Result of trunk_gcc6@silicon-docker at 2020-06-05 14:21:36 +0900

• NG (e17028e48b) [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: e17028e48b
  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_gcc6.20200605-022038
  #<BuildRuby:0x0000564536c1ed38
   @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_gcc6",
   @TARGET_INSTALL_DIR="/tmp/ruby/v3/install/trunk_gcc6",
   @TARGET_NAME="trunk_gcc6",
   @TARGET_SRC_DIR="/tmp/ruby/v3/src/trunk_gcc6",
   @build_opts="-j6",
   @configure_opts=["CC=gcc-6"],
   @gist=false,
   @git_branch=nil,
   @incremental=true,
   @logfile="/home/ko1/ruby/logs/brlog.trunk_gcc6.20200605-022038",
   @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 (  0.000028)
  autoconf               0.000000   0.000000   0.000000 (  0.000050)
  configure              0.000000   0.000000   0.000000 (  0.000060)
  build_up             From https://github.com/ruby/ruby
     a16fcb4..e17028e  master     -> origin/master
    0.012000   0.004000   5.828000 (  6.468039)
  build_miniruby         0.000000   0.004000   0.136000 (  0.147374)
  build_ruby             0.004000   0.000000   2.340000 (  2.240195)
  build_all              0.016000   0.000000   7.388000 (  4.447673)
  build_install          0.024000   0.004000   4.740000 (  2.890370)
  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  35.492000 ( 38.381857)
  test_basic             0.008000   0.008000   0.560000 (  0.673387)
  test_all             #<Thread:0x00007ffbd4038770 /tmp/ruby/v3/src/trunk_gcc6/test/net/imap/test_imap.rb:133 run> terminated with exception (report_on_exception is true):
  /tmp/ruby/v3/build/trunk_gcc6/.ext/common/socket.rb:252:in `local_address': closed stream (IOError)
  	from /tmp/ruby/v3/build/trunk_gcc6/.ext/common/socket.rb:252:in `connect_address'
  	from /tmp/ruby/v3/src/trunk_gcc6/test/net/imap/test_imap.rb:514:in `block (2 levels) in test_connection_closed_without_greeting'
  	from /tmp/ruby/v3/src/trunk_gcc6/test/net/imap/test_imap.rb:514:in `each_object'
  	from /tmp/ruby/v3/src/trunk_gcc6/test/net/imap/test_imap.rb:514:in `each'
  	from /tmp/ruby/v3/src/trunk_gcc6/test/net/imap/test_imap.rb:514:in `map'
  	from /tmp/ruby/v3/src/trunk_gcc6/test/net/imap/test_imap.rb:514:in `block in test_connection_closed_without_greeting'
  	from /tmp/ruby/v3/src/trunk_gcc6/test/net/imap/test_imap.rb:134:in `block in start_server'
  $$$ #<Timeout::Error: execution expired>
   PPID   PID  PGID   SID TTY      TPGID STAT   UID   TIME COMMAND
     11    12    12    12 ?           -1 Ss    1001   0:01 sh build-loop.sh trunk_gcc6 --incremental --process-num=6
  31582  3229    12    12 ?           -1 S     1001   0:00 sh -c make yes-test-all TESTS='-j6'
   3229  3231    12    12 ?           -1 S     1001   0:00 make yes-test-all TESTS=-j6
   3231  3244    12    12 ?           -1 S     1001   0:04 /tmp/ruby/v3/build/trunk_gcc6/ruby --disable-gems /tmp/ruby/v3/src/trunk_gcc6/test/runner.rb --ruby=./miniruby -I/tmp/ruby/v3/src/trunk_gcc6/lib -I. -I.ext/common  /tmp/ruby/v3/src/trunk_gcc6/tool/runruby.rb --extout=.ext  -- --disable-gems --excludes-dir=/tmp/ruby/v3/src/trunk_gcc6/test/excludes --name=!/memory_leak/ -j6
   3244  3246    12    12 ?           -1 Sl    1001   0:08 /tmp/ruby/v3/src/trunk_gcc6/tool/lib/test/unit/parallel.rb: IMAPTest#test_connection_closed_without_greeting
  31582 12082    12    12 ?           -1 R     1001   0:00 ps jx
     12 31580    12    12 ?           -1 Sl    1001   0:00 ruby ./br.rb build_report trunk_gcc6 --incremental --process-num=6
  31580 31582    12    12 ?           -1 Sl    1001   0:00 ruby /home/ko1/ruby/build-ruby/build-ruby.rb --target_name=trunk_gcc6 --logfile=/home/ko1/ruby/logs/brlog.trunk_gcc6.20200605-022038 --root_dir=/tmp/ruby --timeout=10800 --configure_opts=CC=gcc-6 --incremental --process-num=6
  {11=>[12], 31582=>[3229, 12082], 3229=>[3231], 3231=>[3244], 3244=>[3246], 12=>[31580], 31580=>[31582]}
  "gdb -p 3246 -x /home/ko1/ruby/build-ruby/gdbscript -batch -quiet"
  [New LWP 3262]
  [Thread debugging using libthread_db enabled]
  Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1".
