installer.Rout

R version 3.3.1 (2016-06-21) -- "Bug in Your Hair"
Copyright (C) 2016 The R Foundation for Statistical Computing
Platform: x86_64-apple-darwin13.4.0 (64-bit)

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> # Execute these lines to install the library
> install.packages("devtools", repos = 1:2)
Installing package into ‘/Users/ccrawford/Library/R/3.3/library’
(as ‘lib’ is unspecified)
Warning: unable to access index for repository 1/src/contrib:
  scheme not supported in URL '1/src/contrib/PACKAGES'
Warning: unable to access index for repository 2/src/contrib:
  scheme not supported in URL '2/src/contrib/PACKAGES'
Warning: unable to access index for repository 1/bin/macosx/mavericks/contrib/3.3:
  scheme not supported in URL '1/bin/macosx/mavericks/contrib/3.3/PACKAGES'
Warning: unable to access index for repository 2/bin/macosx/mavericks/contrib/3.3:
  scheme not supported in URL '2/bin/macosx/mavericks/contrib/3.3/PACKAGES'
Warning message:
package ‘devtools’ is not available (for R version 3.3.1) 
> library(devtools)
Error in library(devtools) : there is no package called ‘devtools’
Execution halted