Result of trunk_clang_8@silicon-docker at 2019-11-12 04:22:50 +0900

• NG (45bb6f28db) [LOG]

• Linux silicon-docker 4.9.0-9-amd64 #1 SMP Debian 4.9.168-1+deb9u5 (2019-08-11) x86_64 x86_64 x86_64 GNU/Linux
  

• rev: 45bb6f28db
  test-all : 
  test-spec: 
  exit statuses:
    "rm -f .revision.time" 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 TESTS='-j6'" exit with 0.
    "make yes-test-basic TESTS='-j6'" exit with 0.
  Logfile: /home/ko1/ruby/logs/brlog.trunk_clang_8.20191111-162200
  #<BuildRuby:0x0000564014304e90
   @BUILD_DIR="/tmp/ruby/v2/build",
   @INSTALL_DIR="/tmp/ruby/v2/install",
   @REPOSITORY="https://github.com/ruby/ruby.git",
   @REPOSITORY_TYPE=:git,
   @SRC_DIR="/tmp/ruby/v2/src",
   @TARGET_BUILD_DIR="/tmp/ruby/v2/build/trunk_clang_8",
   @TARGET_INSTALL_DIR="/tmp/ruby/v2/install/trunk_clang_8",
   @TARGET_NAME="trunk_clang_8",
   @TARGET_SRC_DIR="/tmp/ruby/v2/src/trunk_clang_8",
   @build_opts="-j6",
   @configure_opts=["CC=clang-8"],
   @gist=false,
   @git_branch=nil,
   @incremental=true,
   @logfile="/home/ko1/ruby/logs/brlog.trunk_clang_8.20191111-162200",
   @quiet=false,
   @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="TESTS='-j6'",
   @timeout=10800>
                             user     system      total        real
  checkout               0.000000   0.000000   0.000000 (  0.000023)
  autoconf               0.000000   0.000000   0.000000 (  0.000045)
  configure              0.000000   0.000000   0.000000 (  0.000044)
  build_up             /tmp/ruby/v2/src/trunk_clang_8/tool/lib/vpath.rb:18:in `initialize': No such file or directory @ rb_sysopen - enc/unicode/data/12.1.0/ucd/CompositionExclusions.txt (Errno::ENOENT)
  	from /tmp/ruby/v2/src/trunk_clang_8/tool/lib/vpath.rb:18:in `open'
  	from /tmp/ruby/v2/src/trunk_clang_8/tool/lib/vpath.rb:18:in `call'
  	from /tmp/ruby/v2/src/trunk_clang_8/tool/lib/vpath.rb:18:in `search'
  	from /tmp/ruby/v2/src/trunk_clang_8/tool/lib/vpath.rb:35:in `open'
  	from /tmp/ruby/v2/src/trunk_clang_8/template/unicode_norm_gen.tmpl:69:in `block (2 levels) in <main>'
  	from /usr/lib/ruby/2.5.0/erb.rb:876:in `eval'
  	from /usr/lib/ruby/2.5.0/erb.rb:876:in `result'
  	from /tmp/ruby/v2/src/trunk_clang_8/tool/generic_erb.rb:41:in `block (2 levels) in <main>'
  	from /tmp/ruby/v2/src/trunk_clang_8/tool/generic_erb.rb:41:in `block in <main>'
  	from /tmp/ruby/v2/src/trunk_clang_8/tool/generic_erb.rb:34:in `map'
  	from /tmp/ruby/v2/src/trunk_clang_8/tool/generic_erb.rb:34:in `<main>'
  make: *** [/tmp/ruby/v2/src/trunk_clang_8/enc/unicode/data/12.1.0/ucd/.unicode-tables.time] Error 1
  make: *** Waiting for unfinished jobs....
    0.008000   0.004000  13.856000 (  7.507515)
  build_miniruby         0.004000   0.000000   1.120000 (  1.085431)
  build_ruby             0.004000   0.000000   1.940000 (  1.564964)
  build_all              0.008000   0.008000   4.204000 (  2.765434)
  build_install          0.012000   0.008000   2.740000 (  1.975781)
  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_string.rb           .
  test_struct.rb           .
  test_syntax.rb           ............................................................................................................................................................
  test_thread.rb           ................................................
  Fiber count: 10000 (skipping)
  Thread count: 10000 (skipping)
  PASS all 1409 tests
    0.000000   0.000000  28.612000 ( 29.979776)
  test_basic             0.000000   0.008000   0.476000 (  0.608503)
  test_all             $$$ #<Timeout::Error: execution expired>
   PPID   PID  PGID   SID TTY      TPGID STAT   UID   TIME COMMAND
     11    12    12    12 ?           -1 Ss    1001   0:00 sh build-loop.sh trunk_clang_8 --incremental --process-num=6
  19350   992    12    12 ?           -1 S     1001   0:00 sh -c make yes-test-all TESTS='-j6'
    992   994    12    12 ?           -1 S     1001   0:00 make yes-test-all TESTS=-j6
    994  1017    12    12 ?           -1 S     1001   0:03 /tmp/ruby/v2/build/trunk_clang_8/ruby --disable-gems /tmp/ruby/v2/src/trunk_clang_8/test/runner.rb --ruby=./miniruby -I/tmp/ruby/v2/src/trunk_clang_8/lib -I. -I.ext/common  /tmp/ruby/v2/src/trunk_clang_8/tool/runruby.rb --extout=.ext  -- --disable-gems --excludes-dir=/tmp/ruby/v2/src/trunk_clang_8/test/excludes --name=!/memory_leak/ -j6
   1017  1018    12    12 ?           -1 Sl    1001   0:34 /tmp/ruby/v2/src/trunk_clang_8/tool/lib/test/unit/parallel.rb: TestOpenURISSL#test_proxy_cacert_dir
  19350  7372    12    12 ?           -1 R     1001   0:00 ps jx
     12 19348    12    12 ?           -1 Sl    1001   0:00 ruby ./br.rb build_report trunk_clang_8 --incremental --process-num=6
  19348 19350    12    12 ?           -1 Sl    1001   0:00 ruby /home/ko1/ruby/build-ruby/build-ruby.rb --target_name=trunk_clang_8 --logfile=/home/ko1/ruby/logs/brlog.trunk_clang_8.20191111-162200 --root_dir=/tmp/ruby --timeout=10800 --configure_opts=CC=clang-8 --incremental --process-num=6
  {11=>[12], 19350=>[992, 7372], 992=>[994], 994=>[1017], 1017=>[1018], 12=>[19348], 19348=>[19350]}
  "gdb -p 1018 -x /home/ko1/ruby/build-ruby/gdbscript -batch -quiet"
  [New LWP 1042]
  [New LWP 5687]
  [New LWP 5688]
  [New LWP 5689]
  [New LWP 5690]
  [New LWP 5691]
  [Thread debugging using libthread_db enabled]
  Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
  39	../sysdeps/unix/sysv/linux/ppoll.c: No such file or directory.
  0x00007fc61787dcf6 in __GI_ppoll (fds=0x7ffde02d4820, nfds=1, timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
  >>> Machine level backtrace
  
  Thread 7 (Thread 0x7fc6125ec700 (LWP 5691)):
  #0  0x00007fc6187ca9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x7fc5f4005130) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
  #1  __pthread_cond_wait_common (abstime=0x0, mutex=0x7fc5f4005160, cond=0x7fc5f4005108) at pthread_cond_wait.c:502
  #2  __pthread_cond_wait (cond=0x7fc5f4005108, mutex=0x7fc5f4005160) at pthread_cond_wait.c:655
  #3  0x000055f660519f9a in rb_native_cond_wait (cond=0x7fc5f4005108, mutex=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/thread_pthread.c:509
  #4  native_cond_sleep (th=0x7fc5f40050a0, rel=0x0) at /tmp/ruby/v2/src/trunk_clang_8/thread_pthread.c:1197
  #5  0x000055f660511180 in native_sleep (th=0x7fc5f40050a0, rel=0x0) at /tmp/ruby/v2/src/trunk_clang_8/thread_pthread.c:2113
  #6  0x000055f66051b365 in thread_join_sleep (arg=140488687401232) at /tmp/ruby/v2/src/trunk_clang_8/thread.c:1013
  #7  0x000055f6603c11cf in rb_ensure (b_proc=<optimized out>, data1=<optimized out>, e_proc=<optimized out>, data2=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/eval.c:1129
  #8  0x000055f66051b1d3 in thread_join (target_th=0x7fc5f4004f20, rel=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/thread.c:1058
  #9  0x000055f6605182bc in thread_join_m (argc=<optimized out>, argv=<optimized out>, self=94516724231880) at /tmp/ruby/v2/src/trunk_clang_8/thread.c:1155
  #10 0x000055f6605646c7 in vm_call_cfunc_with_frame (ec=<optimized out>, reg_cfp=<optimized out>, calling=<optimized out>, cd=<optimized out>, empty_kw_splat=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:2467
  #11 vm_call_cfunc (ec=0x7fc5f40133f0, reg_cfp=0x7fc6125ebd30, calling=<optimized out>, cd=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:2492
  #12 0x000055f6605639c2 in vm_call_method (ec=0x7fc5f40133f0, cfp=0x7fc6125ebd30, calling=0x7fc6124ebb10, cd=0x55f666350c10) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:3005
  #13 0x000055f66054b7b6 in vm_sendish (ec=<optimized out>, reg_cfp=<optimized out>, cd=0x55f666350c10, block_handler=0, method_explorer=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:3972
  #14 vm_exec_core (ec=<optimized out>, initial=<optimized out>) at ../../src/trunk_clang_8/insns.def:812
  #15 0x000055f66055fc01 in rb_vm_exec (ec=<optimized out>, mjit_enable_p=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:2126
  #16 0x000055f66055e336 in rb_vm_invoke_proc (ec=<optimized out>, proc=0x7fc5f4015f00, argc=<optimized out>, argv=<optimized out>, kw_splat=0, passed_block_handler=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:1044
  #17 0x000055f66051ac64 in thread_do_start (th=0x7fc5f40050a0) at /tmp/ruby/v2/src/trunk_clang_8/thread.c:696
  #18 0x000055f66051a60f in thread_start_func_2 (th=<optimized out>, stack_start=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/thread.c:744
  #19 0x000055f66051a1a2 in thread_start_func_1 (th_ptr=0x7fc5f40050a0) at /tmp/ruby/v2/src/trunk_clang_8/thread_pthread.c:969
  #20 0x00007fc6187c46db in start_thread (arg=0x7fc6125ec700) at pthread_create.c:463
  #21 0x00007fc61788a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  
  Thread 6 (Thread 0x7fc611b29700 (LWP 5690)):
  #0  0x00007fc61788003f in __GI___select (nfds=14, readfds=0x7fc5fc009fe0, writefds=0x0, exceptfds=0x0, timeout=0x0) at ../sysdeps/unix/sysv/linux/select.c:41
  #1  0x000055f660514c63 in native_fd_select (n=<optimized out>, readfds=<optimized out>, writefds=<optimized out>, exceptfds=<optimized out>, timeout=0x0, th=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/thread_pthread.c:1158
  #2  do_select (p=140488676116256) at /tmp/ruby/v2/src/trunk_clang_8/thread.c:3988
  #3  0x000055f6603c11cf in rb_ensure (b_proc=<optimized out>, data1=<optimized out>, e_proc=<optimized out>, data2=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/eval.c:1129
  #4  0x000055f660514958 in rb_thread_fd_select (max=<optimized out>, read=<optimized out>, write=<optimized out>, except=<optimized out>, timeout=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/thread.c:4111
  #5  0x000055f6604057b7 in select_internal (read=<optimized out>, write=<optimized out>, except=8, tp=0x0, fds=0x7fc611a28998) at /tmp/ruby/v2/src/trunk_clang_8/io.c:9162
  #6  select_call (arg=140488676116856) at /tmp/ruby/v2/src/trunk_clang_8/io.c:9232
  #7  0x000055f6603c11cf in rb_ensure (b_proc=<optimized out>, data1=<optimized out>, e_proc=<optimized out>, data2=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/eval.c:1129
  #8  0x000055f6603f7fc0 in rb_f_select (argc=1, argv=0x7fc611a28e10, obj=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/io.c:9580
  #9  0x000055f6605646c7 in vm_call_cfunc_with_frame (ec=<optimized out>, reg_cfp=<optimized out>, calling=<optimized out>, cd=<optimized out>, empty_kw_splat=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:2467
  #10 vm_call_cfunc (ec=0x7fc5f4013190, reg_cfp=0x7fc611b28d30, calling=<optimized out>, cd=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:2492
  #11 0x000055f66054b7b6 in vm_sendish (ec=<optimized out>, reg_cfp=<optimized out>, cd=0x55f66289dbc0, block_handler=0, method_explorer=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:3972
  #12 vm_exec_core (ec=<optimized out>, initial=<optimized out>) at ../../src/trunk_clang_8/insns.def:812
  #13 0x000055f66055fc01 in rb_vm_exec (ec=<optimized out>, mjit_enable_p=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:2126
  #14 0x000055f66055e336 in rb_vm_invoke_proc (ec=<optimized out>, proc=0x7fc5f4014ac0, argc=<optimized out>, argv=<optimized out>, kw_splat=0, passed_block_handler=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:1044
  #15 0x000055f66051ac64 in thread_do_start (th=0x7fc5f4004f20) at /tmp/ruby/v2/src/trunk_clang_8/thread.c:696
  #16 0x000055f66051a60f in thread_start_func_2 (th=<optimized out>, stack_start=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/thread.c:744
  #17 0x000055f66051a1a2 in thread_start_func_1 (th_ptr=0x7fc5f4004f20) at /tmp/ruby/v2/src/trunk_clang_8/thread_pthread.c:969
  #18 0x00007fc6187c46db in start_thread (arg=0x7fc611b29700) at pthread_create.c:463
  #19 0x00007fc61788a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  
  Thread 5 (Thread 0x7fc6118e7700 (LWP 5689)):
  #0  0x00007fc6187ca9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55f664d5c280) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
  #1  __pthread_cond_wait_common (abstime=0x0, mutex=0x55f664d5c2b0, cond=0x55f664d5c258) at pthread_cond_wait.c:502
  #2  __pthread_cond_wait (cond=0x55f664d5c258, mutex=0x55f664d5c2b0) at pthread_cond_wait.c:655
  #3  0x000055f660519f9a in rb_native_cond_wait (cond=0x55f664d5c258, mutex=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/thread_pthread.c:509
  #4  native_cond_sleep (th=0x55f664d5c1f0, rel=0x0) at /tmp/ruby/v2/src/trunk_clang_8/thread_pthread.c:1197
  #5  0x000055f660511180 in native_sleep (th=0x55f664d5c1f0, rel=0x0) at /tmp/ruby/v2/src/trunk_clang_8/thread_pthread.c:2113
  #6  0x000055f6605104d7 in do_mutex_lock (self=94516704041600, interruptible_p=1) at /tmp/ruby/v2/src/trunk_clang_8/thread_sync.c:278
  #7  0x00007fc61450cee7 in monitor_enter (monitor=94516704041640) at /tmp/ruby/v2/src/trunk_clang_8/ext/monitor/monitor.c:80
  #8  0x000055f6605646c7 in vm_call_cfunc_with_frame (ec=<optimized out>, reg_cfp=<optimized out>, calling=<optimized out>, cd=<optimized out>, empty_kw_splat=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:2467
  #9  vm_call_cfunc (ec=0x55f66628ba20, reg_cfp=0x7fc6118e6ac8, calling=<optimized out>, cd=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:2492
  #10 0x000055f66054b7b6 in vm_sendish (ec=<optimized out>, reg_cfp=<optimized out>, cd=0x55f662919370, block_handler=0, method_explorer=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:3972
  #11 vm_exec_core (ec=<optimized out>, initial=<optimized out>) at ../../src/trunk_clang_8/insns.def:812
  #12 0x000055f66055fc01 in rb_vm_exec (ec=<optimized out>, mjit_enable_p=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:2126
  #13 0x000055f66056f323 in invoke_block (ec=<optimized out>, iseq=<optimized out>, self=<optimized out>, captured=<optimized out>, cref=<optimized out>, opt_pc=<optimized out>, type=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:1044
  #14 invoke_iseq_block_from_c (ec=<optimized out>, captured=<optimized out>, self=94516724262400, argc=<optimized out>, argv=<optimized out>, kw_splat=<optimized out>, passed_block_handler=<optimized out>, cref=<optimized out>, is_lambda=<optimized out>, me=0x0) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:1116
  #15 invoke_block_from_c_bh (ec=0x55f66628ba20, block_handler=<optimized out>, argc=<optimized out>, argv=<optimized out>, kw_splat=<optimized out>, passed_block_handler=<optimized out>, cref=0x0, is_lambda=<optimized out>, force_blockarg=0) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:1134
  #16 0x000055f66055b66d in vm_yield (argv=<optimized out>, ec=<optimized out>, argc=<optimized out>, kw_splat=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:1179
  #17 rb_yield_0 (argc=1, argv=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_eval.c:1228
  #18 catch_i (tag=<optimized out>, _=0, argc=1, blockarg=8, argv=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_eval.c:2207
  #19 vm_catch_protect (tag=<optimized out>, data=0, ec=0x55f66628ba20, func=<optimized out>, stateptr=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_eval.c:2289
  #20 rb_catch_obj (t=<optimized out>, data=0, func=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_eval.c:2315
  #21 rb_f_catch (argc=<optimized out>, argv=<optimized out>, self=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_eval.c:2265
  #22 0x000055f6605646c7 in vm_call_cfunc_with_frame (ec=<optimized out>, reg_cfp=<optimized out>, calling=<optimized out>, cd=<optimized out>, empty_kw_splat=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:2467
  #23 vm_call_cfunc (ec=0x55f66628ba20, reg_cfp=0x7fc6118e6be0, calling=<optimized out>, cd=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:2492
  #24 0x000055f6605639c2 in vm_call_method (ec=0x55f66628ba20, cfp=0x7fc6118e6be0, calling=0x7fc6117e6b10, cd=0x55f6651a5790) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:3005
  #25 0x000055f66054b685 in vm_sendish (ec=<optimized out>, reg_cfp=<optimized out>, cd=0x55f6651a5790, block_handler=<optimized out>, method_explorer=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:3972
  #26 vm_exec_core (ec=<optimized out>, initial=<optimized out>) at ../../src/trunk_clang_8/insns.def:793
  #27 0x000055f66055fc01 in rb_vm_exec (ec=<optimized out>, mjit_enable_p=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:2126
  #28 0x000055f66055e336 in rb_vm_invoke_proc (ec=<optimized out>, proc=0x55f6645330d0, argc=<optimized out>, argv=<optimized out>, kw_splat=0, passed_block_handler=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:1044
  #29 0x000055f66051ac64 in thread_do_start (th=0x55f664d5c1f0) at /tmp/ruby/v2/src/trunk_clang_8/thread.c:696
  #30 0x000055f66051a60f in thread_start_func_2 (th=<optimized out>, stack_start=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/thread.c:744
  #31 0x000055f66051a1a2 in thread_start_func_1 (th_ptr=0x55f664d5c1f0) at /tmp/ruby/v2/src/trunk_clang_8/thread_pthread.c:969
  #32 0x00007fc6187c46db in start_thread (arg=0x7fc6118e7700) at pthread_create.c:463
  #33 0x00007fc61788a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  
  Thread 4 (Thread 0x7fc611a08700 (LWP 5688)):
  #0  0x00007fc6187ca9f3 in futex_wait_cancelable (private=<optimized out>, expected=0, futex_word=0x55f666404da0) at ../sysdeps/unix/sysv/linux/futex-internal.h:88
  #1  __pthread_cond_wait_common (abstime=0x0, mutex=0x55f666404dd0, cond=0x55f666404d78) at pthread_cond_wait.c:502
  #2  __pthread_cond_wait (cond=0x55f666404d78, mutex=0x55f666404dd0) at pthread_cond_wait.c:655
  #3  0x000055f660519f9a in rb_native_cond_wait (cond=0x55f666404d78, mutex=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/thread_pthread.c:509
  #4  native_cond_sleep (th=0x55f666404d10, rel=0x0) at /tmp/ruby/v2/src/trunk_clang_8/thread_pthread.c:1197
  #5  0x000055f660511180 in native_sleep (th=0x55f666404d10, rel=0x0) at /tmp/ruby/v2/src/trunk_clang_8/thread_pthread.c:2113
  #6  0x000055f66051b365 in thread_join_sleep (arg=140488674933008) at /tmp/ruby/v2/src/trunk_clang_8/thread.c:1013
  #7  0x000055f6603c11cf in rb_ensure (b_proc=<optimized out>, data1=<optimized out>, e_proc=<optimized out>, data2=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/eval.c:1129
  #8  0x000055f66051b1d3 in thread_join (target_th=0x55f666321450, rel=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/thread.c:1058
  #9  0x000055f6605182bc in thread_join_m (argc=<optimized out>, argv=<optimized out>, self=94516719422000) at /tmp/ruby/v2/src/trunk_clang_8/thread.c:1155
  #10 0x000055f6605646c7 in vm_call_cfunc_with_frame (ec=<optimized out>, reg_cfp=<optimized out>, calling=<optimized out>, cd=<optimized out>, empty_kw_splat=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:2467
  #11 vm_call_cfunc (ec=0x55f666090d40, reg_cfp=0x7fc611a07d30, calling=<optimized out>, cd=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:2492
  #12 0x000055f6605639c2 in vm_call_method (ec=0x55f666090d40, cfp=0x7fc611a07d30, calling=0x7fc611907b10, cd=0x55f665df9690) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:3005
  #13 0x000055f66054b7b6 in vm_sendish (ec=<optimized out>, reg_cfp=<optimized out>, cd=0x55f665df9690, block_handler=0, method_explorer=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:3972
  #14 vm_exec_core (ec=<optimized out>, initial=<optimized out>) at ../../src/trunk_clang_8/insns.def:812
  #15 0x000055f66055fc01 in rb_vm_exec (ec=<optimized out>, mjit_enable_p=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:2126
  #16 0x000055f66055e336 in rb_vm_invoke_proc (ec=<optimized out>, proc=0x55f6647a0da0, argc=<optimized out>, argv=<optimized out>, kw_splat=0, passed_block_handler=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:1044
  #17 0x000055f66051ac64 in thread_do_start (th=0x55f666404d10) at /tmp/ruby/v2/src/trunk_clang_8/thread.c:696
  #18 0x000055f66051a60f in thread_start_func_2 (th=<optimized out>, stack_start=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/thread.c:744
  #19 0x000055f66051a1a2 in thread_start_func_1 (th_ptr=0x55f666404d10) at /tmp/ruby/v2/src/trunk_clang_8/thread_pthread.c:969
  #20 0x00007fc6187c46db in start_thread (arg=0x7fc611a08700) at pthread_create.c:463
  #21 0x00007fc61788a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  
  Thread 3 (Thread 0x7fc611c4a700 (LWP 5687)):
  #0  0x00007fc61788003f in __GI___select (nfds=11, readfds=0x7fc60800aa20, writefds=0x0, exceptfds=0x0, timeout=0x0) at ../sysdeps/unix/sysv/linux/select.c:41
  #1  0x000055f660514c63 in native_fd_select (n=<optimized out>, readfds=<optimized out>, writefds=<optimized out>, exceptfds=<optimized out>, timeout=0x0, th=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/thread_pthread.c:1158
  #2  do_select (p=140488677300000) at /tmp/ruby/v2/src/trunk_clang_8/thread.c:3988
  #3  0x000055f6603c11cf in rb_ensure (b_proc=<optimized out>, data1=<optimized out>, e_proc=<optimized out>, data2=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/eval.c:1129
  #4  0x000055f660514958 in rb_thread_fd_select (max=<optimized out>, read=<optimized out>, write=<optimized out>, except=<optimized out>, timeout=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/thread.c:4111
  #5  0x000055f6604057b7 in select_internal (read=<optimized out>, write=<optimized out>, except=8, tp=0x0, fds=0x7fc611b49998) at /tmp/ruby/v2/src/trunk_clang_8/io.c:9162
  #6  select_call (arg=140488677300600) at /tmp/ruby/v2/src/trunk_clang_8/io.c:9232
  #7  0x000055f6603c11cf in rb_ensure (b_proc=<optimized out>, data1=<optimized out>, e_proc=<optimized out>, data2=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/eval.c:1129
  #8  0x000055f6603f7fc0 in rb_f_select (argc=1, argv=0x7fc611b49e10, obj=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/io.c:9580
  #9  0x000055f6605646c7 in vm_call_cfunc_with_frame (ec=<optimized out>, reg_cfp=<optimized out>, calling=<optimized out>, cd=<optimized out>, empty_kw_splat=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:2467
  #10 vm_call_cfunc (ec=0x55f666209a60, reg_cfp=0x7fc611c49d30, calling=<optimized out>, cd=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:2492
  #11 0x000055f66054b7b6 in vm_sendish (ec=<optimized out>, reg_cfp=<optimized out>, cd=0x55f66289dbc0, block_handler=0, method_explorer=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:3972
  #12 vm_exec_core (ec=<optimized out>, initial=<optimized out>) at ../../src/trunk_clang_8/insns.def:812
  #13 0x000055f66055fc01 in rb_vm_exec (ec=<optimized out>, mjit_enable_p=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:2126
  #14 0x000055f66055e336 in rb_vm_invoke_proc (ec=<optimized out>, proc=0x55f664a35730, argc=<optimized out>, argv=<optimized out>, kw_splat=0, passed_block_handler=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:1044
  #15 0x000055f66051ac64 in thread_do_start (th=0x55f666321450) at /tmp/ruby/v2/src/trunk_clang_8/thread.c:696
  #16 0x000055f66051a60f in thread_start_func_2 (th=<optimized out>, stack_start=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/thread.c:744
  #17 0x000055f66051a1a2 in thread_start_func_1 (th_ptr=0x55f666321450) at /tmp/ruby/v2/src/trunk_clang_8/thread_pthread.c:969
  #18 0x00007fc6187c46db in start_thread (arg=0x7fc611c4a700) at pthread_create.c:463
  #19 0x00007fc61788a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  
  Thread 2 (Thread 0x7fc61270d700 (LWP 1042)):
  #0  0x00007fc6187ce384 in __libc_read (fd=5, buf=0x7fc60c00f200, nbytes=1024) at ../sysdeps/unix/sysv/linux/read.c:27
  #1  0x000055f6604026d3 in internal_read_func (ptr=0x7fc61260c990) at /tmp/ruby/v2/src/trunk_clang_8/io.c:1023
  #2  0x000055f660512bf3 in rb_thread_io_blocking_region (func=<optimized out>, data1=<optimized out>, fd=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/thread.c:1608
  #3  0x000055f6603c11cf in rb_ensure (b_proc=<optimized out>, data1=<optimized out>, e_proc=<optimized out>, data2=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/eval.c:1129
  #4  0x000055f6604097c9 in read_internal_locktmp (str=<optimized out>, iis=0x5) at /tmp/ruby/v2/src/trunk_clang_8/io.c:2812
  #5  io_getpartial (argc=<optimized out>, argv=<optimized out>, io=<optimized out>, no_exception=<optimized out>, nonblock=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/io.c:2854
  #6  0x000055f6603fd5de in io_readpartial (argc=5, argv=0x7fc60c00f200, io=1024) at /tmp/ruby/v2/src/trunk_clang_8/io.c:2947
  #7  0x000055f6605646c7 in vm_call_cfunc_with_frame (ec=<optimized out>, reg_cfp=<optimized out>, calling=<optimized out>, cd=<optimized out>, empty_kw_splat=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:2467
  #8  vm_call_cfunc (ec=0x55f6663d8310, reg_cfp=0x7fc61270cd30, calling=<optimized out>, cd=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:2492
  #9  0x000055f66054b7b6 in vm_sendish (ec=<optimized out>, reg_cfp=<optimized out>, cd=0x55f6623a30a0, block_handler=0, method_explorer=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:3972
  #10 vm_exec_core (ec=<optimized out>, initial=<optimized out>) at ../../src/trunk_clang_8/insns.def:812
  #11 0x000055f66055fc01 in rb_vm_exec (ec=<optimized out>, mjit_enable_p=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:2126
  #12 0x000055f66055e336 in rb_vm_invoke_proc (ec=<optimized out>, proc=0x55f666038960, argc=<optimized out>, argv=<optimized out>, kw_splat=0, passed_block_handler=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:1044
  #13 0x000055f66051ac64 in thread_do_start (th=0x55f6660387e0) at /tmp/ruby/v2/src/trunk_clang_8/thread.c:696
  #14 0x000055f66051a60f in thread_start_func_2 (th=<optimized out>, stack_start=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/thread.c:744
  #15 0x000055f66051a1a2 in thread_start_func_1 (th_ptr=0x55f6660387e0) at /tmp/ruby/v2/src/trunk_clang_8/thread_pthread.c:969
  #16 0x00007fc6187c46db in start_thread (arg=0x7fc61270d700) at pthread_create.c:463
  #17 0x00007fc61788a88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  
  Thread 1 (Thread 0x7fc618e12740 (LWP 1018)):
  #0  0x00007fc61787dcf6 in __GI_ppoll (fds=0x7ffde02d4820, nfds=1, timeout=<optimized out>, sigmask=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
  #1  0x000055f6605100df in rb_sigwait_sleep (th=0x55f662238eb0, sigwait_fd=3, rel=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/thread_pthread.c:1979
  #2  0x000055f660511329 in native_sleep (th=0x55f662238eb0, rel=0x0) at /tmp/ruby/v2/src/trunk_clang_8/thread_pthread.c:2099
  #3  0x000055f66051b365 in thread_join_sleep (arg=140728364517888) at /tmp/ruby/v2/src/trunk_clang_8/thread.c:1013
  #4  0x000055f6603c11cf in rb_ensure (b_proc=<optimized out>, data1=<optimized out>, e_proc=<optimized out>, data2=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/eval.c:1129
  #5  0x000055f66051b1d3 in thread_join (target_th=0x55f666404d10, rel=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/thread.c:1058
  #6  0x000055f6605128aa in thread_value (self=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/thread.c:1176
  #7  0x000055f6605646c7 in vm_call_cfunc_with_frame (ec=<optimized out>, reg_cfp=<optimized out>, calling=<optimized out>, cd=<optimized out>, empty_kw_splat=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:2467
  #8  vm_call_cfunc (ec=0x55f6622394c0, reg_cfp=0x7fc618e10bb0, calling=<optimized out>, cd=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:2492
  #9  0x000055f66054b7b6 in vm_sendish (ec=<optimized out>, reg_cfp=<optimized out>, cd=0x55f6624d2d20, block_handler=0, method_explorer=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:3972
  #10 vm_exec_core (ec=<optimized out>, initial=<optimized out>) at ../../src/trunk_clang_8/insns.def:812
  #11 0x000055f66055fc01 in rb_vm_exec (ec=<optimized out>, mjit_enable_p=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:2126
  #12 0x000055f66056f323 in invoke_block (ec=<optimized out>, iseq=<optimized out>, self=<optimized out>, captured=<optimized out>, cref=<optimized out>, opt_pc=<optimized out>, type=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:1044
  #13 invoke_iseq_block_from_c (ec=<optimized out>, captured=<optimized out>, self=94516700795760, argc=<optimized out>, argv=<optimized out>, kw_splat=<optimized out>, passed_block_handler=<optimized out>, cref=<optimized out>, is_lambda=<optimized out>, me=0x0) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:1116
  #14 invoke_block_from_c_bh (ec=0x55f6622394c0, block_handler=<optimized out>, argc=<optimized out>, argv=<optimized out>, kw_splat=<optimized out>, passed_block_handler=<optimized out>, cref=0x0, is_lambda=<optimized out>, force_blockarg=0) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:1134
  #15 0x000055f6605587db in vm_yield (argv=<optimized out>, ec=<optimized out>, argc=<optimized out>, kw_splat=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:1179
  #16 rb_yield_0 (argc=1, argv=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_eval.c:1228
  #17 rb_yield_1 (val=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_eval.c:1234
  #18 rb_yield (val=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_eval.c:1244
  #19 0x000055f6605867f4 in rb_ary_collect (ary=94516751903080) at /tmp/ruby/v2/src/trunk_clang_8/array.c:3071
  #20 0x000055f6605646c7 in vm_call_cfunc_with_frame (ec=<optimized out>, reg_cfp=<optimized out>, calling=<optimized out>, cd=<optimized out>, empty_kw_splat=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:2467
  #21 vm_call_cfunc (ec=0x55f6622394c0, reg_cfp=0x7fc618e10e18, calling=<optimized out>, cd=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:2492
  #22 0x000055f66054b685 in vm_sendish (ec=<optimized out>, reg_cfp=<optimized out>, cd=0x55f66248d6e0, block_handler=<optimized out>, method_explorer=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:3972
  #23 vm_exec_core (ec=<optimized out>, initial=<optimized out>) at ../../src/trunk_clang_8/insns.def:793
  #24 0x000055f66055fc01 in rb_vm_exec (ec=<optimized out>, mjit_enable_p=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:2126
  #25 0x000055f66056f323 in invoke_block (ec=<optimized out>, iseq=<optimized out>, self=<optimized out>, captured=<optimized out>, cref=<optimized out>, opt_pc=<optimized out>, type=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:1044
  #26 invoke_iseq_block_from_c (ec=<optimized out>, captured=<optimized out>, self=94516700795760, argc=<optimized out>, argv=<optimized out>, kw_splat=<optimized out>, passed_block_handler=<optimized out>, cref=<optimized out>, is_lambda=<optimized out>, me=0x0) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:1116
  #27 invoke_block_from_c_bh (ec=0x55f6622394c0, block_handler=<optimized out>, argc=<optimized out>, argv=<optimized out>, kw_splat=<optimized out>, passed_block_handler=<optimized out>, cref=0x0, is_lambda=<optimized out>, force_blockarg=0) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:1134
  #28 0x000055f6605587db in vm_yield (argv=<optimized out>, ec=<optimized out>, argc=<optimized out>, kw_splat=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:1179
  #29 rb_yield_0 (argc=1, argv=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_eval.c:1228
  #30 rb_yield_1 (val=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_eval.c:1234
  #31 rb_yield (val=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_eval.c:1244
  #32 0x000055f6605867f4 in rb_ary_collect (ary=94516751905000) at /tmp/ruby/v2/src/trunk_clang_8/array.c:3071
  #33 0x000055f6605646c7 in vm_call_cfunc_with_frame (ec=<optimized out>, reg_cfp=<optimized out>, calling=<optimized out>, cd=<optimized out>, empty_kw_splat=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:2467
  #34 vm_call_cfunc (ec=0x55f6622394c0, reg_cfp=0x7fc618e10f30, calling=<optimized out>, cd=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:2492
  #35 0x000055f66054b685 in vm_sendish (ec=<optimized out>, reg_cfp=<optimized out>, cd=0x55f66239fa10, block_handler=<optimized out>, method_explorer=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm_insnhelper.c:3972
  #36 vm_exec_core (ec=<optimized out>, initial=<optimized out>) at ../../src/trunk_clang_8/insns.def:793
  #37 0x000055f66055fc01 in rb_vm_exec (ec=<optimized out>, mjit_enable_p=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/vm.c:2126
  #38 0x000055f6603c0244 in rb_ec_exec_node (ec=<optimized out>, n=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/eval.c:278
  #39 ruby_run_node (n=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/eval.c:336
  #40 0x000055f6603bdad1 in main (argc=<optimized out>, argv=<optimized out>) at /tmp/ruby/v2/src/trunk_clang_8/main.c:50
  >>> Dump Ruby level backtrace
  th: 0x55f662238eb0, native_id: 0x7fc618e12740
  -- Control frame information -----------------------------------------------
  c:0021 p:---- s:0151 e:000150 CFUNC  :value
  c:0020 p:0023 s:0147 e:000145 METHOD /tmp/ruby/v2/src/trunk_clang_8/tool/lib/test/unit/core_assertions.rb:368
  c:0019 p:0205 s:0136 E:001cf8 BLOCK  /tmp/ruby/v2/src/trunk_clang_8/test/open-uri/test_ssl.rb:52
  c:0018 p:0053 s:0126 e:000125 METHOD /tmp/ruby/v2/src/trunk_clang_8/lib/tmpdir.rb:93
  c:0017 p:0059 s:0116 E:000f28 METHOD /tmp/ruby/v2/src/trunk_clang_8/test/open-uri/test_ssl.rb:24
  c:0016 p:0051 s:0109 E:001ef8 METHOD /tmp/ruby/v2/src/trunk_clang_8/test/open-uri/test_ssl.rb:113
  c:0015 p:0016 s:0102 E:0017c0 METHOD /tmp/ruby/v2/src/trunk_clang_8/test/open-uri/test_ssl.rb:166
  c:0014 p:0054 s:0096 e:000095 METHOD /tmp/ruby/v2/src/trunk_clang_8/tool/lib/test/unit.rb:1197
  c:0013 p:0053 s:0090 e:000089 METHOD /tmp/ruby/v2/src/trunk_clang_8/tool/lib/minitest/unit.rb:1293
  c:0012 p:0013 s:0081 e:000080 METHOD /tmp/ruby/v2/src/trunk_clang_8/tool/lib/test/unit/testcase.rb:18
  c:0011 p:0077 s:0076 e:000075 BLOCK  /tmp/ruby/v2/src/trunk_clang_8/tool/lib/minitest/unit.rb:951 [FINISH]
  c:0010 p:---- s:0069 e:000068 CFUNC  :map
  c:0009 p:0125 s:0065 e:000064 METHOD /tmp/ruby/v2/src/trunk_clang_8/tool/lib/minitest/unit.rb:944
  c:0008 p:0042 s:0053 e:000052 METHOD /tmp/ruby/v2/src/trunk_clang_8/tool/lib/test/unit.rb:1050
  c:0007 p:0103 s:0046 E:0011c0 METHOD /tmp/ruby/v2/src/trunk_clang_8/tool/lib/test/unit/parallel.rb:55
  c:0006 p:0008 s:0030 e:000029 BLOCK  /tmp/ruby/v2/src/trunk_clang_8/tool/lib/test/unit/parallel.rb:30 [FINISH]
  c:0005 p:---- s:0026 e:000025 CFUNC  :map
  c:0004 p:0005 s:0022 e:000021 METHOD /tmp/ruby/v2/src/trunk_clang_8/tool/lib/test/unit/parallel.rb:29
  c:0003 p:0259 s:0016 E:001f80 METHOD /tmp/ruby/v2/src/trunk_clang_8/tool/lib/test/unit/parallel.rb:127
  c:0002 p:0138 s:0006 E:000490 EVAL   /tmp/ruby/v2/src/trunk_clang_8/tool/lib/test/unit/parallel.rb:208 [FINISH]
  c:0001 p:0000 s:0003 E:0009a0 (none) [FINISH]
  
  th: 0x55f6660387e0, native_id: 0x7fc61270d700
  -- Control frame information -----------------------------------------------
  c:0003 p:---- s:0012 e:000011 CFUNC  :readpartial
  c:0002 p:0032 s:0007 e:000006 BLOCK  /tmp/ruby/v2/src/trunk_clang_8/tool/lib/test/unit/parallel.rb:44 [FINISH]
  c:0001 p:---- s:0003 e:000002 (none) [FINISH]
  
  th: 0x55f666321450, native_id: 0x7fc611c4a700
  -- Control frame information -----------------------------------------------
  c:0003 p:---- s:0018 e:000017 CFUNC  :select
  c:0002 p:0113 s:0013 e:000012 BLOCK  /tmp/ruby/v2/src/trunk_clang_8/lib/webrick/server.rb:170 [FINISH]
  c:0001 p:---- s:0003 e:000002 (none) [FINISH]
  
  th: 0x55f666404d10, native_id: 0x7fc611a08700
  -- Control frame information -----------------------------------------------
  c:0003 p:---- s:0010 e:000009 CFUNC  :join
  c:0002 p:0005 s:0006 e:000005 BLOCK  /tmp/ruby/v2/src/trunk_clang_8/test/open-uri/test_ssl.rb:40 [FINISH]
  c:0001 p:---- s:0003 e:000002 (none) [FINISH]
  
  th: 0x55f664d5c1f0, native_id: 0x7fc6118e7700
  -- Control frame information -----------------------------------------------
  c:0014 p:---- s:0129 e:000128 CFUNC  :enter
  c:0013 p:0011 s:0125 e:000124 METHOD /tmp/ruby/v2/src/trunk_clang_8/lib/rubygems/core_ext/kernel_require.rb:35
  c:0012 p:0095 s:0111 e:000110 METHOD /tmp/ruby/v2/src/trunk_clang_8/lib/open-uri.rb:291
  c:0011 p:0018 s:0090 e:000089 METHOD /tmp/ruby/v2/src/trunk_clang_8/lib/open-uri.rb:764
  c:0010 p:0028 s:0083 e:000082 BLOCK  /tmp/ruby/v2/src/trunk_clang_8/lib/open-uri.rb:235 [FINISH]
  c:0009 p:---- s:0080 e:000079 CFUNC  :catch
  c:0008 p:0357 s:0075 E:002258 METHOD /tmp/ruby/v2/src/trunk_clang_8/lib/open-uri.rb:233
  c:0007 p:0328 s:0060 e:000059 METHOD /tmp/ruby/v2/src/trunk_clang_8/lib/open-uri.rb:174
  c:0006 p:0020 s:0048 e:000047 METHOD /tmp/ruby/v2/src/trunk_clang_8/lib/open-uri.rb:744
  c:0005 p:0071 s:0042 e:000041 METHOD /tmp/ruby/v2/src/trunk_clang_8/lib/open-uri.rb:50
  c:0004 p:0068 s:0034 e:000033 BLOCK  /tmp/ruby/v2/src/trunk_clang_8/test/open-uri/test_ssl.rb:168
  c:0003 p:0278 s:0024 E:002598 BLOCK  /tmp/ruby/v2/src/trunk_clang_8/test/open-uri/test_ssl.rb:136
  c:0002 p:0044 s:0006 e:000005 BLOCK  /tmp/ruby/v2/src/trunk_clang_8/test/open-uri/test_ssl.rb:47 [FINISH]
  c:0001 p:---- s:0003 e:000002 (none) [FINISH]
  
  th: 0x7fc5f4004f20, native_id: 0x7fc611b29700
  -- Control frame information -----------------------------------------------
  c:0003 p:---- s:0018 e:000017 CFUNC  :select
  c:0002 p:0113 s:0013 e:000012 BLOCK  /tmp/ruby/v2/src/trunk_clang_8/lib/webrick/server.rb:170 [FINISH]
  c:0001 p:---- s:0003 e:000002 (none) [FINISH]
  
  th: 0x7fc5f40050a0, native_id: 0x7fc6125ec700
  -- Control frame information -----------------------------------------------
  c:0003 p:---- s:0010 e:000009 CFUNC  :join
  c:0002 p:0005 s:0006 e:000005 BLOCK  /tmp/ruby/v2/src/trunk_clang_8/test/open-uri/test_ssl.rb:130 [FINISH]
  c:0001 p:---- s:0003 e:000002 (none) [FINISH]
  
  $1 = 0
  ">>> Finish
  "
  [nil, 1018]
  "gdb -p 1017 -x /home/ko1/ruby/build-ruby/gdbscript -batch -quiet"
  running file: /tmp/ruby/v2/src/trunk_clang_8/test/open-uri/test_ssl.rb
  
  Some worker was crashed. It seems ruby interpreter's bug
  or, a bug of test/unit/parallel.rb. try again without -j
  option.
  
  1018:running:test_ssl: Broken pipe
  make: *** [yes-test-all] Error 1
  ptrace: No such process.
  >>> Machine level backtrace
  >>> Dump Ruby level backtrace
  /home/ko1/ruby/build-ruby/gdbscript:9: Error in sourced command file:
  No symbol table is loaded.  Use the "file" command.
  [nil, 1017]
  #<Errno::ESRCH: No such process>
  "gdb -p 994 -x /home/ko1/ruby/build-ruby/gdbscript -batch -quiet"
  ptrace: No such process.
  >>> Machine level backtrace
  >>> Dump Ruby level backtrace
  /home/ko1/ruby/build-ruby/gdbscript:9: Error in sourced command file:
  No symbol table is loaded.  Use the "file" command.
  [nil, 994]
  #<Errno::ESRCH: No such process>
  "gdb -p 992 -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 992 is a zombie - the process has already terminated
  ptrace: Operation not permitted.
  >>> Machine level backtrace
  >>> Dump Ruby level backtrace
  /home/ko1/ruby/build-ruby/gdbscript:9: Error in sourced command file:
  No symbol table is loaded.  Use the "file" command.
  [nil, 992]
  "gdb -p 7372 -x /home/ko1/ruby/build-ruby/gdbscript -batch -quiet"
  ptrace: No such process.
  >>> Machine level backtrace
  >>> Dump Ruby level backtrace
  /home/ko1/ruby/build-ruby/gdbscript:9: Error in sourced command file:
  No symbol table is loaded.  Use the "file" command.
  [nil, 7372]
  #<Errno::ESRCH: No such process>
    0.000000   0.016000 608.128000 (10802.254542)
  /home/ko1/ruby/build-ruby/build-ruby.rb:149:in `each_line': execution expired (Timeout::Error)
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:149:in `block (2 levels) in cmd'
  	from /usr/lib/ruby/2.5.0/timeout.rb:108:in `timeout'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:148:in `block in cmd'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:145:in `popen'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:145:in `cmd'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:285:in `block in test_all'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:213:in `block in builddir'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:212:in `chdir'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:212:in `builddir'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:284:in `test_all'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:340:in `block (4 levels) in run'
  	from /usr/lib/ruby/2.5.0/benchmark.rb:293:in `measure'
  	from /usr/lib/ruby/2.5.0/benchmark.rb:375:in `item'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:338:in `block (3 levels) in run'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:337:in `each'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:337:in `block (2 levels) in run'
  	from /usr/lib/ruby/2.5.0/benchmark.rb:173:in `benchmark'
  	from /usr/lib/ruby/2.5.0/benchmark.rb:205:in `bm'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:336:in `block in run'
  	from /usr/lib/ruby/2.5.0/benchmark.rb:293:in `measure'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:335:in `run'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:498:in `<main>'
  total: 10847.74 sec