  0x00007ffbe67b5bf9 in __GI___poll (fds=fds@entry=0x7ffe78e0dc30, nfds=nfds@entry=1, timeout=timeout@entry=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
  29	../sysdeps/unix/sysv/linux/poll.c: No such file or directory.
  >>> Machine level backtrace
  
  Thread 2 (Thread 0x7ffbe323f700 (LWP 3262)):
  #0  0x00007ffbe67b5bf9 in __GI___poll (fds=fds@entry=0x7ffbe313e610, nfds=nfds@entry=1, timeout=timeout@entry=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
  #1  0x00005570a1972230 in poll (__timeout=-1, __nfds=1, __fds=0x7ffbe313e610) 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_gcc6/io.c:10932
  #3  internal_read_func (ptr=ptr@entry=0x7ffbe313e890) at /tmp/ruby/v3/src/trunk_gcc6/io.c:1078
  #4  0x00005570a1ab57b5 in rb_thread_io_blocking_region (func=0x5570a1972170 <internal_read_func>, data1=0x7ffbe313e890, fd=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/thread.c:1638
  #5  0x00005570a193b4c4 in rb_ensure (b_proc=b_proc@entry=0x5570a196fc20 <read_internal_call>, data1=140719823251600, e_proc=e_proc@entry=0x5570a1a85da0 <rb_str_unlocktmp>, data2=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/eval.c:1141
  #6  0x00005570a1a95d81 in rb_str_locktmp_ensure (str=<optimized out>, func=func@entry=0x5570a196fc20 <read_internal_call>, arg=arg@entry=140719823251600) at /tmp/ruby/v3/src/trunk_gcc6/string.c:2788
  #7  0x00005570a1985ed3 in read_internal_locktmp (iis=0x7ffbe313e890, str=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/io.c:2863
  #8  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_gcc6/io.c:2904
  #9  0x00005570a19863a1 in io_readpartial (argc=<optimized out>, argv=<optimized out>, io=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/io.c:2997
  #10 0x00005570a1aeb1ab in vm_call_cfunc_with_frame (ec=0x7ffbc400fa50, reg_cfp=0x7ffbe323eca0, calling=<optimized out>, cd=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/vm_insnhelper.c:2527
  #11 0x00005570a1afcfb8 in vm_sendish (block_handler=0, method_explorer=<optimized out>, cd=0x5570a35e1730, reg_cfp=0x7ffbe323eca0, ec=0x0) at /tmp/ruby/v3/src/trunk_gcc6/vm_insnhelper.c:4136
  #12 vm_exec_core (ec=ec@entry=0x7ffbc400fa50, initial=initial@entry=0) at ../../src/trunk_gcc6/insns.def:801
  #13 0x00005570a1af4cfa in rb_vm_exec (ec=0x7ffbc400fa50, mjit_enable_p=mjit_enable_p@entry=1) at /tmp/ruby/v3/src/trunk_gcc6/vm.c:1936
  #14 0x00005570a1af572f in invoke_block (ec=ec@entry=0x7ffbc400fa50, iseq=iseq@entry=0x5570a348fd00, self=self@entry=93942270303600, cref=cref@entry=0x0, type=type@entry=572653569, opt_pc=0, captured=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/vm.c:1052
  #15 0x00005570a1af7d18 in invoke_iseq_block_from_c (me=0x0, is_lambda=<optimized out>, cref=0x0, passed_block_handler=0, kw_splat=<optimized out>, argv=0x7ffbe313ec50, argc=-485233584, self=93942270303600, captured=0x5570a4342480, ec=0x7ffbc400fa50) at /tmp/ruby/v3/src/trunk_gcc6/vm.c:1124
  #16 invoke_block_from_c_proc (me=<optimized out>, is_lambda=<optimized out>, passed_block_handler=<optimized out>, kw_splat=<optimized out>, argv=<optimized out>, argc=<optimized out>, self=<optimized out>, proc=<optimized out>, ec=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/vm.c:1224
  #17 vm_invoke_proc (passed_block_handler=<optimized out>, kw_splat=<optimized out>, argv=<optimized out>, argc=<optimized out>, self=<optimized out>, proc=<optimized out>, ec=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/vm.c:1253
  #18 rb_vm_invoke_proc (ec=0x7ffbc400fa50, proc=proc@entry=0x5570a4342480, argc=argc@entry=0, argv=argv@entry=0x7ffbe313ec50, kw_splat=<optimized out>, passed_block_handler=passed_block_handler@entry=0) at /tmp/ruby/v3/src/trunk_gcc6/vm.c:1274
