these 9 derivations will be built:
  /nix/store/8z5v0iyhsp8hmdkfr1dvmbbbmhgyil57-nix-store-2.35.0pre.drv
  /nix/store/da0gwqd6jsfpxd363651561i5wpjjw6g-nix-store-c-2.35.0pre.drv
  /nix/store/cv66anl14kl9qkjn5662dnr5dv47c3rr-nix-fetchers-2.35.0pre.drv
  /nix/store/lkrw3gxp3pff8l90mg0bbjf8sg6zbj0s-nix-expr-2.35.0pre.drv
  /nix/store/d6xbzpjpv4h2rjyvgyw7f01lknlc2dz6-nix-expr-c-2.35.0pre.drv
  /nix/store/zv5lwy2wa78zqixvf8p84vmrjsqpb0x3-nix-store-test-support-2.35.0pre.drv
  /nix/store/l98i4s2imaxsndnbffhcsg56171m0afd-nix-util-test-support-2.35.0pre.drv
  /nix/store/v35hc3jgrzkihidmvrl54xwhb15r1pc2-nix-expr-tests-2.35.0pre.drv
  /nix/store/aaq5yikxrdihn2zdcv9g7dd4zpzjarsa-nix-expr-tests-run.drv
these 2 paths will be fetched (32.1 KiB download, 129.5 KiB unpacked):
  /nix/store/cz48xhx1qj462wsrhsm4v3vn4jl713f7-nix-util-test-support-2.35.0pre
  /nix/store/x3lfjxwgf7i7g6817p1pp0bsq1ks86rs-nix-util-test-support-2.35.0pre-dev