these 3 derivations will be built:
  /nix/store/pbhsldgnbcx8qj5i4yim6n6wziyb1y6g-omp-18.8.9-cargo-vendor-vendor.drv
  /nix/store/dx36x5lg96r6gb3m2phykzgcbi6352vk-omp-18.8.9.drv
  /nix/store/0hv5qky05k7ybj8gc171hb8bkffmy7i4-check-omp.drv