root:
             creates   file:./
             creates   file:plan.py
             creates   step:./plan.py

file:./
               state = STATIC
          created by   root:
            supplies   file:final.pdf
            supplies   file:glasses.png
            supplies   file:glasses.svg
            supplies   file:plan.py
            supplies   file:smile.svg
            supplies   step:./plan.py
            supplies   step:rr-convert-inkscape glasses.svg glasses.png
            supplies   step:rr-convert-inkscape smile.svg final.pdf

file:plan.py
               state = STATIC
          created by   root:
            consumes   file:./
            supplies   step:./plan.py

step:./plan.py
               state = SUCCEEDED
          created by   root:
            consumes   file:./
            consumes   file:plan.py
             creates   file:glasses.svg
             creates   file:smile.svg
             creates   step:rr-convert-inkscape glasses.svg glasses.png
             creates   step:rr-convert-inkscape smile.svg final.pdf

file:glasses.svg
               state = STATIC
          created by   step:./plan.py
            consumes   file:./
            supplies   step:rr-convert-inkscape glasses.svg glasses.png

file:smile.svg
               state = STATIC
          created by   step:./plan.py
            consumes   file:./
            supplies   step:rr-convert-inkscape smile.svg final.pdf

step:rr-convert-inkscape glasses.svg glasses.png
               state = SUCCEEDED
           mandatory = REQUIRED
             env_var = REPREP_INKSCAPE [amended]
                     = REPREP_INKSCAPE_PNG_ARGS [amended]
          created by   step:./plan.py
            consumes   file:./
            consumes   file:glasses.svg
             creates   file:glasses.png
            supplies   file:glasses.png

file:glasses.png
               state = BUILT
          created by   step:rr-convert-inkscape glasses.svg glasses.png
            consumes   file:./
            consumes   step:rr-convert-inkscape glasses.svg glasses.png
            supplies   step:rr-convert-inkscape smile.svg final.pdf

step:rr-convert-inkscape smile.svg final.pdf
               state = SUCCEEDED
             env_var = REPREP_INKSCAPE [amended]
                     = REPREP_INKSCAPE_PDF_ARGS [amended]
          created by   step:./plan.py
            consumes   file:./
            consumes   file:glasses.png [amended]
            consumes   file:smile.svg
             creates   file:final.pdf
            supplies   file:final.pdf

file:final.pdf
               state = BUILT
          created by   step:rr-convert-inkscape smile.svg final.pdf
            consumes   file:./
            consumes   step:rr-convert-inkscape smile.svg final.pdf
