(command.CommandList
  children: [
    (C {<set>} {<-e>})
    (command.ShAssignment
      pairs: [
        (assign_pair
          lhs: (sh_lhs_expr.Name name:buildDir)
          op: assign_op.Equal
          rhs: {<'../build'>}
          spids: [45]
        )
      ]
    )
    (command.If
      arms: [
        (if_arm
          cond: 
            (condition.Shell
              commands: [
                (command.Sentence
                  child: 
                    (C {<Id.Lit_LBracket '['>} {($ Id.VSub_Pound '$#')} {<-gt>} {<0>} 
                      {<Id.Lit_RBracket ']'>}
                    )
                  terminator: <Id.Op_Semi _>
                )
              ]
            )
          action: [
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:buildDir)
                  op: assign_op.Equal
                  rhs: {($ Id.VSub_Number '$1')}
                  spids: [64]
                )
              ]
            )
          ]
          spids: [48 61]
        )
      ]
    )
    (command.ForEach
      iter_name: testSource
      iter_words: [
        {
          (command_sub
            left_token: <Id.Left_DollarParen '$('>
            child: (C {<ls>} {<-1>} {<Id.Lit_Star '*'> <.cc>})
          )
        }
      ]
      do_arg_iter: F
      body: 
        (command.DoGroup
          children: [
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:test)
                  op: assign_op.Equal
                  rhs: 
                    {
                      (command_sub
                        left_token: <Id.Left_DollarParen '$('>
                        child: 
                          (command.Pipeline
                            children: [
                              (C {<echo>} {($ Id.VSub_DollarName '$testSource')})
                              (C {<sed>} {<-e>} {(SQ <'s/\\.cc$//'>)})
                            ]
                            negated: F
                          )
                      )
                    }
                  spids: [89]
                )
              ]
            )
            (command.If
              arms: [
                (if_arm
                  cond: 
                    (condition.Shell
                      commands: [
                        (command.Sentence
                          child: 
                            (C {<Id.Lit_LBracket '['>} {<Id.KW_Bang '!'>} {<-x>} 
                              {($ Id.VSub_DollarName '$buildDir') <'/fuzz/'> 
                                ($ Id.VSub_DollarName '$test')
                              } {<Id.Lit_RBracket ']'>}
                            )
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  action: [
                    (C {<echo>} {(DQ <'Failed to find binary for '> ($ Id.VSub_DollarName '$test'))})
                    (command.ControlFlow
                      token: <Id.ControlFlow_Exit exit>
                      arg_word: {<1>}
                    )
                  ]
                  spids: [107 123]
                )
              ]
            )
            (command.If
              arms: [
                (if_arm
                  cond: 
                    (condition.Shell
                      commands: [
                        (command.Sentence
                          child: 
                            (C {<Id.Lit_LBracket '['>} {<Id.KW_Bang '!'>} {<-d>} 
                              {(${ Id.VSub_Name test) <_corpus>} {<Id.Lit_RBracket ']'>}
                            )
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  action: [
                    (C {<echo>} 
                      {(DQ <'Failed to find corpus directory for '> ($ Id.VSub_DollarName '$test'))}
                    )
                    (command.ControlFlow
                      token: <Id.ControlFlow_Exit exit>
                      arg_word: {<1>}
                    )
                  ]
                  spids: [142 158]
                )
              ]
            )
            (command.If
              arms: [
                (if_arm
                  cond: 
                    (condition.Shell
                      commands: [
                        (command.Sentence
                          child: 
                            (C {<Id.Lit_LBracket '['>} {<-d>} {(${ Id.VSub_Name test) <_corpus_old>} 
                              {<Id.Lit_RBracket ']'>}
                            )
                          terminator: <Id.Op_Semi _>
                        )
                      ]
                    )
                  action: [
                    (C {<echo>} 
                      {
                        (DQ <'Old corpus directory for '> ($ Id.VSub_DollarName '$test') 
                          <' already exists'>
                        )
                      }
                    )
                    (command.ControlFlow
                      token: <Id.ControlFlow_Exit exit>
                      arg_word: {<1>}
                    )
                  ]
                  spids: [177 191]
                )
              ]
            )
          ]
        )
    )
    (command.ForEach
      iter_name: testSource
      iter_words: [
        {
          (command_sub
            left_token: <Id.Left_DollarParen '$('>
            child: (C {<ls>} {<-1>} {<Id.Lit_Star '*'> <.cc>})
          )
        }
      ]
      do_arg_iter: F
      body: 
        (command.DoGroup
          children: [
            (command.ShAssignment
              pairs: [
                (assign_pair
                  lhs: (sh_lhs_expr.Name name:test)
                  op: assign_op.Equal
                  rhs: 
                    {
                      (command_sub
                        left_token: <Id.Left_DollarParen '$('>
                        child: 
                          (command.Pipeline
                            children: [
                              (C {<echo>} {($ Id.VSub_DollarName '$testSource')})
                              (C {<sed>} {<-e>} {(SQ <'s/\\.cc$//'>)})
                            ]
                            negated: F
                          )
                      )
                    }
                  spids: [232]
                )
              ]
            )
            (C {<mv>} {(${ Id.VSub_Name test) <_corpus>} {(${ Id.VSub_Name test) <_corpus_old>})
            (C {<mkdir>} {(${ Id.VSub_Name test) <_corpus>})
            (C {($ Id.VSub_DollarName '$buildDir') <'/fuzz/'> ($ Id.VSub_DollarName '$test')} 
              {<-max_len> <Id.Lit_Equals '='> <50000>} {<-merge> <Id.Lit_Equals '='> <1>} {(${ Id.VSub_Name test) <_corpus>} 
              {(${ Id.VSub_Name test) <_corpus_old>}
            )
            (C {<rm>} {<-Rf>} {(${ Id.VSub_Name test) <_corpus_old>})
          ]
        )
    )
  ]
)