root:
             version = v1
             creates   file:./
             creates   file:plan.py
             creates   step:./plan.py

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

file:./
                path = ./
               state = STATIC
          created by   root:
            supplies   file:example.pdf
            supplies   file:example.png
            supplies   file:plan.py
            supplies   step:./plan.py
            supplies   step:mutool draw -q -o example.png -r 100 example.pdf

step:./plan.py
             workdir = ./
             command = ./plan.py
               state = SUCCEEDED
   env_var (amended) = REPREP_MUTOOL
          created by   root:
            consumes   file:./
            consumes   file:plan.py
             creates   file:example.pdf
             creates   step:mutool draw -q -o example.png -r 100 example.pdf

file:example.pdf
                path = example.pdf
               state = STATIC
          created by   step:./plan.py
            consumes   file:./
            supplies   step:mutool draw -q -o example.png -r 100 example.pdf

step:mutool draw -q -o example.png -r 100 example.pdf
             workdir = ./
             command = mutool draw -q -o example.png -r 100 example.pdf
               state = SUCCEEDED
          created by   step:./plan.py
            consumes   file:./
            consumes   file:example.pdf
             creates   file:example.png
            supplies   file:example.png

file:example.png
                path = example.png
               state = BUILT
          created by   step:mutool draw -q -o example.png -r 100 example.pdf
            consumes   file:./
            consumes   step:mutool draw -q -o example.png -r 100 example.pdf