  #19 0x00005570a1ab18fb in thread_do_start (th=th@entry=0x5570a43422f0) at /tmp/ruby/v3/src/trunk_gcc6/thread.c:703
  #20 0x00005570a1ab2a57 in thread_start_func_2 (th=th@entry=0x5570a43422f0, stack_start=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/thread.c:757
  #21 0x00005570a1ab2fce in thread_start_func_1 (th_ptr=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/thread_pthread.c:969
  #22 0x00007ffbe76fc6db in start_thread (arg=0x7ffbe323f700) at pthread_create.c:463
  #23 0x00007ffbe67c288f in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
  
  Thread 1 (Thread 0x7ffbe7d4a740 (LWP 3246)):
  #0  0x00007ffbe67b5bf9 in __GI___poll (fds=fds@entry=0x7ffe78e0dc30, nfds=nfds@entry=1, timeout=timeout@entry=-1) at ../sysdeps/unix/sysv/linux/poll.c:29
  #1  0x00005570a1972230 in poll (__timeout=-1, __nfds=1, __fds=0x7ffe78e0dc30) at /usr/include/x86_64-linux-gnu/bits/poll2.h:46
  #2  nogvl_wait_for_single_fd (events=1, fd=10) at /tmp/ruby/v3/src/trunk_gcc6/io.c:10932
  #3  internal_read_func (ptr=ptr@entry=0x7ffe78e0dd90) at /tmp/ruby/v3/src/trunk_gcc6/io.c:1078
  #4  0x00005570a1ab57b5 in rb_thread_io_blocking_region (func=func@entry=0x5570a1972170 <internal_read_func>, data1=data1@entry=0x7ffe78e0dd90, fd=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/thread.c:1638
  #5  0x00005570a19763b1 in rb_read_internal (count=<optimized out>, buf=<optimized out>, fd=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/io.c:1128
  #6  io_fillbuf (fptr=fptr@entry=0x5570a44fd9b0) at /tmp/ruby/v3/src/trunk_gcc6/io.c:2155
  #7  0x00005570a197956a in io_fillbuf (fptr=0x5570a44fd9b0) at /tmp/ruby/v3/src/trunk_gcc6/io.c:2152
  #8  appendline (lp=<synthetic pointer>, strp=<synthetic pointer>, delim=10, fptr=0x5570a44fd9b0) at /tmp/ruby/v3/src/trunk_gcc6/io.c:3301
  #9  rb_io_getline_0 (rs=<optimized out>, rs@entry=93942269058440, limit=<optimized out>, limit@entry=-1, chomp=chomp@entry=0, fptr=fptr@entry=0x5570a44fd9b0) at /tmp/ruby/v3/src/trunk_gcc6/io.c:3553
  #10 0x00005570a197a193 in rb_io_getline_1 (rs=93942269058440, limit=-1, chomp=0, io=140719570518480) at /tmp/ruby/v3/src/trunk_gcc6/io.c:3612
  #11 0x00005570a197a2bd in rb_io_getline (io=140719570518480, argv=<optimized out>, argc=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/io.c:3632
  #12 rb_io_gets_m (argc=<optimized out>, argv=<optimized out>, io=140719570518480) at /tmp/ruby/v3/src/trunk_gcc6/io.c:3687
  #13 0x00005570a1aeb1ab in vm_call_cfunc_with_frame (ec=0x5570a34834b0, reg_cfp=0x7ffbe7d48b78, calling=<optimized out>, cd=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/vm_insnhelper.c:2527
  #14 0x00005570a1afcfb8 in vm_sendish (block_handler=0, method_explorer=<optimized out>, cd=0x5570a43228c0, reg_cfp=0x7ffbe7d48b78, ec=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/vm_insnhelper.c:4136
  #15 vm_exec_core (ec=<optimized out>, initial=initial@entry=0) at ../../src/trunk_gcc6/insns.def:801
  #16 0x00005570a1af547b in rb_vm_exec (ec=ec@entry=0x5570a34834b0, mjit_enable_p=mjit_enable_p@entry=1) at /tmp/ruby/v3/src/trunk_gcc6/vm.c:1945
  #17 0x00005570a1af8137 in vm_call0_body (argv=0x7ffbe7c493e0, cd=0x7ffe78e0e250, calling=0x7ffe78e0e260, ec=0x5570a34834b0) at /tmp/ruby/v3/src/trunk_gcc6/vm_eval.c:136
  #18 rb_vm_call0 (ec=0x5570a34834b0, recv=<optimized out>, id=id@entry=140719570519200, argc=argc@entry=3089, argv=0x7ffbe7c493e0, argv@entry=0xc11, me=<optimized out>, kw_splat=1) at /tmp/ruby/v3/src/trunk_gcc6/vm_eval.c:53
