Usage: swift-build-tool [options] [] Options: --help show this help message and exit --version show the tool version -C , --chdir change directory to PATH before building --no-db disable use of a build database --db enable building against the database at PATH -f load the build task file at PATH --serial do not build in parallel --scheduler set scheduler algorithm -j,--jobs set how many concurrent jobs (lanes) to run -v, --verbose show verbose status information --trace trace build engine operation to PATH