spot 0 -> 1
attrpath: spot
Checking auto update branch...
[version] 
[version] generic version rewriter does not support multiple hashes
[rustCrateVersion] 
[rustCrateVersion] No cargoSha256 or cargoHash found
[golangModuleVersion] 
[golangModuleVersion] Not a buildGoModule package with vendorSha256 or vendorHash
[npmDepsVersion] 
[npmDepsVersion] No npmDepsHash
[updateScript] 
[updateScript] Success
[updateScript] this derivation will be built:
  /nix/store/rlsq3mdpwnkqaf7gv9hs8cq5mrw3wwkl-packages.json.drv
building '/nix/store/rlsq3mdpwnkqaf7gv9hs8cq5mrw3wwkl-packages.json.drv'...

Going to be running update for following packages:
 - spot-0.4.0

Press Enter key to continue...
Running update for:
 - spot-0.4.0: UPDATING ...
 - spot-0.4.0: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/applications/audio/spot/default.nix b/pkgs/applications/audio/spot/default.nix
index d9a0babb6840..96ae4e340256 100644
--- a/pkgs/applications/audio/spot/default.nix
+++ b/pkgs/applications/audio/spot/default.nix
@@ -23,19 +23,19 @@
 
 stdenv.mkDerivation rec {
   pname = "spot";
-  version = "0.4.0";
+  version = "0.4.1";
 
   src = fetchFromGitHub {
     owner = "xou816";
     repo = "spot";
     rev = version;
-    hash = "sha256-K6wGWhAUUGsbE4O+z0TmJcJyGarvHgZteY527jfAa90=";
+    hash = "sha256-GLoUR64E/Z15ZX0R1QpPXk0CpUs7t7/nuGA2eqQYdY4=";
   };
 
   cargoDeps = rustPlatform.fetchCargoTarball {
     inherit src;
     name = "${pname}-${version}";
-    hash = "sha256-eM2XLumn4dr2YtyUzBZJADlqdexc1iOaNJUudMlfSUc=";
+    hash = "sha256-45Rqs2/tSWoyZVjFuygR5SxldjoqpprtOKEnMqJK+p8=";
   };
 
   nativeBuildInputs = [

An auto update branch exists with message `spot: 0.4.0 -> 0.4.0-appdata`. New version is 0.4.1.
The auto update branch does not match or exceed the new version.
Received ExitFailure 1 when running
Raw command: /nix/store/6r0bm8shswm9v08kzvq24ib48mx3kxmn-nix-2.18.1/bin/nix-build --option sandbox true --arg config "{ allowBroken = true; allowUnfree = true; allowAliases = false; }" --arg overlays "[ ]" -A spot
nix build failed.
got build log for 'spot' from 'daemon'
@nix { "action": "setPhase", "phase": "unpackPhase" }
Running phase: unpackPhase
unpacking source archive /nix/store/4lq805bd62n4m1mh9blkinia850aay8s-source
source root is source
Executing cargoSetupPostUnpackHook
unpacking source archive /nix/store/b2sa957zama2agf42hizzrjn097fvp8z-spot-0.4.1-vendor.tar.gz
Finished cargoSetupPostUnpackHook
@nix { "action": "setPhase", "phase": "patchPhase" }
Running phase: patchPhase
chmod: cannot access 'build-aux/cargo.sh': No such file or directory
/nix/store/v099hqvw5z87423p4hz1vfhzaqa07dii-stdenv-linux/setup: line 131: pop_var_context: head of shell_variables not a function context