Running nixpkgs-update (https://nix-community.org/update-bot/) with UPDATE_INFO: cosmic-ext-applet-external-monitor-brightness 0 -> 1
attrpath: cosmic-ext-applet-external-monitor-brightness
Checking auto update branch...
[version] 
[version] generic version rewriter does not support multiple hashes
[rustCrateVersion] 
[rustCrateVersion] skipping because derivation has updateScript
[golangModuleVersion] 
[golangModuleVersion] Not a buildGoModule package with vendorHash
[npmDepsVersion] 
[npmDepsVersion] No npmDepsHash
[updateScript] 
[updateScript] Success
[updateScript] this derivation will be built:
  /nix/store/j91kg10lvrig059s57bi48ncajyjdcnx-packages.json.drv
building '/nix/store/j91kg10lvrig059s57bi48ncajyjdcnx-packages.json.drv'...

Going to be running update for following packages:
 - cosmic-ext-applet-external-monitor-brightness-0.0.1-unstable-2026-02-15

Press Enter key to continue...
Running update for:
Enqueuing group of 1 packages
 - cosmic-ext-applet-external-monitor-brightness-0.0.1-unstable-2026-02-15: UPDATING ...
 - cosmic-ext-applet-external-monitor-brightness-0.0.1-unstable-2026-02-15: DONE.

Packages updated!

Diff after rewrites:
diff --git a/pkgs/by-name/co/cosmic-ext-applet-external-monitor-brightness/package.nix b/pkgs/by-name/co/cosmic-ext-applet-external-monitor-brightness/package.nix
index de922a239d9a..5fb6d664eca2 100644
--- a/pkgs/by-name/co/cosmic-ext-applet-external-monitor-brightness/package.nix
+++ b/pkgs/by-name/co/cosmic-ext-applet-external-monitor-brightness/package.nix
@@ -11,16 +11,16 @@
 }:
 rustPlatform.buildRustPackage {
   pname = "cosmic-ext-applet-external-monitor-brightness";
-  version = "0.0.1-unstable-2026-02-15";
+  version = "0.0.1-unstable-2026-05-29";
 
   src = fetchFromGitHub {
     owner = "cosmic-utils";
     repo = "cosmic-ext-applet-external-monitor-brightness";
-    rev = "f84c46dfa89c369484cc616d15485ae1bf257803";
-    hash = "sha256-uEoLhVIv25KNoDD28HIIMutxR2nv+AIapSRlz+ETGuQ=";
+    rev = "dc1fc2a0fc432d2672aef173aac03a9f93f98f26";
+    hash = "sha256-2C7LEsMAHHNbWWnSTLzdXhutLVDtpN4VEwUZ+u4uRKs=";
   };
 
-  cargoHash = "sha256-ou7iukl1pHMfcJNemwLdZYYxugbJJQ53XpCYowUTj90=";
+  cargoHash = "sha256-6JpnAaCw5d9eHxW8vaF6dFnUPiPU0GrY1mc+QT2AZFo=";
 
   nativeBuildInputs = [
     libcosmicAppHook

No auto update branch exists
Received ExitFailure 1 when running
Raw command: nix-build --option sandbox true --arg config "{ allowUnfree = true; allowAliases = false; }" --arg overlays "[ ]" -A cosmic-ext-applet-external-monitor-brightness
nix build failed.
got build log for 'cosmic-ext-applet-external-monitor-brightness' from 'daemon'
Running phase: unpackPhase
@nix { "action": "setPhase", "phase": "unpackPhase" }
unpacking source archive /nix/store/qmjd8504kx4j7qw86d3xbx5x3mr15dmr-source
source root is source
Executing cargoSetupPostUnpackHook
Finished cargoSetupPostUnpackHook
Running phase: patchPhase
@nix { "action": "setPhase", "phase": "patchPhase" }
Executing cargoSetupPostPatchHook
Validating consistency between /build/source/Cargo.lock and /build/cosmic-ext-applet-external-monitor-brightness-0.0.1-unstable-2026-05-29-vendor/Cargo.lock
Finished cargoSetupPostPatchHook
Running phase: libcosmicAppVergenHook
@nix { "action": "setPhase", "phase": "libcosmicAppVergenHook" }
Running phase: libcosmicAppLinkerArgsHook
@nix { "action": "setPhase", "phase": "libcosmicAppLinkerArgsHook" }
Running phase: updateAutotoolsGnuConfigScriptsPhase
@nix { "action": "setPhase", "phase": "updateAutotoolsGnuConfigScriptsPhase" }
Running phase: configurePhase
@nix { "action": "setPhase", "phase": "configurePhase" }
Running phase: buildPhase
@nix { "action": "setPhase", "phase": "buildPhase" }
Executing cargoBuildHook
cargoBuildHook flags: -j 16 --target x86_64-unknown-linux-gnu --offline --profile release
error: patch `smithay-client-toolkit` version mismatch
note: patch location contains version `0.20.0`, but patch definition requires `=0.19.2`
help: check patch location `registry `crates-io``
help: check `smithay-client-toolkit` patch definition for `https://github.com/smithay/client-toolkit.git` in `/build/source/Cargo.toml`