drop version? #3422

Job	Run time
x86_64-gnu-test-preview_mt	5m 48s
check_format	1m 36s
x86_64-gnu-test (1.7.3)	8m 53s
x86_64-gnu-test (1.8.2)	6m 13s
x86_64-musl-test	34m 29s
x86_64-gnu-test (1.9.2)	7m 20s
x86_64-gnu-test (1.10.1)	30m 58s
x86_64-gnu-test (1.11.2)	29m 17s
x86_64-gnu-test (1.12.2)	25m 17s
x86_64-gnu-test (1.13.3)	23m 11s
x86_64-gnu-test (1.14.0)	22m 8s
x86_64-gnu-test (1.0.0, FLAGS=-Dwithout_ffi USE_PCRE1=true)	31m 54s
x86_64-gnu-test (1.1.1, FLAGS=-Dwithout_ffi USE_PCRE1=true)	32m 51s
x86_64-gnu-test (1.2.2, USE_PCRE1=true)	20m 36s
x86_64-gnu-test (1.3.2, USE_PCRE1=true)	10m 52s
x86_64-gnu-test (1.4.1, USE_PCRE1=true)	14m 43s
x86_64-gnu-test (1.5.1, USE_PCRE1=true)	9m 58s
x86_64-gnu-test (1.6.2, USE_PCRE1=true)	9m 22s
	5h 25m 26s

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