correct data race in wsl/driver (#229)
correct data race in wsl/driver (#229)

Fixes #228
bazelbuild/rules_webtesting,bazelbuild/rules_webtesting,DrMarcII/rules_webtesting,DrMarcII/rules_webtesting,DrMarcII/rules_webtesting,bazelbuild/rules_webtesting,DrMarcII/rules_webtesting,bazelbuild/rules_webtesting