Try to fix test on Allegro #173

Job	Run time
ci-config	1s
report-warnings [lisp=abcl]	5m 11s
tests [lisp=abcl]	5m 6s
report-warnings [lisp=allegro]	3m 15s
tests [lisp=allegro]	2m 59s
report-warnings [lisp=ccl]	2m 30s
tests [lisp=ccl]	5m 5s
report-warnings [lisp=cmucl]	2m 31s
tests [lisp=cmucl]	2m 13s
report-warnings [lisp=ecl]	4m 55s
tests [lisp=ecl]	4m 55s
report-warnings [lisp=sbcl-bin]	1m 55s
tests [lisp=abcl]	5m 6s
tests [lisp=sbcl-bin]	5m 6s
	50m 48s

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