Nixpkgs version

• Unstable (25.11)

Steps to reproduce

nix-shell -p lmms

Can Hydra reproduce this build failure?

Yes, Hydra can reproduce this build failure.

Link to Hydra build job

TODO

Relevant log output

> CMake Error at CMakeLists.txt:1 (CMAKE_MINIMUM_REQUIRED):
       >   Compatibility with CMake < 3.5 has been removed from CMake.
       >
       >   Update the VERSION argument <min> value.  Or, use the <min>...<max> syntax
       >   to tell CMake that the project requires at least <min> but has been updated
       >   to work with policies introduced by <max> or earlier.
       >
       >   Or, add -DCMAKE_POLICY_VERSION_MINIMUM=3.5 to try configuring anyway.
       >
       >
       > -- Configuring incomplete, errors occurred!
       For full logs, run:
         nix log /nix/store/sh1ililvs5rz917jcs6fmawnrg44gwpn-lmms-1.2.2.drv

Additional context

#449868

System metadata

nix-shell -p nix-info --run "nix-info -m"

• system: "x86_64-linux"
• host os: Linux 6.17.1-cachyos, NixOS, 25.11 (Xantusia), 25.11.20251009.0b4defa
• multi-user?: yes
• sandbox: yes
• version: nix-env (Nix) 2.31.2
• nixpkgs: /nix/store/3mpwmcgcjld1jxr5r0allm3c0qkxvcfx-source

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• I assert that this is a bug and not a support request.
• I assert that this is not a duplicate of an existing issue.
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