'_tmp/cat2' -> '/bin/cat' [1/65] make-pystub _bin/shwrap/optview_gen core/optview_gen.py frontend/option_def.py [2/65] build-stamp-cpp _build/git-commit.txt _gen/cpp/build_stamp.h _gen/cpp/build_stamp.cc [3/65] make-pystub _bin/shwrap/asdl_main asdl/asdl_main.py asdl/ast.py asdl/front_end.py asdl/gen_cpp.py asdl/gen_python.py asdl/util.py asdl/visitor.py [4/65] make-pystub _bin/shwrap/embedded_file_gen cpp/embedded_file_gen.py mycpp/mylib.py pylib/collections_.py [5/65] make-pystub _bin/shwrap/consts_gen frontend/consts_gen.py _devbuild/gen/hnode_asdl.py _devbuild/gen/types_asdl.py asdl/ast.py asdl/gen_cpp.py asdl/pybase.py asdl/runtime.py asdl/util.py asdl/visitor.py frontend/builtin_def.py frontend/id_kind_def.py frontend/option_def.py mycpp/mops.py mycpp/mylib.py pylib/collections_.py [6/65] make-pystub _bin/shwrap/flag_gen frontend/flag_gen.py _devbuild/gen/hnode_asdl.py _devbuild/gen/id_kind_asdl.py _devbuild/gen/runtime_asdl.py _devbuild/gen/syntax_asdl.py _devbuild/gen/value_asdl.py asdl/pybase.py asdl/runtime.py core/error.py core/num.py frontend/args.py frontend/flag_def.py frontend/flag_spec.py frontend/option_def.py mycpp/mops.py mycpp/mylib.py pylib/collections_.py [7/65] make-pystub _bin/shwrap/option_gen frontend/option_gen.py asdl/ast.py frontend/builtin_def.py frontend/option_def.py [8/65] optview_gen > _gen/core/optview.h [9/65] asdl_main cpp --no-pretty-print-methods asdl/hnode.asdl _gen/asdl/hnode.asdl _gen/asdl/hnode.asdl_debug.py [10/65] embedded_file_gen _devbuild/help/data-errors _devbuild/help/data-front-end _devbuild/help/data-j8-notation _devbuild/help/help _devbuild/help/oils-usage _devbuild/help/osh-builtin-cmd _devbuild/help/osh-chapters _devbuild/help/osh-cmd-lang _devbuild/help/osh-front-end _devbuild/help/osh-mini-lang _devbuild/help/osh-option _devbuild/help/osh-osh-assign _devbuild/help/osh-plugin _devbuild/help/osh-special-var _devbuild/help/osh-type-method _devbuild/help/osh-usage _devbuild/help/osh-word-lang _devbuild/help/ysh-builtin-cmd _devbuild/help/ysh-builtin-func _devbuild/help/ysh-chapters _devbuild/help/ysh-cmd-lang _devbuild/help/ysh-expr-lang _devbuild/help/ysh-front-end _devbuild/help/ysh-mini-lang _devbuild/help/ysh-option _devbuild/help/ysh-plugin _devbuild/help/ysh-special-var _devbuild/help/ysh-type-method _devbuild/help/ysh-usage _devbuild/help/ysh-word-lang _devbuild/help/ysh-ysh-cmd stdlib/args.ysh stdlib/draft-synch.ysh stdlib/funcs.ysh stdlib/list.ysh stdlib/math.ysh stdlib/methods.ysh stdlib/prelude.ysh stdlib/testing.ysh _gen/bin/text_files.cc [11/65] asdl_main cpp core/runtime.asdl _gen/core/runtime.asdl _gen/core/runtime.asdl_debug.py [12/65] asdl_main cpp data_lang/nil8.asdl _gen/data_lang/nil8.asdl _gen/data_lang/nil8.asdl_debug.py [13/65] make-pystub _bin/shwrap/signal_gen frontend/signal_gen.py frontend/signal_def.py [14/65] consts_gen cpp _gen/frontend/option.asdl [15/65] asdl_main cpp data_lang/pretty.asdl _gen/data_lang/pretty.asdl _gen/data_lang/pretty.asdl_debug.py [16/65] consts_gen cpp-consts _gen/frontend/consts [17/65] asdl_main cpp core/value.asdl _gen/core/value.asdl _gen/core/value.asdl_debug.py [18/65] asdl_main cpp --no-pretty-print-methods frontend/types.asdl _gen/frontend/types.asdl _gen/frontend/types.asdl_debug.py [19/65] consts_gen cpp _gen/frontend/id_kind.asdl [20/65] signal_gen cpp _gen/frontend/signal [21/65] flag_gen cpp _gen/frontend/arg_types [22/65] make-pystub _bin/shwrap/mycpp_main mycpp/mycpp_main.py mycpp/const_pass.py mycpp/cppgen_pass.py mycpp/crash.py mycpp/debug_pass.py mycpp/control_flow_pass.py mycpp/format_strings.py mycpp/pass_state.py mycpp/util.py [23/65] asdl_main cpp frontend/syntax.asdl _gen/frontend/syntax.asdl _gen/frontend/syntax.asdl_debug.py [24/65] cxx dbg '' mycpp/hash.cc _build/obj/cxx-dbg/mycpp/hash.o [25/65] cxx dbg '' mycpp/gc_mops.cc _build/obj/cxx-dbg/mycpp/gc_mops.o [26/65] cxx dbg '' mycpp/gc_mylib.cc _build/obj/cxx-dbg/mycpp/gc_mylib.o [27/65] cxx dbg '' mycpp/gc_builtins.cc _build/obj/cxx-dbg/mycpp/gc_builtins.o [28/65] cxx dbg '' cpp/fanos_shared.c _build/obj/cxx-dbg/cpp/fanos_shared.o [29/65] make-pystub _bin/shwrap/grammar_gen ysh/grammar_gen.py _devbuild/gen/hnode_asdl.py _devbuild/gen/id_kind_asdl.py _devbuild/gen/runtime_asdl.py _devbuild/gen/syntax_asdl.py _devbuild/gen/types_asdl.py _devbuild/gen/value_asdl.py asdl/pybase.py asdl/runtime.py core/alloc.py core/error.py core/num.py core/optview.py frontend/builtin_def.py frontend/consts.py frontend/id_kind_def.py frontend/lexer.py frontend/lexer_def.py frontend/match.py frontend/option_def.py frontend/reader.py mycpp/mops.py mycpp/mylib.py pgen2/grammar.py pgen2/parse.py pgen2/pgen.py pgen2/pnode.py pgen2/token.py pgen2/tokenize.py pylib/collections_.py [30/65] make-pystub _bin/shwrap/arith_parse_gen osh/arith_parse_gen.py _devbuild/gen/hnode_asdl.py _devbuild/gen/id_kind_asdl.py _devbuild/gen/nil8_asdl.py _devbuild/gen/pretty_asdl.py _devbuild/gen/runtime_asdl.py _devbuild/gen/syntax_asdl.py _devbuild/gen/types_asdl.py _devbuild/gen/value_asdl.py asdl/format.py asdl/pybase.py asdl/runtime.py core/ansi.py core/error.py core/num.py core/ui.py data_lang/j8.py data_lang/j8_lite.py data_lang/pretty.py data_lang/pyj8.py frontend/builtin_def.py frontend/consts.py frontend/id_kind_def.py frontend/lexer.py frontend/lexer_def.py frontend/location.py frontend/match.py frontend/option_def.py mycpp/mops.py mycpp/mylib.py osh/arith_parse.py osh/tdop.py osh/word_.py pylib/cgi.py pylib/collections_.py [31/65] grammar_gen cpp ysh/grammar.pgen2 _gen/ysh [32/65] arith-parse-gen > _gen/osh/arith_parse.cc [33/65] cxx dbg '' mycpp/mark_sweep_heap.cc _build/obj/cxx-dbg/mycpp/mark_sweep_heap.o [34/65] cxx dbg '' cpp/frontend_flag_spec.cc _build/obj/cxx-dbg/cpp/frontend_flag_spec.o [35/65] cxx dbg '' _gen/frontend/id_kind.asdl.cc _build/obj/cxx-dbg/_gen/frontend/id_kind.asdl.o [36/65] cxx dbg '' _gen/core/runtime.asdl.cc _build/obj/cxx-dbg/_gen/core/runtime.asdl.o [37/65] cxx dbg '' cpp/data_lang.cc _build/obj/cxx-dbg/cpp/data_lang.o [38/65] cxx dbg '' mycpp/bump_leak_heap.cc _build/obj/cxx-dbg/mycpp/bump_leak_heap.o [39/65] cxx dbg '' _gen/core/value.asdl.cc _build/obj/cxx-dbg/_gen/core/value.asdl.o [40/65] cxx dbg '' _gen/cpp/build_stamp.cc _build/obj/cxx-dbg/_gen/cpp/build_stamp.o [41/65] cxx dbg '' _gen/bin/text_files.cc _build/obj/cxx-dbg/_gen/bin/text_files.o [42/65] cxx dbg '' cpp/fanos.cc _build/obj/cxx-dbg/cpp/fanos.o [43/65] cxx dbg '' cpp/core.cc _build/obj/cxx-dbg/cpp/core.o [44/65] cxx dbg '' cpp/frontend_pyreadline.cc _build/obj/cxx-dbg/cpp/frontend_pyreadline.o [45/65] cxx dbg '' cpp/frontend_match.cc _build/obj/cxx-dbg/cpp/frontend_match.o [46/65] cxx dbg '' mycpp/gc_str.cc _build/obj/cxx-dbg/mycpp/gc_str.o [47/65] cxx dbg '' cpp/libc.cc _build/obj/cxx-dbg/cpp/libc.o [48/65] cxx dbg '' _gen/frontend/syntax.asdl.cc _build/obj/cxx-dbg/_gen/frontend/syntax.asdl.o [49/65] cxx dbg '' cpp/pylib.cc _build/obj/cxx-dbg/cpp/pylib.o [50/65] cxx dbg '' cpp/osh.cc _build/obj/cxx-dbg/cpp/osh.o [51/65] cxx dbg '' cpp/pgen2.cc _build/obj/cxx-dbg/cpp/pgen2.o [52/65] cxx dbg '' cpp/osh_tdop.cc _build/obj/cxx-dbg/cpp/osh_tdop.o [53/65] cxx dbg '' cpp/stdlib.cc _build/obj/cxx-dbg/cpp/stdlib.o [54/65] cxx dbg '' _gen/data_lang/nil8.asdl.cc _build/obj/cxx-dbg/_gen/data_lang/nil8.asdl.o [55/65] cxx dbg '' _gen/data_lang/pretty.asdl.cc _build/obj/cxx-dbg/_gen/data_lang/pretty.asdl.o [56/65] cxx dbg '' _gen/frontend/signal.cc _build/obj/cxx-dbg/_gen/frontend/signal.o [57/65] cxx dbg '' _gen/frontend/arg_types.cc _build/obj/cxx-dbg/_gen/frontend/arg_types.o [58/65] cxx dbg '' _gen/frontend/consts.cc _build/obj/cxx-dbg/_gen/frontend/consts.o [59/65] cxx dbg '' _gen/frontend/help_meta.cc _build/obj/cxx-dbg/_gen/frontend/help_meta.o [60/65] cxx dbg '' _gen/osh/arith_parse.cc _build/obj/cxx-dbg/_gen/osh/arith_parse.o [61/65] cxx dbg '' _gen/ysh/grammar_tables.cc _build/obj/cxx-dbg/_gen/ysh/grammar_tables.o [62/65] gen-oils-for-unix oils_for_unix _gen/bin/oils_for_unix.mycpp cpp/preamble.h asdl/format.py asdl/runtime.py bin/oils_for_unix.py builtin/assign_osh.py builtin/bracket_osh.py builtin/completion_osh.py builtin/completion_ysh.py builtin/dirs_osh.py builtin/error_ysh.py builtin/func_eggex.py builtin/func_hay.py builtin/func_misc.py builtin/hay_ysh.py builtin/io_osh.py builtin/io_ysh.py builtin/json_ysh.py builtin/meta_osh.py builtin/method_dict.py builtin/method_io.py builtin/method_list.py builtin/method_other.py builtin/method_str.py builtin/misc_osh.py builtin/module_ysh.py builtin/printf_osh.py builtin/process_osh.py builtin/pure_osh.py builtin/pure_ysh.py builtin/read_osh.py builtin/readline_osh.py builtin/trap_osh.py core/alloc.py core/ansi.py core/comp_ui.py core/completion.py core/dev.py core/error.py core/executor.py core/main_loop.py core/num.py core/process.py core/shell.py core/state.py core/ui.py core/util.py core/vm.py data_lang/j8.py data_lang/j8_lite.py data_lang/pretty.py frontend/args.py frontend/flag_util.py frontend/lexer.py frontend/location.py frontend/parse_lib.py frontend/reader.py frontend/typed_args.py osh/arith_parse.py osh/bool_parse.py osh/braces.py osh/cmd_eval.py osh/cmd_parse.py osh/glob_.py osh/history.py osh/prompt.py osh/sh_expr_eval.py osh/split.py osh/string_ops.py osh/tdop.py osh/word_.py osh/word_compile.py osh/word_eval.py osh/word_parse.py pgen2/parse.py pylib/cgi.py pylib/os_path.py tools/fmt.py tools/ysh_ify.py ysh/expr_eval.py ysh/expr_parse.py ysh/expr_to_ast.py ysh/func_proc.py ysh/regex_translate.py ysh/val_ops.py mycpp: LOADING asdl/format.py asdl/runtime.py bin/oils_for_unix.py builtin/assign_osh.py builtin/bracket_osh.py builtin/completion_osh.py builtin/completion_ysh.py builtin/dirs_osh.py builtin/error_ysh.py builtin/func_eggex.py builtin/func_hay.py builtin/func_misc.py builtin/hay_ysh.py builtin/io_osh.py builtin/io_ysh.py builtin/json_ysh.py builtin/meta_osh.py builtin/method_dict.py builtin/method_io.py builtin/method_list.py builtin/method_other.py builtin/method_str.py builtin/misc_osh.py builtin/module_ysh.py builtin/printf_osh.py builtin/process_osh.py builtin/pure_osh.py builtin/pure_ysh.py builtin/read_osh.py builtin/readline_osh.py builtin/trap_osh.py core/alloc.py core/ansi.py core/comp_ui.py core/completion.py core/dev.py core/error.py core/executor.py core/main_loop.py core/num.py core/process.py core/shell.py core/state.py core/ui.py core/util.py core/vm.py data_lang/j8.py data_lang/j8_lite.py data_lang/pretty.py frontend/args.py frontend/flag_util.py frontend/lexer.py frontend/location.py frontend/parse_lib.py frontend/reader.py frontend/typed_args.py osh/arith_parse.py osh/bool_parse.py osh/braces.py osh/cmd_eval.py osh/cmd_parse.py osh/glob_.py osh/history.py osh/prompt.py osh/sh_expr_eval.py osh/split.py osh/string_ops.py osh/tdop.py osh/word_.py osh/word_compile.py osh/word_eval.py osh/word_parse.py pgen2/parse.py pylib/cgi.py pylib/os_path.py tools/fmt.py tools/ysh_ify.py ysh/expr_eval.py ysh/expr_parse.py ysh/expr_to_ast.py ysh/func_proc.py ysh/regex_translate.py ysh/val_ops.py mycpp pass: CONST mycpp pass: FORWARD DECL mycpp pass: PROTOTYPES mycpp pass: CONTROL FLOW mycpp pass: IMPL WARNING: builtin.assign_osh._PrintVariables() has 28 stack roots. Consider refactoring this function. WARNING: builtin.io_ysh.Pp.Run() has 22 stack roots. Consider refactoring this function. WARNING: builtin.method_str.Replace.Call() has 26 stack roots. Consider refactoring this function. WARNING: builtin.printf_osh.Printf._Format() has 22 stack roots. Consider refactoring this function. WARNING: builtin.printf_osh.Printf.Run() has 17 stack roots. Consider refactoring this function. WARNING: core.completion.RootCompleter.Matches() has 31 stack roots. Consider refactoring this function. WARNING: osh.cmd_parse.CommandParser._MaybeExpandAliases() has 17 stack roots. Consider refactoring this function. WARNING: osh.history.Evaluator.Eval() has 19 stack roots. Consider refactoring this function. WARNING: tools.ysh_ify.YshPrinter.DoCommand() has 18 stack roots. Consider refactoring this function. WARNING: ysh.expr_eval.ExprEvaluator._EvalExpr() has 18 stack roots. Consider refactoring this function. WARNING: ysh.expr_parse._PushYshTokens() has 27 stack roots. Consider refactoring this function. WARNING: ysh.expr_to_ast.Transformer.Expr() has 18 stack roots. Consider refactoring this function. WARNING: builtin.completion_osh.SpecBuilder.Build() has 18 stack roots. Consider refactoring