• using R version 3.6.0 beta (2019-04-15 r76395)
• using platform: x86_64-apple-darwin15.6.0 (64-bit)
• using session charset: UTF-8
• checking for file ‘Rdrools/DESCRIPTION’ ... OK
• checking extension type ... Package
• this is package ‘Rdrools’ version ‘1.1.1’
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• checking R files for non-ASCII characters ... OK
• checking R files for syntax errors ... OK
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    Running ‘testthat.R’ [2s/4s]
• checking for unstated dependencies in vignettes ... OK
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• checking running R code from vignettes ... NONE
• checking re-building of vignette outputs ... [24s/23s] WARNING
  Error(s) in re-building vignettes:
  --- re-building ‘Executing_Business_Rules_At_Scale_With_RDrools_using_Drools.Rmd’ using rmarkdown
  Warning in engine$weave(file, quiet = quiet, encoding = enc) :
    Pandoc (>= 1.12.3) and/or pandoc-citeproc not available. Falling back to R Markdown v1.
  Loading required package: rJava
  Loading required package: Rdroolsjars
  
  Attaching package: 'dplyr'
  
  The following objects are masked from 'package:stats':
  
      filter, lag
  
  The following objects are masked from 'package:base':
  
      intersect, setdiff, setequal, union
  
  
  Attaching package: 'purrr'
  
  The following object is masked from 'package:magrittr':
  
      set_names
  
  SLF4J: Failed to load class "org.slf4j.impl.StaticLoggerBinder".
  SLF4J: Defaulting to no-operation (NOP) logger implementation
  SLF4J: See http://www.slf4j.org/codes.html#StaticLoggerBinder for further details.
  WARNING: An illegal reflective access operation has occurred
  WARNING: Illegal reflective access by com.thoughtworks.xstream.core.util.Fields (file:/Volumes/SSD-Data/Builds/R-dev-web/QA/Simon/packages/el-capitan-x86_64/Rlib/3.6/Rdroolsjars/java/xstream-1.4.9.jar) to field java.util.TreeMap.comparator
  WARNING: Please consider reporting this to the maintainers of com.thoughtworks.xstream.core.util.Fields
  WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations
  WARNING: All illegal access operations will be denied in a future release
  Warning in if (class(intermediateOutput) == "list") { :
    the condition has length > 1 and only the first element will be used
  Warning: filter_() is deprecated.
  Please use filter() instead
  
  The 'programming' vignette or the tidyeval book can help you
  to program with filter() : https://tidyeval.tidyverse.org
  This warning is displayed once per session.
  Warning in if (class(intermediateOutput) == "list") { :
    the condition has length > 1 and only the first element will be used
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    path[1]="webshot42723cd7872a.png": No such file or directory
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    cannot open file 'webshot42723cd7872a.png': No such file or directory
  Quitting from lines 374-381 (Executing_Business_Rules_At_Scale_With_RDrools_using_Drools.Rmd)
  Error: processing vignette 'Executing_Business_Rules_At_Scale_With_RDrools_using_Drools.Rmd' failed with diagnostics:
  cannot open the connection
  --- failed re-building ‘Executing_Business_Rules_At_Scale_With_RDrools_using_Drools.Rmd’
  
  SUMMARY: processing the following file failed:
    ‘Executing_Business_Rules_At_Scale_With_RDrools_using_Drools.Rmd’
  
  Error: Vignette re-building failed.
  Execution halted
  
• checking PDF version of manual ... OK
• DONE
  Status: 1 WARNING