** help *** installing help indices ** building package indices ** testing if installed package can be loaded from temporary location Error: package or namespace load failed for 'pkgload': .o Execution halted The command '/bin/sh -c R -e """install.packages('devtools', repos='http://cran.univ-paris1.fr/');devtools::install_github('rstudio/packrat');packrat::unbundle('/opt/shaman_package_${SOURCE_VERSION}.tar.gz', '/opt/packman')"""' returned a non-zero code: 1 ERROR: Job failed: command terminated with exit code 1