Error(s) in re-building vignettes:
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--- re-building ‘intro.Rmd’ using rmarkdown
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.
git: 'credential---replace-all' is not a git command. See 'git --help'.Quitting from lines 79-84 (intro.Rmd) 
Error: processing vignette ‘intro.Rmd’ failed with diagnostics:
Program 'git' terminated (timeout reached: 10.00sec)
--- failed re-building ‘intro.Rmd’

SUMMARY: processing the following file failed:
  ‘intro.Rmd’

Error: Vignette re-building failed.
Execution halted