3 files changed, 5 insertions, 9 deletions
diff --git a/third_party/nix/src/libstore/derivations.cc b/third_party/nix/src/libstore/derivations.cc
index ed184b6d9de4..9c344502f386 100644
--- a/third_party/nix/src/libstore/derivations.cc
+++ b/third_party/nix/src/libstore/derivations.cc
@@ -43,11 +43,10 @@ nix::proto::Derivation_DerivationOutput DerivationOutput::to_proto() const {
 }
 
 BasicDerivation BasicDerivation::from_proto(
-    const nix::proto::Derivation* proto_derivation, const nix::Store& store) {
+    const nix::proto::Derivation* proto_derivation) {
   BasicDerivation result;
   result.platform = proto_derivation->platform();
   result.builder = proto_derivation->builder().path();
-  store.assertStorePath(result.builder);
 
   for (auto [k, v] : proto_derivation->outputs()) {
     result.outputs.emplace(k, v);
diff --git a/third_party/nix/src/libstore/derivations.hh b/third_party/nix/src/libstore/derivations.hh
index 8d46b58b5c0d..4966b858d3b3 100644
--- a/third_party/nix/src/libstore/derivations.hh
+++ b/third_party/nix/src/libstore/derivations.hh
@@ -58,10 +58,9 @@ struct BasicDerivation {
 
   BasicDerivation() = default;
 
-  // Convert the given proto derivation to a BasicDerivation in the given
-  // nix::Store.
+  // Convert the given proto derivation to a BasicDerivation
   static BasicDerivation from_proto(
-      const nix::proto::Derivation* proto_derivation, const nix::Store& store);
+      const nix::proto::Derivation* proto_derivation);
 
   [[nodiscard]] nix::proto::Derivation to_proto() const;
 
diff --git a/third_party/nix/src/nix-daemon/nix-daemon-proto.cc b/third_party/nix/src/nix-daemon/nix-daemon-proto.cc
index eab10e9572aa..597ef2434a07 100644
--- a/third_party/nix/src/nix-daemon/nix-daemon-proto.cc
+++ b/third_party/nix/src/nix-daemon/nix-daemon-proto.cc
@@ -674,15 +674,13 @@ class WorkerServiceImpl final : public WorkerService::Service {
   }
 
   Status BuildDerivation(
-      grpc::ServerContext* context,
-      const nix::proto::BuildDerivationRequest* request,
+      grpc::ServerContext*, const nix::proto::BuildDerivationRequest* request,
       grpc::ServerWriter<nix::proto::BuildEvent>* writer) override {
     return HandleExceptions(
         [&]() -> Status {
           auto drv_path = request->drv_path().path();
           ASSERT_INPUT_STORE_PATH(drv_path);
-          auto drv =
-              BasicDerivation::from_proto(&request->derivation(), *store_);
+          auto drv = BasicDerivation::from_proto(&request->derivation());
 
           auto build_mode = nix::BuildModeFrom(request->build_mode());
           if (!build_mode) {