. uniq -c ^~~~ process_test.py:1: 'uniq' not found pipe_status: [-1, -1, -1, 127] . head ^~~~ process_test.py:1: 'head' not found ls ^~ process_test.py:1: 'ls' not found cat ^~~ head ^process_test.py:1: 'cat' not found ~~~ sort --reverse ^process_test.py:1: 'head' not found ~~~ process_test.py:1: 'sort' not found EEEdate returned 0 date returned 0 date returned 0 uniq -c ^~~~ process_test.py:1: Can't execute 'does-not-exist': No such file or directory E uniq -c ^~~~ process_test.py:1: Can't execute 'does-not-exist': No such file or directory uniq -c ^~~~ process_test.py:1: Can't execute 'does-not-exist': No such file or directory E. ====================================================================== ERROR: testPipeline2 (__main__.ProcessTest) ---------------------------------------------------------------------- Traceback (most recent call last): File "core/process_test.py", line 150, in testPipeline2 print(p.Run(_WAITER, _FD_STATE)) File "/home/andy/git/oilshell/oil/core/process.py", line 906, in Run self.Start(waiter) File "/home/andy/git/oilshell/oil/core/process.py", line 861, in Start pid = proc.Start() File "/home/andy/git/oilshell/oil/core/process.py", line 741, in Start self.thunk.Run() File "/home/andy/git/oilshell/oil/core/process.py", line 596, in Run sys.exit(status) SystemExit: 127 ====================================================================== ERROR: testProcess (__main__.ProcessTest) ---------------------------------------------------------------------- Traceback (most recent call last): File "core/process_test.py", line 101, in testProcess print(p.Run(_WAITER)) File "/home/andy/git/oilshell/oil/core/process.py", line 780, in Run self.Start() File "/home/andy/git/oilshell/oil/core/process.py", line 741, in Start self.thunk.Run() File "/home/andy/git/oilshell/oil/core/process.py", line 556, in Run self.ext_prog.Exec(self.argv0_path, self.arg_vec, self.environ) File "/home/andy/git/oilshell/oil/core/process.py", line 454, in Exec self._Exec(argv0_path, arg_vec.strs, arg_vec.spids[0], environ, True) File "/home/andy/git/oilshell/oil/core/process.py", line 514, in _Exec sys.exit(status) # raises SystemExit SystemExit: 127 ---------------------------------------------------------------------- Ran 5 tests in 0.009s FAILED (errors=2) E. ====================================================================== ERROR: testPipeline2 (__main__.ProcessTest) ---------------------------------------------------------------------- Traceback (most recent call last): File "core/process_test.py", line 150, in testPipeline2 print(p.Run(_WAITER, _FD_STATE)) File "/home/andy/git/oilshell/oil/core/process.py", line 906, in Run self.Start(waiter) File "/home/andy/git/oilshell/oil/core/process.py", line 861, in Start pid = proc.Start() File "/home/andy/git/oilshell/oil/core/process.py", line 741, in Start self.thunk.Run() File "/home/andy/git/oilshell/oil/core/process.py", line 596, in Run sys.exit(status) SystemExit: 127 ====================================================================== ERROR: testProcess (__main__.ProcessTest) ---------------------------------------------------------------------- Traceback (most recent call last): File "core/process_test.py", line 101, in testProcess print(p.Run(_WAITER)) File "/home/andy/git/oilshell/oil/core/process.py", line 780, in Run self.Start() File "/home/andy/git/oilshell/oil/core/process.py", line 741, in Start self.thunk.Run() File "/home/andy/git/oilshell/oil/core/process.py", line 556, in Run self.ext_prog.Exec(self.argv0_path, self.arg_vec, self.environ) File "/home/andy/git/oilshell/oil/core/process.py", line 454, in Exec self._Exec(argv0_path, arg_vec.strs, arg_vec.spids[0], environ, True) File "/home/andy/git/oilshell/oil/core/process.py", line 514, in _Exec sys.exit(status) # raises SystemExit SystemExit: 127 ---------------------------------------------------------------------- Ran 5 tests in 0.010s FAILED (errors=2) . ====================================================================== ERROR: testPipeline2 (__main__.ProcessTest) ---------------------------------------------------------------------- Traceback (most recent call last): File "core/process_test.py", line 150, in testPipeline2 print(p.Run(_WAITER, _FD_STATE)) File "/home/andy/git/oilshell/oil/core/process.py", line 906, in Run self.Start(waiter) File "/home/andy/git/oilshell/oil/core/process.py", line 861, in Start pid = proc.Start() File "/home/andy/git/oilshell/oil/core/process.py", line 741, in Start self.thunk.Run() File "/home/andy/git/oilshell/oil/core/process.py", line 596, in Run sys.exit(status) SystemExit: 127 ====================================================================== ERROR: testProcess (__main__.ProcessTest) ---------------------------------------------------------------------- Traceback (most recent call last): File "core/process_test.py", line 101, in testProcess print(p.Run(_WAITER)) File "/home/andy/git/oilshell/oil/core/process.py", line 780, in Run