Result of trunk_gcc8@silicon-docker at 2020-06-07 12:54:29 +0900

• NG (f8b4340fa2) [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: f8b4340fa2
  test-all : 
  test-spec: 
  exit statuses:
    "rm -f .revision.time" exit with 0.
    "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 0.
    "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_gcc8.20200607-005212
  #<BuildRuby:0x000055b09cfc4b38
   @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_gcc8",
   @TARGET_INSTALL_DIR="/tmp/ruby/v3/install/trunk_gcc8",
   @TARGET_NAME="trunk_gcc8",
   @TARGET_SRC_DIR="/tmp/ruby/v3/src/trunk_gcc8",
   @build_opts="-j6",
   @configure_opts=["CC=gcc-8"],
   @gist=false,
   @git_branch=nil,
   @incremental=true,
   @logfile="/home/ko1/ruby/logs/brlog.trunk_gcc8.20200607-005212",
   @quiet=false,
   @ruby_env=[["RUBY_DEBUG", "ci"]],
   @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 (  0.000031)
  autoconf               0.000000   0.000000   0.000000 (  0.000067)
  configure              0.000000   0.000000   0.000000 (  0.000062)
  build_up             From https://github.com/ruby/ruby
     4178cbd..f8b4340  master     -> origin/master
    0.020000   0.000000  35.384000 ( 34.940379)
  build_miniruby         0.004000   0.000000   0.196000 (  0.266402)
  build_ruby             0.000000   0.004000   4.132000 (  4.035818)
  build_all              0.020000   0.004000  27.352000 ( 21.314061)
  build_install          0.020000   0.016000   5.928000 (  5.030947)
  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)
  PASS all 1409 tests
    0.000000   0.000000  45.456000 ( 67.583745)
  test_basic             0.008000   0.004000   0.736000 (  1.035138)
  test_all             $$$ #<Timeout::Error: execution expired>
   PPID   PID  PGID   SID TTY      TPGID STAT   UID   TIME COMMAND
     11    12    12    12 ?           -1 Ss    1001   0:02 sh build-loop.sh trunk_gcc8 --incremental --process-num=6
  30854  2555    12    12 ?           -1 S     1001   0:00 sh -c make yes-test-all TESTS='-j6'
   2555  2557    12    12 ?           -1 S     1001   0:00 make yes-test-all TESTS=-j6
   2557  2570    12    12 ?           -1 S     1001   0:05 /tmp/ruby/v3/build/trunk_gcc8/ruby --disable-gems /tmp/ruby/v3/src/trunk_gcc8/test/runner.rb --ruby=./miniruby -I/tmp/ruby/v3/src/trunk_gcc8/lib -I. -I.ext/common  /tmp/ruby/v3/src/trunk_gcc8/tool/runruby.rb --extout=.ext  -- --disable-gems --excludes-dir=/tmp/ruby/v3/src/trunk_gcc8/test/excludes --name=!/memory_leak/ -j6
   2570  2573    12    12 ?           -1 Sl    1001   0:04 /tmp/ruby/v3/src/trunk_gcc8/tool/lib/test/unit/parallel.rb: TestFiberIO#test_read
  30854 11462    12    12 ?           -1 R     1001   0:00 ps jx
     12 30852    12    12 ?           -1 Sl    1001   0:00 ruby ./br.rb build_report trunk_gcc8 --incremental --process-num=6
  30852 30854    12    12 ?           -1 Sl    1001   0:00 ruby /home/ko1/ruby/build-ruby/build-ruby.rb --target_name=trunk_gcc8 --logfile=/home/ko1/ruby/logs/brlog.trunk_gcc8.20200607-005212 --root_dir=/tmp/ruby --timeout=10800 --configure_opts=CC=gcc-8 --incremental --process-num=6
  {11=>[12], 30854=>[2555, 11462], 2555=>[2557], 2557=>[2570], 2570=>[2573], 12=>[30852], 30852=>[30854]}
  "gdb -p 2573 -x /home/ko1/ruby/build-ruby/gdbscript -batch -quiet"
  [New LWP 2585]
  [New LWP 2744]
  [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.
