Package: acheck Version: 0.5.2 $ acheck /dev/null Unescaped left brace in regex is deprecated, passed through in regex; marked by <-- HERE in m/\(\?{ <-- HERE / at /usr/share/perl5/ACheck/Parser.pm line 126. Unescaped left brace in regex is deprecated, passed through in regex; marked by <-- HERE in m/\(\?\?{ <-- HERE / at /usr/share/perl5/ACheck/Parser.pm line 127. ERROR Empty file
-- System Information: Debian Release: stretch/sid APT prefers unstable APT policy: (990, 'unstable'), (500, 'experimental') Architecture: i386 (x86_64) Foreign Architectures: amd64 Kernel: Linux 4.4.0-1-amd64 (SMP w/2 CPU cores) Locale: LANG=C, LC_CTYPE=pl_PL.UTF-8 (charmap=UTF-8) Shell: /bin/sh linked to /bin/dash Init: sysvinit (via /sbin/init) Versions of packages acheck depends on: ii acheck-rules 0.3.3 ii libconfig-general-perl 2.60-1 ii libterm-size-perl 0.207-1+b3 ii perl 5.22.1-9 Versions of packages acheck recommends: ii liblocale-gettext-perl 1.07-1+b1 ii libtext-aspell-perl 0.09-1.1+b1 -- Jakub Wilk