this function. WARNING: core.shell.Main() has 109 stack roots. Consider refactoring this function. [63/65] cxx dbg '' _gen/bin/oils_for_unix.mycpp.cc _build/obj/cxx-dbg/_gen/bin/oils_for_unix.mycpp.o [64/65] LINK cxx dbg '' _bin/cxx-dbg/oils-for-unix _build/obj/cxx-dbg/_gen/bin/oils_for_unix.mycpp.o _build/obj/cxx-dbg/_gen/bin/text_files.o _build/obj/cxx-dbg/_gen/core/runtime.asdl.o _build/obj/cxx-dbg/_gen/core/value.asdl.o _build/obj/cxx-dbg/_gen/cpp/build_stamp.o _build/obj/cxx-dbg/cpp/core.o _build/obj/cxx-dbg/cpp/data_lang.o _build/obj/cxx-dbg/cpp/fanos.o _build/obj/cxx-dbg/cpp/fanos_shared.o _build/obj/cxx-dbg/cpp/frontend_flag_spec.o _build/obj/cxx-dbg/cpp/frontend_match.o _build/obj/cxx-dbg/cpp/frontend_pyreadline.o _build/obj/cxx-dbg/cpp/libc.o _build/obj/cxx-dbg/cpp/osh.o _build/obj/cxx-dbg/cpp/osh_tdop.o _build/obj/cxx-dbg/cpp/pgen2.o _build/obj/cxx-dbg/cpp/pylib.o _build/obj/cxx-dbg/cpp/stdlib.o _build/obj/cxx-dbg/_gen/data_lang/nil8.asdl.o _build/obj/cxx-dbg/_gen/data_lang/pretty.asdl.o _build/obj/cxx-dbg/_gen/frontend/arg_types.o _build/obj/cxx-dbg/_gen/frontend/consts.o _build/obj/cxx-dbg/_gen/frontend/help_meta.o _build/obj/cxx-dbg/_gen/frontend/id_kind.asdl.o _build/obj/cxx-dbg/_gen/frontend/signal.o _build/obj/cxx-dbg/_gen/frontend/syntax.asdl.o _build/obj/cxx-dbg/mycpp/bump_leak_heap.o _build/obj/cxx-dbg/mycpp/gc_builtins.o _build/obj/cxx-dbg/mycpp/gc_mops.o _build/obj/cxx-dbg/mycpp/gc_mylib.o _build/obj/cxx-dbg/mycpp/gc_str.o _build/obj/cxx-dbg/mycpp/hash.o _build/obj/cxx-dbg/mycpp/mark_sweep_heap.o _build/obj/cxx-dbg/_gen/osh/arith_parse.o _build/obj/cxx-dbg/_gen/ysh/grammar_tables.o [65/65] SYMLINK _bin/cxx-dbg oils-for-unix osh 'osh' -> 'oils-for-unix' run_snippet bash fgproc - [foreground process] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 1751 1750 1 1 1 python2 1752 1751 1 1 1 time-helper 1753 1752 1 1 1 bash 1754 1753 1 1 1 bash 1755 1754 1 1 1 ps run_snippet bash fgproc yes [foreground process] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1762 sh 7 1 1 1 1762 bash 20 7 1 1 1762 bash 1284 20 1 1 1762 python2 1285 1284 1 1 1762 time-helper 1286 1285 1 1 1762 bash 1750 1286 1 1 1762 bash 1758 1750 1 1 1762 python2 1759 1758 1 1 1762 time-helper 1760 1759 1 1 1762 bash 1761 1760 1761 1 1762 bash 1762 1761 1762 1 1762 ps run_snippet bash bgproc - [background process] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 1765 1750 1 1 1 python2 1766 1765 1 1 1 time-helper 1767 1766 1 1 1 bash 1768 1767 1 1 1 bash 1769 1768 1 1 1 ps run_snippet bash bgproc yes [1] 1776 [1]+ Done ps -o $PS_COLS [background process] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1775 sh 7 1 1 1 1775 bash 20 7 1 1 1775 bash 1284 20 1 1 1775 python2 1285 1284 1 1 1775 time-helper 1286 1285 1 1 1775 bash 1750 1286 1 1 1775 bash 1772 1750 1 1 1775 python2 1773 1772 1 1 1775 time-helper 1774 1773 1 1 1775 bash 1775 1774 1775 1 1775 bash 1776 1775 1776 1 1775 ps run_snippet bash fgpipe - [foreground pipeline, last is external] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 1779 1750 1 1 1 python2 1780 1779 1 1 1 time-helper 1781 1780 1 1 1 bash 1782 1781 1 1 1 bash 1783 1782 1 1 1 ps 1784 1782 1 1 1 cat 1785 1782 1 1 1 cat2 run_snippet bash fgpipe yes [foreground pipeline, last is external] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1792 sh 7 1 1 1 1792 bash 20 7 1 1 1792 bash 1284 20 1 1 1792 python2 1285 1284 1 1 1792 time-helper 1286 1285 1 1 1792 bash 1750 1286 1 1 1792 bash 1788 1750 1 1 1792 python2 1789 1788 1 1 1792 time-helper 1790 1789 1 1 1792 bash 1791 1790 1791 1 1792 bash 1792 1791 1792 1 1792 ps 1793 1791 1792 1 1792 cat 1794 1791 1792 1 1792 cat2 run_snippet bash fgpipe-lastpipe - [foreground pipeline, last is builtin] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 1797 1750 1 1 1 python2 1798 1797 1 1 1 time-helper 1799 1798 1 1 1 bash 1800 1799 1 1 1 bash 1801 1800 1 1 1 ps 1802 1800 1 1 1 cat2 1803 1800 1 1 1 bash run_snippet bash fgpipe-lastpipe yes [foreground pipeline, last is builtin] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1810 sh 7 1 1 1 1810 bash 20 7 1 1 1810 bash 1284 20 1 1 1810 python2 1285 1284 1 1 1810 time-helper 1286 1285 1 1 1810 bash 1750 1286 1 1 1810 bash 1806 1750 1 1 1810 python2 1807 1806 1 1 1810 time-helper 1808 1807 1 1 1810 bash 1809 1808 1809 1 1810 bash 1810 1809 1810 1 1810 ps 1811 1809 1810 1 1810 cat2 1812 1809 1810 1 1810 bash run_snippet bash bgpipe - [background pipeline] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 1815 1750 1 1 1 python2 1816 1815 1 1 1 time-helper 1817 1816 1 1 1 bash 1818 1817 1 1 1 bash 1819 1818 1 1 1 ps 1820 1818 1 1 1 cat 1821 1818 1 1 1 cat2 run_snippet bash bgpipe yes [1] 1830 [1]+ Done ps -o $PS_COLS | cat | _tmp/cat2 [background pipeline] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1827 sh 7 1 1 1 1827 bash 20 7 1 1 1827 bash 1284 20 1 1 1827 python2 1285 1284 1 1 1827 time-helper 1286 1285 1 1 1827 bash 1750 1286 1 1 1827 bash 1824 1750 1 1 1827 python2 1825 1824 1 1 1827 time-helper 1826 1825 1 1 1827 bash 1827 1826 1827 1 1827 bash 1828 1827 1828 1 1827 ps 1829 1827 1828 1 1827 cat 1830 1827 1828 1 1827 cat2 run_snippet bash bgpipe-lastpipe - [background pipeline, last is builtin] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 1833 1750 1 1 1 python2 1834 1833 1 1 1 time-helper 1835 1834 1 1 1 bash 1836 1835 1 1 1 bash 1837 1836 1 1 1 ps 1838 1836 1 1 1 cat2 1839 1836 1 1 1 bash run_snippet bash bgpipe-lastpipe yes [1] 1848 [1]+ Done ps -o $PS_COLS | _tmp/cat2 | while read -r line; do echo "$line"; done [background pipeline, last is builtin] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1845 sh 7 1 1 1 1845 bash 20 7 1 1 1845 bash 1284 20 1 1 1845 python2 1285 1284 1 1 1845 time-helper 1286 1285 1 1 1845 bash 1750 1286 1 1 1845 bash 1842 1750 1 1 1845 python2 1843 1842 1 1 1845 time-helper 1844 1843 1 1 1845 bash 1845 1844 1845 1 1845 bash 1846 1845 1846 1 1845 ps 1847 1845 1846 1 1845 cat2 1848 1845 1846 1 1845 bash run_snippet bash subshell - [subshell] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 1851 1750 1 1 1 python2 1852 1851 1 1 1 time-helper 1853 1852 1 1 1 bash 1854 1853 1 1 1 bash 1855 1854 1 1 1 bash 1856 1855 1 1 