  #19 0x00005570a1af9a70 in rb_vm_call_kw (kw_splat=<optimized out>, me=<optimized out>, argv=0xc11, argc=3089, id=140719570519200, recv=<optimized out>, ec=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/vm_eval.c:233
  #20 rb_call0 (ec=<optimized out>, recv=recv@entry=140719570519200, mid=mid@entry=3089, argc=argc@entry=3089, argv=argv@entry=0x2, call_scope=call_scope@entry=CALL_FCALL_KW, self=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/vm_eval.c:355
  #21 0x00005570a1afc7b3 in rb_call (scope=CALL_FCALL_KW, argv=0x2, argc=3089, mid=3089, recv=140719570519200) at /tmp/ruby/v3/src/trunk_gcc6/vm_eval.c:682
  #22 rb_funcallv_kw (recv=recv@entry=140719570519200, mid=mid@entry=3089, argc=argc@entry=2, argv=argv@entry=0x7ffbe7c493e0, kw_splat=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/vm_eval.c:928
  #23 0x00005570a193bbb5 in rb_obj_call_init_kw (obj=obj@entry=140719570519200, argc=argc@entry=2, argv=argv@entry=0x7ffbe7c493e0, kw_splat=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/eval.c:1703
  #24 0x00005570a19e1ccb in rb_class_new_instance_pass_kw (argc=2, argv=0x7ffbe7c493e0, klass=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/object.c:2212
  #25 0x00005570a1aeb1ab in vm_call_cfunc_with_frame (ec=ec@entry=0x5570a34834b0, reg_cfp=reg_cfp@entry=0x7ffbe7d48c20, calling=calling@entry=0x7ffe78e0e5f0, cd=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/vm_insnhelper.c:2527
  #26 0x00005570a1aeb42e in vm_call_cfunc (ec=ec@entry=0x5570a34834b0, reg_cfp=reg_cfp@entry=0x7ffbe7d48c20, calling=calling@entry=0x7ffe78e0e5f0, cd=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/vm_insnhelper.c:2548
  #27 0x00005570a1b03563 in vm_call_method_each_type (ec=ec@entry=0x5570a34834b0, cfp=cfp@entry=0x7ffbe7d48c20, calling=0x7ffe78e0e5f0, cd=0x5570a40c94e0) at /tmp/ruby/v3/src/trunk_gcc6/vm_insnhelper.c:3028
  #28 0x00005570a1b03c4b in vm_call_method (ec=0x5570a34834b0, cfp=0x7ffbe7d48c20, calling=<optimized out>, cd=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/vm_insnhelper.c:3148
  #29 0x00005570a1afcfb8 in vm_sendish (block_handler=0, method_explorer=<optimized out>, cd=0x5570a40c94e0, reg_cfp=0x7ffbe7d48c20, ec=0x0) at /tmp/ruby/v3/src/trunk_gcc6/vm_insnhelper.c:4136
  #30 vm_exec_core (ec=ec@entry=0x5570a34834b0, initial=initial@entry=0) at ../../src/trunk_gcc6/insns.def:801
  #31 0x00005570a1af4cfa in rb_vm_exec (ec=0x5570a34834b0, mjit_enable_p=mjit_enable_p@entry=1) at /tmp/ruby/v3/src/trunk_gcc6/vm.c:1936
  #32 0x00005570a1af572f in invoke_block (ec=ec@entry=0x5570a34834b0, iseq=iseq@entry=0x5570a3522f88, self=self@entry=93942270303600, cref=cref@entry=0x0, type=type@entry=572653569, opt_pc=0, captured=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/vm.c:1052
  #33 0x00005570a1af6bf8 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_gcc6/vm.c:1124
  #34 invoke_block_from_c_bh (ec=0x5570a34834b0, block_handler=<optimized out>, argv=argv@entry=0x7ffe78e0e810, force_blockarg=force_blockarg@entry=0, is_lambda=<optimized out>, cref=0x0, passed_block_handler=0, kw_splat=0, argc=1) at /tmp/ruby/v3/src/trunk_gcc6/vm.c:1142
  #35 0x00005570a1af6e09 in vm_yield (argc=1, kw_splat=0, argv=0x7ffe78e0e810, ec=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/vm.c:1187
  #36 rb_yield_0 (argv=0x7ffe78e0e810, argc=1) at /tmp/ruby/v3/src/trunk_gcc6/vm_eval.c:1133
  #37 rb_yield_1 (val=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/vm_eval.c:1139
  #38 rb_yield (val=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/vm_eval.c:1149
  #39 0x00005570a1b1f544 in rb_ary_collect (ary=93942281327400) at /tmp/ruby/v3/src/trunk_gcc6/array.c:3186
