fix bug #3066

Job	Run time
linux-compat (manylinux1-x64)	15m 11s
clang-sanitizers (,thread)	17m 47s
linux-compat (manylinux1-x86)	15m 23s
clang-sanitizers (,address,undefined)	17m 31s
linux-compiler-compat (clang-3)	14m 57s
linux-compat (manylinux2014-x64)	22m 24s
linux-compiler-compat (clang-6)	14m 57s
linux-compat (manylinux2014-x86)	15m 31s
linux-shared-libs	15m 24s
linux-compiler-compat (clang-8)	14m 57s
linux-compat (al2-x64)	15m 1s
linux-compiler-compat (clang-9)	14m 56s
byo-crypto	2m 44s
linux-compiler-compat (clang-10)	14m 56s
windows	16m 49s
linux-compiler-compat (clang-11)	14m 57s
windows-shared-libs	16m 36s
linux-compiler-compat (gcc-4.8)	14m 38s
linux-compiler-compat (gcc-5)	14m 56s
linux-compiler-compat (gcc-6)	14m 58s
downstream	16m 39s
linux-compiler-compat (gcc-7)	14m 58s
linux-debug	16m 46s
linux-compiler-compat (gcc-8)	14m 56s
osx	20m 14s
windows-app-verifier	26m 33s
windows-vc14 (x86)	15m 20s
windows-vc14 (x64)	15m 10s
	7h 25m 9s

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