  0x00007f29a619fcf6 in __GI_ppoll (fds=fds@entry=0x7ffe442b47e8, nfds=nfds@entry=1, timeout=<optimized out>, timeout@entry=0x0, sigmask=sigmask@entry=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
  >>> Machine level backtrace
  
  Thread 3 (Thread 0x7f29a2906700 (LWP 2744)):
  #0  0x00007f29a619fbf9 in __GI___poll (fds=fds@entry=0x7f29a3ab56d0, nfds=nfds@entry=1, timeout=timeout@entry=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
  #1  0x00005569f1109070 in poll (__timeout=-1, __nfds=1, __fds=0x7f29a3ab56d0) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46
  #2  nogvl_wait_for_single_fd (events=1, fd=7) at /tmp/ruby/v3/src/trunk_gcc8/io.c:10932
  #3  nogvl_wait_for_single_fd (events=1, fd=7) at /tmp/ruby/v3/src/trunk_gcc8/io.c:10918
  #4  internal_read_func (ptr=ptr@entry=0x7f29a3ab5820) at /tmp/ruby/v3/src/trunk_gcc8/io.c:1078
  #5  0x00005569f123ea35 in rb_thread_io_blocking_region (func=func@entry=0x5569f1108fb0 <internal_read_func>, data1=data1@entry=0x7f29a3ab5820, fd=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/thread.c:1638
  #6  0x00005569f1112955 in rb_read_internal (count=20, buf=0x5569f3905720, fd=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/io.c:1128
  #7  io_bufread (fptr=0x5569f3cb7370, len=20, ptr=0x5569f3905720 "") at /tmp/ruby/v3/src/trunk_gcc8/io.c:2500
  #8  bufread_call (arg=arg@entry=139816816302464) at /tmp/ruby/v3/src/trunk_gcc8/io.c:2539
  #9  0x00005569f10d42b1 in rb_ensure (b_proc=b_proc@entry=0x5569f11127a0 <bufread_call>, data1=139816816302464, e_proc=e_proc@entry=0x5569f1212160 <rb_str_unlocktmp>, data2=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/eval.c:1141
  #10 0x00005569f122219e in rb_str_locktmp_ensure (str=<optimized out>, func=func@entry=0x5569f11127a0 <bufread_call>, arg=arg@entry=139816816302464) at /tmp/ruby/v3/src/trunk_gcc8/string.c:2788
  #11 0x00005569f1111b3c in io_fread (fptr=0x5569f3cb7370, size=20, offset=0, str=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/io.c:2553
  #12 io_read (argc=<optimized out>, argv=<optimized out>, io=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/io.c:3204
  #13 0x00005569f126fd0b in vm_call_cfunc_with_frame () at /tmp/ruby/v3/src/trunk_gcc8/vm_insnhelper.c:2527
  #14 0x00005569f126ffa7 in vm_call_cfunc (ec=ec@entry=0x7f29940021f0, reg_cfp=reg_cfp@entry=0x7f29a3ad5f90, calling=calling@entry=0x7f29a3ab5c70, cd=cd@entry=0x5569f3d50b80) at /tmp/ruby/v3/src/trunk_gcc8/vm_insnhelper.c:2548
  #15 0x00005569f1286ce4 in vm_call_method_each_type () at /tmp/ruby/v3/src/trunk_gcc8/vm_insnhelper.c:3028
  #16 0x00005569f1287694 in vm_call_method (ec=0x7f29940021f0, cfp=0x7f29a3ad5f90, calling=<optimized out>, cd=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/vm_callinfo.h:322
  #17 0x00005569f128073b in vm_sendish (block_handler=<optimized out>, method_explorer=<optimized out>, cd=<optimized out>, reg_cfp=<optimized out>, ec=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/vm_callinfo.h:308
  #18 vm_exec_core () at ../../src/trunk_gcc8/insns.def:801
  #19 0x00005569f1279376 in rb_vm_exec () at /tmp/ruby/v3/src/trunk_gcc8/vm.c:1936
  #20 0x00005569f1279d55 in invoke_block (ec=ec@entry=0x7f29940021f0, iseq=iseq@entry=0x5569f38261c8, self=self@entry=93913546255040, cref=cref@entry=0x0, type=type@entry=572653569, opt_pc=0, captured=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/vm.c:1052
  #21 0x00005569f127bc94 in invoke_iseq_block_from_c (me=0x0, is_lambda=<optimized out>, cref=0x0, passed_block_handler=0, kw_splat=<optimized out>, argv=0x0, argc=0, self=93913546255040, captured=0x7f2994004170, ec=0x7f29940021f0) at /tmp/ruby/v3/src/trunk_gcc8/vm.c:1124