1 ps ALIVE run_snippet bash subshell yes [subshell] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1863 sh 7 1 1 1 1863 bash 20 7 1 1 1863 bash 1284 20 1 1 1863 python2 1285 1284 1 1 1863 time-helper 1286 1285 1 1 1863 bash 1750 1286 1 1 1863 bash 1859 1750 1 1 1863 python2 1860 1859 1 1 1863 time-helper 1861 1860 1 1 1863 bash 1862 1861 1862 1 1863 bash 1863 1862 1863 1 1863 bash 1864 1863 1863 1 1863 ps ALIVE run_snippet bash csub - [command sub] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 1867 1750 1 1 1 python2 1868 1867 1 1 1 time-helper 1869 1868 1 1 1 bash 1870 1869 1 1 1 bash 1871 1870 1 1 1 ps run_snippet bash csub yes [command sub] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1877 sh 7 1 1 1 1877 bash 20 7 1 1 1877 bash 1284 20 1 1 1877 python2 1285 1284 1 1 1877 time-helper 1286 1285 1 1 1877 bash 1750 1286 1 1 1877 bash 1874 1750 1 1 1877 python2 1875 1874 1 1 1877 time-helper 1876 1875 1 1 1877 bash 1877 1876 1877 1 1877 bash 1878 1877 1877 1 1877 ps run_snippet bash psub - [process sub] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 1881 1750 1 1 1 python2 1882 1881 1 1 1 time-helper 1883 1882 1 1 1 bash 1884 1883 1 1 1 bash 1885 1884 1 1 1 bash 1886 1884 1 1 1 cat 1887 1885 1 1 1 ps run_snippet bash psub yes [process sub] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1895 sh 7 1 1 1 1895 bash 20 7 1 1 1895 bash 1284 20 1 1 1895 python2 1285 1284 1 1 1895 time-helper 1286 1285 1 1 1895 bash 1750 1286 1 1 1895 bash 1890 1750 1 1 1895 python2 1891 1890 1 1 1895 time-helper 1892 1891 1 1 1895 bash 1893 1892 1893 1 1895 bash 1894 1893 1893 1 1895 bash 1895 1893 1895 1 1895 cat 1896 1894 1893 1 1895 ps run_snippet dash fgproc - [foreground process] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 1899 1750 1 1 1 python2 1900 1899 1 1 1 time-helper 1901 1900 1 1 1 bash 1902 1901 1 1 1 dash 1903 1902 1 1 1 ps run_snippet dash fgproc yes [foreground process] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1910 sh 7 1 1 1 1910 bash 20 7 1 1 1910 bash 1284 20 1 1 1910 python2 1285 1284 1 1 1910 time-helper 1286 1285 1 1 1910 bash 1750 1286 1 1 1910 bash 1906 1750 1 1 1910 python2 1907 1906 1 1 1910 time-helper 1908 1907 1 1 1910 bash 1909 1908 1909 1 1910 dash 1910 1909 1910 1 1910 ps run_snippet dash bgproc - [background process] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 1913 1750 1 1 1 python2 1914 1913 1 1 1 time-helper 1915 1914 1 1 1 bash 1916 1915 1 1 1 dash 1917 1916 1 1 1 ps run_snippet dash bgproc yes [background process] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1923 sh 7 1 1 1 1923 bash 20 7 1 1 1923 bash 1284 20 1 1 1923 python2 1285 1284 1 1 1923 time-helper 1286 1285 1 1 1923 bash 1750 1286 1 1 1923 bash 1920 1750 1 1 1923 python2 1921 1920 1 1 1923 time-helper 1922 1921 1 1 1923 bash 1923 1922 1923 1 1923 dash 1924 1923 1924 1 1923 ps run_snippet dash fgpipe - [foreground pipeline, last is external] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 1927 1750 1 1 1 python2 1928 1927 1 1 1 time-helper 1929 1928 1 1 1 bash 1930 1929 1 1 1 dash 1931 1930 1 1 1 ps 1932 1930 1 1 1 cat 1933 1930 1 1 1 cat2 run_snippet dash fgpipe yes [foreground pipeline, last is external] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1940 sh 7 1 1 1 1940 bash 20 7 1 1 1940 bash 1284 20 1 1 1940 python2 1285 1284 1 1 1940 time-helper 1286 1285 1 1 1940 bash 1750 1286 1 1 1940 bash 1936 1750 1 1 1940 python2 1937 1936 1 1 1940 time-helper 1938 1937 1 1 1940 bash 1939 1938 1939 1 1940 dash 1940 1939 1940 1 1940 ps 1941 1939 1940 1 1940 cat 1942 1939 1940 1 1940 cat2 run_snippet dash fgpipe-lastpipe - [foreground pipeline, last is builtin] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 1945 1750 1 1 1 python2 1946 1945 1 1 1 time-helper 1947 1946 1 1 1 bash 1948 1947 1 1 1 dash 1949 1948 1 1 1 ps 1950 1948 1 1 1 cat2 1951 1948 1 1 1 dash run_snippet dash fgpipe-lastpipe yes [foreground pipeline, last is builtin] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1958 sh 7 1 1 1 1958 bash 20 7 1 1 1958 bash 1284 20 1 1 1958 python2 1285 1284 1 1 1958 time-helper 1286 1285 1 1 1958 bash 1750 1286 1 1 1958 bash 1954 1750 1 1 1958 python2 1955 1954 1 1 1958 time-helper 1956 1955 1 1 1958 bash 1957 1956 1957 1 1958 dash 1958 1957 1958 1 1958 ps 1959 1957 1958 1 1958 cat2 1960 1957 1958 1 1958 dash run_snippet dash bgpipe - [background pipeline] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 1963 1750 1 1 1 python2 1964 1963 1 1 1 time-helper 1965 1964 1 1 1 bash 1966 1965 1 1 1 dash 1967 1966 1 1 1 ps 1968 1966 1 1 1 cat 1969 1966 1 1 1 cat2 run_snippet dash bgpipe yes [background pipeline] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1975 sh 7 1 1 1 1975 bash 20 7 1 1 1975 bash 1284 20 1 1 1975 python2 1285 1284 1 1 1975 time-helper 1286 1285 1 1 1975 bash 1750 1286 1 1 1975 bash 1972 1750 1 1 1975 python2 1973 1972 1 1 1975 time-helper 1974 1973 1 1 1975 bash 1975 1974 1975 1 1975 dash 1976 1975 1976 1 1975 ps 1977 1975 1976 1 1975 cat 1978 1975 1976 1 1975 cat2 run_snippet dash bgpipe-lastpipe - [background pipeline, last is builtin] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 1981 1750 1 1 1 python2 1982 1981 1 1 1 time-helper 1983 1982 1 1 1 bash 1984 1983 1 1 1 dash 1985 1984 1 1 1 ps 1986 1984 1 1 1 cat2 1987 1984 1 1 1 dash run_snippet dash bgpipe-lastpipe yes [background pipeline, last is builtin] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1993 sh 7 1 1 1 1993 bash 20 7 1 1 1993 bash 1284 20 1 1 1993 python2 1285 1284 1 1 1993 time-helper 1286 1285 1 1 1993 bash 1750 1286 1 1 1993 bash 1990 1750 1 1 1993 python2 1991 1990 1 1 1993 time-helper 1992 1991 1 1 1993 bash 1993 1992 1993 1 1993 dash 1994 1993 1994 1 1993 ps 1995 1993 1994 1 1993 cat2 1996 1993 1994 1 1993 dash run_snippet dash subshell - [subshell] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 1999 1750 1 1 1 python2 2000 1999 1 1 1 time-helper 2001 2000 1 1 1 bash 2002 2001 1 1 1 dash 2003 2002 1 1 1 dash 2004 2003 1 1 1 ps ALIVE run_snippet dash subshell yes [subshell] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2011 sh 7 1 1 1 2011 bash 20 7 1 1 2011 bash 1284 20 1 1 2011 python2 1285 1284 1 1 2011 time-helper 