./Ultimate.py --spec ../../sv-benchmarks/c/properties/no-overflow.prp --file ../../sv-benchmarks/c/libvsync/hclhlock.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 826ab2ba Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/plugins/org.eclipse.equinox.launcher_1.6.800.v20240513-1750.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/config/GemCutterReach.xml -i ../../sv-benchmarks/c/libvsync/hclhlock.i -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/config/svcomp-Overflow-32bit-GemCutter_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F --witnessprinter.witness.filename witness --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! overflow) ) --witnessprinter.graph.data.producer GemCutter --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash b0a2798ee53cc94366daea227ae4e14ebe705512ec93088d5efc9992b9f84ae5 --- Real Ultimate output --- This is Ultimate 0.3.0-dev-826ab2b [2024-11-13 12:43:54,370 INFO L188 SettingsManager]: Resetting all preferences to default values... [2024-11-13 12:43:54,464 INFO L114 SettingsManager]: Loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/config/svcomp-Overflow-32bit-GemCutter_Default.epf [2024-11-13 12:43:54,473 WARN L101 SettingsManager]: Preference file contains the following unknown settings: [2024-11-13 12:43:54,474 WARN L103 SettingsManager]: * de.uni_freiburg.informatik.ultimate.core.Log level for class [2024-11-13 12:43:54,512 INFO L130 SettingsManager]: Preferences different from defaults after loading the file: [2024-11-13 12:43:54,512 INFO L151 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2024-11-13 12:43:54,512 INFO L153 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2024-11-13 12:43:54,513 INFO L151 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2024-11-13 12:43:54,513 INFO L153 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2024-11-13 12:43:54,513 INFO L151 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2024-11-13 12:43:54,513 INFO L153 SettingsManager]: * Create parallel compositions if possible=false [2024-11-13 12:43:54,513 INFO L153 SettingsManager]: * Use SBE=true [2024-11-13 12:43:54,514 INFO L151 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2024-11-13 12:43:54,514 INFO L153 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2024-11-13 12:43:54,514 INFO L153 SettingsManager]: * sizeof long=4 [2024-11-13 12:43:54,514 INFO L153 SettingsManager]: * Overapproximate operations on floating types=true [2024-11-13 12:43:54,514 INFO L153 SettingsManager]: * sizeof POINTER=4 [2024-11-13 12:43:54,514 INFO L153 SettingsManager]: * Check division by zero=IGNORE [2024-11-13 12:43:54,514 INFO L153 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2024-11-13 12:43:54,517 INFO L153 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2024-11-13 12:43:54,517 INFO L153 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2024-11-13 12:43:54,517 INFO L153 SettingsManager]: * Allow undefined functions=false [2024-11-13 12:43:54,517 INFO L153 SettingsManager]: * Check absence of signed integer overflows=ASSERTandASSUME [2024-11-13 12:43:54,517 INFO L153 SettingsManager]: * Check unreachability of reach_error function=false [2024-11-13 12:43:54,517 INFO L153 SettingsManager]: * sizeof long double=12 [2024-11-13 12:43:54,518 INFO L153 SettingsManager]: * Check if freed pointer was valid=false [2024-11-13 12:43:54,518 INFO L153 SettingsManager]: * Use constant arrays=true [2024-11-13 12:43:54,518 INFO L151 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2024-11-13 12:43:54,518 INFO L153 SettingsManager]: * Size of a code block=SequenceOfStatements [2024-11-13 12:43:54,518 INFO L153 SettingsManager]: * Only consider context switches at boundaries of atomic blocks=true [2024-11-13 12:43:54,518 INFO L153 SettingsManager]: * SMT solver=External_DefaultMode [2024-11-13 12:43:54,518 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 12:43:54,519 INFO L151 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2024-11-13 12:43:54,519 INFO L153 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2024-11-13 12:43:54,519 INFO L153 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopHeads [2024-11-13 12:43:54,520 INFO L153 SettingsManager]: * Trace refinement strategy=CAMEL [2024-11-13 12:43:54,520 INFO L153 SettingsManager]: * DFS Order used in POR=LOOP_LOCKSTEP [2024-11-13 12:43:54,520 INFO L153 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2024-11-13 12:43:54,520 INFO L153 SettingsManager]: * Apply one-shot large block encoding in concurrent analysis=false [2024-11-13 12:43:54,520 INFO L153 SettingsManager]: * Abstraction used for commutativity in POR=VARIABLES_GLOBAL [2024-11-13 12:43:54,520 INFO L153 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2024-11-13 12:43:54,520 INFO L153 SettingsManager]: * CEGAR restart behaviour=ONE_CEGAR_PER_THREAD_INSTANCE [2024-11-13 12:43:54,520 INFO L153 SettingsManager]: * Partial Order Reduction in concurrent analysis=PERSISTENT_SLEEP_NEW_STATES_FIXEDORDER [2024-11-13 12:43:54,521 INFO L153 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> GemCutter Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> b0a2798ee53cc94366daea227ae4e14ebe705512ec93088d5efc9992b9f84ae5 [2024-11-13 12:43:54,838 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2024-11-13 12:43:54,847 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2024-11-13 12:43:54,850 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2024-11-13 12:43:54,851 INFO L270 PluginConnector]: Initializing CDTParser... [2024-11-13 12:43:54,852 INFO L274 PluginConnector]: CDTParser initialized [2024-11-13 12:43:54,853 INFO L431 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/../../sv-benchmarks/c/libvsync/hclhlock.i Unable to find full path for "g++" [2024-11-13 12:43:56,939 INFO L533 CDTParser]: Created temporary CDT project at NULL [2024-11-13 12:43:57,689 INFO L384 CDTParser]: Found 1 translation units. [2024-11-13 12:43:57,690 INFO L180 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/sv-benchmarks/c/libvsync/hclhlock.i [2024-11-13 12:43:57,765 INFO L427 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/data/1cf617c7e/e3e8919ab86c40a68077abc8e04acccf/FLAG82c7ad2b3 [2024-11-13 12:43:57,789 INFO L435 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/data/1cf617c7e/e3e8919ab86c40a68077abc8e04acccf [2024-11-13 12:43:57,793 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2024-11-13 12:43:57,795 INFO L133 ToolchainWalker]: Walking toolchain with 6 elements. [2024-11-13 12:43:57,798 INFO L112 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2024-11-13 12:43:57,799 INFO L270 PluginConnector]: Initializing CACSL2BoogieTranslator... [2024-11-13 12:43:57,804 INFO L274 PluginConnector]: CACSL2BoogieTranslator initialized [2024-11-13 12:43:57,806 INFO L184 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:43:57" (1/1) ... [2024-11-13 12:43:57,807 INFO L204 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3bf48a96 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:43:57, skipping insertion in model container [2024-11-13 12:43:57,810 INFO L184 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.11 12:43:57" (1/1) ... [2024-11-13 12:43:57,949 INFO L175 MainTranslator]: Built tables and reachable declarations [2024-11-13 12:44:01,822 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:44:01,844 INFO L200 MainTranslator]: Completed pre-run [2024-11-13 12:44:02,000 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3755] [2024-11-13 12:44:02,002 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3757] [2024-11-13 12:44:02,003 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3762] [2024-11-13 12:44:02,005 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3764] [2024-11-13 12:44:02,006 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3770] [2024-11-13 12:44:02,008 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3772] [2024-11-13 12:44:02,009 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3778] [2024-11-13 12:44:02,010 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3780] [2024-11-13 12:44:02,010 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3786] [2024-11-13 12:44:02,012 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3788] [2024-11-13 12:44:02,013 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3794] [2024-11-13 12:44:02,013 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3796] [2024-11-13 12:44:02,016 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3802] [2024-11-13 12:44:02,017 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3804] [2024-11-13 12:44:02,018 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3810] [2024-11-13 12:44:02,019 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3812] [2024-11-13 12:44:02,020 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3817] [2024-11-13 12:44:02,021 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3819] [2024-11-13 12:44:02,022 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3824] [2024-11-13 12:44:02,023 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3826] [2024-11-13 12:44:02,023 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3831] [2024-11-13 12:44:02,024 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3833] [2024-11-13 12:44:02,024 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3838] [2024-11-13 12:44:02,025 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3840] [2024-11-13 12:44:02,025 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3845] [2024-11-13 12:44:02,026 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3847] [2024-11-13 12:44:02,026 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3852] [2024-11-13 12:44:02,027 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3855] [2024-11-13 12:44:02,028 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3861] [2024-11-13 12:44:02,029 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3864] [2024-11-13 12:44:02,030 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3870] [2024-11-13 12:44:02,032 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3873] [2024-11-13 12:44:02,033 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3879] [2024-11-13 12:44:02,034 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3882] [2024-11-13 12:44:02,035 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3888] [2024-11-13 12:44:02,035 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3891] [2024-11-13 