  #22 invoke_block_from_c_proc (me=0x0, is_lambda=<optimized out>, passed_block_handler=0, kw_splat=<optimized out>, argv=0x0, argc=0, self=93913546255040, proc=0x7f29a3ab6018, ec=0x7f29940021f0) at /tmp/ruby/v3/src/trunk_gcc8/vm.c:1224
  #23 vm_invoke_proc (passed_block_handler=0, kw_splat=<optimized out>, argv=0x0, argc=0, self=93913546255040, proc=0x7f29a3ab6018, ec=0x7f29940021f0) at /tmp/ruby/v3/src/trunk_gcc8/vm.c:1253
  #24 rb_vm_invoke_proc (ec=0x7f29940021f0, proc=proc@entry=0x7f2994004170, argc=argc@entry=0, argv=argv@entry=0x7f29a3ab5ee8, kw_splat=<optimized out>, passed_block_handler=passed_block_handler@entry=0) at /tmp/ruby/v3/src/trunk_gcc8/vm.c:1274
  #25 0x00005569f12fe688 in rb_fiber_start () at /tmp/ruby/v3/src/trunk_gcc8/cont.c:1896
  #26 0x00005569f12fef19 in fiber_entry (from=<optimized out>, to=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/cont.c:706
  #27 0x0000000000000000 in ?? ()
  
  Thread 2 (Thread 0x7f29a2c2a700 (LWP 2585)):
  #0  0x00007f29a619fbf9 in __GI___poll (fds=fds@entry=0x7f29a2b29660, nfds=nfds@entry=1, timeout=timeout@entry=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
  #1  0x00005569f1109070 in poll (__timeout=-1, __nfds=1, __fds=0x7f29a2b29660) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46
  #2  nogvl_wait_for_single_fd (events=1, fd=5) at /tmp/ruby/v3/src/trunk_gcc8/io.c:10932
  #3  nogvl_wait_for_single_fd (events=1, fd=5) at /tmp/ruby/v3/src/trunk_gcc8/io.c:10918
  #4  internal_read_func (ptr=ptr@entry=0x7f29a2b298c0) at /tmp/ruby/v3/src/trunk_gcc8/io.c:1078
  #5  0x00005569f123ea35 in rb_thread_io_blocking_region (func=0x5569f1108fb0 <internal_read_func>, data1=0x7f29a2b298c0, fd=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/thread.c:1638
  #6  0x00005569f10d42b1 in rb_ensure (b_proc=b_proc@entry=0x5569f1106950 <read_internal_call>, data1=139816800000192, e_proc=e_proc@entry=0x5569f1212160 <rb_str_unlocktmp>, data2=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/eval.c:1141
  #7  0x00005569f122219e in rb_str_locktmp_ensure (str=<optimized out>, func=func@entry=0x5569f1106950 <read_internal_call>, arg=arg@entry=139816800000192) at /tmp/ruby/v3/src/trunk_gcc8/string.c:2788
  #8  0x00005569f111c37f in read_internal_locktmp (iis=0x7f29a2b298c0, str=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/io.c:2904
  #9  io_getpartial (argc=<optimized out>, argv=<optimized out>, io=<optimized out>, no_exception=no_exception@entry=8, nonblock=nonblock@entry=0) at /tmp/ruby/v3/src/trunk_gcc8/io.c:2904
  #10 0x00005569f111c811 in io_readpartial (argc=<optimized out>, argv=<optimized out>, io=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/io.c:2997
  #11 0x00005569f126fd0b in vm_call_cfunc_with_frame () at /tmp/ruby/v3/src/trunk_gcc8/vm_insnhelper.c:2527
  #12 0x00005569f128073b in vm_sendish (block_handler=<optimized out>, method_explorer=<optimized out>, cd=<optimized out>, reg_cfp=<optimized out>, ec=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/vm_callinfo.h:308
  #13 vm_exec_core () at ../../src/trunk_gcc8/insns.def:801
  #14 0x00005569f1279376 in rb_vm_exec () at /tmp/ruby/v3/src/trunk_gcc8/vm.c:1936
  #15 0x00005569f1279d55 in invoke_block (ec=ec@entry=0x5569f3db9ce0, iseq=iseq@entry=0x5569f3543cf8, self=self@entry=93913546792880, cref=cref@entry=0x0, type=type@entry=572653569, opt_pc=0, captured=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/vm.c:1052
  #16 0x00005569f127bc94 in invoke_iseq_block_from_c (me=0x0, is_lambda=<optimized out>, cref=0x0, passed_block_handler=0, kw_splat=<optimized out>, argv=0x22220001, argc=0, self=93913546792880, captured=0x5569f3b72180, ec=0x5569f3db9ce0) at /tmp/ruby/v3/src/trunk_gcc8/vm.c:1124
