| "make update-download -j20" exit with 0. | 
 | "make update-src      -j20" exit with 0. | 
 | "make after-update    -j20" exit with 0. | 
 | "make miniruby -j20" exit with 0. | 
 | "make ruby -j20" exit with 0. | 
 | "make all -j20" exit with 0. | 
 | "make install -j20" exit with 0. | 
 | "make yes-btest TESTOPTS='-q -j20'" exit with 0. | 
 |   | 
 | "make yes-test-basic TESTS='-j20'" exit with 0. | 
 | "make yes-test-all TESTOPTS='--stderr-on-failure' TESTS='-j20'" exit with 512. | 
 |   1) Failure: | 
 | TestSetTraceFunc#test_enable_target_thread [/tmp/ruby/src/trunk/test/ruby/test_settracefunc.rb:2595]: | 
 | <[#<Thread:0x0000722308f88ed0 run>, | 
 |  #<Thread:0x0000722308f88ed0 run>, | 
 |  #<Thread:0x0000722308f88ed0 run>]> expected but was | 
 | <[#<Thread:0x0000722308f88ed0 run>, | 
 |  #<Thread:0x0000722308f88ed0 run>, | 
 |  #<Thread:0x0000722308f88ed0 run>, | 
 |  #<Thread:0x0000722308f88ed0 run>, | 
 |  #<Thread:0x0000722308f88ed0 run>, | 
 |  #<Thread:0x0000722308f88ed0 run>, | 
 |  #<Thread:0x0000722308f88ed0 run>, | 
 |  #<Thread:0x0000722308f88ed0 run>, | 
 |  #<Thread:0x0000722308f88ed0 run>, | 
 |  #<Thread:0x0000722308f88ed0 run>, | 
 |  #<Thread:0x0000722308f88ed0 run>, | 
 |  #<Thread:0x0000722308f88ed0 run>, | 
 |  #<Thread:0x0000722308f88ed0 run>, | 
 |  #<Thread:0x0000722308f88ed0 run>, | 
 |  #<Thread:0x0000722308f88ed0 run>, | 
 |  #<Thread:0x0000722308f88ed0 run>, | 
 |  #<Thread:0x0000722308f88ed0 run>, | 
 |  #<Thread:0x0000722308f88ed0 run>, | 
 |  #<Thread:0x0000722308f88ed0 run>, | 
 |  #<Thread:0x0000722308f88ed0 run>, | 
 |  #<Thread:0x0000722308f88ed0 run>]>. | 
 | make: *** [uncommon.mk:910: yes-test-all] Error 1 | 
 | "make yes-test-rubyspec MSPECOPT='--error-output stderr -j' TESTS='-j20'" exit with 0. |