kill -1 should trigger an error #1406

Job	Run time
Style/format (ubuntu-latest, feat_os_unix)	19s
Style/spelling (ubuntu-latest, feat_os_unix)	17s
Style/Python	6s
Style/toml	11s
Style/lint (windows-latest, feat_os_windows)	5m 2s
Style/lint (ubuntu-latest, all, true)	2m 6s
Pre-commit hooks	37s
Style/lint (macos-latest, feat_os_macos)	3m 18s
	11m 56s

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