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 5557 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7728 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7729 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7730 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7731 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7732 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7733 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7734 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7735 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7736 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7737 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7738 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7739 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7740 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7741 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7742 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7743 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7744 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7745 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7746 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7747 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7748 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7749 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7750 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7751 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7752 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7753 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7754 appears to contain an embedded nul
Warning in readLines(connection) :
  line 7760 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11149 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11150 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11151 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11152 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11153 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11154 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11155 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11156 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11157 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11158 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11159 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11160 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11161 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11162 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11163 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11164 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11165 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11166 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11167 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11168 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11170 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11171 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11172 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11173 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11174 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11175 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11176 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11177 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11178 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11179 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11180 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11181 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11182 appears to contain an embedded nul
Warning in readLines(connection) :
  line 11183 appears to contain an embedded nul
Warning in readLines(connection) :
  incomplete final line found on 'https://www.publicsuffix.org/list/effective_tld_names.dat'
Warning in grep(pattern = "^//", x = results) :
  input string 5557 is invalid in this locale
Warning in grep(pattern = "^//", x = results) :
  input string 11164 is invalid in this locale
Warning in grep(pattern = "^//", x = results) :
  input string 11165 is invalid in this locale
Warning in grep(pattern = "^//", x = results) :
  input string 11169 is invalid in this locale
Warning in grep(pattern = "^//", x = results) :
  input string 11170 is invalid in this locale
Error in gsub(x = suffixes, pattern = "*.", replacement = "", fixed = TRUE) : 
  input string 5022 is invalid in this locale
Calls: suffix_extract -> suffix_load -> gsub
Execution halted