Update nix flake inputs structure and add dependency update workflow for rv-nix-tools

.github/workflows/update-deps.yml

@@ -0,0 +1,44 @@
+name: 'Update Version'
+on:
+  push:
+    branches:
+      - '_update-deps/runtimeverification/rv-nix-tools'
+  workflow_dispatch:
+# Stop in progress workflows on the same branch and same workflow to use latest committed code
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+
+  update-versions:
+    name: 'Update Dependency Versions'
+    runs-on: ubuntu-latest
+    steps:
+      - name: 'Check out code'
+        uses: actions/checkout@v4
+        with:
+          submodules: true
+          token: ${{ secrets.JENKINS_GITHUB_PAT }}
+      - name: 'Configure GitHub user'
+        run: |
+          git config user.name devops
+          git config user.email [email protected]
+      - name: 'Install Nix/Cachix'
+        uses: cachix/install-nix-action@v19
+        with:
+          install_url: https://releases.nixos.org/nix/nix-2.13.3/install
+          extra_nix_config: |
+            access-tokens = github.com=${{ secrets.GITHUB_TOKEN }}
+      - uses: cachix/cachix-action@v12
+        with:
+          name: k-framework
+          authToken: ${{ secrets.CACHIX_PUBLIC_TOKEN }}
+      - name: 'Update nix flake inputs'
+        run: |
+          RV_NIX_TOOLS_VERSION=$(cat deps/rv-nix-tools)
+          sed -i 's!    rv-nix-tools.url = "github:runtimeverification/rv-nix-tools/[a-z0-9\.]*"!    rv-nix-tools.url = "github:runtimeverification/rv-nix-tools/'"${RV_NIX_TOOLS_VERSION}"'"!' flake.nix
+          nix flake update
+          git add flake.nix flake.lock && git commit -m 'flake.{nix,lock}: update Nix derivations' || true
+      - name: 'Push updates'
+        run: git push

deps/rv-nix-tools

@@ -0,0 +1 @@
+854d4f05ea78547d46e807b414faad64cea10ae4

flake.nix

@@ -2,8 +2,9 @@
   description = "K Kore Language Haskell Backend";
 
   inputs = {
-    rv-utils.url = "github:runtimeverification/rv-nix-tools";
-    nixpkgs.follows = "rv-utils/nixpkgs";
+    rv-nix-tools.url = "github:runtimeverification/rv-nix-tools/854d4f05ea78547d46e807b414faad64cea10ae4";
+    nixpkgs.follows = "rv-nix-tools/nixpkgs";
+
     z3 = {
       url = "github:Z3Prover/z3/z3-4.13.4";
       flake = false;
@@ -15,7 +16,7 @@
     };
   };
 
-  outputs = { self, rv-utils, nixpkgs, z3, flake-utils, some-cabal-hashes-lib }:
+  outputs = { self, rv-nix-tools, nixpkgs, z3, flake-utils, some-cabal-hashes-lib }:
   let
     z3Overlay = final: prev: {
       z3 = prev.z3.overrideAttrs (_: {