structuredAttrs is enabled
created 2 symlinks in user environment
+++++ ls -A /nix/store/zaxcs0p8k773sl6p0bvdl7ng0jkm5qzs-plan_filter/lib/plan_filter-0.1.so /nix/store/zaxcs0p8k773sl6p0bvdl7ng0jkm5qzs-plan_filter/lib/plan_filter.so
+++++ wc -l
++++ test 2 = 2