\starttext

\startluacode

    local report = logs.reporter("core")

    report("kpse used        : %i",status.kpse_used)
    report("shell escape     : %i",status.shell_escape)
    report("shell restricted : %i",status.shell_restricted)
    report("safer option     : %i",status.safer_option)

    if false then

        for l in io.open("luatex-core.lua"):lines() do
            print(l)
        end

        for l in io.lines("luatex-core.lua") do
            print(l)
        end

    end

\stopluacode

\startTEXpage[foregroundstyle=mono,offset=10pt]
    LUATEXCOREVERSION: \cldcontext{LUATEXCOREVERSION}
\stopTEXpage

\stoptext