[ 0:01]   | load /home/xrockai/src/divine/nightly/test/refine/pointers/shatter-a.c shatter-a.c
[ 0:01]   | expect --result error --location shatter-a.c:39
[ 0:01]   | expect --trace FAULT: --trace-count 1
[ 0:01]   | cc -o testcase.bc shatter-a.c
[ 0:01]   | refine -o nofail:malloc --refinement pointers --output testcase.bc testcase.bc
[ 0:01]   | verify --max-memory 4GiB --max-time 600 --threads 2 --report-filename verify.out --solver smtlib:z3 -o nofail:malloc --lamp pointers --symbolic testcase.bc
[ 0:01] compiling shatter-a.c
[ 0:01] loading bitcode … DiOS … LART … RR … constants … done
[ 0:44] booting … done
[ 0:44] states per second: 17.094
[ 0:45] state count: 20
[ 0:45] mips: 0.15
[ 0:45] symbolic: 1
[ 0:48] 
[ 0:48] error found: yes
[ 0:48] error trace: |
[ 0:48]   ASSUME (not (= var_1 #x0000000000000000))
[ 0:48]   ASSUME (not (= var_2 #x0000000000000000))
[ 0:48]   ASSUME (and (not (= var_2 #x0000000000000000)) (bvult var_2 (bvsub #xffffffffffffffff #x0000000000000001)))
[ 0:48]   ASSUME (and (not (= var_1 #x0000000000000000)) (bvult var_1 (bvsub #xffffffffffffffff #x0000000000000001)))
[ 0:48]   ASSUME (and (and (and (not (= var_2 #x0000000000000000)) (bvult var_2 (bvsub #xffffffffffffffff #x0000000000000001))) (or (bvule (bvadd var_2 #x0000000000000001) var_1) (bvule (bvadd var_1 #x0000000000000001) var_2))) (and (not (= var_1 #x0000000000000000)) (bvult var_1 (bvsub #xffffffffffffffff #x0000000000000001))))
[ 0:48]   ASSUME (and (and (and (and (not (= var_2 #x0000000000000000)) (bvult var_2 (bvsub #xffffffffffffffff #x0000000000000001))) (or (bvule (bvadd var_2 #x0000000000000001) var_1) (bvule (bvadd var_1 #x0000000000000001) var_2))) (and (not (= var_1 #x0000000000000000)) (bvult var_1 (bvsub #xffffffffffffffff #x0000000000000001)))) (not (bvult var_1 var_2)))
[ 0:48]   ASSUME (and (and (and (and (and (not (= var_2 #x0000000000000000)) (bvult var_2 (bvsub #xffffffffffffffff #x0000000000000001))) (or (bvule (bvadd var_2 #x0000000000000001) var_1) (bvule (bvadd var_1 #x0000000000000001) var_2))) (and (not (= var_1 #x0000000000000000)) (bvult var_1 (bvsub #xffffffffffffffff #x0000000000000001)))) (not (bvult var_1 var_2))) (not (bvult (concat ((_ extract 63 56) var_1) (concat ((_ extract 55 48) var_1) (concat ((_ extract 47 40) var_1) (concat ((_ extract 39 32) var_1) (concat ((_ extract 31 24) var_1) (concat ((_ extract 23 16) var_1) (concat ((_ extract 15 8) var_1) ((_ extract 7 0) var_1)))))))) (concat ((_ extract 63 56) var_2) (concat ((_ extract 55 48) var_2) (concat ((_ extract 47 40) var_2) (concat ((_ extract 39 32) var_2) (concat ((_ extract 31 24) var_2) (concat ((_ extract 23 16) var_2) (concat ((_ extract 15 8) var_2) ((_ extract 7 0) var_2)))))))))))
[ 0:48]   FAULT: shatter-a.c:39: int main(): assertion 'build( a_frag ) < build( b_frag )' failed
[ 0:48]   [0] FATAL: assertion failure in userspace
[ 0:48] 
[ 0:48] active stack:
[ 0:49]   - symbol: void __dios::FaultBase::handler<__dios::Context>(_VM_Fault, _VM_Frame*, void (*)())
[ 0:50]     location: /dios/sys/fault.hpp:118
[ 0:50]   - symbol: __dios_fault
[ 0:50]     location: /dios/arch/divm/fault.c:12
[ 0:50]   - symbol: lart.__assert_fail
[ 0:50]     location: /dios/libc/_PDCLIB/assert.c:24
[ 0:50]   - symbol: main
[ 0:50]     location: shatter-a.c:39
[ 0:50]   - symbol: __dios_start
[ 0:50]     location: /dios/libc/sys/start.cpp:94
[ 0:50] + divine sim --batch --skip-init --load-report verify.out
[ 0:50] 
[ 1:00]            ^       —————.   —.—  .     .  —.—  .     .  .—————    .    .
[ 1:00]           ———      |     |   |   |     |   |   |\    |  |         |    |
[ 1:00]          —(o)—     |     |   |   |     |   |   |  \  |  |————     '————|
[ 1:00]         ———————    |     |   |    \   /    |   |    \|  |              |
[ 1:00]        —————————   —————'   —'—     '     —'—  '     '  '—————         '
[ 1:00] 
[ 1:00] Welcome to 'divine sim', an interactive debugger. Type 'help' to get started.
[ 1:00] traced states:
[ 1:01] ▶ state   #17 [new] -- active threads: [0:0] --
[ 1:02] T: FAULT: shatter-a.c:39: int main(): assertion 'build( a_frag ) < build( b_frag )' failed
[ 1:02] # executing void __dios::FaultBase::handler<{Context}>(_VM_Fault, _VM_Frame*, void (*)()) at /dios/sys/fault.hpp:118
[ 1:02] # NOTE: $frame in __dios_fault
[ 1:02] > backtrace
[ 1:02]   void __dios::FaultBase::handler<{Context}>(_VM_Fault, _VM_Frame*, void (*)()) at /dios/sys/fault.hpp:118
[ 1:02]   __dios_fault at /dios/arch/divm/fault.c:12
[ 1:02]   lart.__assert_fail at /dios/libc/_PDCLIB/assert.c:24
[ 1:02]   main at shatter-a.c:39
[ 1:02]   __dios_start at /dios/libc/sys/start.cpp:94
[ 1:02] # executing void __dios::FaultBase::handler<{Context}>(_VM_Fault, _VM_Frame*, void (*)()) at /dios/sys/fault.hpp:118
[ 1:02] # NOTE: $frame in __dios_fault