these 3 derivations will be built:
  /nix/store/fxq4mib6p085rkxxayj0kn4ic6nz8q4v-source.drv
  /nix/store/zcvsnghv6fv9qbjcrzk6r8kkwj56pmlb-fx-0.0.14.drv
  /nix/store/yppccikrkkxab6rqlh58vgnrrv9wnh6q-check-fx.drv
error: Cannot build '/nix/store/zcvsnghv6fv9qbjcrzk6r8kkwj56pmlb-fx-0.0.14.drv'.
       Reason: builder failed with exit code 2.
       Output paths:
         /nix/store/f64ldwhi81qzvp9x3h8ziwc7ly3w1471-fx-0.0.14
       Last 25 log lines:
       >                                  ~^~~~~
       > /nix/store/qsk2cha4nk70bpz53qix9mypj4mjcbsr-zig-0.16.0/lib/zig/std/builtin.zig:112:26: note: enum declared here
       > pub const OptimizeMode = enum {
       >                          ^~~~
       > referenced by:
       >     runBuild__anon_34301: /nix/store/qsk2cha4nk70bpz53qix9mypj4mjcbsr-zig-0.16.0/lib/zig/std/Build.zig:2264:33
       >     main: /nix/store/qsk2cha4nk70bpz53qix9mypj4mjcbsr-zig-0.16.0/lib/zig/compiler/build_runner.zig:463:29
       >     5 reference(s) hidden; use '-freference-trace=7' to see all references
       > build.zig:434:12: error: no field or member function named 'poisonCache' in 'Build.Graph'
       >     b.graph.poisonCache();
       >     ~~~~~~~^~~~~~~~~~~~
       > /nix/store/qsk2cha4nk70bpz53qix9mypj4mjcbsr-zig-0.16.0/lib/zig/std/Build.zig:112:19: note: struct declared here
       > pub const Graph = struct {
       >                   ^~~~~~
       > build.zig:434:12: note: method invocation only supports up to one level of implicit pointer dereferencing
       > build.zig:434:12: note: use '.*' to dereference pointer
       > build.zig:473:6: error: no field or member function named 'dependOnFileContents' in 'Build'
       >     b.dependOnFileContents(b.path("src/main.zig"));
       >     ~^~~~~~~~~~~~~~~~~~~~~
       > /nix/store/qsk2cha4nk70bpz53qix9mypj4mjcbsr-zig-0.16.0/lib/zig/std/Build.zig:1:1: note: struct declared here
       > const Build = @This();
       > ^~~~~
       > build.zig:473:6: note: method invocation only supports up to one level of implicit pointer dereferencing
       > build.zig:473:6: note: use '.*' to dereference pointer
       > 
       For full logs, run:
         nix log /nix/store/zcvsnghv6fv9qbjcrzk6r8kkwj56pmlb-fx-0.0.14.drv
error: Cannot build '/nix/store/yppccikrkkxab6rqlh58vgnrrv9wnh6q-check-fx.drv'.
       Reason: 1 dependency failed.
       Output paths:
         /nix/store/3c4v9j3zzqfrkm4dcqhm0lxjkixwj1p4-check-fx