these 2 derivations will be built:
  /nix/store/0x91ym12m262bb5pppsg7pfrxi20wf1l-python3-3.13.13-env.drv
  /nix/store/7n045y4yv59ng3nrrsfixashc23hfi5z-pytest-impure.drv
Failed to find a machine for remote build!
derivation: 8yqmf9li59m51j194z4savhabh7v5j8d-pytest-impure.drv
required (system, features): (aarch64-darwin, [ca-derivations])
3 available machines:
(systems, maxjobs, supportedFeatures, mandatoryFeatures)
([aarch64-darwin, x86_64-darwin], 8, [big-parallel, recursive-nix], [])
([i686-linux, x86_64-linux], 128, [big-parallel, kvm, nixos-test, recursive-nix, uid-range], [])
([aarch64-linux], 128, [big-parallel, kvm, nixos-test, recursive-nix, uid-range], [])
error: Cannot build '/nix/store/8yqmf9li59m51j194z4savhabh7v5j8d-pytest-impure.drv'.
       Reason: platform mismatch
       Required system: 'aarch64-darwin'
       Current system: 'x86_64-linux'
error: build of resolved derivation '/nix/store/8yqmf9li59m51j194z4savhabh7v5j8d-pytest-impure.drv' failed