invalid byte sequence in UTF-8 Error installing homebrew -

invalid byte sequence in UTF-8 Error installing homebrew -

trying reinstall homebrew on yosemite , recieving next error - think it's paths, echo's this:

callams-mbp:library callam$ echo $path /opt/local/bin:/opt/local/sbin:vimcrypt~01!?΂t?-87Φo?vΕa???smf???f_??;?_b)z{ٖzq?#.??Ĕ? u????.?v:/opt/x11/bin:/usr/local/mysql/bin:/usr/bin:/bin

and error receive in console is:

remote: counting objects: 180057, done. remote: compressing objects: 100% (49730/49730), done. remote: total 180057 (delta 129161), reused 180057 (delta 129161) receiving objects: 100% (180057/180057), 35.93 mib | 766.00 kib/s, done. resolving deltas: 100% (129161/129161), done. https://github.com/homebrew/homebrew * [new branch] master -> origin/master head @ 3dcf8b5 subversion: update 1.8.9 bottle. -e:192:in `split': invalid byte sequence in utf-8 (argumenterror) -e:192:in `<main>'

any ideas?

homebrew