1286 1285 1 1 2011 bash 1750 1286 1 1 2011 bash 2007 1750 1 1 2011 python2 2008 2007 1 1 2011 time-helper 2009 2008 1 1 2011 bash 2010 2009 2010 1 2011 dash 2011 2010 2011 1 2011 dash 2012 2011 2011 1 2011 ps ALIVE run_snippet dash csub - [command sub] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2015 1750 1 1 1 python2 2016 2015 1 1 1 time-helper 2017 2016 1 1 1 bash 2018 2017 1 1 1 dash 2019 2018 1 1 1 ps run_snippet dash csub yes [command sub] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2025 sh 7 1 1 1 2025 bash 20 7 1 1 2025 bash 1284 20 1 1 2025 python2 1285 1284 1 1 2025 time-helper 1286 1285 1 1 2025 bash 1750 1286 1 1 2025 bash 2022 1750 1 1 2025 python2 2023 2022 1 1 2025 time-helper 2024 2023 1 1 2025 bash 2025 2024 2025 1 2025 dash 2026 2025 2025 1 2025 ps run_snippet dash psub - malformed ps output run_snippet dash psub yes malformed ps output run_snippet mksh fgproc - [foreground process] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2041 1750 1 1 1 python2 2042 2041 1 1 1 time-helper 2043 2042 1 1 1 bash 2044 2043 1 1 1 mksh 2045 2044 1 1 1 ps run_snippet mksh fgproc yes [foreground process] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2052 sh 7 1 1 1 2052 bash 20 7 1 1 2052 bash 1284 20 1 1 2052 python2 1285 1284 1 1 2052 time-helper 1286 1285 1 1 2052 bash 1750 1286 1 1 2052 bash 2048 1750 1 1 2052 python2 2049 2048 1 1 2052 time-helper 2050 2049 1 1 2052 bash 2051 2050 2051 1 2052 mksh 2052 2051 2052 1 2052 ps run_snippet mksh bgproc - [background process] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2055 1750 1 1 1 python2 2056 2055 1 1 1 time-helper 2057 2056 1 1 1 bash 2058 2057 1 1 1 mksh 2059 2058 1 1 1 ps run_snippet mksh bgproc yes [1] 2066 [1] + Done \ps -o $PS_COLS [background process] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2065 sh 7 1 1 1 2065 bash 20 7 1 1 2065 bash 1284 20 1 1 2065 python2 1285 1284 1 1 2065 time-helper 1286 1285 1 1 2065 bash 1750 1286 1 1 2065 bash 2062 1750 1 1 2065 python2 2063 2062 1 1 2065 time-helper 2064 2063 1 1 2065 bash 2065 2064 2065 1 2065 mksh 2066 2065 2066 1 2065 ps run_snippet mksh fgpipe - [foreground pipeline, last is external] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2069 1750 1 1 1 python2 2070 2069 1 1 1 time-helper 2071 2070 1 1 1 bash 2072 2071 1 1 1 mksh 2073 2072 1 1 1 ps 2074 2072 1 1 1 mksh 2075 2072 1 1 1 cat2 run_snippet mksh fgpipe yes [foreground pipeline, last is external] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2082 sh 7 1 1 1 2082 bash 20 7 1 1 2082 bash 1284 20 1 1 2082 python2 1285 1284 1 1 2082 time-helper 1286 1285 1 1 2082 bash 1750 1286 1 1 2082 bash 2078 1750 1 1 2082 python2 2079 2078 1 1 2082 time-helper 2080 2079 1 1 2082 bash 2081 2080 2081 1 2082 mksh 2082 2081 2082 1 2082 ps 2083 2081 2082 1 2082 mksh 2084 2081 2082 1 2082 cat2 run_snippet mksh fgpipe-lastpipe - [foreground pipeline, last is builtin] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2087 1750 1 1 1 python2 2088 2087 1 1 1 time-helper 2089 2088 1 1 1 bash 2090 2089 1 1 1 mksh 2091 2090 1 1 1 ps 2092 2090 1 1 1 cat2 2093 2090 1 1 1 mksh run_snippet mksh fgpipe-lastpipe yes [foreground pipeline, last is builtin] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2100 sh 7 1 1 1 2100 bash 20 7 1 1 2100 bash 1284 20 1 1 2100 python2 1285 1284 1 1 2100 time-helper 1286 1285 1 1 2100 bash 1750 1286 1 1 2100 bash 2096 1750 1 1 2100 python2 2097 2096 1 1 2100 time-helper 2098 2097 1 1 2100 bash 2099 2098 2099 1 2100 mksh 2100 2099 2100 1 2100 ps 2101 2099 2100 1 2100 cat2 2102 2099 2100 1 2100 mksh run_snippet mksh bgpipe - [background pipeline] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2105 1750 1 1 1 python2 2106 2105 1 1 1 time-helper 2107 2106 1 1 1 bash 2108 2107 1 1 1 mksh 2109 2108 1 1 1 ps 2110 2108 1 1 1 mksh 2111 2108 1 1 1 cat2 run_snippet mksh bgpipe yes [1] 2118 2119 2120 [1] + Done \ps -o $PS_COLS | \cat | _tmp/cat2 [background pipeline] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2117 sh 7 1 1 1 2117 bash 20 7 1 1 2117 bash 1284 20 1 1 2117 python2 1285 1284 1 1 2117 time-helper 1286 1285 1 1 2117 bash 1750 1286 1 1 2117 bash 2114 1750 1 1 2117 python2 2115 2114 1 1 2117 time-helper 2116 2115 1 1 2117 bash 2117 2116 2117 1 2117 mksh 2118 2117 2118 1 2117 ps 2119 2117 2118 1 2117 mksh 2120 2117 2118 1 2117 cat2 run_snippet mksh bgpipe-lastpipe - [background pipeline, last is builtin] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2123 1750 1 1 1 python2 2124 2123 1 1 1 time-helper 2125 2124 1 1 1 bash 2126 2125 1 1 1 mksh 2127 2126 1 1 1 ps 2128 2126 1 1 1 cat2 2129 2126 1 1 1 mksh run_snippet mksh bgpipe-lastpipe yes [1] 2136 2137 2138 [1] + Done \ps -o $PS_COLS | _tmp/cat2 | while \read -r line ; do \echo "$line" ; done [background pipeline, last is builtin] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2135 sh 7 1 1 1 2135 bash 20 7 1 1 2135 bash 1284 20 1 1 2135 python2 1285 1284 1 1 2135 time-helper 1286 1285 1 1 2135 bash 1750 1286 1 1 2135 bash 2132 1750 1 1 2135 python2 2133 2132 1 1 2135 time-helper 2134 2133 1 1 2135 bash 2135 2134 2135 1 2135 mksh 2136 2135 2136 1 2135 ps 2137 2135 2136 1 2135 cat2 2138 2135 2136 1 2135 mksh run_snippet mksh subshell - [subshell] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2141 1750 1 1 1 python2 2142 2141 1 1 1 time-helper 2143 2142 1 1 1 bash 2144 2143 1 1 1 mksh 2145 2144 1 1 1 mksh 2146 2145 1 1 1 ps ALIVE run_snippet mksh subshell yes [subshell] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2153 sh 7 1 1 1 2153 bash 20 7 1 1 2153 bash 1284 20 1 1 2153 python2 1285 1284 1 1 2153 time-helper 1286 1285 1 1 2153 bash 1750 1286 1 1 2153 bash 2149 1750 1 1 2153 python2 2150 2149 1 1 2153 time-helper 2151 2150 1 1 2153 bash 2152 2151 2152 1 2153 mksh 2153 2152 2153 1 2153 mksh 2154 2153 2153 1 2153 ps ALIVE run_snippet mksh csub - [command sub] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2157 1750 1 1 1 python2 2158 2157 1 1 1 time-helper 2159 2158 1 1 1 bash 2160 2159 1 1 1 mksh 2161 2160 1 1 1 ps run_snippet mksh csub yes [command sub] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2167 sh 7 1 1 1 2167 bash 20 7 1 1 2167 bash 1284 20 1 1 2167 python2 1285 