Build failure: gcc-14 for cross due to broken symlink

[SFrijters]

Nixpkgs version

• Unstable (25.05)

Steps to reproduce

$ nix build github:SFrijters/nix-qemu-esp32c3-rust-example/ae1e1b55fda0dd164dab4ffb8fa0583a1a90bf51

Can Hydra reproduce this build failure?

Please select the Hydra Status.

Link to Hydra build job

No response

Relevant log output

[ ... long build process ... ]
       > ERROR: noBrokenSymlinks: the symlink /nix/store/9ywxvlz7k7r7iprnprjx24kxb7p5cn1d-x86_64-unknown-linux-gnu-nolibc-gcc-14-20241116/x86_64-unknown-linux-gnu/lib64 points to a missing target: /nix/store/9ywxvlz7k7r7iprnprjx24kxb7p5cn1d-x86_64-unknown-linux-gnu-nolibc-gcc-14-20241116/x86_64-unknown-linux-gnu/lib
       > ERROR: noBrokenSymlinks: found 1 dangling symlinks and 0 reflexive symlinks

Additional context

Breakage happened between nixpkgs 8ff3eb7 and 16e2dee.

System metadata

 - system: `"x86_64-linux"`
 - host os: `Linux 6.13.2, NixOS, 25.05 (Warbler), 25.05.20250217.b05ebaa`
 - multi-user?: `yes`
 - sandbox: `yes`
 - version: `nix-env (Nix) 2.24.12`
 - channels(frijters): `""`
 - channels(root): `""`
 - nixpkgs: `/etc/nixpkgs`

Notify maintainers

@K900 Probably something that could be fixed with a followup to #378569 / #380298 ?

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[K900]

This should be fixed on staging.

[SFrijters]

Ah, #380325 I assume then? I'll close this issue once it has landed on master and I have verified my build.