these 34 derivations will be built:
  /nix/store/088gjsihijhpb340baw5qxgpkwixr6z3-system-path.drv
  /nix/store/q90qdjm95gvbxd4lplq6q19x3vn478gf-system-path.drv
  /nix/store/zq5kv9j2lnjn09dh5jpd0zvk7638bqqm-dbus-1.drv
  /nix/store/rmv5ghp15mcz5vlx57wfqsxgj0m0h6ld-X-Restart-Triggers-dbus-broker.drv
  /nix/store/in3iq4vvap5h6fyab9zmjcl0xsw5jyrz-unit-dbus-broker.service.drv
  /nix/store/w7ig4fkraz8l1wfmw2a7niaa5f2z645j-tmpfiles.d.drv
  /nix/store/d3aixl00hkx2d27iyzbadh0k57mp1whg-X-Restart-Triggers-systemd-tmpfiles-resetup.drv
  /nix/store/j3r50zx08zy1gh4y0hk2myb45smzx2gs-unit-systemd-tmpfiles-resetup.service.drv
  /nix/store/rablzpndnc62ipxbi5vhqgg658wfvcja-unit-systemd-sysusers.service.drv
  /nix/store/0gyxb4cpr9prkh90jwsiphpmn00l85v6-system-units.drv
  /nix/store/c3x3ipgi971y3nkhj551bz38vh3i01i8-unit-dbus-broker.service.drv
  /nix/store/0p6ip5jj78h4cdv98scr2z76jv1rzcg8-user-units.drv
  /nix/store/2s0mj3yi2z6rqch0v7vplrqwwiw5pdm2-etc.drv
  /nix/store/1nrbf7bj5z2wknc539lx6nizlszra1vi-activate.drv
  /nix/store/1h2yv7723s3424y6a1a2fzjg553whf4s-tmpfiles.d.drv
  /nix/store/nm1c3mcri7landgzvykyfa2dn0wpbv7y-dbus-1.drv
  /nix/store/cdvac5k3pds6vin0vwklfgwpz4q69cq2-X-Restart-Triggers-dbus-broker.drv
  /nix/store/5camz83am5zk43gi1zh3g32ilpcnq5yv-unit-dbus-broker.service.drv
  /nix/store/6a0r150nh3n6yn4sysmw5csyxqmj8bgv-user-units.drv
  /nix/store/9g29dvcchjlkwijjvw5p3k9fsj5kp0pg-unit-dbus-broker.service.drv
  /nix/store/aijvww63b22rii9qn34iyyaq2x5g1v6z-unit-systemd-sysusers.service.drv
  /nix/store/a8hnzq5m1bcbq3bkabljlqdfgh34r0ig-X-Restart-Triggers-systemd-tmpfiles-resetup.drv
  /nix/store/p9l1pydpbxf48s7ni8kv0kb88h0n5l1q-unit-systemd-tmpfiles-resetup.service.drv
  /nix/store/mr76zxjrj676m435d1x4cn15ymlaavs5-system-units.drv
  /nix/store/dg23lp3id8k3mxp2nkk2l65i57klp8hy-etc.drv
  /nix/store/5ffnv1kgcc5425q7azrc0rrzmsgrfg7w-activate.drv
  /nix/store/4j9ahk891rmj8b0w8vw8qc08c7f64q28-nixos-system-machine-test.drv
  /nix/store/0sv3w214v073763z0i51g74s12wjrvbg-nixos-system-machine-test.drv
  /nix/store/k69055444i5pykcfbdyvxnr51pv2wd54-closure-info.drv
  /nix/store/kwhgax7fv2vffc7vpls8d0qipzagk0ki-run-nixos-vm.drv
  /nix/store/m4hzrihnv0lmyspx7xr1qr2j1d880lb5-nixos-vm.drv
  /nix/store/6m8kacc30f1c1rghpqxkhjjlp676rxfh-driverConfiguration.json.drv
  /nix/store/i9wb5gxlsyc1hx313ny4p9y9gvpca8h0-nixos-test-driver-activation-sysusers-immutable.drv
  /nix/store/mx8inf2r55ikjb3d0400lj0jz4nf63p8-vm-test-run-activation-sysusers-immutable.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
Failed to find a machine for remote build!
derivation: mx8inf2r55ikjb3d0400lj0jz4nf63p8-vm-test-run-activation-sysusers-immutable.drv
required (system, features): (aarch64-linux, [kvm, nixos-test])
1 available machines:
(systems, maxjobs, supportedFeatures, mandatoryFeatures)
([aarch64-darwin, x86_64-darwin], 8, [big-parallel, recursive-nix], [])