1284 1 1 2167 time-helper 1286 1285 1 1 2167 bash 1750 1286 1 1 2167 bash 2164 1750 1 1 2167 python2 2165 2164 1 1 2167 time-helper 2166 2165 1 1 2167 bash 2167 2166 2167 1 2167 mksh 2168 2167 2167 1 2167 ps run_snippet mksh psub - malformed ps output run_snippet mksh psub yes malformed ps output run_snippet zsh fgproc - [foreground process] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2183 1750 1 1 1 python2 2184 2183 1 1 1 time-helper 2185 2184 1 1 1 bash 2186 2185 1 1 1 zsh 2187 2186 1 1 1 ps run_snippet zsh fgproc yes [foreground process] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2195 sh 7 1 1 1 2195 bash 20 7 1 1 2195 bash 1284 20 1 1 2195 python2 1285 1284 1 1 2195 time-helper 1286 1285 1 1 2195 bash 1750 1286 1 1 2195 bash 2190 1750 1 1 2195 python2 2191 2190 1 1 2195 time-helper 2192 2191 1 1 2195 bash 2193 2192 2193 1 2195 zsh 2195 2193 2195 1 2195 ps run_snippet zsh bgproc - [background process] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2198 1750 1 1 1 python2 2199 2198 1 1 1 time-helper 2200 2199 1 1 1 bash 2201 2200 1 1 1 zsh 2202 2201 1 1 1 ps run_snippet zsh bgproc yes [background process] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2208 sh 7 1 1 1 2208 bash 20 7 1 1 2208 bash 1284 20 1 1 2208 python2 1285 1284 1 1 2208 time-helper 1286 1285 1 1 2208 bash 1750 1286 1 1 2208 bash 2205 1750 1 1 2208 python2 2206 2205 1 1 2208 time-helper 2207 2206 1 1 2208 bash 2208 2207 2208 1 2208 zsh 2210 2208 2210 1 2208 ps run_snippet zsh fgpipe - [foreground pipeline, last is external] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2213 1750 1 1 1 python2 2214 2213 1 1 1 time-helper 2215 2214 1 1 1 bash 2216 2215 1 1 1 zsh 2217 2216 1 1 1 ps 2218 2216 1 1 1 cat 2219 2216 1 1 1 cat2 run_snippet zsh fgpipe yes [foreground pipeline, last is external] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2227 sh 7 1 1 1 2227 bash 20 7 1 1 2227 bash 1284 20 1 1 2227 python2 1285 1284 1 1 2227 time-helper 1286 1285 1 1 2227 bash 1750 1286 1 1 2227 bash 2222 1750 1 1 2227 python2 2223 2222 1 1 2227 time-helper 2224 2223 1 1 2227 bash 2225 2224 2225 1 2227 zsh 2227 2225 2227 1 2227 ps 2228 2225 2227 1 2227 cat 2229 2225 2227 1 2227 cat2 run_snippet zsh fgpipe-lastpipe - [foreground pipeline, last is builtin] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2232 1750 1 1 1 python2 2233 2232 1 1 1 time-helper 2234 2233 1 1 1 bash 2235 2234 1 1 1 zsh 2236 2235 1 1 1 ps 2237 2235 1 1 1 cat2 run_snippet zsh fgpipe-lastpipe yes [foreground pipeline, last is builtin] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2245 sh 7 1 1 1 2245 bash 20 7 1 1 2245 bash 1284 20 1 1 2245 python2 1285 1284 1 1 2245 time-helper 1286 1285 1 1 2245 bash 1750 1286 1 1 2245 bash 2240 1750 1 1 2245 python2 2241 2240 1 1 2245 time-helper 2242 2241 1 1 2245 bash 2243 2242 2243 1 2245 zsh 2245 2243 2245 1 2245 ps 2246 2243 2245 1 2245 cat2 run_snippet zsh bgpipe - [background pipeline] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2249 1750 1 1 1 python2 2250 2249 1 1 1 time-helper 2251 2250 1 1 1 bash 2252 2251 1 1 1 zsh 2253 2252 1 1 1 ps 2254 2252 1 1 1 cat 2255 2252 1 1 1 cat2 run_snippet zsh bgpipe yes [background pipeline] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2261 sh 7 1 1 1 2261 bash 20 7 1 1 2261 bash 1284 20 1 1 2261 python2 1285 1284 1 1 2261 time-helper 1286 1285 1 1 2261 bash 1750 1286 1 1 2261 bash 2258 1750 1 1 2261 python2 2259 2258 1 1 2261 time-helper 2260 2259 1 1 2261 bash 2261 2260 2261 1 2261 zsh 2263 2261 2263 1 2261 ps 2264 2261 2263 1 2261 cat 2265 2261 2263 1 2261 cat2 run_snippet zsh bgpipe-lastpipe - [background pipeline, last is builtin] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2268 1750 1 1 1 python2 2269 2268 1 1 1 time-helper 2270 2269 1 1 1 bash 2271 2270 1 1 1 zsh 2272 2271 1 1 1 ps 2273 2271 1 1 1 cat2 2274 2271 1 1 1 zsh run_snippet zsh bgpipe-lastpipe yes [background pipeline, last is builtin] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2280 sh 7 1 1 1 2280 bash 20 7 1 1 2280 bash 1284 20 1 1 2280 python2 1285 1284 1 1 2280 time-helper 1286 1285 1 1 2280 bash 1750 1286 1 1 2280 bash 2277 1750 1 1 2280 python2 2278 2277 1 1 2280 time-helper 2279 2278 1 1 2280 bash 2280 2279 2280 1 2280 zsh 2282 2280 2282 1 2280 ps 2283 2280 2282 1 2280 cat2 2284 2280 2282 1 2280 zsh run_snippet zsh subshell - [subshell] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2287 1750 1 1 1 python2 2288 2287 1 1 1 time-helper 2289 2288 1 1 1 bash 2290 2289 1 1 1 zsh 2291 2290 1 1 1 zsh 2292 2291 1 1 1 ps ALIVE run_snippet zsh subshell yes [subshell] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2300 sh 7 1 1 1 2300 bash 20 7 1 1 2300 bash 1284 20 1 1 2300 python2 1285 1284 1 1 2300 time-helper 1286 1285 1 1 2300 bash 1750 1286 1 1 2300 bash 2295 1750 1 1 2300 python2 2296 2295 1 1 2300 time-helper 2297 2296 1 1 2300 bash 2298 2297 2298 1 2300 zsh 2300 2298 2300 1 2300 zsh 2301 2300 2300 1 2300 ps ALIVE run_snippet zsh csub - [command sub] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2304 1750 1 1 1 python2 2305 2304 1 1 1 time-helper 2306 2305 1 1 1 bash 2307 2306 1 1 1 zsh 2308 2307 1 1 1 ps run_snippet zsh csub yes [command sub] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2314 sh 7 1 1 1 2314 bash 20 7 1 1 2314 bash 1284 20 1 1 2314 python2 1285 1284 1 1 2314 time-helper 1286 1285 1 1 2314 bash 1750 1286 1 1 2314 bash 2311 1750 1 1 2314 python2 2312 2311 1 1 2314 time-helper 2313 2312 1 1 2314 bash 2314 2313 2314 1 2314 zsh 2316 2314 2314 1 2314 ps run_snippet zsh psub - [process sub] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2319 1750 1 1 1 python2 2320 2319 1 1 1 time-helper 2321 2320 1 1 1 bash 2322 2321 1 1 1 zsh 2323 2322 1 1 1 ps 2324 2322 1 1 1 cat run_snippet zsh psub yes [process sub] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2333 sh 7 1 1 1 2333 bash 20 7 1 1 2333 bash 1284 20 1 1 2333 python2 1285 1284 1 1 2333 time-helper 1286 1285 1 1 2333 bash 1750 1286 1 1 2333 bash 2327 1750 1 1 2333 python2 2328 2327 1 1 2333 time-helper 2329 2328 1 1 2333 bash 2330 2329 2330 1 2333 zsh 2332 2330 2332 1 2333 ps 2333 2330 2333 1 2333 cat run_snippet bin/osh fgproc - [foreground process] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2336 1750 1 1 1 python2 2337 2336 1 1 1 time-helper 2338 2337 1 1 1 bash 2339 2338 1 1 1 python2 2342 2339 1 1 1 ps run_snippet bin/osh fgproc yes [foreground process] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2351 sh 7 1 1 1 2351 bash 20 7 1 1 2351 bash 1284 20 1 1 2351 python2 1285 1284 1 1 2351 time-helper 1286 1285 1 1 2351 bash 1750 1286 1 1 2351 bash 2345 1750 1 1 2351 python2 2346 2345 1 1 2351 time-helper 2347 2346 1 1 2351 bash 2348 2347 2348 1 2351 python2 2351 2348 2351 1 2351 ps run_snippet bin/osh bgproc - [1] Done PID 2360 [background process] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2354 1750 1 1 1 python2 2355 2354 1 1 1 time-helper 2356 2355 1 1 1 bash 2357 2356 1 1 1 python2 2360 2357 1 1 1 ps run_snippet bin/osh bgproc yes [1] Done PID 2369 [background process] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2366 sh 7 1 1 1 2366 bash 20 7 1 1 2366 bash 1284 20 1 1 2366 python2 1285 1284 1 1 2366 time-helper 1286 1285 1 1 2366 bash 1750 1286 1 1 2366 bash 2363 1750 1 1 2366 python2 2364 2363 1 1 2366 time-helper 2365 2364 1 1 2366 bash 2366 2365 2366 1 2366 python2 2369 2366 2369 1 2366 ps run_snippet bin/osh fgpipe - [foreground pipeline, last is external] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2372 1750 1 1 1 python2 2373 2372 1 1 1 time-helper 2374 2373 1 1 1 bash 2375 2374 1 1 1 python2 2378 2375 1 1 1 ps 2379 2375 1 1 1 cat 2380 2375 1 1 1 cat2 run_snippet bin/osh fgpipe yes [foreground pipeline, last is external] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2389 sh 7 1 1 1 2389 bash 20 7 1 1 2389 bash 1284 20 1 1 2389 python2 1285 1284 1 1 2389 time-helper 1286 1285 1 1 2389 bash 1750 1286 1 1 2389 bash 2383 1750 1 1 2389 python2 2384 2383 1 1 2389 time-helper 2385 2384 1 1 2389 bash 2386 2385 2386 1 2389 python2 2389 2386 2389 1 2389 ps 2390 2386 2389 1 2389 cat 2391 2386 2389 1 2389 cat2 run_snippet bin/osh fgpipe-lastpipe - [foreground pipeline, last is builtin] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2394 1750 1 1 1 python2 2395 2394 1 1 1 time-helper 2396 2395 1 1 1 bash 2397 2396 1 1 1 python2 2400 2397 1 1 1 ps 2401 2397 1 1 1 cat2 run_snippet bin/osh fgpipe-lastpipe yes [foreground pipeline, last is builtin] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2410 sh 7 1 1 1 2410 bash 20 7 1 1 2410 bash 1284 20 1 1 2410 python2 1285 1284 1 1 2410 time-helper 1286 1285 1 1 2410 bash 1750 1286 1 1 2410 bash 2404 1750 1 1 2410 python2 2405 2404 1 1 2410 time-helper 2406 2405 1 1 2410 bash 2407 2406 2407 1 2410 python2 2410 2407 2410 1 2410 ps 2411 2407 2410 1 2410 cat2 run_snippet bin/osh bgpipe - [1] Done PGID 2420 [background pipeline] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2414 1750 1 1 1 python2 2415 2414 1 1 1 time-helper 2416 2415 1 1 1 bash 2417 2416 1 1 1 python2 2420 2417 1 1 1 ps 2421 2417 1 1 1 cat 2422 2417 1 1 1 cat2 run_snippet bin/osh bgpipe yes [1] Done PGID 2431 [background pipeline] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2428 sh 7 1 1 1 2428 bash 20 7 1 1 2428 bash 1284 20 1 1 2428 python2 1285 1284 1 1 2428 time-helper 1286 1285 1 1 2428 bash 1750 1286 1 1 2428 bash 2425 1750 1 1 2428 python2 2426 2425 1 1 2428 time-helper 2427 2426 1 1 2428 bash 2428 2427 2428 1 2428 python2 2431 2428 2431 1 2428 ps 2432 2428 2431 1 2428 cat 2433 2428 2431 1 2428 cat2 run_snippet bin/osh bgpipe-lastpipe - [1] Done PGID 2442 [background pipeline, last is builtin] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2436 1750 1 1 1 python2 2437 2436 1 1 1 time-helper 2438 2437 1 1 1 bash 2439 2438 1 1 1 python2 2442 2439 1 1 1 ps 2443 2439 1 1 1 cat2 2444 2439 1 1 1 python2 run_snippet bin/osh bgpipe-lastpipe yes [1] Done PGID 2453 [background pipeline, last is builtin] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2450 sh 7 1 1 1 2450 bash 20 7 1 1 2450 bash 1284 20 1 1 2450 python2 1285 1284 1 1 2450 time-helper 1286 1285 1 1 2450 bash 1750 1286 1 1 2450 bash 2447 1750 1 1 2450 python2 2448 2447 1 1 2450 time-helper 2449 2448 1 1 2450 bash 2450 2449 2450 1 2450 python2 2453 2450 2453 1 2450 ps 2454 2450 2453 1 2450 cat2 2455 2450 2453 1 2450 python2 run_snippet bin/osh subshell - [subshell] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2458 1750 1 1 1 python2 2459 2458 1 1 1 time-helper 2460 2459 1 1 1 bash 2461 2460 1 1 1 python2 2464 2461 1 1 1 python2 2465 2464 1 1 1 ps ALIVE run_snippet bin/osh subshell yes [subshell] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2474 sh 7 1 1 1 2474 bash 20 7 1 1 2474 bash 1284 20 1 1 2474 python2 1285 1284 1 1 2474 time-helper 1286 1285 1 1 2474 bash 1750 1286 1 1 2474 bash 2468 1750 1 1 2474 python2 2469 2468 1 1 2474 time-helper 2470 2469 1 1 2474 bash 2471 2470 2471 1 2474 python2 2474 2471 2474 1 2474 python2 2475 2474 2474 1 2474 ps ALIVE run_snippet bin/osh csub - [command sub] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2478 1750 1 1 1 python2 2479 2478 1 1 1 time-helper 2480 2479 1 1 1 bash 2481 2480 1 1 1 python2 2484 2481 1 1 1 ps run_snippet bin/osh csub yes [command sub] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2490 sh 7 1 1 1 2490 bash 20 7 1 1 2490 bash 1284 20 1 1 2490 python2 1285 1284 1 1 2490 time-helper 1286 1285 1 1 2490 bash 1750 1286 1 1 2490 bash 2487 1750 1 1 2490 python2 2488 2487 1 1 2490 time-helper 2489 2488 1 1 2490 bash 2490 2489 2490 1 2490 python2 2493 2490 2490 1 2490 ps run_snippet bin/osh psub - [process sub] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2496 1750 1 1 1 python2 2497 2496 1 1 1 time-helper 2498 2497 1 1 1 bash 2499 2498 1 1 1 python2 2502 2499 1 1 1 ps 2503 2499 1 1 1 cat run_snippet bin/osh psub yes [process sub] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2513 sh 7 1 1 1 2513 bash 20 7 1 1 2513 bash 1284 20 1 1 2513 python2 1285 1284 1 1 2513 time-helper 1286 1285 1 1 2513 bash 1750 1286 1 1 2513 bash 2506 1750 1 1 2513 python2 2507 2506 1 1 2513 time-helper 2508 2507 1 1 2513 bash 2509 2508 2509 1 2513 python2 2512 2509 2512 1 2513 ps 2513 2509 2513 1 2513 cat run_snippet _bin/cxx-dbg/osh fgproc - [foreground process] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2516 1750 1 1 1 python2 