Running nixpkgs-update (https://nix-community.org/update-bot/) with UPDATE_INFO: cdecl 18.5 -> 18.6 https://github.com/paul-j-lucas/cdecl/releases
attrpath: cdecl
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/by-name/cd/cdecl/package.nix b/pkgs/by-name/cd/cdecl/package.nix
index 8295f1653575..f3218e667ae6 100644
--- a/pkgs/by-name/cd/cdecl/package.nix
+++ b/pkgs/by-name/cd/cdecl/package.nix
@@ -11,13 +11,13 @@
 
 stdenv.mkDerivation (finalAttrs: {
   pname = "cdecl";
-  version = "18.5";
+  version = "18.6";
 
   src = fetchFromGitHub {
     owner = "paul-j-lucas";
     repo = "cdecl";
     tag = "cdecl-${finalAttrs.version}";
-    hash = "sha256-cC098+W8cbcumBv+3ZFwGYXmens4u0aQSx5Lvw6maYM=";
+    hash = "sha256-9TU0MBYCPAZWUTCf5WJftwRMtPvCdY7YOOBC3BHOuUY=";
   };
 
   strictDeps = true;

Received ExitFailure 1 when running
Raw command: nix-build --option sandbox true --arg config "{ allowUnfree = true; allowAliases = false; }" --arg overlays "[ ]" -A cdecl
nix build failed.
make[3]: Entering directory '/build/source/share/man/man1'
make[3]: Nothing to be done for 'all'.
make[3]: Leaving directory '/build/source/share/man/man1'
make[3]: Entering directory '/build/source/share/man'
make[3]: Nothing to be done for 'all-am'.
make[3]: Leaving directory '/build/source/share/man'
make[2]: Leaving directory '/build/source/share/man'
Making all in zsh
make[2]: Entering directory '/build/source/share/zsh'
Making all in site-functions
make[3]: Entering directory '/build/source/share/zsh/site-functions'
make[3]: Nothing to be done for 'all'.
make[3]: Leaving directory '/build/source/share/zsh/site-functions'
make[3]: Entering directory '/build/source/share/zsh'
make[3]: Nothing to be done for 'all-am'.
make[3]: Leaving directory '/build/source/share/zsh'
make[2]: Leaving directory '/build/source/share/zsh'
make[2]: Entering directory '/build/source/share'
make[2]: Nothing to be done for 'all-am'.
make[2]: Leaving directory '/build/source/share'
make[1]: Leaving directory '/build/source/share'
Making all in src
make[1]: Entering directory '/build/source/src'
/nix/store/lw117lsr8d585xs63kx5k233impyrq7q-bash-5.3p3/bin/bash ../ylwrap parser.y y.tab.c parser.c y.tab.h `echo parser.c | sed -e s/cc$/hh/ -e s/cpp$/hpp/ -e s/cxx$/hxx/ -e s/c++$/h++/ -e s/c$/h/` y.output parser.output -- bison -y -d -Wno-yacc 
updating parser.h
/nix/store/lw117lsr8d585xs63kx5k233impyrq7q-bash-5.3p3/bin/bash ../ylwrap lexer.l .c lexer.c --   
../ylwrap: line 173: : command not found
make[1]: *** [Makefile:2053: lexer.c] Error 127
make[1]: Leaving directory '/build/source/src'
make: *** [Makefile:1602: all-recursive] Error 1