  #17 invoke_block_from_c_proc (me=0x0, is_lambda=<optimized out>, passed_block_handler=0, kw_splat=<optimized out>, argv=0x22220001, argc=0, self=93913546792880, proc=0x5569f3989fb0, ec=0x5569f3db9ce0) at /tmp/ruby/v3/src/trunk_gcc8/vm.c:1224
  #18 vm_invoke_proc (passed_block_handler=0, kw_splat=<optimized out>, argv=0x22220001, argc=0, self=93913546792880, proc=0x5569f3989fb0, ec=0x5569f3db9ce0) at /tmp/ruby/v3/src/trunk_gcc8/vm.c:1253
  #19 rb_vm_invoke_proc (ec=0x5569f3db9ce0, proc=proc@entry=0x5569f3b72180, argc=argc@entry=0, argv=argv@entry=0x7f29a2b29c60, kw_splat=<optimized out>, passed_block_handler=passed_block_handler@entry=0) at /tmp/ruby/v3/src/trunk_gcc8/vm.c:1274
  #20 0x00005569f123b72e in thread_do_start () at /tmp/ruby/v3/src/trunk_gcc8/thread.c:703
  #21 0x00005569f123c649 in thread_start_func_2 () at /tmp/ruby/v3/src/trunk_gcc8/thread.c:757
  #22 0x00005569f123cbb4 in thread_start_func_1 (th_ptr=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/thread_pthread.c:969
  #23 0x00007f29a70e66db in start_thread (arg=0x7f29a2c2a700) at pthread_create.c:463
  #24 0x00007f29a61ac88f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  
  Thread 1 (Thread 0x7f29a7734740 (LWP 2573)):
  #0  0x00007f29a619fcf6 in __GI_ppoll (fds=fds@entry=0x7ffe442b47e8, nfds=nfds@entry=1, timeout=<optimized out>, timeout@entry=0x0, sigmask=sigmask@entry=0x0) at ../sysdeps/unix/sysv/linux/ppoll.c:39
  #1  0x00005569f123a560 in rb_sigwait_sleep (th=th@entry=0x5569f3534e70, sigwait_fd=sigwait_fd@entry=3, rel=rel@entry=0x0) at /tmp/ruby/v3/src/trunk_gcc8/hrtime.h:148
  #2  0x00005569f123dc13 in native_sleep (th=th@entry=0x5569f3534e70, rel=0x0) at /tmp/ruby/v3/src/trunk_gcc8/thread_pthread.c:2129
  #3  0x00005569f123deff in thread_join_sleep (arg=arg@entry=140730042108368) at /tmp/ruby/v3/src/trunk_gcc8/thread.c:1024
  #4  0x00005569f10d42b1 in rb_ensure (b_proc=b_proc@entry=0x5569f123de40 <thread_join_sleep>, data1=data1@entry=140730042108368, e_proc=e_proc@entry=0x5569f1234af0 <remove_from_join_list>, data2=data2@entry=140730042108368) at /tmp/ruby/v3/src/trunk_gcc8/eval.c:1141
  #5  0x00005569f1236478 in thread_join (target_th=0x5569f3b22c60, rel=rel@entry=0x0) at /tmp/ruby/v3/src/trunk_gcc8/thread.c:1069
  #6  0x00005569f1236572 in thread_join_m (argc=<optimized out>, argv=<optimized out>, self=93913546252440) at /tmp/ruby/v3/src/trunk_gcc8/vm_core.h:758
  #7  0x00005569f126fd0b in vm_call_cfunc_with_frame () at /tmp/ruby/v3/src/trunk_gcc8/vm_insnhelper.c:2527
  #8  0x00005569f128073b in vm_sendish (block_handler=<optimized out>, method_explorer=<optimized out>, cd=<optimized out>, reg_cfp=<optimized out>, ec=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/vm_callinfo.h:308
  #9  vm_exec_core () at ../../src/trunk_gcc8/insns.def:801
  #10 0x00005569f1279376 in rb_vm_exec () at /tmp/ruby/v3/src/trunk_gcc8/vm.c:1936
  #11 0x00005569f1279d55 in invoke_block (ec=ec@entry=0x5569f35354b0, iseq=iseq@entry=0x5569f3592c90, self=self@entry=93913546792880, cref=cref@entry=0x0, type=type@entry=572653569, opt_pc=0, captured=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/vm.c:1052
  #12 0x00005569f127af72 in invoke_iseq_block_from_c (me=<optimized out>, is_lambda=<optimized out>, cref=<optimized out>, passed_block_handler=<optimized out>, kw_splat=<optimized out>, argv=<optimized out>, argc=<optimized out>, self=<optimized out>, captured=<optimized out>, ec=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/vm.c:1124
  #13 invoke_block_from_c_bh (argc=<optimized out>, kw_splat=<optimized out>, passed_block_handler=<optimized out>, cref=<optimized out>, is_lambda=<optimized out>, force_blockarg=<optimized out>, argv=<optimized out>, block_handler=<optimized out>, ec=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/vm.c:1142