self.Start() File "/home/andy/git/oilshell/oil/core/process.py", line 741, in Start self.thunk.Run() File "/home/andy/git/oilshell/oil/core/process.py", line 556, in Run self.ext_prog.Exec(self.argv0_path, self.arg_vec, self.environ) File "/home/andy/git/oilshell/oil/core/process.py", line 454, in Exec self._Exec(argv0_path, arg_vec.strs, arg_vec.spids[0], environ, True) File "/home/andy/git/oilshell/oil/core/process.py", line 514, in _Exec sys.exit(status) # raises SystemExit SystemExit: 127 ---------------------------------------------------------------------- Ran 5 tests in 0.010s FAILED (errors=2) .... ====================================================================== ERROR: testPipeline2 (__main__.ProcessTest) ---------------------------------------------------------------------- Traceback (most recent call last): File "core/process_test.py", line 150, in testPipeline2 print(p.Run(_WAITER, _FD_STATE)) File "/home/andy/git/oilshell/oil/core/process.py", line 906, in Run self.Start(waiter) File "/home/andy/git/oilshell/oil/core/process.py", line 861, in Start pid = proc.Start() File "/home/andy/git/oilshell/oil/core/process.py", line 741, in Start self.thunk.Run() File "/home/andy/git/oilshell/oil/core/process.py", line 596, in Run sys.exit(status) SystemExit: 127 ---------------------------------------------------------------------- Ran 5 tests in 0.019s FAILED====================================================================== (errors=1) ERROR: testPipeline2 (__main__.ProcessTest) ---------------------------------------------------------------------- Traceback (most recent call last): File "core/process_test.py", line 150, in testPipeline2 print(p.Run(_WAITER, _FD_STATE)) File "/home/andy/git/oilshell/oil/core/process.py", line 906, in Run self.Start(waiter) File "/home/andy/git/oilshell/oil/core/process.py", line 861, in Start pid = proc.Start() File "/home/andy/git/oilshell/oil/core/process.py", line 741, in Start self.thunk.Run() File "/home/andy/git/oilshell/oil/core/process.py", line 596, in Run sys.exit(status) SystemExit: 127 ---------------------------------------------------------------------- Ran 5 tests in 0.019s FAILED (errors=1) .. ====================================================================== ERROR: testPipeline2 (__main__.ProcessTest) ---------------------------------------------------------------------- Traceback (most recent call last): File "core/process_test.py", line 150, in testPipeline2 print(p.Run(_WAITER, _FD_STATE)) File "/home/andy/git/oilshell/oil/core/process.py", line 906, in Run self.Start(waiter) File "/home/andy/git/oilshell/oil/core/process.py", line 861, in Start pid = proc.Start() File "/home/andy/git/oilshell/oil/core/process.py", line 741, in Start self.thunk.Run() File "/home/andy/git/oilshell/oil/core/process.py", line 596, in Run sys.exit(status) SystemExit: 127 ---------------------------------------------------------------------- Ran 5 tests in 0.021s FAILED (errors=1) .Wed Dec 18 21:30:17 PST 2019 date returned 0 uniq -c ^~~~ process_test.py:1: Can't execute 'does-not-exist': No such file or directory E. ====================================================================== ERROR: testProcess (__main__.ProcessTest) ---------------------------------------------------------------------- Traceback (most recent call last): File "core/process_test.py", line 101, in testProcess print(p.Run(_WAITER)) File "/home/andy/git/oilshell/oil/core/process.py", line 780, in Run self.Start() File "/home/andy/git/oilshell/oil/core/process.py", line 741, in Start self.thunk.Run() File "/home/andy/git/oilshell/oil/core/process.py", line 556, in Run self.ext_prog.Exec(self.argv0_path, self.arg_vec, self.environ) File "/home/andy/git/oilshell/oil/core/process.py", line 454, in Exec self._Exec(argv0_path, arg_vec.strs, arg_vec.spids[0], environ, True) File "/home/andy/git/oilshell/oil/core/process.py", line 514, in _Exec sys.exit(status) # raises SystemExit SystemExit: 127 ---------------------------------------------------------------------- Ran 5 tests in 0.033s FAILED (errors=1) ('BEFORE', ['0', '1', '2', '3', '10']) ('AFTER', ['0', '1', '2', '3', '10']) ------------------------------------------------------------ ls | cut -d . -f 1 | head [-1, -1, 127] [-1, -1, -1, 127] ('FDS BEFORE', ['0', '1', '2', '3', '10']) ------------------------------------------------------------ date ------------------------------------------------------------ does-not-exist .. ---------------------------------------------------------------------- Ran 5 tests in 0.043s OK ('BEFORE', ['0', '1', '2', '3', '10']) ('AFTER', ['0', '1', '2', '3', '10']) ------------------------------------------------------------ ls | cut -d . -f 1 | head [-1, -1, 127] [-1, -1, -1, 127] ('FDS BEFORE', ['0', '1', '2', '3', '10']) ------------------------------------------------------------ date ------------------------------------------------------------ does-not-exist 1 ('FDS AFTER', ['0', '1', '2', '3', '10'])