src/qemu_edu/meta/eductl.cml

{
    program: {
        runner: 'elf',
        binary: 'bin/eductl',
        forward_stderr_to: "log",
        forward_stdout_to: "log",
        args: [
          'factorial',
          '12',
        ]
    },
    use: [
        {
            directory: "dev",
            rights: [ "rw*" ],
            path: "/dev",
        },
        { protocol: "fuchsia.logger.LogSink" },
    ],
}