There seems to be a configuration error in your /etc/environment file. You'll need to resolve this manually.
Setting up install-info (4.13a.dfsg.1-8ubuntu1) ...^M
/etc/environment: line 2: :/usr/cprojects: No such file or directory^M
dpkg: error processing install-info (--configure):^M
subprocess installed post-installation script returned error exit status 1^M
There seems to be a configuration error in your /etc/environment file. You'll need to resolve this manually.
Setting up install-info (4.13a. dfsg.1- 8ubuntu1) ...^M
/etc/environment: line 2: :/usr/cprojects: No such file or directory^M
dpkg: error processing install-info (--configure):^M
subprocess installed post-installation script returned error exit status 1^M