12:44:02,036 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3897] [2024-11-13 12:44:02,036 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3900] [2024-11-13 12:44:02,038 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3907] [2024-11-13 12:44:02,039 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3910] [2024-11-13 12:44:02,040 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3917] [2024-11-13 12:44:02,041 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3920] [2024-11-13 12:44:02,042 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3927] [2024-11-13 12:44:02,043 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3930] [2024-11-13 12:44:02,044 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3937] [2024-11-13 12:44:02,045 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3940] [2024-11-13 12:44:02,045 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3947] [2024-11-13 12:44:02,047 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3950] [2024-11-13 12:44:02,048 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3957] [2024-11-13 12:44:02,049 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3960] [2024-11-13 12:44:02,050 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3966] [2024-11-13 12:44:02,051 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3969] [2024-11-13 12:44:02,051 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3975] [2024-11-13 12:44:02,052 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3978] [2024-11-13 12:44:02,052 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3984] [2024-11-13 12:44:02,053 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3987] [2024-11-13 12:44:02,054 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3993] [2024-11-13 12:44:02,056 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [3996] [2024-11-13 12:44:02,057 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4002] [2024-11-13 12:44:02,059 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4005] [2024-11-13 12:44:02,059 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4011] [2024-11-13 12:44:02,060 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4014] [2024-11-13 12:44:02,062 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4020] [2024-11-13 12:44:02,064 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4023] [2024-11-13 12:44:02,065 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4029] [2024-11-13 12:44:02,066 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4032] [2024-11-13 12:44:02,068 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4038] [2024-11-13 12:44:02,069 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4041] [2024-11-13 12:44:02,071 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4047] [2024-11-13 12:44:02,072 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4050] [2024-11-13 12:44:02,073 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4056] [2024-11-13 12:44:02,074 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4059] [2024-11-13 12:44:02,074 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4065] [2024-11-13 12:44:02,075 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4068] [2024-11-13 12:44:02,075 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4074] [2024-11-13 12:44:02,078 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4077] [2024-11-13 12:44:02,079 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4083] [2024-11-13 12:44:02,080 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4086] [2024-11-13 12:44:02,080 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4092] [2024-11-13 12:44:02,081 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4095] [2024-11-13 12:44:02,082 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4101] [2024-11-13 12:44:02,083 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4103] [2024-11-13 12:44:02,083 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4109] [2024-11-13 12:44:02,084 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4111] [2024-11-13 12:44:02,085 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4117] [2024-11-13 12:44:02,086 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4119] [2024-11-13 12:44:02,086 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4125] [2024-11-13 12:44:02,088 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4127] [2024-11-13 12:44:02,088 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4133] [2024-11-13 12:44:02,089 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4135] [2024-11-13 12:44:02,090 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4141] [2024-11-13 12:44:02,091 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4143] [2024-11-13 12:44:02,092 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4149] [2024-11-13 12:44:02,093 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4151] [2024-11-13 12:44:02,093 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4157] [2024-11-13 12:44:02,094 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4159] [2024-11-13 12:44:02,095 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4165] [2024-11-13 12:44:02,095 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4167] [2024-11-13 