old_contents: from dmoj.executors.base_executor import CompiledExecutor
  from dmoj.executors.mixins import ScriptDirectoryMixin
  
  
  class Executor(ScriptDirectoryMixin, CompiledExecutor):
      ext = '.rkt'
      name = 'RKT'
      fs = ['/etc/nsswitch.conf$', '/etc/passwd$']
  
      command = 'racket'
  
      syscalls = ['epoll_create', 'epoll_wait', 'poll', 'select']
      address_grace = 131072
  
      test_program = '''\
  #lang racket
  (displayln (read-line))
  '''
  
      def get_compile_args(self):
          return [self.runtime_dict['raco'], 'make', self._code]
  
      def get_cmdline(self):
          return [self.get_command(), self._code]
  
      def get_executable(self):
          return self.get_command()
  
      @classmethod
      def initialize(cls, sandbox=True):
          if 'raco' not in cls.runtime_dict:
              return False
          return super(Executor, cls).initialize(sandbox)
  
      @classmethod
      def get_versionable_commands(cls):
          return {'racket': cls.get_command()}
  
      @classmethod
      def get_find_first_mapping(cls):
          return {
              'racket': ['racket'],
              'raco': ['raco']
          }
  
new_contents: from dmoj.executors.base_executor import CompiledExecutor
  from dmoj.executors.mixins import ScriptDirectoryMixin
  
  
  class Executor(ScriptDirectoryMixin, CompiledExecutor):
      ext = '.rkt'
      name = 'RKT'
      fs = ['/etc/nsswitch.conf$', '/etc/passwd$']
  
      command = 'racket'
  
      syscalls = ['epoll_create', 'epoll_wait', 'poll', 'select']
      address_grace = 131072
  
      test_program = '''\
  #lang racket
  (displayln (read-line))
  '''
  
      def get_compile_args(self):
          return [self.runtime_dict['raco'], 'make', self._code]
  
      def get_cmdline(self):
          return [self.get_command(), self._code]
  
      def get_executable(self):
          return self.get_command()
  
      @classmethod
      def initialize(cls, sandbox=True):
          if 'raco' not in cls.runtime_dict:
              return False
          return super(Executor, cls).initialize(sandbox)
  
      @classmethod
      def get_versionable_commands(cls):
          return [('racket', cls.get_command())]
  
      @classmethod
      def get_find_first_mapping(cls):
          return {
              'racket': ['racket'],
              'raco': ['raco']
          }
  
subject: Fix Racket after the last commit; #197