  #14 vm_yield (argc=<optimized out>, kw_splat=<optimized out>, argv=<optimized out>, ec=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/vm.c:1187
  #15 rb_yield_0 (argv=<optimized out>, argc=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/vm_eval.c:1133
  #16 rb_yield_1 (val=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/vm_eval.c:1139
  #17 rb_yield (val=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/vm_eval.c:1149
  #18 0x00005569f12a20b4 in rb_ary_collect (ary=93913545644080) at /tmp/ruby/v3/src/trunk_gcc8/include/ruby/internal/core/rarray.h:172
  #19 0x00005569f126fd0b in vm_call_cfunc_with_frame () at /tmp/ruby/v3/src/trunk_gcc8/vm_insnhelper.c:2527
  #20 0x00005569f1280827 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_gcc8/vm_callinfo.h:308
  #21 vm_exec_core () at ../../src/trunk_gcc8/insns.def:782
  #22 0x00005569f1279376 in rb_vm_exec () at /tmp/ruby/v3/src/trunk_gcc8/vm.c:1936
  #23 0x00005569f1279d55 in invoke_block (ec=ec@entry=0x5569f35354b0, iseq=iseq@entry=0x5569f3543ed8, self=self@entry=93913546792880, cref=cref@entry=0x0, type=type@entry=572653569, opt_pc=0, captured=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/vm.c:1052
  #24 0x00005569f127af72 in invoke_iseq_block_from_c (me=<optimized out>, is_lambda=<optimized out>, cref=<optimized out>, passed_block_handler=<optimized out>, kw_splat=<optimized out>, argv=<optimized out>, argc=<optimized out>, self=<optimized out>, captured=<optimized out>, ec=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/vm.c:1124
  #25 invoke_block_from_c_bh (argc=<optimized out>, kw_splat=<optimized out>, passed_block_handler=<optimized out>, cref=<optimized out>, is_lambda=<optimized out>, force_blockarg=<optimized out>, argv=<optimized out>, block_handler=<optimized out>, ec=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/vm.c:1142
  #26 vm_yield (argc=<optimized out>, kw_splat=<optimized out>, argv=<optimized out>, ec=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/vm.c:1187
  #27 rb_yield_0 (argv=<optimized out>, argc=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/vm_eval.c:1133
  #28 rb_yield_1 (val=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/vm_eval.c:1139
  #29 rb_yield (val=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/vm_eval.c:1149
  #30 0x00005569f12a20b4 in rb_ary_collect (ary=93913545584560) at /tmp/ruby/v3/src/trunk_gcc8/include/ruby/internal/core/rarray.h:172
  #31 0x00005569f126fd0b in vm_call_cfunc_with_frame () at /tmp/ruby/v3/src/trunk_gcc8/vm_insnhelper.c:2527
  #32 0x00005569f1280827 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_gcc8/vm_callinfo.h:308
  #33 vm_exec_core () at ../../src/trunk_gcc8/insns.def:782
  #34 0x00005569f1279b25 in rb_vm_exec () at /tmp/ruby/v3/src/trunk_gcc8/vm.c:1945
  #35 0x00005569f10cee8a in rb_ec_exec_node (ec=ec@entry=0x5569f35354b0, n=n@entry=0x5569f35446f8) at /tmp/ruby/v3/src/trunk_gcc8/eval.c:296
  #36 0x00005569f10d3366 in ruby_run_node (n=0x5569f35446f8) at /tmp/ruby/v3/src/trunk_gcc8/eval.c:354
  #37 0x00005569f10ce6af in main (argc=<optimized out>, argv=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc8/main.c:50
  >>> Dump Ruby level backtrace
  th: 0x5569f3534e70, native_id: 0x7f29a7734740
  -- Control frame information -----------------------------------------------
  c:0017 p:---- s:0112 e:000111 CFUNC  :join
    me:
      called_id: join, type: cfunc
      owner class: 0x00005569f3563aa8 [3LMP  ] T_CLASS Thread
    self: 0x00005569f3906098 [0    U] VM/thread (Thread)VM/thread
  c:0016 p:0067 s:0108 E:000340 METHOD /tmp/ruby/v3/src/trunk_gcc8/test/fiber/test_io.rb:31
