gh-149642: Fix interaction between exec and lazy_imports=all #3076

Job	Run time
x86_64-unknown-linux-gnu/gcc-free-threading	7m 26s
x86_64-unknown-linux-gnu/gcc	10m 32s
x86_64-apple-darwin/clang	23m 49s
aarch64-apple-darwin/clang	10m 8s
aarch64-unknown-linux-gnu/gcc	7m 5s
	59m 0s

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