Running examples in ‘urltools-Ex.R’ failed
The error most likely occurred in:

> base::assign(".ptime", proc.time(), pos = "CheckExEnv")
> ### Name: suffix_extract
> ### Title: extract the suffix from domain names
> ### Aliases: suffix_extract
> 
> ### ** Examples
> 
> 
> # Using url_parse
> domain_name <- url_parse("http://en.wikipedia.org")$domain
> suffix_extract(domain_name)
              host subdomain    domain suffix
1 en.wikipedia.org        en wikipedia    org
> 
> # Using domain()
> domain_name <- domain("http://en.wikipedia.org")
> suffix_extract(domain_name)
              host subdomain    domain suffix
1 en.wikipedia.org        en wikipedia    org
> 
> #Relying on a fresh version of the suffix dataset
> suffix_extract(domain("http://en.wikipedia.org"), suffix_refresh())
Warning in readLines(connection) :
  line 3248 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5562 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5563 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5564 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5565 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5566 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5567 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5568 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5569 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5570 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5571 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5572 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5573 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5574 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5575 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5576 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5577 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5578 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5579 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5580 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5581 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5582 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5583 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5584 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5585 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5586 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5587 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5588 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5589 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5590 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5591 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5592 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5593 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5594 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5595 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5596 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5597 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5598 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5599 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5600 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5601 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5602 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5603 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5604 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5605 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5606 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5607 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5608 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5609 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5610 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5611 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5612 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5613 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5614 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5615 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5616 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5617 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5618 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5619 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5620 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5621 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5622 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5623 appears to contain an embedded nul
Warning in readLines(connection) :
  line 5624 appears to contain an embedded nul
Warning in readLines(connection) :
  line 6511 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7435 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9868 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9869 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9870 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9871 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9872 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9873 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9874 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9875 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9876 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9877 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9878 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9879 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9880 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9881 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9882 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9883 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9884 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9885 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9886 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9887 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9888 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9889 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9890 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9891 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9892 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9893 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9894 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9895 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9896 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9897 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9898 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9899 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9900 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9901 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9902 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9903 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9904 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9905 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9906 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9907 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9908 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9909 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9910 appears to contain an embedded nul
Warning in readLines(connection) :
  line 9911 appears to contain an embedded nul
Warning in grep(pattern = "^//", x = results) :
  input string 3248 is invalid in this locale
Warning in grep(pattern = "^//", x = results) :
  input string 5609 is invalid in this locale
Warning in grep(pattern = "^//", x = results) :
  input string 5615 is invalid in this locale
Warning in grep(pattern = "^//", x = results) :
  input string 5616 is invalid in this locale
Warning in grep(pattern = "^//", x = results) :
  input string 5617 is invalid in this locale
Error in gsub(x = suffixes, pattern = "*.", replacement = "", fixed = TRUE) : 
  input string 2901 is invalid in this locale
Calls: suffix_extract -> suffix_load -> gsub
Execution halted