    me:
      called_id: test_read, type: iseq
      owner class: 0x00005569f38246c0 [2     ] T_CLASS TestFiberIO
    self: 0x00005569f3906ac0 [0     ] T_OBJECT (TestFiberIO)len:7 ptr:0x00007f29a6049778
    lvars:
      i: 0x00005569f3906188 [0    U] T_FILE (UNIXSocket)
      o: 0x00005569f3906138 [0    U] T_FILE (UNIXSocket)
      message: T_NIL
      thread: 0x00005569f3906098 [0    U] VM/thread (Thread)VM/thread
  c:0015 p:0054 s:0100 e:000099 METHOD /tmp/ruby/v3/src/trunk_gcc8/tool/lib/test/unit.rb:1231
    me:
      called_id: run_test, type: iseq
      owner class: 0x00005569f37f1248 [3LM R ] T_CLASS MiniTest::Unit::TestCase
    self: 0x00005569f3906ac0 [0     ] T_OBJECT (TestFiberIO)len:7 ptr:0x00007f29a6049778
    lvars:
      name: 0x00005569f3872050 [0     ] T_STRING (String)test_read
      progname: 0x00005569f3556038 [3LMP  ] T_STRING (String)/tmp/ruby/v3/src/trunk_gcc8/tool/lib/test/unit/parallel.rb
  c:0014 p:0065 s:0094 e:000093 METHOD /tmp/ruby/v3/src/trunk_gcc8/tool/lib/minitest/unit.rb:1320
    me:
      called_id: run, type: iseq
      owner class: 0x00005569f37f1248 [3LM R ] T_CLASS MiniTest::Unit::TestCase
    self: 0x00005569f3906ac0 [0     ] T_OBJECT (TestFiberIO)len:7 ptr:0x00007f29a6049778
    lvars:
      runner: 0x00005569f3989fb0 [3LMPR ] T_OBJECT (Test::Unit::Worker)len:28 ptr:0x00005569f3bdc9e0
      start_time: 0x00005569f3906958 [0    U] time (Time)time
      result: 0x00005569f3544400 [3LM   ] T_STRING (String)
      time: T_NIL
      e: T_NIL
  c:0013 p:0013 s:0085 e:000084 METHOD /tmp/ruby/v3/src/trunk_gcc8/tool/lib/test/unit/testcase.rb:18
    me:
      called_id: run, type: iseq
      owner class: 0x00005569f3866048 [3LM   ] T_CLASS Test::Unit::TestCase
    self: 0x00005569f3906ac0 [0     ] T_OBJECT (TestFiberIO)len:7 ptr:0x00007f29a6049778
    lvars:
      runner: 0x00005569f3989fb0 [3LMPR ] T_OBJECT (Test::Unit::Worker)len:28 ptr:0x00005569f3bdc9e0
  c:0012 p:0079 s:0080 e:000079 BLOCK  /tmp/ruby/v3/src/trunk_gcc8/tool/lib/minitest/unit.rb:969 [FINISH]
    me:
      called_id: _run_suite, type: iseq
      owner class: 0x00005569f37f2620 [3LM R ] T_CLASS MiniTest::Unit
    self: 0x00005569f3989fb0 [3LMPR ] T_OBJECT (Test::Unit::Worker)len:28 ptr:0x00005569f3bdc9e0
    lvars:
      method: 0x00005569f3872050 [0     ] T_STRING (String)test_read
      inst: 0x00005569f3906ac0 [0     ] T_OBJECT (TestFiberIO)len:7 ptr:0x00007f29a6049778
      start_time: T_NIL
      result: T_NIL
  c:0011 p:---- s:0073 e:000072 CFUNC  :map
    me:
      called_id: map, type: cfunc
      owner class: 0x00005569f357e678 [3LMP  ] T_CLASS Array
    self: 0x00005569f3871830 [0     ] T_ARRAY (Array)[E ] len: 1 (embed)
  c:0010 p:0006 s:0069 e:000068 BLOCK  /tmp/ruby/v3/src/trunk_gcc8/tool/lib/minitest/unit.rb:962
    me:
      called_id: _run_suite, type: iseq
      owner class: 0x00005569f37f2620 [3LM R ] T_CLASS MiniTest::Unit
    self: 0x00005569f3989fb0 [3LMPR ] T_OBJECT (Test::Unit::Worker)len:28 ptr:0x00005569f3bdc9e0
    lvars:
      assertions: T_NIL
  c:0009 p:0167 s:0065 E:000280 METHOD /tmp/ruby/v3/src/trunk_gcc8/tool/lib/minitest/unit.rb:989
    me:
      called_id: _run_suite, type: iseq
      owner class: 0x00005569f37f2620 [3LM R ] T_CLASS MiniTest::Unit
    self: 0x00005569f3989fb0 [3LMPR ] T_OBJECT (Test::Unit::Worker)len:28 ptr:0x00005569f3bdc9e0
    lvars:
      suite: 0x00005569f38246c0 [2     ] T_CLASS TestFiberIO
      type: T_SYMBOL test
      header: 0x00005569f38729d8 [0     ] T_STRING (String)test_suite_header
      filter: 0x00005569f3b0e5c0 [3LM   ] T_REGEXP 
      all_test_methods: 0x00005569f38718a8 [0     ] T_ARRAY (Array)[E ] len: 1 (embed)
