this derivation will be built:
  /nix/store/m444rxhxgi5wjk22cy5vzffa9h8a8mzq-nix-shell.drv
this path will be fetched (0.0 KiB download, 13.8 MiB unpacked):
  /nix/store/lvm02m0hikwk8xfl2k5s1q55xpz6rxab-openspec-1.15.0
building '/nix/store/m444rxhxgi5wjk22cy5vzffa9h8a8mzq-nix-shell.drv' on 'grpc://[fddb:4344:343b:14b9:399:9324:19d9:3451]:50051?ca-cert=/run/nix-grpc-store/ca.crt&connect-timeout=5'
building '/nix/store/m444rxhxgi5wjk22cy5vzffa9h8a8mzq-nix-shell.drv' on [fddb:4344:343b:14b9:399:9324:19d9:3451]:50051
nix-shell> stibnite: building m444rxhxgi5wjk22cy5vzffa9h8a8mzq-nix-shell.drv
nix-shell> Running phase: buildPhase
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy

upload niks3: ok