p1500: add is-base performance tests #1813

Job	Run time
config	3s
fuzz smoke test	39s
win+VS build	0s
linux32 (daald/ubuntu32:xenial)	8m 0s
linux-musl (alpine)	6m 58s
pedantic (fedora)	1m 58s
documentation	3m 45s
linux-asan-ubsan (ubuntu-latest)	8m 45s
linux-gcc (ubuntu-20.04)	8m 46s
linux-gcc-default (ubuntu-latest)	8m 45s
linux-reftable (ubuntu-latest)	8m 46s
linux-leaks (ubuntu-latest)	8m 45s
linux-reftable-leaks (ubuntu-latest)	8m 44s
linux-TEST-vars (ubuntu-20.04)	8m 45s
linux-sha256 (ubuntu-latest)	8m 43s
osx-clang (macos-13)	8m 51s
osx-gcc (macos-13)	8m 57s
osx-reftable (macos-13)	9m 6s
sparse	3m 20s
static-analysis	3m 40s
win build	1m 40s
win+VS test	0s
win test	0s
	2h 6m 56s

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