      filtered_test_methods: 0x00005569f3871830 [0     ] T_ARRAY (Array)[E ] len: 1 (embed)
      leakchecker: 0x00005569f3871510 [0     ] T_OBJECT (LeakChecker)len:7 ptr:0x00007f29a60495d8
      continuation: 0x00005569f3906d90 [0     ] proc (Proc) block in _run_suite@/tmp/ruby/v3/src/trunk_gcc8/tool/lib/minitest/unit.rb:961
  c:0008 p:0042 s:0053 e:000052 METHOD /tmp/ruby/v3/src/trunk_gcc8/tool/lib/test/unit.rb:1084
    me:
      called_id: orig_run_suite, type: iseq
      owner class: 0x00005569f3864040 [0LM  U] T_MODULE (Module)Test::Unit::ExcludesOption
      defined_class: 0x00005569f3737280 [0LM  U] T_ICLASS src:Test::Unit::ExcludesOption
    self: 0x00005569f3989fb0 [3LMPR ] T_OBJECT (Test::Unit::Worker)len:28 ptr:0x00005569f3bdc9e0
    lvars:
      suite: 0x00005569f38246c0 [2     ] T_CLASS TestFiberIO
      type: T_SYMBOL test
      ex: T_NIL
  c:0007 p:0103 s:0046 E:000110 METHOD /tmp/ruby/v3/src/trunk_gcc8/tool/lib/test/unit/parallel.rb:55
    me:
      called_id: _run_suite, type: iseq
      owner class: 0x00005569f357b1f8 [3LM   ] T_CLASS Test::Unit::Worker
    self: 0x00005569f3989fb0 [3LMPR ] T_OBJECT (Test::Unit::Worker)len:28 ptr:0x00005569f3bdc9e0
    lvars:
      suite: 0x00005569f38246c0 [2     ] T_CLASS TestFiberIO
      type: T_SYMBOL test
      orig_testout: 0x00005569f3573570 [0LMP U] T_FILE (IO)
      i: 0x00005569f3862d80 [0    U] T_FILE (IO)
      o: 0x00005569f3862bc8 [0    U] T_FILE (IO)
      orig_stdin: 0x00005569f3573610 [0LMP U] T_FILE (IO)
      orig_stdout: 0x00005569f3573570 [0LMP U] T_FILE (IO)
      th: 0x00005569f3862920 [0    U] VM/thread (Thread)VM/thread
      e: T_FIXNUM 0
      f: T_FIXNUM 0
      s: T_FIXNUM 0
      result: T_NIL
  c:0006 p:0008 s:0030 e:000029 BLOCK  /tmp/ruby/v3/src/trunk_gcc8/tool/lib/test/unit/parallel.rb:31 [FINISH]
    me:
      called_id: _run_suites, type: iseq
      owner class: 0x00005569f357b1f8 [3LM   ] T_CLASS Test::Unit::Worker
    self: 0x00005569f3989fb0 [3LMPR ] T_OBJECT (Test::Unit::Worker)len:28 ptr:0x00005569f3bdc9e0
    lvars:
      suite: 0x00005569f38246c0 [2     ] T_CLASS TestFiberIO
  c:0005 p:---- s:0026 e:000025 CFUNC  :map
    me:
      called_id: map, type: cfunc
      owner class: 0x00005569f357e678 [3LMP  ] T_CLASS Array
    self: 0x00005569f3862fb0 [0     ] T_ARRAY (Array)[E ] len: 1 (embed)
  c:0004 p:0005 s:0022 e:000021 METHOD /tmp/ruby/v3/src/trunk_gcc8/tool/lib/test/unit/parallel.rb:30
    me:
      called_id: _run_suites, type: iseq
      owner class: 0x00005569f357b1f8 [3LM   ] T_CLASS Test::Unit::Worker
    self: 0x00005569f3989fb0 [3LMPR ] T_OBJECT (Test::Unit::Worker)len:28 ptr:0x00005569f3bdc9e0
    lvars:
      suites: 0x00005569f3862fb0 [0     ] T_ARRAY (Array)[E ] len: 1 (embed)
      type: T_SYMBOL test
  c:0003 p:0259 s:0016 E:001490 METHOD /tmp/ruby/v3/src/trunk_gcc8/tool/lib/test/unit/parallel.rb:125
    me:
      called_id: run, type: iseq
      owner class: 0x00005569f357b1f8 [3LM   ] T_CLASS Test::Unit::Worker
    self: 0x00005569f3989fb0 [3LMPR ] T_OBJECT (Test::Unit::Worker)len:28 ptr:0x00005569f3bdc9e0
    lvars:
      args: 0x00005569f3572710 [3LMP  ] T_ARRAY [E ] len: 0 (embed)
      buf: 0x00005569f3542628 [0     ] T_STRING (String)run /tmp/ruby/v3/src/trunk_gcc8/test/fiber/test_io.rb test
  
      suites: 0x00005569f3540a58 [0     ] T_ARRAY (Array)[   ] len: 45, capa:45 ptr:0x00007f2994028dc0
      e: T_NIL
      trace: T_NIL
      err: T_NIL
  c:0002 p:0144 s:0006 E:000b90 EVAL   /tmp/ruby/v3/src/trunk_gcc8/tool/lib/test/unit/parallel.rb:205 [FINISH]
    self: 0x00005569f3591ed0 [3LMP  ] T_OBJECT len:0 ptr:0x0000000000000000
  c:0001 p:0000 s:0003 E:000750 (none) [FINISH]
    self: 0x00005569f3591ed0 [3LMP  ] T_OBJECT len:0 ptr:0x0000000000000000
  
