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      more_env: []
      words: [
        {<cd>}
        {
          (DQ 
            (CommandSub
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              child: 
                (command.Simple
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                  more_env: []
                  words: [{<dirname>} {(DQ ($ Id.VSub_Number 0))}]
                  redirects: []
                  do_fork: T
                )
              right: <Id.Eof_RParen _>
            ) <'/..'>
          )
        }
      ]
      redirects: []
      do_fork: T
    )
    (command.Simple
      blame_tok: <echo>
      more_env: []
      words: [{<echo>} {(DQ <'Tests started at…'>)}]
      redirects: []
      do_fork: T
    )
    (command.Simple
      blame_tok: <date>
      more_env: []
      words: [{<date>} {(DQ <'+%H:%M:%S'>)}]
      redirects: []
      do_fork: T
    )
    (command.Simple
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      more_env: []
      words: [{<export>} {<Id.Lit_VarLike 'RUBY_GC_MALLOC_LIMIT='> <79000000>}]
      redirects: []
      do_fork: T
    )
    (command.Simple
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      more_env: []
      words: [{<export>} {<Id.Lit_VarLike 'RUBY_HEAP_MIN_SLOTS='> <800000>}]
      redirects: []
      do_fork: T
    )
    (command.Simple
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      more_env: []
      words: [{<export>} {<Id.Lit_VarLike 'RUBY_HEAP_FREE_MIN='> <100000>}]
      redirects: []
      do_fork: T
    )
    (command.Simple
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      more_env: []
      words: [{<export>} {<Id.Lit_VarLike 'RUBY_HEAP_SLOTS_INCREMENT='> <400000>}]
      redirects: []
      do_fork: T
    )
    (command.Simple
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      more_env: []
      words: [{<export>} {<Id.Lit_VarLike 'RUBY_HEAP_SLOTS_GROWTH_FACTOR='> <1>}]
      redirects: []
      do_fork: T
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      pairs: [
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                          more_env: []
                          words: [
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                              (DQ 
                                (CommandSub
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                                      more_env: []
                                      words: [{<dirname>} {(DQ ($ Id.VSub_Number 0))}]
                                      redirects: []
                                      do_fork: T
                                    )
                                  right: <Id.Eof_RParen _>
                                )
                              ) <'/..'>
                            }
                          ]
                          redirects: []
                          do_fork: T
                        )
                        (command.Simple
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                          more_env: []
                          words: [{<pwd>}]
                          redirects: []
                          do_fork: T
                        )
                      ]
                      ops: [<Id.Op_DAmp _>]
                    )
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                )
              )
            }
        )
      ]
      redirects: []
    )
    (command.Simple
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      more_env: []
      words: [{<export>} {<RAILS_ROOT>}]
      redirects: []
      do_fork: T
    )
    (command.Simple
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      more_env: []
      words: [{<export>} {<Id.Lit_VarLike 'RAILS_ENV='> (DQ <test>)}]
      redirects: []
      do_fork: T
    )
    (command.Simple
      blame_tok: <export>
      more_env: []
      words: [{<export>} {<Id.Lit_VarLike 'RACK_ROOT='> (DQ ($ Id.VSub_DollarName RAILS_ROOT))}]
      redirects: []
      do_fork: T
    )
    (command.Simple
      blame_tok: <export>
      more_env: []
      words: [{<export>} {<Id.Lit_VarLike 'RACK_ENV='> (DQ ($ Id.VSub_DollarName RAILS_ENV))}]
      redirects: []
      do_fork: T
    )
    (command.AndOr
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        (command.Simple
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          more_env: []
          words: [{<test>} {<-d>} {(DQ <'/usr/share/rbenv/shims'>)}]
          redirects: []
          do_fork: T
        )
        (BraceGroup
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          children: [
            (command.Simple
              blame_tok: <export>
              more_env: []
              words: [
                {<export>}
                {<Id.Lit_VarLike 'PATH='> <'/usr/share/rbenv/shims'> <Id.Lit_Colon ':'> 
                  ($ Id.VSub_DollarName PATH)
                }
              ]
              redirects: []
              do_fork: T
            )
          ]
          redirects: []
          right: <Id.Lit_RBrace '}'>
        )
      ]
      ops: [<Id.Op_DAmp _>]
    )
    (command.Simple
      blame_tok: <export>
      more_env: []
      words: [{<export>} {<Id.Lit_VarLike 'RBENV_VERSION='> (DQ <2.1.6>)}]
      redirects: []
      do_fork: T
    )
    (command.Simple
      blame_tok: <export>
      more_env: []
      words: [
        {<export>}
        {<Id.Lit_VarLike 'PATH='> 
          (DQ ($ Id.VSub_DollarName RACK_ROOT) <'/bin:'> ($ Id.VSub_DollarName PATH))
        }
      ]
      redirects: []
      do_fork: T
    )
    (command.Simple
      blame_tok: <echo>
      more_env: []
      words: [{<echo>} {(DQ <'Running tests …'>)}]
      redirects: []
      do_fork: T
    )
    (command.Simple
      blame_tok: <date>
      more_env: []
      words: [{<date>} {(DQ <'+%H:%M:%S'>)}]
      redirects: []
      do_fork: T
    )
    (command.Simple
      blame_tok: <'script/test'>
      more_env: []
      words: [{<'script/test'>}]
      redirects: []
      do_fork: T
    )
  ]
)