Running nixpkgs-update (https://nix-community.org/update-bot/) with UPDATE_INFO: crystalline 0.15.0 -> 0.17.1 https://github.com/elbywan/crystalline/releases
attrpath: crystalline
Checking auto update branch...
No auto update branch exists
[version] 
[version] updated version and sha256
[rustCrateVersion] 
[rustCrateVersion] No cargoHash found
[golangModuleVersion] 
[golangModuleVersion] Not a buildGoModule package with vendorHash
[npmDepsVersion] 
[npmDepsVersion] No npmDepsHash
[updateScript] 
[updateScript] skipping because derivation has no updateScript
Diff after rewrites:
diff --git a/pkgs/development/tools/language-servers/crystalline/default.nix b/pkgs/development/tools/language-servers/crystalline/default.nix
index b9e36fb47a46..38d9293a8a88 100644
--- a/pkgs/development/tools/language-servers/crystalline/default.nix
+++ b/pkgs/development/tools/language-servers/crystalline/default.nix
@@ -8,7 +8,7 @@
 }:
 
 let
-  version = "0.15.0";
+  version = "0.17.1";
 in
 crystal.buildCrystalPackage {
   pname = "crystalline";
@@ -18,7 +18,7 @@ crystal.buildCrystalPackage {
     owner = "elbywan";
     repo = "crystalline";
     rev = "v${version}";
-    hash = "sha256-6ZAogEuOJH1QQ6NSJ+8KZUSFSgQAcvd4U9vWNAGix/M=";
+    hash = "sha256-SIfInDY6KhEwEPZckgobOrpKXBDDd0KhQt/IjdGBhWo=";
   };
 
   format = "crystal";

Received ExitFailure 1 when running
Raw command: nix-build --option sandbox true --arg config "{ allowUnfree = true; allowAliases = false; }" --arg overlays "[ ]" -A crystalline
nix build failed.
got build log for 'crystalline' from 'daemon'
Running phase: unpackPhase
@nix { "action": "setPhase", "phase": "unpackPhase" }
unpacking source archive /nix/store/498ggvxcac06kn6pr2h8smk98xyrnzyl-source
source root is source
Running phase: patchPhase
@nix { "action": "setPhase", "phase": "patchPhase" }
Running phase: updateAutotoolsGnuConfigScriptsPhase
@nix { "action": "setPhase", "phase": "updateAutotoolsGnuConfigScriptsPhase" }
Running phase: configurePhase
@nix { "action": "setPhase", "phase": "configurePhase" }
Running phase: buildPhase
@nix { "action": "setPhase", "phase": "buildPhase" }
Error: Could not find location of llvm-config. Please specify path in environment variable LLVM_CONFIG.
Supported LLVM versions: 22 21.1 20.1 19.1 18.1 17 16 15 14 13 12 11.1 11 10 9 8
Showing last frame. Use --error-trace for full trace.

In /nix/store/z9yd2mk75a00b7vh74j81fmzvm6q8bqw-crystal-1.19.1-lib/crystal/llvm/lib_llvm.cr:20:44

 20 | {% llvm_config = env("LLVM_CONFIG") || `sh #{__DIR__}/ext/find-llvm-config.sh`.stringify %}
                                             ^
Error: error executing command: sh /nix/store/z9yd2mk75a00b7vh74j81fmzvm6q8bqw-crystal-1.19.1-lib/crystal/llvm/ext/find-llvm-config.sh, got exit status 1
[1/14] Parse                             
[1/14] Parse                             
[2/14] Semantic (top level)