  #40 0x00005570a1aeb1ab in vm_call_cfunc_with_frame (ec=0x5570a34834b0, reg_cfp=0x7ffbe7d48de0, calling=<optimized out>, cd=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/vm_insnhelper.c:2527
  #41 0x00005570a1afe4cd in vm_sendish (method_explorer=<optimized out>, block_handler=<optimized out>, cd=0x5570a35715d0, reg_cfp=0x7ffbe7d48de0, ec=0x5570a34996e8) at /tmp/ruby/v3/src/trunk_gcc6/vm_insnhelper.c:4136
  #42 vm_exec_core (ec=ec@entry=0x5570a34834b0, initial=initial@entry=0) at ../../src/trunk_gcc6/insns.def:782
  #43 0x00005570a1af4cfa in rb_vm_exec (ec=0x5570a34834b0, mjit_enable_p=mjit_enable_p@entry=1) at /tmp/ruby/v3/src/trunk_gcc6/vm.c:1936
  #44 0x00005570a1af572f in invoke_block (ec=ec@entry=0x5570a34834b0, iseq=iseq@entry=0x5570a348fee0, self=self@entry=93942270303600, cref=cref@entry=0x0, type=type@entry=572653569, opt_pc=0, captured=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/vm.c:1052
  #45 0x00005570a1af6bf8 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_gcc6/vm.c:1124
  #46 invoke_block_from_c_bh (ec=0x5570a34834b0, block_handler=<optimized out>, argv=argv@entry=0x7ffe78e0ebd0, force_blockarg=force_blockarg@entry=0, is_lambda=<optimized out>, cref=0x0, passed_block_handler=0, kw_splat=0, argc=1) at /tmp/ruby/v3/src/trunk_gcc6/vm.c:1142
  #47 0x00005570a1af6e09 in vm_yield (argc=1, kw_splat=0, argv=0x7ffe78e0ebd0, ec=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/vm.c:1187
  #48 rb_yield_0 (argv=0x7ffe78e0ebd0, argc=1) at /tmp/ruby/v3/src/trunk_gcc6/vm_eval.c:1133
  #49 rb_yield_1 (val=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/vm_eval.c:1139
  #50 rb_yield (val=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/vm_eval.c:1149
  #51 0x00005570a1b1f544 in rb_ary_collect (ary=93942281330200) at /tmp/ruby/v3/src/trunk_gcc6/array.c:3186
  #52 0x00005570a1aeb1ab in vm_call_cfunc_with_frame (ec=0x5570a34834b0, reg_cfp=0x7ffbe7d48f30, calling=<optimized out>, cd=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/vm_insnhelper.c:2527
  #53 0x00005570a1afe4cd in vm_sendish (method_explorer=<optimized out>, block_handler=<optimized out>, cd=0x5570a35de3b0, reg_cfp=0x7ffbe7d48f30, ec=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/vm_insnhelper.c:4136
  #54 vm_exec_core (ec=<optimized out>, initial=initial@entry=0) at ../../src/trunk_gcc6/insns.def:782
  #55 0x00005570a1af547b in rb_vm_exec (ec=0x5570a34834b0, mjit_enable_p=mjit_enable_p@entry=1) at /tmp/ruby/v3/src/trunk_gcc6/vm.c:1945
  #56 0x00005570a1b0581a in rb_iseq_eval_main (iseq=iseq@entry=0x5570a3490700) at /tmp/ruby/v3/src/trunk_gcc6/vm.c:2195
  #57 0x00005570a1935a7a in rb_ec_exec_node (ec=ec@entry=0x5570a34834b0, n=n@entry=0x5570a3490700) at /tmp/ruby/v3/src/trunk_gcc6/eval.c:296
  #58 0x00005570a193a4d6 in ruby_run_node (n=0x5570a3490700) at /tmp/ruby/v3/src/trunk_gcc6/eval.c:354
  #59 0x00005570a193516f in main (argc=<optimized out>, argv=<optimized out>) at /tmp/ruby/v3/src/trunk_gcc6/main.c:50
  >>> Dump Ruby level backtrace
  th: 0x5570a3482e70, native_id: 0x7ffbe7d4a740
  -- Control frame information -----------------------------------------------
  c:0022 p:---- s:0148 e:000147 CFUNC  :gets
    me:
      called_id: gets, type: cfunc
      owner class: 0x00005570a34ea048 [3LMP  ] T_CLASS IO
    self: 0x00007ffbd40381d0 [0    U] T_FILE (Socket)
  c:0021 p:0031 s:0143 e:000142 METHOD /tmp/ruby/v3/src/trunk_gcc6/lib/net/imap.rb:1231
    me:
      called_id: get_response, type: iseq
      owner class: 0x00005570a433ad50 [2     ] T_CLASS Net::IMAP
    self: 0x00007ffbd40384a0 [0     ] T_OBJECT len:22 ptr:0x00007ffbe664eca8
    lvars:
      buff: 0x00005570a4503df8 [0     ] T_STRING (String)
      s: T_NIL
  c:0020 p:0223 s:0137 e:000136 METHOD /tmp/ruby/v3/src/trunk_gcc6/lib/net/imap.rb:1110 [FINISH]
    me:
      called_id: initialize, type: iseq
      owner class: 0x00005570a433ad50 [2     ] T_CLASS Net::IMAP
    self: 0x00007ffbd40384a0 [0     ] T_OBJECT len:22 ptr:0x00007ffbe664eca8
    lvars:
      host: 0x00007ffbd4038540 [0     ] T_STRING (String)127.0.0.1
      port_or_options: 0x00007ffbd40384c8 [0     ] T_HASH (Hash)[AT] 1
      usessl: T_FALSE
      certs: T_NIL
      verify: T_TRUE
      options: 0x00007ffbd40384c8 [0     ] T_HASH (Hash)[AT] 1
  c:0019 p:---- s:0127 e:000126 CFUNC  :new
    me:
      called_id: new, type: cfunc
      owner class: 0x00005570a3529130 [3LMP  ] T_CLASS Class
    self: 0x00007ffbd4038810 [2     ] T_CLASS (annon)
  c:0018 p:0010 s:0121 e:000120 BLOCK  /tmp/ruby/v3/src/trunk_gcc6/test/net/imap/test_imap.rb:527
    me:
      called_id: test_connection_closed_without_greeting, type: iseq
      owner class: 0x00005570a44eeb38 [2     ] T_CLASS IMAPTest
    self: 0x00007ffbd4038c20 [0     ] T_OBJECT (IMAPTest)len:9 ptr:0x00007ffbe664e4e8
    lvars:
      e: T_NIL
  c:0017 p:0044 s:0117 e:000116 METHOD /tmp/ruby/v3/src/trunk_gcc6/tool/lib/test/unit/core_assertions.rb:382
    me:
      called_id: assert_raise, type: iseq
      owner class: 0x00005570a3740388 [0LM  U] T_MODULE (Module)Test::Unit::CoreAssertions
      defined_class: 0x00005570a37b5f98 [0LM  U] T_ICLASS src:Test::Unit::CoreAssertions
    self: 0x00007ffbd4038c20 [0     ] T_OBJECT (IMAPTest)len:9 ptr:0x00007ffbe664e4e8
    lvars:
      exp: 0x00007ffbd40385e0 [0     ] T_ARRAY (Array)[E ] len: 1 (embed)
      b: T_NIL
      msg: T_NIL
      e: T_NIL
      expected: T_NIL
  c:0016 p:0117 s:0108 E:002360 METHOD /tmp/ruby/v3/src/trunk_gcc6/test/net/imap/test_imap.rb:524
    me:
      called_id: test_connection_closed_without_greeting, type: iseq
      owner class: 0x00005570a44eeb38 [2     ] T_CLASS IMAPTest
    self: 0x00007ffbd4038c20 [0     ] T_OBJECT (IMAPTest)len:9 ptr:0x00007ffbe664e4e8
    lvars:
      server: 0x00007ffbd40389a0 [0    U] T_FILE (TCPServer)
      port: T_FIXNUM 36301
      h: 0x00007ffbd4038838 [0     ] T_HASH (Hash)[AT] 6
      net_imap: 0x00007ffbd4038810 [2     ] T_CLASS (annon)
  c:0015 p:0054 s:0100 e:000099 METHOD /tmp/ruby/v3/src/trunk_gcc6/tool/lib/test/unit.rb:1231
    me:
      called_id: run_test, type: iseq
      owner class: 0x00005570a3741530 [3LM R ] T_CLASS MiniTest::Unit::TestCase
    self: 0x00007ffbd4038c20 [0     ] T_OBJECT (IMAPTest)len:9 ptr:0x00007ffbe664e4e8
    lvars:
      name: 0x00005570a44ed490 [0     ] T_STRING (String)test_connection_closed_without_greeting
      progname: 0x00005570a34aa010 [3LMP  ] T_STRING (String)/tmp/ruby/v3/src/trunk_gcc6/tool/lib/test/unit/parallel.rb
  c:0014 p:0065 s:0094 e:000093 METHOD /tmp/ruby/v3/src/trunk_gcc6/tool/lib/minitest/unit.rb:1320
    me:
      called_id: run, type: iseq
      owner class: 0x00005570a3741530 [3LM R ] T_CLASS MiniTest::Unit::TestCase
    self: 0x00007ffbd4038c20 [0     ] T_OBJECT (IMAPTest)len:9 ptr:0x00007ffbe664e4e8
    lvars:
      runner: 0x00005570a3a69d70 [3LMPR ] T_OBJECT (Test::Unit::Worker)len:28 ptr:0x00005570a3b1fc90
      start_time: 0x00007ffbd4038bf8 [0    U] time (Time)time
      result: 0x00005570a3490408 [3LM   ] T_STRING (String)
      time: T_NIL
      e: T_NIL
  c:0013 p:0013 s:0085 e:000084 METHOD /tmp/ruby/v3/src/trunk_gcc6/tool/lib/test/unit/testcase.rb:18
    me:
      called_id: run, type: iseq
      owner class: 0x00005570a37b6178 [3LM   ] T_CLASS Test::Unit::TestCase
    self: 0x00007ffbd4038c20 [0     ] T_OBJECT (IMAPTest)len:9 ptr:0x00007ffbe664e4e8
    lvars:
