these 4 derivations will be built:
  /nix/store/2y497zj4n7kjwsp5j3jx70ps5sv964q5-nixos-system-peer1-test.drv
  /nix/store/zq7rndnvqdsf3cwvlbq5ry7yr0a2pc5f-closure-info.drv
  /nix/store/m3wvf7w0xkfnw8cscc48q37bkzygqy3s-nixos-test-driver-systemd-abstraction.drv
  /nix/store/f9533c4qbjy4apjkqbxcy99mhspydq5i-container-test-run-systemd-abstraction.drv
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy