Result of trunk-mjit-wait@phosphorus-docker at 2021-10-12 19:40:40 +0900

• NG (a48dc89547) [LOG]

• Linux phosphorus-docker 4.9.0-16-amd64 #1 SMP Debian 4.9.272-2 (2021-07-19) x86_64 x86_64 x86_64 GNU/Linux
  

• rev: a48dc89547
  test-all : 
  test-spec: 
  exit statuses:
    "make update-unicode  -j6" exit with 0.
    "make update-download -j6" exit with 0.
    "make update-rubyspec -j6" exit with 0.
    "make update-src      -j6" exit with 0.
    "make after-update    -j6" exit with 512.
    "make miniruby -j6" exit with 0.
    "make ruby -j6" exit with 0.
    "make all -j6" exit with 0.
    "make install -j6" exit with 0.
    "make yes-btest RUN_OPTS=\"--disable-gems --jit-debug=-ggdb3 --jit-wait --jit-warnings --jit-min-calls=5\"" exit with 0.
    "make yes-test-basic RUN_OPTS=\"--disable-gems --jit-debug=-ggdb3 --jit-wait --jit-warnings --jit-min-calls=5\"" exit with 0.
  Logfile: /home/ko1/ruby/logs/brlog.trunk-mjit-wait.20211012-052509
  #<BuildRuby:0x0000559128557df0
   @BUILD_DIR="/tmp/ruby/v3/build",
   @INSTALL_DIR="/tmp/ruby/v3/install",
   @REPOSITORY="https://github.com/ruby/ruby.git",
   @REPOSITORY_TYPE=:git,
   @SRC_DIR="/tmp/ruby/v3/src",
   @TARGET_BUILD_DIR="/tmp/ruby/v3/build/trunk-mjit-wait",
   @TARGET_INSTALL_DIR="/tmp/ruby/v3/install/trunk-mjit-wait",
   @TARGET_NAME="trunk-mjit-wait",
   @TARGET_SRC_DIR="/tmp/ruby/v3/src/trunk-mjit-wait",
   @build_opts="-j6",
   @configure_opts=["cppflags=-DMJIT_FORCE_ENABLE"],
   @gist=false,
   @git_branch=nil,
   @git_worktree=nil,
   @incremental=true,
   @logfile="/home/ko1/ruby/logs/brlog.trunk-mjit-wait.20211012-052509",
   @make="make",
   @quiet=false,
   @ruby_env=
    [["RUBY_DEBUG", "ci"], ["RUBY_TEST_SUBPROCESS_TIMEOUT_SCALE", "30"]],
   @steps=
    ["checkout",
     "autoconf",
     "configure",
     "build_up",
     "build_miniruby",
     "build_ruby",
     "build_all",
     "build_install",
     "test_btest",
     "test_basic",
     "test_all",
     "test_rubyspec"],
   @svn_revision=nil,
   @test_opts=
    "RUN_OPTS=\"--disable-gems --jit-debug=-ggdb3 --jit-wait --jit-warnings --jit-min-calls=5\"",
   @timeout=18000>
                             user     system      total        real
  checkout               0.000000   0.000000   0.000000 (  0.000020)
  autoconf               0.000000   0.000000   0.000000 (  0.000049)
  configure              0.000000   0.000000   0.000000 (  0.000036)
  build_up             From https://github.com/ruby/ruby
     373b399..a48dc89  master     -> origin/master
  make[1]: *** No rule to make target 'id.h', needed by 'ripper.y'.  Stop.
  make: *** [uncommon.mk:1193: /tmp/ruby/v3/src/trunk-mjit-wait/ext/ripper/ripper.c] Error 2
    0.004000   0.004000   1.544000 (  2.436770)
  build_miniruby         0.000000   0.000000   0.168000 (  0.209003)
  build_ruby             0.000000   0.004000   5.200000 (  4.633113)
  build_all              0.008000   0.004000  45.240000 (  9.630301)
  build_install          0.020000   0.016000  52.760000 ( 16.704454)
  test_btest           test_attr.rb             ..
  test_autoload.rb         ........
  test_block.rb            ..........................................................
  test_class.rb            ................................................
  test_env.rb              ..
  test_eval.rb             .....................................
  test_exception.rb        ..................................
  test_fiber.rb            .....
  test_finalizer.rb        .
  test_flip.rb             .
  test_flow.rb             ..............................................................
  test_fork.rb             ....
  test_gc.rb               ..
  test_insns.rb            ...............................................................................................................................................................................................................................................................................................................................................................................................
  test_io.rb               .........
  test_jump.rb             .............................
  test_literal.rb          ............................................................................................................................................................
  test_literal_suffix.rb   ................................................
  test_load.rb             ..
  test_marshal.rb          .
  test_massign.rb          ..................................
  test_method.rb           ...............................................................................................................................................................................................................................
  test_objectspace.rb      ......
  test_proc.rb             .....................................
  test_ractor.rb           ............................................................................................
  test_string.rb           .
  test_struct.rb           .
  test_syntax.rb           ............................................................................................................................................................
  test_thread.rb           .................................................
  Fiber count: 10000 (skipping)
  PASS all 1491 tests
    0.000000   0.000000 903.148000 (882.015992)
  test_basic             0.008000   0.004000   5.484000 (  4.354478)
  test_all             MJIT warning: Skipped to compile unsupported instruction: defineclass
  MJIT warning: Skipped to compile unsupported instruction: defineclass
  MJIT warning: Skipped to compile unsupported instruction: defineclass
  #<Thread:0x00007fa416258ea8 /tmp/ruby/v3/src/trunk-mjit-wait/test/net/http/test_https.rb:274 run> terminated with exception (report_on_exception is true):
  /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/test/unit/assertions.rb:109:in `assert': [Net::OpenTimeout] exception expected, not #<Errno::ECONNREFUSED: Failed to open TCP connection to localhost:33443 (Connection refused - connect(2) for 127.0.0.1:33443)>. (Test::Unit::AssertionFailedError)
  	from /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/core_assertions.rb:483:in `assert'
  	from /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/test/unit/assertions.rb:366:in `flunk'
  	from /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/core_assertions.rb:397:in `block in assert_raise'
  	from /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/test/unit/assertions.rb:108:in `assert'
  	from /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/core_assertions.rb:483:in `assert'
  	from /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/core_assertions.rb:396:in `rescue in assert_raise'
  	from /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/core_assertions.rb:384:in `assert_raise'
  	from /tmp/ruby/v3/src/trunk-mjit-wait/test/net/http/test_https.rb:275:in `block (2 levels) in test_timeout_during_SSL_handshake'
  /tmp/ruby/v3/build/trunk-mjit-wait/.ext/common/socket.rb:1214:in `__connect_nonblock': Failed to open TCP connection to localhost:33443 (Connection refused - connect(2) for 127.0.0.1:33443) (Errno::ECONNREFUSED)
  	from /tmp/ruby/v3/build/trunk-mjit-wait/.ext/common/socket.rb:1214:in `connect_nonblock'
  	from /tmp/ruby/v3/build/trunk-mjit-wait/.ext/common/socket.rb:56:in `connect_internal'
  	from /tmp/ruby/v3/build/trunk-mjit-wait/.ext/common/socket.rb:137:in `connect'
  	from /tmp/ruby/v3/build/trunk-mjit-wait/.ext/common/socket.rb:642:in `block in tcp'
  	from /tmp/ruby/v3/build/trunk-mjit-wait/.ext/common/socket.rb:227:in `each'
  	from /tmp/ruby/v3/build/trunk-mjit-wait/.ext/common/socket.rb:227:in `foreach'
  	from /tmp/ruby/v3/build/trunk-mjit-wait/.ext/common/socket.rb:632:in `tcp'
  	from /tmp/ruby/v3/src/trunk-mjit-wait/lib/net/http.rb:990:in `connect'
  	from /tmp/ruby/v3/src/trunk-mjit-wait/lib/net/http.rb:968:in `do_start'
  	from /tmp/ruby/v3/src/trunk-mjit-wait/lib/net/http.rb:957:in `start'
  	from /tmp/ruby/v3/src/trunk-mjit-wait/lib/net/http.rb:1521:in `request'
  	from /tmp/ruby/v3/src/trunk-mjit-wait/lib/net/http.rb:1279:in `get'
  	from /tmp/ruby/v3/src/trunk-mjit-wait/test/net/http/test_https.rb:276:in `block (3 levels) in test_timeout_during_SSL_handshake'
  	from /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/core_assertions.rb:383:in `assert_raise'
  	from /tmp/ruby/v3/src/trunk-mjit-wait/test/net/http/test_https.rb:275:in `block (2 levels) in test_timeout_during_SSL_handshake'
  /tmp/ruby/v3/build/trunk-mjit-wait/.ext/common/socket.rb:1214:in `__connect_nonblock': Connection refused - connect(2) for 127.0.0.1:33443 (Errno::ECONNREFUSED)
  	from /tmp/ruby/v3/build/trunk-mjit-wait/.ext/common/socket.rb:1214:in `connect_nonblock'
  	from /tmp/ruby/v3/build/trunk-mjit-wait/.ext/common/socket.rb:56:in `connect_internal'
  	from /tmp/ruby/v3/build/trunk-mjit-wait/.ext/common/socket.rb:137:in `connect'
  	from /tmp/ruby/v3/build/trunk-mjit-wait/.ext/common/socket.rb:642:in `block in tcp'
  	from /tmp/ruby/v3/build/trunk-mjit-wait/.ext/common/socket.rb:227:in `each'
  	from /tmp/ruby/v3/build/trunk-mjit-wait/.ext/common/socket.rb:227:in `foreach'
  	from /tmp/ruby/v3/build/trunk-mjit-wait/.ext/common/socket.rb:632:in `tcp'
  	from /tmp/ruby/v3/src/trunk-mjit-wait/lib/net/http.rb:990:in `connect'
  	from /tmp/ruby/v3/src/trunk-mjit-wait/lib/net/http.rb:968:in `do_start'
  	from /tmp/ruby/v3/src/trunk-mjit-wait/lib/net/http.rb:957:in `start'
  	from /tmp/ruby/v3/src/trunk-mjit-wait/lib/net/http.rb:1521:in `request'
  	from /tmp/ruby/v3/src/trunk-mjit-wait/lib/net/http.rb:1279:in `get'
  	from /tmp/ruby/v3/src/trunk-mjit-wait/test/net/http/test_https.rb:276:in `block (3 levels) in test_timeout_during_SSL_handshake'
  	from /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/core_assertions.rb:383:in `assert_raise'
  	from /tmp/ruby/v3/src/trunk-mjit-wait/test/net/http/test_https.rb:275:in `block (2 levels) in test_timeout_during_SSL_handshake'
  MJIT warning: Skipped to compile unsupported instruction: defineclass
  MJIT warning: Skipped to compile unsupported instruction: defineclass
  $$$ #<Timeout::Error: execution expired>
  ### enter analyzing mode for stuck processes
  
  $$$ ps jx
   PPID   PID  PGID   SID TTY      TPGID STAT   UID   TIME COMMAND
     10    11    11    11 ?           -1 Ss    1001   0:00 sh build-loop.sh trunk-mjit-wait --incremental --process-num=6
     11 15062    11    11 ?           -1 Sl    1001   0:00 ruby ./br.rb build_report trunk-mjit-wait --incremental --process-num=6
  15062 15064    11    11 ?           -1 S     1001   0:00 sh -c ruby /home/ko1/ruby/build-ruby/build-ruby.rb --target_name=trunk-mjit-wait --logfile=/home/ko1/ruby/logs/brlog.trunk-mjit-wait.20211012-052509 --root_dir=/tmp/ruby --timeout=18000 --configure_opts=cppflags="-DMJIT_FORCE_ENABLE" --add-env=RUBY_TEST_SUBPROCESS_TIMEOUT_SCALE=30 --test_opts='RUN_OPTS="--disable-gems --jit-debug=-ggdb3 --jit-wait --jit-warnings --jit-min-calls=5"' --incremental --process-num=6
  15064 15065    11    11 ?           -1 Sl    1001   0:00 ruby /home/ko1/ruby/build-ruby/build-ruby.rb --target_name=trunk-mjit-wait --logfile=/home/ko1/ruby/logs/brlog.trunk-mjit-wait.20211012-052509 --root_dir=/tmp/ruby --timeout=18000 --configure_opts=cppflags=-DMJIT_FORCE_ENABLE --add-env=RUBY_TEST_SUBPROCESS_TIMEOUT_SCALE=30 --test_opts=RUN_OPTS="--disable-gems --jit-debug=-ggdb3 --jit-wait --jit-warnings --jit-min-calls=5" --incremental --process-num=6
  15065 24057    11    11 ?           -1 S     1001   0:00 sh -c make yes-test-all RUN_OPTS="--disable-gems --jit-debug=-ggdb3 --jit-wait --jit-warnings --jit-min-calls=5"
  24057 24058    11    11 ?           -1 S     1001   0:00 make yes-test-all RUN_OPTS=--disable-gems --jit-debug=-ggdb3 --jit-wait --jit-warnings --jit-min-calls=5
  24058 24072    11    11 ?           -1 Sl    1001   3:29 /tmp/ruby/v3/src/trunk-mjit-wait/test/runner.rb: TestFiberMutex#test_condition_variable
  15065 27667    11    11 ?           -1 R     1001   0:00 ps jx
  {10=>[11], 11=>[15062], 15062=>[15064], 15064=>[15065], 15065=>[24057, 27667], 24057=>[24058], 24058=>[24072]}
  "timeout 60 gdb -p 24072 -x /home/ko1/ruby/build-ruby/gdbscript -batch -quiet"
  [New LWP 2291]
  [New LWP 27292]
  
  warning: Could not load shared library symbols for 5749 libraries, e.g. /tmp/_ruby_mjit_p24072u0.so.
  Use the "info sharedlibrary" command to see the complete listing.
  Do you need "set solib-search-path" or "set sysroot"?
  [Thread debugging using libthread_db enabled]
  Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
  44	../sysdeps/unix/sysv/linux/ppoll.c: No such file or directory.
  0x00007fa421691bf6 in __ppoll (fds=fds@entry=0x7ffc921bb768, nfds=nfds@entry=1, timeout=<optimized out>, sigmask=sigmask@entry=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:44
  >>> Threads  Id   Target Id                                           Frame 
  * 1    Thread 0x7fa42157ab80 (LWP 24072) "ruby"            0x00007fa421691bf6 in __ppoll (fds=fds@entry=0x7ffc921bb768, nfds=nfds@entry=1, timeout=<optimized out>, sigmask=sigmask@entry=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:44
    2    Thread 0x7fa3f7dbd700 (LWP 2291) "ruby-mjitworker"  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55b4e16ad7ec <mjit_worker_wakeup+44>) at ../sysdeps/nptl/futex-internal.h:183
    3    Thread 0x7fa414378700 (LWP 27292) "test_mutex.rb:*" 0x00007fa42169412b in __GI___select (nfds=nfds@entry=8, readfds=readfds@entry=0x7fa3fc002380, writefds=writefds@entry=0x7fa3fc001890, exceptfds=exceptfds@entry=0x7fa3fc001510, timeout=0x0) at ../sysdeps/unix/sysv/linux/select.c:41
  >>> Machine level backtrace
  
  Thread 3 (Thread 0x7fa414378700 (LWP 27292)):
  #0  0x00007fa42169412b in __GI___select (nfds=nfds@entry=8, readfds=readfds@entry=0x7fa3fc002380, writefds=writefds@entry=0x7fa3fc001890, exceptfds=exceptfds@entry=0x7fa3fc001510, timeout=0x0) at ../sysdeps/unix/sysv/linux/select.c:41
  #1  0x000055b4e1482d0b in rb_fd_select (timeout=<optimized out>, exceptfds=0x7fa3fc001510, writefds=0x7fa3fc001890, readfds=0x7fa3fc002380, n=8) at /tmp/ruby/v3/src/trunk-mjit-wait/thread.c:4083
  #2  native_fd_select (th=<optimized out>, timeout=<optimized out>, exceptfds=0x7fa3fc001510, writefds=0x7fa3fc001890, readfds=0x7fa3fc002380, n=8) at /tmp/ruby/v3/src/trunk-mjit-wait/thread_pthread.c:1239
  #3  do_select (p=p@entry=140342689494480) at /tmp/ruby/v3/src/trunk-mjit-wait/thread.c:4257
  #4  0x000055b4e12e86b4 in rb_ensure (b_proc=b_proc@entry=0x55b4e1482a20 <do_select>, data1=data1@entry=140342689494480, e_proc=e_proc@entry=0x55b4e1476f90 <select_set_free>, data2=data2@entry=140342689494480) at /tmp/ruby/v3/src/trunk-mjit-wait/eval.c:993
  #5  0x000055b4e14855de in rb_thread_fd_select (max=max@entry=8, read=read@entry=0x7fa414277890, write=write@entry=0x7fa4142778a0, except=except@entry=0x7fa4142778b0, timeout=timeout@entry=0x0) at /tmp/ruby/v3/src/trunk-mjit-wait/thread.c:4348
  #6  0x000055b4e132a73d in select_internal (fds=<optimized out>, tp=0x0, except=<optimized out>, write=<optimized out>, read=<optimized out>) at /tmp/ruby/v3/src/trunk-mjit-wait/io.c:9471
  #7  select_call (arg=arg@entry=140342689495152) at /tmp/ruby/v3/src/trunk-mjit-wait/io.c:9541
  #8  0x000055b4e12e86b4 in rb_ensure (b_proc=b_proc@entry=0x55b4e132a4b0 <select_call>, data1=data1@entry=140342689495152, e_proc=e_proc@entry=0x55b4e1324cb0 <select_end>, data2=data2@entry=140342689495152) at /tmp/ruby/v3/src/trunk-mjit-wait/eval.c:993
  #9  0x000055b4e1324bf1 in rb_f_select (argc=<optimized out>, argv=<optimized out>, obj=<optimized out>) at /tmp/ruby/v3/src/trunk-mjit-wait/io.c:9889
  #10 0x000055b4e14bbc8b in vm_call_cfunc_with_frame (ec=0x55b4e9008fd0, reg_cfp=0x7fa414377bb8, calling=<optimized out>) at /tmp/ruby/v3/src/trunk-mjit-wait/vm_insnhelper.c:2982
  #11 0x000055b4e14d6323 in vm_sendish (method_explorer=<optimized out>, block_handler=<optimized out>, cd=<optimized out>, reg_cfp=<optimized out>, ec=<optimized out>) at /tmp/ruby/v3/src/trunk-mjit-wait/vm_callinfo.h:335
  #12 vm_exec_core (ec=0x55b4e9008fd0, initial=140342284264320) at ../../src/trunk-mjit-wait/insns.def:775
  #13 0x000055b4e14c6eae in rb_vm_exec (ec=<optimized out>, mjit_enable_p=true) at /tmp/ruby/v3/src/trunk-mjit-wait/vm.c:2160
  #14 0x000055b4e14ce9b3 in rb_vm_invoke_proc (ec=<optimized out>, proc=proc@entry=0x55b4e87b5980, argc=argc@entry=0, argv=argv@entry=0x7fa414277c00, kw_splat=<optimized out>, passed_block_handler=passed_block_handler@entry=0) at /tmp/ruby/v3/src/trunk-mjit-wait/vm.c:1485
  #15 0x000055b4e147e7ed in thread_do_start_proc (th=0x55b4e89394b0) at /tmp/ruby/v3/src/trunk-mjit-wait/thread.c:737
  #16 0x000055b4e1480cec in thread_do_start (th=0x55b4e89394b0) at /tmp/ruby/v3/src/trunk-mjit-wait/thread.c:756
  #17 thread_start_func_2 (th=<optimized out>, stack_start=<optimized out>) at /tmp/ruby/v3/src/trunk-mjit-wait/thread.c:830
  #18 0x000055b4e148161b in thread_start_func_1 (th_ptr=<optimized out>) at /tmp/ruby/v3/src/trunk-mjit-wait/thread_pthread.c:1047
  #19 0x00007fa421998609 in start_thread (arg=<optimized out>) at pthread_create.c:477
  #20 0x00007fa42169e293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  
  Thread 2 (Thread 0x7fa3f7dbd700 (LWP 2291)):
  #0  futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55b4e16ad7ec <mjit_worker_wakeup+44>) at ../sysdeps/nptl/futex-internal.h:183
  #1  __pthread_cond_wait_common (abstime=0x0, clockid=0, mutex=0x55b4e16ad880 <mjit_engine_mutex>, cond=0x55b4e16ad7c0 <mjit_worker_wakeup>) at pthread_cond_wait.c:508
  #2  __pthread_cond_wait (cond=cond@entry=0x55b4e16ad7c0 <mjit_worker_wakeup>, mutex=mutex@entry=0x55b4e16ad880 <mjit_engine_mutex>) at pthread_cond_wait.c:638
  #3  0x000055b4e147c37d in rb_native_cond_wait (cond=cond@entry=0x55b4e16ad7c0 <mjit_worker_wakeup>, mutex=mutex@entry=0x55b4e16ad880 <mjit_engine_mutex>) at /tmp/ruby/v3/src/trunk-mjit-wait/thread_pthread.c:545
  #4  0x000055b4e135ba1b in mjit_worker () at /tmp/ruby/v3/src/trunk-mjit-wait/mjit_worker.c:1438
  #5  0x000055b4e1476aee in mjit_worker (arg=0x55b4e135b900 <mjit_worker>) at /tmp/ruby/v3/src/trunk-mjit-wait/thread_pthread.c:2015
  #6  0x00007fa421998609 in start_thread (arg=<optimized out>) at pthread_create.c:477
  #7  0x00007fa42169e293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  
  Thread 1 (Thread 0x7fa42157ab80 (LWP 24072)):
  #0  0x00007fa421691bf6 in __ppoll (fds=fds@entry=0x7ffc921bb768, nfds=nfds@entry=1, timeout=<optimized out>, sigmask=sigmask@entry=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:44
  #1  0x000055b4e147d410 in rb_sigwait_sleep (th=th@entry=0x55b4e2024e20, sigwait_fd=sigwait_fd@entry=3, rel=rel@entry=0x0) at /tmp/ruby/v3/src/trunk-mjit-wait/hrtime.h:148
  #2  0x000055b4e148204f in native_sleep (th=th@entry=0x55b4e2024e20, rel=0x0) at /tmp/ruby/v3/src/trunk-mjit-wait/thread_pthread.c:2229
  #3  0x000055b4e14823ce in thread_join_sleep (arg=arg@entry=140722759776608) at /tmp/ruby/v3/src/trunk-mjit-wait/thread.c:1194
  #4  0x000055b4e12e86b4 in rb_ensure (b_proc=b_proc@entry=0x55b4e1482320 <thread_join_sleep>, data1=data1@entry=140722759776608, e_proc=e_proc@entry=0x55b4e1476710 <remove_from_join_list>, data2=data2@entry=140722759776608) at /tmp/ruby/v3/src/trunk-mjit-wait/eval.c:993
  #5  0x000055b4e147afaf in thread_join (limit=0x0, timeout=8, target_th=0x55b4e89394b0) at /tmp/ruby/v3/src/trunk-mjit-wait/thread.c:1245
  #6  thread_join_m (argc=<optimized out>, argv=<optimized out>, self=140342724078960) at /tmp/ruby/v3/src/trunk-mjit-wait/thread.c:1344
  #7  0x000055b4e14bbc8b in vm_call_cfunc_with_frame (ec=0x55b4e2025670, reg_cfp=0x7fa421578a28, calling=<optimized out>) at /tmp/ruby/v3/src/trunk-mjit-wait/vm_insnhelper.c:2982
  #8  0x000055b4e14d6323 in vm_sendish (method_explorer=<optimized out>, block_handler=<optimized out>, cd=<optimized out>, reg_cfp=<optimized out>, ec=<optimized out>) at /tmp/ruby/v3/src/trunk-mjit-wait/vm_callinfo.h:335
  #9  vm_exec_core (ec=0x55b4e2025670, initial=1) at ../../src/trunk-mjit-wait/insns.def:775
  #10 0x000055b4e14c6eae in rb_vm_exec (ec=<optimized out>, mjit_enable_p=false) at /tmp/ruby/v3/src/trunk-mjit-wait/vm.c:2160
  #11 0x00007fa415f029ba in ?? ()
  #12 0x00007ffc921bbb00 in ?? ()
  #13 0x00007ffc921bbb30 in ?? ()
  #14 0x0000000000000000 in ?? ()
  >>> Dump Ruby level backtrace
  th: 0x55b4e2024e20, native_id: 0x7fa42157ab80
  -- Control frame information -----------------------------------------------
  c:0028 p:---- s:0162 e:000161 CFUNC  :join
    me:
      called_id: join, type: cfunc
      owner class: 0x00007fa4214433c0 [3LM   ] T_CLASS Thread
    self: 0x00007fa416372d70 [0    U] VM/thread (Thread)VM/thread
  c:0027 p:0051 s:0158 E:000478 METHOD /tmp/ruby/v3/src/trunk-mjit-wait/test/fiber/test_mutex.rb:135 [FINISH]
    me:
      called_id: test_condition_variable, type: iseq
      owner class: 0x00007fa4213cce00 [3LM R ] T_CLASS TestFiberMutex
    self: 0x00007fa4163733d8 [0     ] T_OBJECT (TestFiberMutex)len:10 ptr:0x00007fa4210a3a98
    lvars:
      mutex: 0x00007fa416372e38 [0     ] mutex (Thread::Mutex)mutex
      condition: 0x00007fa416372de8 [0     ] condvar (Thread::ConditionVariable)condvar
      signalled: T_FIXNUM 2
  c:0026 p:0056 s:0151 e:000150 METHOD /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/test/unit/testcase.rb:200 [FINISH]
    me:
      called_id: run_test, type: iseq
      owner class: 0x00007fa41e334a40 [3LM R ] T_CLASS Test::Unit::TestCase
    self: 0x00007fa4163733d8 [0     ] T_OBJECT (TestFiberMutex)len:10 ptr:0x00007fa4210a3a98
    lvars:
      name: T_SYMBOL test_condition_variable
      progname: 0x00007fa42144fd78 [3LM   ] T_STRING (String)/tmp/ruby/v3/src/trunk-mjit-wait/test/runner.rb
  c:0025 p:0059 s:0145 e:000144 METHOD /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/test/unit/testcase.rb:168 [FINISH]
    me:
      called_id: run, type: iseq
      owner class: 0x00007fa41e334a40 [3LM R ] T_CLASS Test::Unit::TestCase
    self: 0x00007fa4163733d8 [0     ] T_OBJECT (TestFiberMutex)len:10 ptr:0x00007fa4210a3a98
    lvars:
      runner: 0x00007fa41e2b6e10 [3LM   ] T_OBJECT (Test::Unit::AutoRunner::Runner)len:28 ptr:0x000055b4e7c5d0d0
      start_time: 0x00007fa4163732e8 [0    U] time (Time)time
      result: 0x00007fa421452758 [3LM   ] T_STRING (String)
      time: T_NIL
      e: T_NIL
  c:0024 p:0093 s:0136 e:000135 BLOCK  /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/test/unit.rb:1463 [FINISH]
    me:
      called_id: _run_suite, type: iseq
      owner class: 0x00007fa41e2c0500 [3LM   ] T_CLASS Test::Unit::Runner
    self: 0x00007fa41e2b6e10 [3LM   ] T_OBJECT (Test::Unit::AutoRunner::Runner)len:28 ptr:0x000055b4e7c5d0d0
    lvars:
      method: T_SYMBOL test_condition_variable
      inst: 0x00007fa4163733d8 [0     ] T_OBJECT (TestFiberMutex)len:10 ptr:0x00007fa4210a3a98
      start_time: T_NIL
      result: T_NIL
  c:0023 p:---- s:0129 e:000128 CFUNC  :map
    me:
      called_id: map, type: cfunc
      owner class: 0x00007fa421428278 [3LM   ] T_CLASS Array
    self: 0x00007fa41636d1e0 [0     ] T_ARRAY (Array)[   ] len: 8, capa:16 ptr:0x000055b4e8a431c0
  c:0022 p:0127 s:0125 e:000124 METHOD /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/test/unit.rb:1451
    me:
      called_id: _run_suite, type: iseq
      owner class: 0x00007fa41e2c0500 [3LM   ] T_CLASS Test::Unit::Runner
    self: 0x00007fa41e2b6e10 [3LM   ] T_OBJECT (Test::Unit::AutoRunner::Runner)len:28 ptr:0x000055b4e7c5d0d0
    lvars:
      suite: 0x00007fa4213cce00 [3LM R ] T_CLASS TestFiberMutex
      type: T_SYMBOL test
      header: 0x00007fa41636d578 [0     ] T_STRING (String)test_suite_header
      filter: 0x00007fa41e16eb98 [3LM   ] T_REGEXP (Regexp)
      all_test_methods: 0x00007fa41636d1e0 [0     ] T_ARRAY (Array)[   ] len: 8, capa:16 ptr:0x000055b4e8a431c0
      leakchecker: 0x00007fa41636d140 [0     ] T_OBJECT (LeakChecker)len:7 ptr:0x00007fa4210a34c0
      trace: T_NIL
      assertions: T_NIL
  c:0021 p:0042 s:0113 e:000112 METHOD /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/test/unit.rb:1244
    me:
      called_id: _run_suite, type: iseq
      owner class: 0x00007fa41e2c0be0 [3LM   ] T_MODULE (Module)Test::Unit::ExcludesOption
      defined_class: 0x00007fa41e2bef48 [3LM   ] T_ICLASS src:Test::Unit::ExcludesOption
    self: 0x00007fa41e2b6e10 [3LM   ] T_OBJECT (Test::Unit::AutoRunner::Runner)len:28 ptr:0x000055b4e7c5d0d0
    lvars:
      suite: 0x00007fa4213cce00 [3LM R ] T_CLASS TestFiberMutex
      type: T_SYMBOL test
      ex: T_NIL
  c:0020 p:0010 s:0106 e:000104 BLOCK  /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/test/unit.rb:735 [FINISH]
    me:
      called_id: _run_suites, type: iseq
      owner class: 0x00007fa41e2c2be8 [3LM   ] T_MODULE (Module)Test::Unit::Parallel
      defined_class: 0x00007fa41e2bf178 [3LM   ] T_ICLASS src:Test::Unit::Parallel
    self: 0x00007fa41e2b6e10 [3LM   ] T_OBJECT (Test::Unit::AutoRunner::Runner)len:28 ptr:0x000055b4e7c5d0d0
    lvars:
      suite: 0x00007fa4213cce00 [3LM R ] T_CLASS TestFiberMutex
      e: T_NIL
  c:0019 p:---- s:0100 e:000099 CFUNC  :each
    me:
      called_id: each, type: cfunc
      owner class: 0x00007fa421428278 [3LM   ] T_CLASS Array
    self: 0x00007fa416845d70 [3LM   ] T_ARRAY (Array)[   ] len: 955, capa:955 ptr:0x000055b4e900f570
  c:0018 p:0054 s:0096 E:000aa8 METHOD /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/test/unit.rb:733
    me:
      called_id: _run_suites, type: iseq
      owner class: 0x00007fa41e2c2be8 [3LM   ] T_MODULE (Module)Test::Unit::Parallel
      defined_class: 0x00007fa41e2bf178 [3LM   ] T_ICLASS src:Test::Unit::Parallel
    self: 0x00007fa41e2b6e10 [3LM   ] T_OBJECT (Test::Unit::AutoRunner::Runner)len:28 ptr:0x000055b4e7c5d0d0
    lvars:
      suites: 0x00007fa416845d70 [3LM   ] T_ARRAY (Array)[   ] len: 955, capa:955 ptr:0x000055b4e900f570
      type: T_SYMBOL test
      result: 0x00007fa4167daa98 [3LM R ] T_ARRAY (Array)[   ] len: 82, capa:85 ptr:0x000055b4e8ecba90
  c:0017 p:0008 s:0089 E:001e38 METHOD /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/test/unit.rb:770
    me:
      called_id: _run_suites, type: iseq
      owner class: 0x00007fa41e2c1a68 [3LM   ] T_MODULE (Module)Test::Unit::Skipping
      defined_class: 0x00007fa41e2bf0d8 [3LM   ] T_ICLASS src:Test::Unit::Skipping
    self: 0x00007fa41e2b6e10 [3LM   ] T_OBJECT (Test::Unit::AutoRunner::Runner)len:28 ptr:0x000055b4e7c5d0d0
    lvars:
      suites: 0x00007fa416845d70 [3LM   ] T_ARRAY (Array)[   ] len: 955, capa:955 ptr:0x000055b4e900f570
      type: T_SYMBOL test
      result: T_NIL
  c:0016 p:0163 s:0082 E:001ea8 METHOD /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/test/unit.rb:1397
    me:
      called_id: _run_anything, type: iseq
      owner class: 0x00007fa41e2c0500 [3LM   ] T_CLASS Test::Unit::Runner
    self: 0x00007fa41e2b6e10 [3LM   ] T_OBJECT (Test::Unit::AutoRunner::Runner)len:28 ptr:0x000055b4e7c5d0d0
    lvars:
      type: T_SYMBOL test
      suites: 0x00007fa416845d70 [3LM   ] T_ARRAY (Array)[   ] len: 955, capa:955 ptr:0x000055b4e900f570
      test_count: T_FIXNUM 0
      assertion_count: T_FIXNUM 0
      sync: T_TRUE
      old_sync: T_FALSE
      start: 0x00007fa4168521d8 [0LM  U] time (Time)time
      results: T_NIL
      t: T_NIL
  c:0015 p:0016 s:0069 E:002158 METHOD /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/test/unit.rb:1181
    me:
      called_id: _run_anything, type: iseq
      owner class: 0x00007fa41e2c0cd0 [3LM   ] T_MODULE (Module)Test::Unit::RepeatOption
      defined_class: 0x00007fa41e2bf038 [3LM   ] T_ICLASS src:Test::Unit::RepeatOption
    self: 0x00007fa41e2b6e10 [3LM   ] T_OBJECT (Test::Unit::AutoRunner::Runner)len:28 ptr:0x000055b4e7c5d0d0
    lvars:
      type: T_SYMBOL test
  c:0014 p:0005 s:0064 E:002180 METHOD /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/test/unit.rb:1564
    me:
      called_id: run_tests, type: iseq
      owner class: 0x00007fa41e2c0500 [3LM   ] T_CLASS Test::Unit::Runner
    self: 0x00007fa41e2b6e10 [3LM   ] T_OBJECT (Test::Unit::AutoRunner::Runner)len:28 ptr:0x000055b4e7c5d0d0
  c:0013 p:0006 s:0060 E:0021e8 BLOCK  /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/test/unit.rb:1551 [FINISH]
    me:
      called_id: _run, type: iseq
      owner class: 0x00007fa41e2c0500 [3LM   ] T_CLASS Test::Unit::Runner
    self: 0x00007fa41e2b6e10 [3LM   ] T_OBJECT (Test::Unit::AutoRunner::Runner)len:28 ptr:0x000055b4e7c5d0d0
    lvars:
      plugin: 0x00007fa421463710 [3LM   ] T_STRING (String)run_tests
  c:0012 p:---- s:0056 e:000055 CFUNC  :each
    me:
      called_id: each, type: cfunc
      owner class: 0x00007fa421428278 [3LM   ] T_CLASS Array
    self: 0x00007fa416845fa0 [3LM   ] T_ARRAY (Array)[E ] len: 1 (embed)
  c:0011 p:0047 s:0052 E:0021b8 METHOD /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/test/unit.rb:1550
    me:
      called_id: _run, type: iseq
      owner class: 0x00007fa41e2c0500 [3LM   ] T_CLASS Test::Unit::Runner
    self: 0x00007fa41e2b6e10 [3LM   ] T_OBJECT (Test::Unit::AutoRunner::Runner)len:28 ptr:0x000055b4e7c5d0d0
    lvars:
      args: 0x00007fa41e2b58a8 [3LM   ] T_HASH (Hash)[A ] 8
  c:0010 p:0013 s:0047 E:002218 METHOD /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/test/unit.rb:1592
    me:
      called_id: run, type: iseq
      owner class: 0x00007fa41e2c0500 [3LM   ] T_CLASS Test::Unit::Runner
    self: 0x00007fa41e2b6e10 [3LM   ] T_OBJECT (Test::Unit::AutoRunner::Runner)len:28 ptr:0x000055b4e7c5d0d0
    lvars:
      argv: 0x00007fa421437368 [3LM   ] T_ARRAY shared -> 0x00007fa41e16f228 [3LM   ] T_ARRAY (Array)[   ] len: 832, capa:2 ptr:0x000055b4e239d4e0
  c:0009 p:0008 s:0042 E:0013a0 METHOD /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/test/unit.rb:955
    me:
      called_id: run, type: iseq
      owner class: 0x00007fa41e2c1810 [3LM   ] T_MODULE (Module)Test::Unit::StatusLine
      defined_class: 0x00007fa41e2bf1c8 [3LM   ] T_ICLASS src:Test::Unit::StatusLine
    self: 0x00007fa41e2b6e10 [3LM   ] T_OBJECT (Test::Unit::AutoRunner::Runner)len:28 ptr:0x000055b4e7c5d0d0
    lvars:
      args: 0x00007fa416846568 [3LM   ] T_ARRAY (Array)[E ] len: 1 (embed)
      result: T_NIL
  c:0008 p:0008 s:0036 E:0013e0 METHOD /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/test/unit.rb:803
    me:
      called_id: run, type: iseq
      owner class: 0x00007fa41e2c1950 [3LM   ] T_MODULE (Module)Test::Unit::Statistics
      defined_class: 0x00007fa41e2bf128 [3LM   ] T_ICLASS src:Test::Unit::Statistics
    self: 0x00007fa41e2b6e10 [3LM   ] T_OBJECT (Test::Unit::AutoRunner::Runner)len:28 ptr:0x000055b4e7c5d0d0
    lvars:
      args: 0x00007fa4168465e0 [3LM   ] T_ARRAY (Array)[E ] len: 1 (embed)
      result: T_NIL
  c:0007 p:0017 s:0030 E:001418 METHOD /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/test/unit.rb:154
    me:
      called_id: run, type: iseq
      owner class: 0x00007fa41e2c2f58 [3LM   ] T_MODULE Test::Unit::RunCount
      defined_class: 0x00007fa41e2bee80 [3LM   ] T_ICLASS src:Test::Unit::RunCount
    self: 0x00007fa41e2b6e10 [3LM   ] T_OBJECT (Test::Unit::AutoRunner::Runner)len:28 ptr:0x000055b4e7c5d0d0
    lvars:
      (null): 0x00007fa4168466a8 [3LM   ] T_ARRAY (Array)[E ] len: 1 (embed)
  c:0006 p:0032 s:0025 E:001440 METHOD /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/test/unit.rb:1671
    me:
      called_id: run, type: iseq
      owner class: 0x00007fa41e2bed68 [3LM   ] T_CLASS Test::Unit::AutoRunner
    self: 0x00007fa41e2b6f00 [3LM   ] T_OBJECT (Test::Unit::AutoRunner)len:5 ptr:0x000055b4e2270500
  c:0005 p:0009 s:0021 E:001478 METHOD /tmp/ruby/v3/src/trunk-mjit-wait/tool/lib/test/unit.rb:1675
    me:
      called_id: run, type: iseq
      owner class: 0x00007fa41e2bed40 [3LM   ] T_CLASS (annon)
    self: 0x00007fa41e2bed68 [3LM   ] T_CLASS Test::Unit::AutoRunner
    lvars:
      args: 0x00007fa41e2b6f50 [3LM   ] T_ARRAY (Array)[E ] len: 2 (embed)
  c:0004 p:0174 s:0016 E:001bb8 TOP    /tmp/ruby/v3/src/trunk-mjit-wait/tool/test/runner.rb:23 [FINISH]
    self: 0x00007fa4214183a0 [3LM   ] T_OBJECT (embed) len:3
    lvars:
      dir: 0x00007fa41e2b6fc8 [3LM   ] T_STRING (String)/tmp/ruby/v3/src/trunk-mjit-wait/test
  c:0003 p:---- s:0011 e:000010 CFUNC  :require_relative
    me:
      called_id: require_relative, type: cfunc
      owner class: 0x00007fa42141a5d8 [3LM   ] T_MODULE Kernel
      defined_class: 0x00007fa42141a588 [3LM   ] T_ICLASS src:Kernel
    self: 0x00007fa4214183a0 [3LM   ] T_OBJECT (embed) len:3
  c:0002 p:0104 s:0006 E:001be0 EVAL   /tmp/ruby/v3/src/trunk-mjit-wait/test/runner.rb:12 [FINISH]
    self: 0x00007fa4214183a0 [3LM   ] T_OBJECT (embed) len:3
  c:0001 p:0000 s:0003 E:002240 (none) [FINISH]
    self: 0x00007fa4214183a0 [3LM   ] T_OBJECT (embed) len:3
  
  th: 0x55b4e89394b0, native_id: 0x7fa414378700
  -- Control frame information -----------------------------------------------
  c:0004 p:---- s:0025 e:000024 CFUNC  :select
    me:
      called_id: select, type: cfunc
      owner class: 0x00007fa421431cd8 [3LM R ] T_CLASS (annon)
    self: 0x00007fa421431d00 [3LM R ] T_CLASS IO
  c:0003 p:0041 s:0017 e:000016 METHOD /tmp/ruby/v3/src/trunk-mjit-wait/test/fiber/scheduler.rb:54
    me:
      called_id: run, type: iseq
      owner class: 0x00007fa4213c1168 [3LM R ] T_CLASS Scheduler
    self: 0x00007fa416372be0 [0     ] T_OBJECT (Scheduler)len:8 ptr:0x00007fa4210a3af8
    lvars:
      readable: 0x00007fa416371bc8 [0     ] T_ARRAY (Array)[E ] len: 1 (embed)
      writable: 0x00007fa416371ba0 [0     ] T_ARRAY (Array)[E ] len: 0 (embed)
