python312Packages.equinox: skip failing test on darwin

[GaetanLepage]

Things done

Fails on darwin with

>     all_leaves = [leaves] + [treedef.flatten_up_to(r) for r in rest]
E     SystemError: nanobind::detail::nb_func_error_except(): exception could not be translated!

Similar to #372122

• Built on platform(s)
  • x86_64-linux
  • aarch64-linux
  • x86_64-darwin
  • aarch64-darwin
• For non-Linux: Is sandboxing enabled in nix.conf? (See Nix manual)
  • sandbox = relaxed
  • sandbox = true
• Tested, as applicable:
  • NixOS test(s) (look inside nixos/tests)
  • and/or package tests
  • or, for functions and "core" functionality, tests in lib/tests or pkgs/test
  • made sure NixOS tests are linked to the relevant packages
• Tested compilation of all packages that depend on this change using nix-shell -p nixpkgs-review --run "nixpkgs-review rev HEAD". Note: all changes have to be committed, also see nixpkgs-review usage
• Tested basic functionality of all binary files (usually in ./result/bin/)
• 25.05 Release Notes (or backporting 24.11 and 25.05 Release notes)
  • (Package updates) Added a release notes entry if the change is major or breaking
  • (Module updates) Added a release notes entry if the change is significant
  • (Module addition) Added a release notes entry if adding a new NixOS module
• Fits CONTRIBUTING.md.

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[NickCao]

The only reference google can find is: jax-ml/jax#21783, maybe updating the darwin sdk we build nanobind against could help?

[GaetanLepage]

nixpkgs-review result

Generated using nixpkgs-review.

Command: nixpkgs-review pr 372132

---

x86_64-linux

❌ 6 packages failed to build:

• python313Packages.equinox
• python313Packages.equinox.dist
• python313Packages.lineax
• python313Packages.lineax.dist
• python313Packages.optimistix
• python313Packages.optimistix.dist

✅ 8 packages built:

• python312Packages.equinox
• python312Packages.equinox.dist
• python312Packages.flowmc
• python312Packages.flowmc.dist
• python312Packages.lineax
• python312Packages.lineax.dist
• python312Packages.optimistix
• python312Packages.optimistix.dist

---

aarch64-linux

❌ 6 packages failed to build:

• python313Packages.equinox
• python313Packages.equinox.dist
• python313Packages.lineax
• python313Packages.lineax.dist
• python313Packages.optimistix
• python313Packages.optimistix.dist

✅ 8 packages built:

• python312Packages.equinox
• python312Packages.equinox.dist
• python312Packages.flowmc
• python312Packages.flowmc.dist
• python312Packages.lineax
• python312Packages.lineax.dist
• python312Packages.optimistix
• python312Packages.optimistix.dist

---

aarch64-darwin

❌ 8 packages failed to build:

• python312Packages.flowmc
• python312Packages.flowmc.dist
• python313Packages.equinox
• python313Packages.equinox.dist
• python313Packages.lineax
• python313Packages.lineax.dist
• python313Packages.optimistix
• python313Packages.optimistix.dist

✅ 6 packages built:

• python312Packages.equinox
• python312Packages.equinox.dist
• python312Packages.lineax
• python312Packages.lineax.dist
• python312Packages.optimistix
• python312Packages.optimistix.dist

[GaetanLepage]

The only reference google can find is: jax-ml/jax#21783, maybe updating the darwin sdk we build nanobind against could help?

Indeed, this might be the case. @phiadaarr do you have any idea ?

[GaetanLepage]

I think that we should merge this. It is a net-plus as of the current situation and I lack time to investigate the issue much more :/