2517 2516 1 1 1 time-helper 2518 2517 1 1 1 bash 2519 2518 1 1 1 osh 2520 2519 1 1 1 ps run_snippet _bin/cxx-dbg/osh fgproc yes [foreground process] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2527 sh 7 1 1 1 2527 bash 20 7 1 1 2527 bash 1284 20 1 1 2527 python2 1285 1284 1 1 2527 time-helper 1286 1285 1 1 2527 bash 1750 1286 1 1 2527 bash 2523 1750 1 1 2527 python2 2524 2523 1 1 2527 time-helper 2525 2524 1 1 2527 bash 2526 2525 2526 1 2527 osh 2527 2526 2527 1 2527 ps run_snippet _bin/cxx-dbg/osh bgproc - [1] Done PID 2534 [background process] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2530 1750 1 1 1 python2 2531 2530 1 1 1 time-helper 2532 2531 1 1 1 bash 2533 2532 1 1 1 osh 2534 2533 1 1 1 ps run_snippet _bin/cxx-dbg/osh bgproc yes [1] Done PID 2541 [background process] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2540 sh 7 1 1 1 2540 bash 20 7 1 1 2540 bash 1284 20 1 1 2540 python2 1285 1284 1 1 2540 time-helper 1286 1285 1 1 2540 bash 1750 1286 1 1 2540 bash 2537 1750 1 1 2540 python2 2538 2537 1 1 2540 time-helper 2539 2538 1 1 2540 bash 2540 2539 2540 1 2540 osh 2541 2540 2541 1 2540 ps run_snippet _bin/cxx-dbg/osh fgpipe - [foreground pipeline, last is external] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2544 1750 1 1 1 python2 2545 2544 1 1 1 time-helper 2546 2545 1 1 1 bash 2547 2546 1 1 1 osh 2548 2547 1 1 1 ps 2549 2547 1 1 1 cat 2550 2547 1 1 1 cat2 run_snippet _bin/cxx-dbg/osh fgpipe yes [foreground pipeline, last is external] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2557 sh 7 1 1 1 2557 bash 20 7 1 1 2557 bash 1284 20 1 1 2557 python2 1285 1284 1 1 2557 time-helper 1286 1285 1 1 2557 bash 1750 1286 1 1 2557 bash 2553 1750 1 1 2557 python2 2554 2553 1 1 2557 time-helper 2555 2554 1 1 2557 bash 2556 2555 2556 1 2557 osh 2557 2556 2557 1 2557 ps 2558 2556 2557 1 2557 cat 2559 2556 2557 1 2557 cat2 run_snippet _bin/cxx-dbg/osh fgpipe-lastpipe - [foreground pipeline, last is builtin] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2562 1750 1 1 1 python2 2563 2562 1 1 1 time-helper 2564 2563 1 1 1 bash 2565 2564 1 1 1 osh 2566 2565 1 1 1 ps 2567 2565 1 1 1 cat2 run_snippet _bin/cxx-dbg/osh fgpipe-lastpipe yes [foreground pipeline, last is builtin] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2574 sh 7 1 1 1 2574 bash 20 7 1 1 2574 bash 1284 20 1 1 2574 python2 1285 1284 1 1 2574 time-helper 1286 1285 1 1 2574 bash 1750 1286 1 1 2574 bash 2570 1750 1 1 2574 python2 2571 2570 1 1 2574 time-helper 2572 2571 1 1 2574 bash 2573 2572 2573 1 2574 osh 2574 2573 2574 1 2574 ps 2575 2573 2574 1 2574 cat2 run_snippet _bin/cxx-dbg/osh bgpipe - [1] Done PGID 2582 [background pipeline] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2578 1750 1 1 1 python2 2579 2578 1 1 1 time-helper 2580 2579 1 1 1 bash 2581 2580 1 1 1 osh 2582 2581 1 1 1 ps 2583 2581 1 1 1 cat 2584 2581 1 1 1 cat2 run_snippet _bin/cxx-dbg/osh bgpipe yes [1] Done PGID 2591 [background pipeline] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2590 sh 7 1 1 1 2590 bash 20 7 1 1 2590 bash 1284 20 1 1 2590 python2 1285 1284 1 1 2590 time-helper 1286 1285 1 1 2590 bash 1750 1286 1 1 2590 bash 2587 1750 1 1 2590 python2 2588 2587 1 1 2590 time-helper 2589 2588 1 1 2590 bash 2590 2589 2590 1 2590 osh 2591 2590 2591 1 2590 ps 2592 2590 2591 1 2590 cat 2593 2590 2591 1 2590 cat2 run_snippet _bin/cxx-dbg/osh bgpipe-lastpipe - [1] Done PGID 2600 [background pipeline, last is builtin] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2596 1750 1 1 1 python2 2597 2596 1 1 1 time-helper 2598 2597 1 1 1 bash 2599 2598 1 1 1 osh 2600 2599 1 1 1 ps 2601 2599 1 1 1 cat2 2602 2599 1 1 1 osh run_snippet _bin/cxx-dbg/osh bgpipe-lastpipe yes [1] Done PGID 2609 [background pipeline, last is builtin] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2608 sh 7 1 1 1 2608 bash 20 7 1 1 2608 bash 1284 20 1 1 2608 python2 1285 1284 1 1 2608 time-helper 1286 1285 1 1 2608 bash 1750 1286 1 1 2608 bash 2605 1750 1 1 2608 python2 2606 2605 1 1 2608 time-helper 2607 2606 1 1 2608 bash 2608 2607 2608 1 2608 osh 2609 2608 2609 1 2608 ps 2610 2608 2609 1 2608 cat2 2611 2608 2609 1 2608 osh run_snippet _bin/cxx-dbg/osh subshell - [subshell] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2614 1750 1 1 1 python2 2615 2614 1 1 1 time-helper 2616 2615 1 1 1 bash 2617 2616 1 1 1 osh 2618 2617 1 1 1 osh 2619 2618 1 1 1 ps ALIVE run_snippet _bin/cxx-dbg/osh subshell yes [subshell] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2626 sh 7 1 1 1 2626 bash 20 7 1 1 2626 bash 1284 20 1 1 2626 python2 1285 1284 1 1 2626 time-helper 1286 1285 1 1 2626 bash 1750 1286 1 1 2626 bash 2622 1750 1 1 2626 python2 2623 2622 1 1 2626 time-helper 2624 2623 1 1 2626 bash 2625 2624 2625 1 2626 osh 2626 2625 2626 1 2626 osh 2627 2626 2626 1 2626 ps ALIVE run_snippet _bin/cxx-dbg/osh csub - [command sub] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2630 1750 1 1 1 python2 2631 2630 1 1 1 time-helper 2632 2631 1 1 1 bash 2633 2632 1 1 1 osh 2634 2633 1 1 1 ps run_snippet _bin/cxx-dbg/osh csub yes [command sub] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2640 sh 7 1 1 1 2640 bash 20 7 1 1 2640 bash 1284 20 1 1 2640 python2 1285 1284 1 1 2640 time-helper 1286 1285 1 1 2640 bash 1750 1286 1 1 2640 bash 2637 1750 1 1 2640 python2 2638 2637 1 1 2640 time-helper 2639 2638 1 1 2640 bash 2640 2639 2640 1 2640 osh 2641 2640 2640 1 2640 ps run_snippet _bin/cxx-dbg/osh psub - [process sub] PID PPID PGID SID TPGID COMMAND 1 0 1 1 1 sh 7 1 1 1 1 bash 20 7 1 1 1 bash 1284 20 1 1 1 python2 1285 1284 1 1 1 time-helper 1286 1285 1 1 1 bash 1750 1286 1 1 1 bash 2644 1750 1 1 1 python2 2645 2644 1 1 1 time-helper 2646 2645 1 1 1 bash 2647 2646 1 1 1 osh 2648 2647 1 1 1 ps 2649 2647 1 1 1 cat run_snippet _bin/cxx-dbg/osh psub yes [process sub] PID PPID PGID SID TPGID COMMAND 1 0 1 1 2657 sh 7 1 1 1 2657 bash 20 7 1 1 2657 bash 1284 20 1 1 2657 python2 1285 1284 1 1 2657 time-helper 1286 1285 1 1 2657 bash 1750 1286 1 1 2657 bash 2652 1750 1 1 2657 python2 2653 2652 1 1 2657 time-helper 2654 2653 1 1 2657 bash 2655 2654 2655 1 2657 osh 2656 2655 2656 1 2657 ps 2657 2655 2657 1 2657 cat Wrote _tmp/process-table/index.html