After run mocp command to run moc player in a terminal emulator, I get this
error:

*** buffer overflow detected ***: terminated

I found a similar error in Arch bug history:

https://bugs.archlinux.org/task/74041


More info:

mocp -V


          This is : Music On Console
          Version : 2.6-alpha3
    Compiled with : ALSA JACK DEBUG Network streams resample
       Running on : Linux 5.16.15-1-default x86_64
           Author : Damian Pietras
         Homepage : http://moc.daper.net/
           E-Mail : mocmaint@daper.net
        Copyright : (C) 2003-2016 Damian Pietras and others
          License : GNU General Public License, version 2 or later


Log created with mocp:

Mar 28 18:55:17.560777: main.c:1182 main(): This is Music On Console (version
2.6-alpha3)
Mar 28 18:55:17.560853: main.c:1186 main(): Configured:
'--host=x86_64-suse-linux-gnu' '--build=x86_64-suse-linux-gnu'
'--program-prefix=' '--prefix=/usr' '--exec-prefix=/usr' '--bindir=/usr/bin'
'--sbindir=/usr/sbin' '--sysconfdir=/etc' '--datadir=/usr/share'
'--includedir=/usr/include' '--libdir=/usr/lib64' '--libexecdir=/usr/libexec'
'--localstatedir=/var' '--sharedstatedir=/var/lib' '--mandir=/usr/share/man'
'--infodir=/usr/share/info' '--disable-dependency-tracking' '--with-gnu-ld'
'--without-included-ltdl' '--without-sidplay2' '--without-oss'
'--without-sndio' '--without-aac' '--without-mp3' '--with-bdb-dir=/usr'
'--with-alsa' '--with-jack' '--with-magic' '--with-ncurses' '--with-ncursesw'
'--with-samplerate' '--with-ffmpeg' '--with-flac' '--with-modplug'
'--with-musepack' '--with-rcc' '--with-sndfile' '--with-speex'
'--with-timidity' '--with-vorbis' '--with-wavpack' '--with-curl'
'--disable-static' 'build_alias=x86_64-suse-linux-gnu'
'host_alias=x86_64-suse-linux-gnu' 'CFLAGS=-O2 -Wall -D_FORTIFY_SOURCE=2
-fstack-protector-strong -funwind-tables -fasynchronous-unwind-tables
-fstack-clash-protection -Werror=return-type -flto=auto -g'
'LDFLAGS=-flto=auto' 'CXXFLAGS=-O2 -Wall -D_FORTIFY_SOURCE=2
-fstack-protector-strong -funwind-tables -fasynchronous-unwind-tables
-fstack-clash-protection -Werror=return-type -flto=auto -g'
'PKG_CONFIG_PATH=:/usr/lib64/pkgconfig:/usr/share/pkgconfig'
Mar 28 18:55:17.560868: main.c:1196 main(): Running on: Linux 5.16.15-1-default
x86_64
mar 28 18:55:17.561416: main.c:1148 log_command_line(): mocp -D 
mar 28 18:55:17.561483: main.c:1162 log_popt_command_line(): mocp --debug 
mar 28 18:55:17.591749: decoder.c:700 load_plugins(): Loaded 9 decoders: ffmpeg
flac modplug musepack sndfile speex timidity vorbis wavpack
mar 28 18:55:17.591947: interface.c:3496 init_interface(): Starting MOC
Interface
mar 28 18:55:17.592047: log.c:233 log_init_stream(): Writing log to:
mocp_client_log
mar 28 18:55:17.592207: utf8.c:328 utf8_init(): Using UTF8 output