flake: update rust-overlay 2022-09-25 -> 2022-12-31

`cargo test` passes (except wgpu tests, doc tests)

flake.lock

@@ -20,11 +20,11 @@
     },
     "flake-utils_2": {
       "locked": {
-        "lastModified": 1656928814,
-        "narHash": "sha256-RIFfgBuKz6Hp89yRr7+NR5tzIAbn52h8vT6vXkYjZoM=",
+        "lastModified": 1659877975,
+        "narHash": "sha256-zllb8aq3YO3h8B/U0/J1WBgAL8EX5yWf5pMj3G0NAmc=",
         "owner": "numtide",
         "repo": "flake-utils",
-        "rev": "7e2a3b3dfd9af950a856d66b0a7d01e3c18aa249",
+        "rev": "c0e246b9b83f637f4681389ecabcb2681b4f3af0",
         "type": "github"
       },
       "original": {
@@ -50,11 +50,11 @@
     },
     "nixpkgs_2": {
       "locked": {
-        "lastModified": 1659102345,
-        "narHash": "sha256-Vbzlz254EMZvn28BhpN8JOi5EuKqnHZ3ujFYgFcSGvk=",
+        "lastModified": 1665296151,
+        "narHash": "sha256-uOB0oxqxN9K7XGF1hcnY+PQnlQJ+3bP2vCn/+Ru/bbc=",
         "owner": "NixOS",
         "repo": "nixpkgs",
-        "rev": "11b60e4f80d87794a2a4a8a256391b37c59a1ea7",
+        "rev": "14ccaaedd95a488dd7ae142757884d8e125b3363",
         "type": "github"
       },
       "original": {
@@ -77,17 +77,17 @@
         "nixpkgs": "nixpkgs_2"
       },
       "locked": {
-        "lastModified": 1664074880,
-        "narHash": "sha256-/V1TX4HLADElvi3MuuIbNdvzR/HmNzbYRemKBjX/5YY=",
+        "lastModified": 1672453260,
+        "narHash": "sha256-ruR2xo30Vn7kY2hAgg2Z2xrCvNePxck6mgR5a8u+zow=",
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "45140fa526b1cb85498f717e355c79a54367cb1d",
+        "rev": "176b6fd3dd3d7cea8d22ab1131364a050228d94c",
         "type": "github"
       },
       "original": {
         "owner": "oxalica",
         "repo": "rust-overlay",
-        "rev": "45140fa526b1cb85498f717e355c79a54367cb1d",
+        "rev": "176b6fd3dd3d7cea8d22ab1131364a050228d94c",
         "type": "github"
       }
     },

flake.nix

@@ -3,7 +3,7 @@
   inputs = {
     nixpkgs.url = "nixpkgs/nixos-22.11";
     flake-utils.url = "github:numtide/flake-utils";
-    rust-overlay.url = "github:oxalica/rust-overlay/45140fa526b1cb85498f717e355c79a54367cb1d";  #< TODO: unpin (pinned now to simplify nixpkgs updating)
+    rust-overlay.url = "github:oxalica/rust-overlay/176b6fd3dd3d7cea8d22ab1131364a050228d94c";  #< 2022-12-31 (TODO: update/un- pin)
   };
 
   outputs = { self, nixpkgs, flake-utils, rust-overlay }: