SIGSEGV running the test suite for bruceadams/pmap

rbx-segv

The Rubinius process is aborting with signal: SIGSEGV
--- begin system info ---
sysname: Linux
nodename: ba
release: 3.13.0-46-generic
version: #77-Ubuntu SMP Mon Mar 2 18:23:39 UTC 2015
machine: x86_64
--- end system info ---
--- begin rubinius info ---
program name: rbx
version: 2.5.2
ruby version: 2.1.0
release date: 2015-01-30
build revision: 7a5b05b1a9aca87703ceb0bafe00b916b9510285
llvm version: 3.4
--- end rubinius info ---
--- begin system backtrace ---
rbx() [0x691579]
/lib/x86_64-linux-gnu/libpthread.so.0(+0x10340) [0x7f5ddfe08340]
/lib/x86_64-linux-gnu/libc.so.6(getenv+0xad) [0x7f5ddf0258dd]
rbx(_ZN4llvm9MCContextC1EPKNS_9MCAsmInfoEPKNS_14MCRegisterInfoEPKNS_16MCObjectFileInfoEPKNS_9SourceMgrEb+0x2cb) [0xeda0ab]
rbx(_ZN4llvm17MachineModuleInfoC2ERKNS_9MCAsmInfoERKNS_14MCRegisterInfoEPKNS_16MCObjectFileInfoE+0x3c) [0xb366fc]
rbx() [0xafa094]
rbx(_ZN4llvm17LLVMTargetMachine26addPassesToEmitMachineCodeERNS_6legacy15PassManagerBaseERNS_14JITCodeEmitterEb+0x1a) [0xafa14a]
rbx(_ZN4llvm3JITC2EPNS_6ModuleERNS_13TargetMachineERNS_13TargetJITInfoEPNS_16JITMemoryManagerEb+0x3ef) [0xac829f]
rbx(_ZN4llvm3JIT9createJITEPNS_6ModuleEPSsPNS_16JITMemoryManagerEbPNS_13TargetMachineE+0x5f) [0xac844f]
rbx(_ZN4llvm13EngineBuilder6createEPNS_13TargetMachineE+0x12a) [0xeadb9a]
rbx(_ZN8rubinius7ContextC2EPNS_9LLVMStateE+0x654) [0x798b24]
rbx(_ZN8rubinius9LLVMState7performEPNS_5StateE+0x320) [0x7b5c80]
rbx(_ZN8rubinius19jit_llvm_trampolineEPNS_5StateE+0x1f) [0x7b6a5f]
rbx(_ZN8rubinius6Thread14execute_threadEPNS_5StateEPNS_2VME+0xc7) [0x71ef37]
rbx(_ZN8rubinius6Thread15internal_threadEPv+0x2f) [0x71f01f]
/lib/x86_64-linux-gnu/libpthread.so.0(+0x8182) [0x7f5ddfe00182]
/lib/x86_64-linux-gnu/libc.so.6(clone+0x6d) [0x7f5ddf0e447d]
--- end system backtrace ---
--- begin Ruby backtraces ---
--- Thread 1 backtrace ---
Rubinius::Mirror::Process.exec in kernel/common/process_mirror.rb:16 (+109)
Process.exec in kernel/common/process.rb:472 (+86)
Kernel.exec in kernel/common/kernel.rb:305 (+85)
Bundler::CLI::Exec#run in /home/ba/.rubies/rbx-2.5.2/gems/gems/bundler-1.7.12/lib/bundler/cli/exec.rb:22 (+182)
Bundler::CLI#exec in /home/ba/.rubies/rbx-2.5.2/gems/gems/bundler-1.7.12/lib/bundler/cli.rb:251 (+45)
Thor::Command#run in /home/ba/.rubies/rbx-2.5.2/gems/gems/bundler-1.7.12/lib/bundler/vendor/thor/command.rb:27 (+153)
Thor::Invocation#invoke_command in /home/ba/.rubies/rbx-2.5.2/gems/gems/bundler-1.7.12/lib/bundler/vendor/thor/invocation.rb:0 (+124)
Thor.dispatch in /home/ba/.rubies/rbx-2.5.2/gems/gems/bundler-1.7.12/lib/bundler/vendor/thor.rb:363 (+580)
Thor::Base::ClassMethods#start in /home/ba/.rubies/rbx-2.5.2/gems/gems/bundler-1.7.12/lib/bundler/vendor/thor/base.rb:440 (+101)
Bundler::CLI.start in /home/ba/.rubies/rbx-2.5.2/gems/gems/bundler-1.7.12/lib/bundler/cli.rb:9 (+10)
__block__ in /home/ba/.rubies/rbx-2.5.2/gems/gems/bundler-1.7.12/bin/bundle:20 (+33)
Bundler.with_friendly_errors in /home/ba/.rubies/rbx-2.5.2/gems/gems/bundler-1.7.12/lib/bundler/friendly_errors.rb:5 (+9)
Object#__script__ in /home/ba/.rubies/rbx-2.5.2/gems/gems/bundler-1.7.12/bin/bundle:18 (+50)
Kernel#load in kernel/common/kernel.rb:497 (+58)
Object#__script__ in /home/ba/.rubies/rbx-2.5.2/gems/bin/bundle:23 (+148)
Rubinius::CodeLoader#load_script in kernel/delta/code_loader.rb:66 (+52)
Rubinius::CodeLoader.load_script in kernel/delta/code_loader.rb:152 (+40)
Rubinius::Loader#script in kernel/loader.rb:655 (+214)
Rubinius::Loader#main in kernel/loader.rb:809 (+77)
--- Thread 9 backtrace ---
Timeout.watch_channel in /home/ba/.rubies/rbx-2.5.2/gems/gems/rubysl-timeout-2.0.0/lib/rubysl/timeout/timeout.rb:90 (+27)
__block__ in /home/ba/.rubies/rbx-2.5.2/gems/gems/rubysl-timeout-2.0.0/lib/rubysl/timeout/timeout.rb:125 (+3)
Proc#call in kernel/bootstrap/proc.rb:0 (+204)
Thread#__run__ in kernel/bootstrap/thread.rb:396 (+117)
--- end Ruby backtraces ---
Segmentation fault (core dumped)