      runner: 0x00005570a3a69d70 [3LMPR ] T_OBJECT (Test::Unit::Worker)len:28 ptr:0x00005570a3b1fc90
  c:0012 p:0079 s:0080 e:000079 BLOCK  /tmp/ruby/v3/src/trunk_gcc6/tool/lib/minitest/unit.rb:969 [FINISH]
    me:
      called_id: _run_suite, type: iseq
      owner class: 0x00005570a3742908 [3LM R ] T_CLASS MiniTest::Unit
    self: 0x00005570a3a69d70 [3LMPR ] T_OBJECT (Test::Unit::Worker)len:28 ptr:0x00005570a3b1fc90
    lvars:
      method: 0x00005570a44ed490 [0     ] T_STRING (String)test_connection_closed_without_greeting
      inst: 0x00007ffbd4038c20 [0     ] T_OBJECT (IMAPTest)len:9 ptr:0x00007ffbe664e4e8
      start_time: T_NIL
      result: T_NIL
  c:0011 p:---- s:0073 e:000072 CFUNC  :map
    me:
      called_id: map, type: cfunc
      owner class: 0x00005570a34fa650 [3LMPR ] T_CLASS Array
    self: 0x00005570a44ed328 [0     ] T_ARRAY (Array)[  T] len: 24, capa:37 ptr:0x00007ffbe664bcb8
  c:0010 p:0006 s:0069 e:000068 BLOCK  /tmp/ruby/v3/src/trunk_gcc6/tool/lib/minitest/unit.rb:962
    me:
      called_id: _run_suite, type: iseq
      owner class: 0x00005570a3742908 [3LM R ] T_CLASS MiniTest::Unit
    self: 0x00005570a3a69d70 [3LMPR ] T_OBJECT (Test::Unit::Worker)len:28 ptr:0x00005570a3b1fc90
    lvars:
      assertions: T_NIL
  c:0009 p:0167 s:0065 E:000d60 METHOD /tmp/ruby/v3/src/trunk_gcc6/tool/lib/minitest/unit.rb:989
    me:
      called_id: _run_suite, type: iseq
      owner class: 0x00005570a3742908 [3LM R ] T_CLASS MiniTest::Unit
    self: 0x00005570a3a69d70 [3LMPR ] T_OBJECT (Test::Unit::Worker)len:28 ptr:0x00005570a3b1fc90
    lvars:
      suite: 0x00005570a44eeb38 [2     ] T_CLASS IMAPTest
      type: T_SYMBOL test
      header: 0x00005570a44ed9b8 [0     ] T_STRING (String)test_suite_header
      filter: 0x00005570a3a791d0 [3LM   ] T_REGEXP 
      all_test_methods: 0x00005570a44ed378 [0     ] T_ARRAY (Array)[   ] len: 24, capa:24 ptr:0x00005570a43429e0
      filtered_test_methods: 0x00005570a44ed328 [0     ] T_ARRAY (Array)[  T] len: 24, capa:37 ptr:0x00007ffbe664bcb8
      leakchecker: 0x00005570a44ecfe0 [0     ] T_OBJECT (LeakChecker)len:7 ptr:0x00007ffbe664c0b0
      continuation: 0x00005570a44f3ea8 [0     ] proc (Proc) block in _run_suite@/tmp/ruby/v3/src/trunk_gcc6/tool/lib/minitest/unit.rb:961
  c:0008 p:0042 s:0053 e:000052 METHOD /tmp/ruby/v3/src/trunk_gcc6/tool/lib/test/unit.rb:1084
    me:
      called_id: orig_run_suite, type: iseq
      owner class: 0x00005570a37b4170 [0LM  U] T_MODULE (Module)Test::Unit::ExcludesOption
      defined_class: 0x00005570a36ef3e8 [0LM  U] T_ICLASS src:Test::Unit::ExcludesOption
    self: 0x00005570a3a69d70 [3LMPR ] T_OBJECT (Test::Unit::Worker)len:28 ptr:0x00005570a3b1fc90
    lvars:
      suite: 0x00005570a44eeb38 [2     ] T_CLASS IMAPTest
      type: T_SYMBOL test
      ex: T_NIL
  c:0007 p:0103 s:0046 E:0010c0 METHOD /tmp/ruby/v3/src/trunk_gcc6/tool/lib/test/unit/parallel.rb:55
    me:
      called_id: _run_suite, type: iseq
      owner class: 0x00005570a34f18c0 [3LM   ] T_CLASS Test::Unit::Worker
    self: 0x00005570a3a69d70 [3LMPR ] T_OBJECT (Test::Unit::Worker)len:28 ptr:0x00005570a3b1fc90
    lvars:
      suite: 0x00005570a44eeb38 [2     ] T_CLASS IMAPTest
      type: T_SYMBOL test
      orig_testout: 0x00005570a34e3568 [0LMP U] T_FILE (IO)
      i: 0x00005570a44edd50 [0    U] T_FILE (IO)
      o: 0x00005570a44edd28 [0    U] T_FILE (IO)
      orig_stdin: 0x00005570a34e3608 [0LMP U] T_FILE (IO)
      orig_stdout: 0x00005570a34e3568 [0LMP U] T_FILE (IO)
      th: 0x00005570a44edcd8 [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_gcc6/tool/lib/test/unit/parallel.rb:31 [FINISH]
    me:
      called_id: _run_suites, type: iseq
      owner class: 0x00005570a34f18c0 [3LM   ] T_CLASS Test::Unit::Worker
    self: 0x00005570a3a69d70 [3LMPR ] T_OBJECT (Test::Unit::Worker)len:28 ptr:0x00005570a3b1fc90
    lvars:
      suite: 0x00005570a44eeb38 [2     ] T_CLASS IMAPTest
  c:0005 p:---- s:0026 e:000025 CFUNC  :map
    me:
      called_id: map, type: cfunc
      owner class: 0x00005570a34fa650 [3LMPR ] T_CLASS Array
    self: 0x00005570a44ede18 [0     ] T_ARRAY (Array)[E ] len: 1 (embed)
  c:0004 p:0005 s:0022 e:000021 METHOD /tmp/ruby/v3/src/trunk_gcc6/tool/lib/test/unit/parallel.rb:30
    me:
      called_id: _run_suites, type: iseq
      owner class: 0x00005570a34f18c0 [3LM   ] T_CLASS Test::Unit::Worker
    self: 0x00005570a3a69d70 [3LMPR ] T_OBJECT (Test::Unit::Worker)len:28 ptr:0x00005570a3b1fc90
    lvars:
      suites: 0x00005570a44ede18 [0     ] T_ARRAY (Array)[E ] len: 1 (embed)
      type: T_SYMBOL test
  c:0003 p:0259 s:0016 e:000015 METHOD /tmp/ruby/v3/src/trunk_gcc6/tool/lib/test/unit/parallel.rb:125
    me:
      called_id: run, type: iseq
      owner class: 0x00005570a34f18c0 [3LM   ] T_CLASS Test::Unit::Worker
    self: 0x00005570a3a69d70 [3LMPR ] T_OBJECT (Test::Unit::Worker)len:28 ptr:0x00005570a3b1fc90
    lvars:
      args: 0x00005570a34e2708 [3LMP  ] T_ARRAY [E ] len: 0 (embed)
      buf: 0x00005570a3a24e50 [0     ] T_STRING (String)run /tmp/ruby/v3/src/trunk_gcc6/test/net/imap/test_imap.rb test
  
      suites: 0x00005570a3a24658 [0     ] T_ARRAY (Array)[   ] len: 46, capa:46 ptr:0x00007ffbcc00c960
      e: T_NIL
      trace: T_NIL
      err: T_NIL
  c:0002 p:0144 s:0006 e:000005 EVAL   /tmp/ruby/v3/src/trunk_gcc6/tool/lib/test/unit/parallel.rb:205 [FINISH]
    self: 0x00005570a3521ea8 [3LMP  ] T_OBJECT len:0 ptr:0x0000000000000000
  c:0001 p:0000 s:0003 E:0010b0 (none) [FINISH]
    self: 0x00005570a3521ea8 [3LMP  ] T_OBJECT len:0 ptr:0x0000000000000000
  
  th: 0x5570a43422f0, native_id: 0x7ffbe323f700
  -- Control frame information -----------------------------------------------
  c:0003 p:---- s:0012 e:000011 CFUNC  :readpartial
    me:
      called_id: readpartial, type: cfunc
      owner class: 0x00005570a34ea048 [3LMP  ] T_CLASS IO
    self: 0x00005570a44edd50 [0    U] T_FILE (IO)
  c:0002 p:0036 s:0007 e:000006 BLOCK  /tmp/ruby/v3/src/trunk_gcc6/tool/lib/test/unit/parallel.rb:45 [FINISH]
    me:
      called_id: _run_suite, type: iseq
      owner class: 0x00005570a34f18c0 [3LM   ] T_CLASS Test::Unit::Worker
    self: 0x00005570a3a69d70 [3LMPR ] T_OBJECT (Test::Unit::Worker)len:28 ptr:0x00005570a3b1fc90
    lvars:
      buf: 0x00005570a44f9858 [0     ] T_STRING (String).
  c:0001 p:---- s:0003 e:000002 (none) [FINISH]
    self: T_NIL
  
  $1 = 0
  ">>> Finish
  "
  [nil, 3246]
  "gdb -p 3244 -x /home/ko1/ruby/build-ruby/gdbscript -batch -quiet"
  running file: /tmp/ruby/v3/src/trunk_gcc6/test/net/imap/test_imap.rb
  
  Some worker was crashed. It seems ruby interpreter's bug
  or, a bug of test/unit/parallel.rb. try again without -j
  option.
  
  3246:running:test_imap: Broken pipe
  
  /tmp/ruby/v3/src/trunk_gcc6/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, 3244]
  #<Errno::ESRCH: No such process>
  "gdb -p 3231 -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, 3231]
  #<Errno::ESRCH: No such process>
  "gdb -p 3229 -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 3229 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, 3229]
  "gdb -p 12082 -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, 12082]
  #<Errno::ESRCH: No such process>
    0.012000   0.000000 1077.040000 (10802.692094)
  /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: 10857.94 sec