And also a question.  What is right syntax to make a use-modules call
using 'guile -e'?

$ guix environment --pure --ad-hoc guix guile -- guile --no-auto-compile -e "(use-modules (gnu services base))
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Backtrace:
           3 (apply-smob/1 #<catch-closure 12f75a0>)
In ice-9/boot-9.scm:
    713:2  2 (call-with-prompt _ _ #<procedure default-prompt-handle?>)
In ice-9/eval.scm:
    619:8  1 (_ #(#(#<directory (guile-user) 13b8140>)))
In unknown file:
           0 (_ ("guile"))

ERROR: ERROR: Wrong type to apply: #<unspecified>
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