Carp::croak('open3: close(main::STDIN) failed: Bad file number') called at .../IPC/Open3.pm line 119
  IPC::Open3::xclose('main::STDIN') called at .../IPC/Open3.pm line 238
  IPC::Open3::_open3('open3', 'main', '<&STDIN', 'GLOB(0xa8c04)', 'GLOB(0xa8c88)', 'pmem 2914') called at .../IPC/Open3.pm line 249
  IPC::Open3::open3('<&STDIN', 'GLOB(0xa8c04)', 'GLOB(0xa8c88)', 'pmem 2914') called at ...