(
   ^
[ headless ]:1: Unexpected EOF while parsing command
  zzZZ
  ^~~~
[ headless ]:1: Command 'zzZZ' not found (OILS-ERR-100)
  declare -X
          ^~
[ headless ]:1: 'declare' doesn't accept flag -X
  break
  ^~~~~
[ headless ]:1: warning: Invalid control flow at top level
  continue
  ^~~~~~~~
[ headless ]:1: warning: Invalid control flow at top level
so
fastfunc.so
fastlex.so
frontend
install
libc.so
line_input.so
metrics
mycpp
oils-version.txt
opy
osh
pea
pgen2
posix_.so
prebuilt
pyext
pylib
shell.nix
soil
spec
stdlib
test
testdata
tools
trees
uninstall
vendor
web
yaks
ysh
x: mystdin
PS1=osh-0.28$
0 /home/uke/oil
g '' _gen/core/runtime.asdl.cc _build/obj/cxx-dbg/_gen/core/runtime.asdl.o
[9/38] cxx dbg '' _gen/core/value.asdl.cc _build/obj/cxx-dbg/_gen/core/value.asdl.o
[10/38] cxx dbg '' mycpp/hash.cc _build/obj/cxx-dbg/mycpp/hash.o
[11/38] cxx dbg '' _gen/cpp/build_stamp.cc _build/obj/cxx-dbg/_gen/cpp/build_stamp.o
[12/38] cxx dbg '' _gen/bin/text_files.cc _build/obj/cxx-dbg/_gen/bin/text_files.o
[13/38] cxx dbg '' mycpp/gc_mylib.cc _build/obj/cxx-dbg/mycpp/gc_mylib.o
[14/38] cxx dbg '' mycpp/mark_sweep_heap.cc _build/obj/cxx-dbg/mycpp/mark_sweep_heap.o
[15/38] cxx dbg '' cpp/fanos_shared.c _build/obj/cxx-dbg/cpp/fanos_shared.o
[16/38] cxx dbg '' cpp/fanos.cc _build/obj/cxx-dbg/cpp/fanos.o
[17/38] cxx dbg '' _gen/frontend/syntax.asdl.cc _build/obj/cxx-dbg/_gen/frontend/syntax.asdl.o
[18/38] cxx dbg '' cpp/core.cc _build/obj/cxx-dbg/cpp/core.o
[19/38] cxx dbg '' cpp/frontend_pyreadline.cc _build/obj/cxx-dbg/cpp/frontend_pyreadline.o
[20/38] cxx dbg '' cpp/libc.cc _build/obj/cxx-dbg/cpp/libc.o
[21/38] cxx dbg '' cpp/frontend_flag_spec.cc _build/obj/cxx-dbg/cpp/frontend_flag_spec.o
[22/38] cxx dbg '' cpp/frontend_match.cc _build/obj/cxx-dbg/cpp/frontend_match.o
[23/38] cxx dbg '' cpp/pylib.cc _build/obj/cxx-dbg/cpp/pylib.o
[24/38] cxx dbg '' cpp/osh_tdop.cc _build/obj/cxx-dbg/cpp/osh_tdop.o
[25/38] cxx dbg '' cpp/osh.cc _build/obj/cxx-dbg/cpp/osh.o
[26/38] cxx dbg '' cpp/pgen2.cc _build/obj/cxx-dbg/cpp/pgen2.o
[27/38] cxx dbg '' _gen/data_lang/nil8.asdl.cc _build/obj/cxx-dbg/_gen/data_lang/nil8.asdl.o
[28/38] cxx dbg '' cpp/stdlib.cc _build/obj/cxx-dbg/cpp/stdlib.o
[29/38] cxx dbg '' _gen/frontend/arg_types.cc _build/obj/cxx-dbg/_gen/frontend/arg_types.o
[30/38] cxx dbg '' _gen/frontend/help_meta.cc _build/obj/cxx-dbg/_gen/frontend/help_meta.o
[31/38] cxx dbg '' _gen/frontend/consts.cc _build/obj/cxx-dbg/_gen/frontend/consts.o
[32/38] cxx dbg '' _gen/frontend/signal.cc _build/obj/cxx-dbg/_gen/frontend/signal.o
[33/38] cxx dbg '' _gen/osh/arith_parse.cc _build/obj/cxx-dbg/_gen/osh/arith_parse.o
[34/38] cxx dbg '' mycpp/gc_str.cc _build/obj/cxx-dbg/mycpp/gc_str.o
[35/38] cxx dbg '' _gen/ysh/grammar_tables.cc _build/obj/cxx-dbg/_gen/ysh/grammar_tables.o
[36/38] cxx dbg '' _gen/bin/oils_for_unix.mycpp.cc _build/obj/cxx-dbg/_gen/bin/oils_for_unix.mycpp.o
build/ninja-rules-cpp.sh: line 341: time: command not found
[37/38] 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/display/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_iolib.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
[38/38] SYMLINK _bin/cxx-dbg oils-for-unix osh
'osh' -> 'oils-for-unix'
parent/client BEFORE (PID 6376)
total 0
lr-x------ 1 uke uke 64 Mar 30 20:07 0 -> pipe:[23653]
l-wx------ 1 uke uke 64 Mar 30 20:07 1 -> /home/uke/oil/_tmp/soil/logs/headless.txt
l-wx------ 1 uke uke 64 Mar 30 20:07 2 -> /home/uke/oil/_tmp/soil/logs/headless.txt
l-wx------ 1 uke uke 64 Mar 30 20:07 3 -> /home/uke/oil/_tmp/soil/INDEX.tsv
lrwx------ 1 uke uke 64 Mar 30 20:07 4 -> socket:[21004]
lrwx------ 1 uke uke 64 Mar 30 20:07 5 -> socket:[21005]
parent/client AFTER (PID 6376)
