latest)	22s
	31m 25s

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