      selected: 0x00007fa416371ad8 [0     ] T_HASH (Hash)[A ] 0
      time: T_FLOAT
      waiting: 0x00007fa416371e20 [0     ] T_HASH (Hash)[AT] 1
      ready: 0x00007fa4163720a0 [0     ] T_ARRAY (Array)[E ] len: 1 (embed)
  c:0002 p:0057 s:0007 E:001318 BLOCK  /tmp/ruby/v3/src/trunk-mjit-wait/test/fiber/test_mutex.rb:134 [FINISH]
    me:
      called_id: test_condition_variable, type: iseq
      owner class: 0x00007fa4213cce00 [3LM R ] T_CLASS TestFiberMutex
    self: 0x00007fa4163733d8 [0     ] T_OBJECT (TestFiberMutex)len:10 ptr:0x00007fa4210a3a98
    lvars:
      scheduler: 0x00007fa416372be0 [0     ] T_OBJECT (Scheduler)len:8 ptr:0x00007fa4210a3af8
  c:0001 p:---- s:0003 e:000002 (none) [FINISH]
    self: T_NIL
  
  $1 = 0
  ">>> Finish
  "[Inferior 1 (process 24072) detached]
  [nil, 24072]
  "timeout 60 gdb -p 24058 -x /home/ko1/ruby/build-ruby/gdbscript -batch -quiet"
  27	../sysdeps/unix/sysv/linux/wait4.c: No such file or directory.
  0x00007fcb78785dba in __GI___wait4 (pid=-1, stat_loc=0x7ffc4a7b5cd8, options=0, usage=0x0) at ../sysdeps/unix/sysv/linux/wait4.c:27
  >>> Threads  Id   Target Id            Frame 
  * 1    process 24058 "make" 0x00007fcb78785dba in __GI___wait4 (pid=-1, stat_loc=0x7ffc4a7b5cd8, options=0, usage=0x0) at ../sysdeps/unix/sysv/linux/wait4.c:27
  >>> Machine level backtrace
  
  Thread 1 (process 24058):
  #0  0x00007fcb78785dba in __GI___wait4 (pid=-1, stat_loc=0x7ffc4a7b5cd8, options=0, usage=0x0) at ../sysdeps/unix/sysv/linux/wait4.c:27
  #1  0x000055cea67d9488 in reap_children ()
  #2  0x000055cea67d9e64 in new_job ()
  #3  0x000055cea67e5d47 in ?? ()
  #4  0x000055cea67e66df in update_goal_chain ()
  #5  0x000055cea67caf3f in main ()
  >>> Dump Ruby level backtrace
  /home/ko1/ruby/build-ruby/gdbscript:12: Error in sourced command file:
  No symbol "rb_vmdebug_stack_dump_all_threads" in current context.
  make: *** [uncommon.mk:817: yes-test-all] Killed
  [Inferior 1 (process 24058) detached]
  [nil, 24058]
  #<Errno::ESRCH: No such process>
  "timeout 60 gdb -p 24057 -x /home/ko1/ruby/build-ruby/gdbscript -batch -quiet"
  Could not attach to process.  If your uid matches the uid of the target
  process, check the setting of /proc/sys/kernel/yama/ptrace_scope, or try
  again as the root user.  For more details, see /etc/sysctl.d/10-ptrace.conf
  warning: process 24057 is a zombie - the process has already terminated
  ptrace: Operation not permitted.
  >>> ThreadsNo threads.
  >>> Machine level backtrace
  >>> Dump Ruby level backtrace
  /home/ko1/ruby/build-ruby/gdbscript:12: Error in sourced command file:
  No symbol table is loaded.  Use the "file" command.
  [nil, 24057]
  "timeout 60 gdb -p 27667 -x /home/ko1/ruby/build-ruby/gdbscript -batch -quiet"
  ptrace: No such process.
  >>> ThreadsNo threads.
  >>> Machine level backtrace
  >>> Dump Ruby level backtrace
  /home/ko1/ruby/build-ruby/gdbscript:12: Error in sourced command file:
  No symbol table is loaded.  Use the "file" command.
  [nil, 27667]
  #<Errno::ESRCH: No such process>
    0.004000   0.000000 4903.792000 (18002.516158)
  /home/ko1/ruby/build-ruby/build-ruby.rb:174:in `each_line': execution expired (Timeout::Error)
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:174:in `block (2 levels) in cmd'
  	from /usr/lib/ruby/2.7.0/timeout.rb:110:in `timeout'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:173:in `block in cmd'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:170:in `popen'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:170:in `cmd'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:320:in `block in test_all'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:243:in `block in builddir'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:242:in `chdir'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:242:in `builddir'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:319:in `test_all'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:382:in `block (4 levels) in run'
  	from /usr/lib/ruby/2.7.0/benchmark.rb:293:in `measure'
  	from /usr/lib/ruby/2.7.0/benchmark.rb:375:in `item'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:380:in `block (3 levels) in run'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:379:in `each'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:379:in `block (2 levels) in run'
  	from /usr/lib/ruby/2.7.0/benchmark.rb:173:in `benchmark'
  	from /usr/lib/ruby/2.7.0/benchmark.rb:205:in `bm'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:378:in `block in run'
  	from /usr/lib/ruby/2.7.0/benchmark.rb:293:in `measure'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:377:in `run'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:551:in `<main>'
  total: 18922.50 sec