total 0
lr-x------ 1 uke uke 64 Mar 30 20:07 0 -> pipe:[23653]
l-wx------ 1 uke uke 64 Mar 30 20:07 1 -> /home/uke/oil/_tmp/soil/logs/headless.txt
l-wx------ 1 uke uke 64 Mar 30 20:07 2 -> /home/uke/oil/_tmp/soil/logs/headless.txt
l-wx------ 1 uke uke 64 Mar 30 20:07 3 -> /home/uke/oil/_tmp/soil/INDEX.tsv
lrwx------ 1 uke uke 64 Mar 30 20:07 4 -> socket:[21004]
[headless_demo.py] stdout_fd = 6
child/server (PID 6379)
total 0
lrwx------ 1 uke uke 64 Mar 30 20:07 0 -> socket:[21005]
lrwx------ 1 uke uke 64 Mar 30 20:07 1 -> socket:[21005]
l-wx------ 1 uke uke 64 Mar 30 20:07 2 -> /home/uke/oil/_tmp/soil/logs/headless.txt
l-wx------ 1 uke uke 64 Mar 30 20:07 3 -> /home/uke/oil/_tmp/soil/INDEX.tsv
[FANOS] Connect stdin and stdout to one end of socketpair() and send control messages.  osh writes debug messages (like this one) to stderr.
[FANOS] received blob 'GETPID'
[headless_demo.py] reply b'OK 6379'
[FANOS] received blob 'EVAL echo hi'
[FANOS] received descriptor 7
[FANOS] received descriptor 8
[FANOS] received descriptor 9
[headless_demo.py] reply b'OK '
[FANOS] received blob 'EVAL echo !!'
[FANOS] received descriptor 7
[FANOS] received descriptor 8
[FANOS] received descriptor 9
[headless_demo.py] reply b'OK '
[FANOS] received blob 'EVAL echo one\necho two\necho three\n'
[FANOS] received descriptor 7
[FANOS] received descriptor 8
[FANOS] received descriptor 9
[headless_demo.py] reply b'OK '
[FANOS] received blob 'EVAL echo 1;\necho 2;\necho 3\n'
[FANOS] received descriptor 7
[FANOS] received descriptor 8
[FANOS] received descriptor 9
[headless_demo.py] reply b'OK '
[FANOS] received blob 'EVAL ( \necho subshell\n)\n'
[FANOS] received descriptor 7
[FANOS] received descriptor 8
[FANOS] received descriptor 9
[headless_demo.py] reply b'OK '
[FANOS] received blob 'EVAL ls --color=auto'
[FANOS] received descriptor 7
[FANOS] received descriptor 8
[FANOS] received descriptor 9
[headless_demo.py] reply b'OK '
[FANOS] received blob 'EVAL read x'
[FANOS] received descriptor 7
[FANOS] received descriptor 8
[FANOS] received descriptor 9
[headless_demo.py] reply b'OK '
[FANOS] received blob 'EVAL echo "x: $x"'
[FANOS] received descriptor 7
[FANOS] received descriptor 8
[FANOS] received descriptor 9
[headless_demo.py] reply b'OK '
[FANOS] received blob 'EVAL ('
[FANOS] received descriptor 7
[FANOS] received descriptor 8
[FANOS] received descriptor 9
[headless_demo.py] reply b'OK '
[FANOS] received blob 'EVAL zzZZ'
[FANOS] received descriptor 7
[FANOS] received descriptor 8
[FANOS] received descriptor 9
[headless_demo.py] reply b'OK '
[FANOS] received blob 'EVAL declare -X'
[FANOS] received descriptor 7
[FANOS] received descriptor 8
[FANOS] received descriptor 9
[headless_demo.py] reply b'OK '
[FANOS] received blob 'EVAL echo PS1=${PS1@P}'
[FANOS] received descriptor 7
[FANOS] received descriptor 8
[FANOS] received descriptor 9
[headless_demo.py] reply b'OK '
[FANOS] received blob 'EVAL echo $? $PWD'
[FANOS] received descriptor 7
[FANOS] received descriptor 8
[FANOS] received descriptor 9
[headless_demo.py] reply b'OK '
[FANOS] received blob 'EVAL break'
[FANOS] received descriptor 7
[FANOS] received descriptor 8
[FANOS] received descriptor 9
[headless_demo.py] reply b'OK '
[FANOS] received blob 'EVAL continue'
[FANOS] received descriptor 7
[FANOS] received descriptor 8
[FANOS] received descriptor 9
[headless_demo.py] reply b'OK '
[FANOS] received blob 'EVAL return'
[FANOS] received descriptor 7
[FANOS] received descriptor 8
[FANOS] received descriptor 9
[headless_demo.py] reply b'OK '
[FANOS] received blob 'EVAL exit'
[FANOS] received descriptor 7
[FANOS] received descriptor 8
[FANOS] received descriptor 9
[headless_demo.py] reply None