  th: 0x5569f3ca6300, native_id: 0x7f29a2c2a700
  -- Control frame information -----------------------------------------------
  c:0003 p:---- s:0012 e:000011 CFUNC  :readpartial
    me:
      called_id: readpartial, type: cfunc
      owner class: 0x00005569f3576040 [3LMP  ] T_CLASS IO
    self: 0x00005569f3862d80 [0    U] T_FILE (IO)
  c:0002 p:0036 s:0007 e:000006 BLOCK  /tmp/ruby/v3/src/trunk_gcc8/tool/lib/test/unit/parallel.rb:45 [FINISH]
    me:
      called_id: _run_suite, type: iseq
      owner class: 0x00005569f357b1f8 [3LM   ] T_CLASS Test::Unit::Worker
    self: 0x00005569f3989fb0 [3LMPR ] T_OBJECT (Test::Unit::Worker)len:28 ptr:0x00005569f3bdc9e0
    lvars:
      buf: T_NIL
  c:0001 p:---- s:0003 e:000002 (none) [FINISH]
    self: T_NIL
  
  th: 0x5569f3b22c60, native_id: 0x7f29a2906700
  -- Control frame information -----------------------------------------------
  c:0003 p:---- s:0011 e:000010 CFUNC  :read
    me:
      called_id: read, type: cfunc
      owner class: 0x00005569f3576040 [3LMP  ] T_CLASS IO
    self: 0x00005569f3906188 [0    U] T_FILE (UNIXSocket)
  c:0002 p:0008 s:0006 e:000005 BLOCK  /tmp/ruby/v3/src/trunk_gcc8/test/fiber/test_io.rb:21 [FINISH]
    me:
      called_id: test_read, type: iseq
      owner class: 0x00005569f38246c0 [2     ] T_CLASS TestFiberIO
    self: 0x00005569f3906ac0 [0     ] T_OBJECT (TestFiberIO)len:7 ptr:0x00007f29a6049778
  c:0001 p:---- s:0003 e:000002 (none) [FINISH]
    self: T_NIL
  
  $1 = 0
  ">>> Finish
  "
  [nil, 2573]
  "gdb -p 2570 -x /home/ko1/ruby/build-ruby/gdbscript -batch -quiet"
  running file: /tmp/ruby/v3/src/trunk_gcc8/test/fiber/test_io.rb
  
  Some worker was crashed. It seems ruby interpreter's bug
  or, a bug of test/unit/parallel.rb. try again without -j
  option.
  
  2573:running:test_io: Broken pipe
  
  /tmp/ruby/v3/src/trunk_gcc8/test/rubygems/test_gem_package_task.rb: cannot load such file -- rake/packagetask (Test::Unit::ProxyError)
  
  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, 2570]
  #<Errno::ESRCH: No such process>
  "gdb -p 2557 -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, 2557]
  #<Errno::ESRCH: No such process>
  "gdb -p 2555 -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 2555 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, 2555]
  "gdb -p 11462 -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, 11462]
  #<Errno::ESRCH: No such process>
    0.016000   0.000000 1191.476000 (10803.123700)
  /home/ko1/ruby/build-ruby/build-ruby.rb:150:in `each_line': execution expired (Timeout::Error)
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:150: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:149:in `block in cmd'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:146:in `popen'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:146:in `cmd'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:287:in `block in test_all'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:214:in `block in builddir'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:213:in `chdir'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:213:in `builddir'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:286:in `test_all'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:342: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:340:in `block (3 levels) in run'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:339:in `each'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:339: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:338: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:337:in `run'
  	from /home/ko1/ruby/build-ruby/build-ruby.rb:500:in `<main>'
  total: 10937.33 sec