lisp.lsp: +1 test pass: simple evaluation of "(car '(1 2 3))"
lisp.lsp: +2 failing tests: simple evaluation of "(car '(x x x))"
lisp.lsp: +2 test pass: simple evaluation of "(car '(x x x))"
lisp.lsp: +1 failing test: (cdr '(1 2 3))
lisp.lsp: +1 test pass: (cdr '(1 2 3))