attached to the build already running on this worker
build01: building r2zhvkb4cb9yz7nw7gvr0k935dg9ywr7-nixos-test-driver-matrix-synapse.drv
Running type check (enable/disable: config.skipTypeCheck)
See https://nixos.org/manual/nixos/stable/#test-opt-skipTypeCheck
Success: no issues found in 1 source file