docker build -t opensips-docker ./ throwing error

[manish-space]

ERROR: failed to solve: process "/bin/sh -c apt-key adv --keyserver keyserver.ubuntu.com --recv-keys 049AD65B \t&& echo "deb http://apt.opensips.org trusty $VERSION-releases" >>/etc/apt/sources.list \t&& apt update; apt upgrade -y \t&& apt install -y opensips \t&& touch /var/log/opensips.log" did not complete successfully: exit code: 100