[ 0:01]   | load /home/xrockai/src/divine/nightly/test/weakmem/peterson_relaxed.cpp peterson_relaxed.cpp
[ 0:01]   | expect --result error --location peterson_relaxed.cpp:34
[ 0:01]   | expect --trace FAULT: --trace-count 1
[ 0:01]   | cc -o testcase.bc -std=c++14 peterson_relaxed.cpp
[ 0:01]   | verify --max-memory 4GiB --max-time 600 --threads 2 --report-filename verify.out -o nofail:malloc --relaxed-memory tso testcase.bc
[ 0:01] compiling peterson_relaxed.cpp
[ 0:01] loading bitcode … DiOS … LART … RR … constants … done
[ 0:04] booting … done
[ 0:04] states per second: 21.7184
[ 0:54] state count: 1069
[ 0:54] mips: 0.48
[ 0:54] relaxed memory: tso
[ 1:01] 
[ 1:01] error found: yes
[ 1:01] error trace: |
[ 1:01]   FAULT: peterson_relaxed.cpp:34: int main()
[ 1:01]   [0] FATAL: assertion failure in userspace
[ 1:01] 
[ 1:01] active stack:
[ 1:24]   - symbol: void __dios::FaultBase::handler<__dios::Context>(_VM_Fault, _VM_Frame*, void (*)())
[ 1:25]     location: /dios/sys/fault.hpp:118
[ 1:25]   - symbol: __dios_fault
[ 1:25]     location: /dios/arch/divm/fault.c:12
[ 1:25]   - symbol: __assert_fail
[ 1:25]     location: /dios/libc/_PDCLIB/assert.c:24
[ 1:25]   - symbol: main
[ 1:25]     location: peterson_relaxed.cpp:34
[ 1:25]   - symbol: __dios_start
[ 1:25]     location: /dios/libc/sys/start.cpp:94
[ 1:25] + divine sim --batch --skip-init --load-report verify.out
[ 1:25] 
[ 1:28]            ^       —————.   —.—  .     .  —.—  .     .  .—————    .    .
[ 1:28]           ———      |     |   |   |     |   |   |\    |  |         |    |
[ 1:28]          —(o)—     |     |   |   |     |   |   |  \  |  |————     '————|
[ 1:28]         ———————    |     |   |    \   /    |   |    \|  |              |
[ 1:28]        —————————   —————'   —'—     '     —'—  '     '  '—————         '
[ 1:28] 
[ 1:28] Welcome to 'divine sim', an interactive debugger. Type 'help' to get started.
[ 1:28] traced states:
[ 1:36] ▶ state   #11 [new] -- active threads: [0:0] 0:1 0:2 --
[ 1:36] T: FAULT: peterson_relaxed.cpp:34: int main()
[ 1:53] # executing void __dios::FaultBase::handler<{Context}>(_VM_Fault, _VM_Frame*, void (*)()) at /dios/sys/fault.hpp:118
[ 1:53] # NOTE: $frame in __dios_fault
[ 1:53] > backtrace
[ 1:53]   void __dios::FaultBase::handler<{Context}>(_VM_Fault, _VM_Frame*, void (*)()) at /dios/sys/fault.hpp:118
[ 1:53]   __dios_fault at /dios/arch/divm/fault.c:12
[ 1:53]   __assert_fail at /dios/libc/_PDCLIB/assert.c:24
[ 1:53]   main at peterson_relaxed.cpp:34
[ 1:53]   __dios_start at /dios/libc/sys/start.cpp:94
[ 1:53] # executing void __dios::FaultBase::handler<{Context}>(_VM_Fault, _VM_Frame*, void (*)()) at /dios/sys/fault.hpp:118
[ 1:54] # NOTE: $frame in __dios_fault