Remove missing levels

3 jobs for master in 45 minutes and 3 seconds (queued for 1 second)
Status Name Job ID Coverage
  Build Dev
failed build_dev #112131


failed build_dev #112003


  Build Master
skipped build_master #112004
Name Stage Failure
build_dev Build Dev
** 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':
Execution halted
The command '/bin/sh -c R -e """install.packages('devtools', repos='');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