I would ultimately like to install lme4 for R-3.2.5 on a system with Scientific Linux 6.6. I’m on a shared system (I’m compiling R packages for a distributed computing problem), so I need to install all the packages to a non-standard location (/a/lot/of/subdirectories/R-3.2.5 instead of the usual /usr/local/). I’ve already encountered a lot of trouble installing the lme4 dependency, nloptr,