$ ./coreutils
coreutils 0.0.30 (multi-call binary)

Usage: coreutils [function [arguments...]]
       coreutils --list

Options:
      --list    lists all defined functions, one per row

Currently defined functions:

    [, b2sum, b3sum, base32, base64, basename, basenc, cat, cksum, comm, cp, csplit, cut, date,
    dd, df, dir, dircolors, dirname, du, echo, env, expand, expr, factor, false, fmt, fold,
    hashsum, head, join, link, ln, ls, md5sum, mkdir, mktemp, more, mv, nl, numfmt, od, paste,
    pr, printenv, printf, ptx, pwd, readlink, realpath, rm, rmdir, seq, sha1sum, sha224sum,
    sha256sum, sha3-224sum, sha3-256sum, sha3-384sum, sha3-512sum, sha384sum, sha3sum,
    sha512sum, shake128sum, shake256sum, shred, shuf, sleep, sort, split, sum, tac, tail, tee,
    test, touch, tr, true, truncate, tsort, unexpand, uniq, unlink, vdir, wc, yes