Michael Raskin <7c6f434c@mail.ru> writes:

>>>>     In file included from gen/include/vm_protos/proto_bindings/fuzzer.grpc.pb.cc:5:
>>>>     gen/include/vm_protos/proto_bindings/fuzzer.pb.h:38:10: fatal error: vm_crash.pb.h: No such file or directory
>>>>        38 | #include "vm_crash.pb.h"
>>>>           |          ^~~~~~~~~~~~~~~
>>>>     compilation terminated.
>>>>     ninja: build stopped: subcommand failed.
>>>>     builder for '/nix/store/8asskz117p1nhirxaa4pwa0caayxg6c5-vm_protos-83.13020.0.0-rc1.drv' failed with exit code 1
>
> The first thing I would check if the same derivation builds elsewhere
> is the job count. Next step is checking the checksums of build
> inputs???

I job count is unlikely.  On one computer I built with 4 cores, on the
other I built with 48.  But Cole, it might be worth trying with a single
core.

Is there an easy way to get checksums of built inputs, or do I need to
do that manually?

Michael, does it build for you?