these 3 derivations will be built:
  /nix/store/saxy0416ya7m4w78zisxs8pv1r5iia6k-wire-serve.drv
  /nix/store/b5ns3y8nnaq74f4mx835s1z62i5mbnfi-nix-conformance.drv
  /nix/store/z6kcw32dvi5wvxvqmsgf3b1bd1lslxx3-nix-conformance-reference.drv
warning: ignoring the client-specified setting 'store', because it is a restricted setting and you are not a trusted user
building '/nix/store/saxy0416ya7m4w78zisxs8pv1r5iia6k-wire-serve.drv' on farm.numtide.com:50051
wire-serve> bld1: building saxy0416ya7m4w78zisxs8pv1r5iia6k-wire-serve.drv
wire-serve> /nix/store/b08jvv3c1mp6wyb0yi5n9x2bmj6zgrvs-serve.c: In function 'main':
wire-serve> /nix/store/b08jvv3c1mp6wyb0yi5n9x2bmj6zgrvs-serve.c:165:5: warning: ignoring return value of 'freopen' declared with attribute 'warn_unused_result' [-Wunused-result]
wire-serve>   165 |     freopen("/dev/null", "w", stdout);
wire-serve>       |     ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
building '/nix/store/b5ns3y8nnaq74f4mx835s1z62i5mbnfi-nix-conformance.drv' on farm.numtide.com:50051
nix-conformance> bld1: building b5ns3y8nnaq74f4mx835s1z62i5mbnfi-nix-conformance.drv
nix-conformance> structuredAttrs is enabled
building '/nix/store/z6kcw32dvi5wvxvqmsgf3b1bd1lslxx3-nix-conformance-reference.drv' on farm.numtide.com:50051
nix-conformance-reference> bld1: building z6kcw32dvi5wvxvqmsgf3b1bd1lslxx3-nix-conformance-reference.drv
nix-conformance-reference> 1405 passed, 0 failed, 0 known, 0 skipped