osh warning: PID 7651 stopped, but osh didn't start it
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      1 7
      1 917900
      1 Makefile
      1 Vagrantfile
      1 _bin
      1 _build
      1 _chroot
      1 _deps
      1 _devbuild
      1 _tmp
      1 asdl
      1 benchmarks
      1 bin
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pipe_status: [-1, -1, -1, 0]
.osh warning: PID 7655 stopped, but osh didn't start it
osh warning: PID 7656 stopped, but osh didn't start it
917900
INSTALL
LICENSE
Makefile
NOTES
Python-2
README
Rplots
TODO
Vagrantfile
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Vagrantfile
TODO.txt
Rplots.pdf
README.md
Python-2.7.13
NOTES.txt
Makefile
LICENSE.txt
INSTALL.txt
917900
.Sun Oct 14 12:04:09 PDT 2018
date returned 0
osh error: 'does-not-exist': No such file or directory
E.
======================================================================
ERROR: testProcess (__main__.ProcessTest)
----------------------------------------------------------------------
Traceback (most recent call last):
  File "core/process_test.py", line 81, in testProcess
    print(p.Run(_WAITER))
  File "/home/andy/git/oilshell/oil/core/process.py", line 550, in Run
    self.Start()
  File "/home/andy/git/oilshell/oil/core/process.py", line 522, in Start
    self.thunk.Run()
  File "/home/andy/git/oilshell/oil/core/process.py", line 398, in Run
    ExecExternalProgram(self.argv, self.environ)
  File "/home/andy/git/oilshell/oil/core/process.py", line 383, in ExecExternalProgram
    sys.exit(status)
SystemExit: 127

----------------------------------------------------------------------
Ran 4 tests in 0.009s

FAILED (errors=1)
('BEFORE', ['0', '1', '2', '3'])
('AFTER', ['0', '1', '2', '3', '7'])
------------------------------------------------------------
ls | cut -d . -f 1 | head
[-1, -1, 0]
[-1, -1, -1, 0]
('FDS BEFORE', ['0', '1', '2', '3', '5', '7', '9'])
------------------------------------------------------------
date
------------------------------------------------------------
does-not-exist
..
----------------------------------------------------------------------
Ran 4 tests in 0.015s

OK
('BEFORE', ['0', '1', '2', '3'])
('AFTER', ['0', '1', '2', '3', '7'])
------------------------------------------------------------
ls | cut -d . -f 1 | head
[-1, -1, 0]
[-1, -1, -1, 0]
('FDS BEFORE', ['0', '1', '2', '3', '5', '7', '9'])
------------------------------------------------------------
date
------------------------------------------------------------
does-not-exist
1
('FDS AFTER', ['0', '1', '2', '3', '5', '7', '9'])