-# Failing for unknown reason
-# Hebrew
-export/export/latex/unicodesymbols/001-4-latin_cp1255_pdf2
-export/export/latex/unicodesymbols/001-4-latin_cp862_pdf2
-export/export/latex/unicodesymbols/008-greek-and-coptic-with-textalpha_cp862_pdf2
-export/export/latex/unicodesymbols/008-greek-and-coptic_cp862_pdf2
-export/export/latex/unicodesymbols/070-72-general-punctuation-sub-super-currency_cp1255_pdf2
-export/export/latex/unicodesymbols/070-72-general-punctuation-sub-super-currency_cp862_pdf2
-export/export/latex/unicodesymbols/070-72-general-punctuation-sub-super-currency_iso8859-8_pdf2
-export/export/latex/unicodesymbols/074-76-letterlike-numberforms-arrows_cp862_pdf2
-# Arabic:
-export/export/latex/unicodesymbols/001-4-latin_cp1256_pdf2
-export/export/latex/unicodesymbols/001-4-latin_iso8859-6_pdf2
-export/export/latex/unicodesymbols/005-7-ipa-modifiers-combining_cp1256_pdf2
-export/export/latex/unicodesymbols/008-greek-and-coptic-with-textalpha_cp1256_pdf2
-export/export/latex/unicodesymbols/008-greek-and-coptic_cp1256_pdf2
-export/export/latex/unicodesymbols/069-greek-extended-textalpha_cp1256_pdf2
-export/export/latex/unicodesymbols/069-greek-extended_cp1256_pdf2
-export/export/latex/unicodesymbols/070-72-general-punctuation-sub-super-currency_cp1256_pdf2
-export/export/latex/unicodesymbols/074-76-letterlike-numberforms-arrows_cp1256_pdf2
-
-# CJK:
-# Many unicode blocks work fine with utf8-cjk
-# Only a few are failing now (special documentclass required?):
-export/export/latex/unicodesymbols/(070|074).*_utf8-cjk_pdf2
-
-export/export/latex/unicodesymbols/.*_euc-cn_pdf2
-export/export/latex/unicodesymbols/.*_gbk_pdf2
-export/export/latex/unicodesymbols/.*_jis_pdf2
-export/export/latex/unicodesymbols/.*_euc-kr_pdf2
-export/export/latex/unicodesymbols/.*_euc-tw_pdf2
-export/export/latex/unicodesymbols/.*_euc-jp_pdf2
-# pLaTeX
-export/export/latex/unicodesymbols/.*_euc-jp-platex_pdf2
-export/export/latex/unicodesymbols/.*_jis-platex_pdf2
-export/export/latex/unicodesymbols/.*_shift-jis-platex_pdf2
-export/export/latex/unicodesymbols/.*_utf8-platex_pdf2
+# `acmart` document class:
+# (see also lyxbugs below and ignoredTests)
+# issues with listsof, reported to the maintainer
+# https://www.mail-archive.com/search?l=mid&q=of84gj%24l6b%241%40blaine.gmane.org
+# LyX gives the following terminal message:
+#
+# TextClass.cpp (1385): The layout does not provide a list command for
+# the float `sidebar'. LyX will not be able to produce a float list.
+#
+# which makes "check_load" and "lyx2lyx" fail (lyx2lyx for < 2.3 is ignored).
+check_load/templates/Articles/Association_for_Computing_Machinery_.*
+export/templates/Articles/Association_for_Computing_Machinery_.*_lyx23