12:44:02,097 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4173] [2024-11-13 12:44:02,098 WARN L75 lationResultReporter]: Unsoundness Warning: Ignoring inline assembler instruction C: __asm__ __volatile__("" ::: "memory"); [4175] [2024-11-13 12:44:02,313 INFO L210 PostProcessor]: Analyzing one entry point: main [2024-11-13 12:44:02,748 INFO L204 MainTranslator]: Completed translation [2024-11-13 12:44:02,748 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:02 WrapperNode [2024-11-13 12:44:02,749 INFO L131 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2024-11-13 12:44:02,750 INFO L112 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2024-11-13 12:44:02,750 INFO L270 PluginConnector]: Initializing Boogie Procedure Inliner... [2024-11-13 12:44:02,750 INFO L274 PluginConnector]: Boogie Procedure Inliner initialized [2024-11-13 12:44:02,759 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:02" (1/1) ... [2024-11-13 12:44:02,863 INFO L184 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:02" (1/1) ... [2024-11-13 12:44:02,931 INFO L138 Inliner]: procedures = 921, calls = 972, calls flagged for inlining = 848, calls inlined = 84, statements flattened = 872 [2024-11-13 12:44:02,931 INFO L131 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2024-11-13 12:44:02,932 INFO L112 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2024-11-13 12:44:02,932 INFO L270 PluginConnector]: Initializing Boogie Preprocessor... [2024-11-13 12:44:02,932 INFO L274 PluginConnector]: Boogie Preprocessor initialized [2024-11-13 12:44:02,941 INFO L184 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:02" (1/1) ... [2024-11-13 12:44:02,942 INFO L184 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:02" (1/1) ... [2024-11-13 12:44:02,947 INFO L184 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:02" (1/1) ... [2024-11-13 12:44:02,948 INFO L184 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:02" (1/1) ... [2024-11-13 12:44:02,976 INFO L184 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:02" (1/1) ... [2024-11-13 12:44:02,991 INFO L184 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:02" (1/1) ... [2024-11-13 12:44:02,995 INFO L184 PluginConnector]: Executing the observer LTLStepAnnotator from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:02" (1/1) ... [2024-11-13 12:44:02,999 INFO L184 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:02" (1/1) ... [2024-11-13 12:44:03,007 INFO L131 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2024-11-13 12:44:03,008 INFO L112 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2024-11-13 12:44:03,008 INFO L270 PluginConnector]: Initializing RCFGBuilder... [2024-11-13 12:44:03,009 INFO L274 PluginConnector]: RCFGBuilder initialized [2024-11-13 12:44:03,010 INFO L184 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:02" (1/1) ... [2024-11-13 12:44:03,018 INFO L173 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2024-11-13 12:44:03,042 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:44:03,061 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2024-11-13 12:44:03,065 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2024-11-13 12:44:03,099 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2024-11-13 12:44:03,099 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2024-11-13 12:44:03,099 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2024-11-13 12:44:03,099 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2024-11-13 12:44:03,099 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2024-11-13 12:44:03,100 INFO L130 BoogieDeclarations]: Found specification of procedure run [2024-11-13 12:44:03,100 INFO L138 BoogieDeclarations]: Found implementation of procedure run [2024-11-13 12:44:03,100 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2024-11-13 12:44:03,100 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2024-11-13 12:44:03,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2024-11-13 12:44:03,100 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2024-11-13 12:44:03,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2024-11-13 12:44:03,100 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2024-11-13 12:44:03,103 WARN L207 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to OneNontrivialStatement. [2024-11-13 12:44:03,419 INFO L238 CfgBuilder]: Building ICFG [2024-11-13 12:44:03,421 INFO L264 CfgBuilder]: Building CFG for each procedure with an implementation [2024-11-13 12:44:05,208 INFO L283 CfgBuilder]: Omitted future-live optimization because the input is a concurrent program. [2024-11-13 12:44:05,209 INFO L287 CfgBuilder]: Performing block encoding [2024-11-13 12:44:06,100 INFO L311 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2024-11-13 12:44:06,103 INFO L316 CfgBuilder]: Removed 106 assume(true) statements. [2024-11-13 12:44:06,104 INFO L201 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:44:06 BoogieIcfgContainer [2024-11-13 12:44:06,105 INFO L131 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2024-11-13 12:44:06,108 INFO L112 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2024-11-13 12:44:06,108 INFO L270 PluginConnector]: Initializing TraceAbstraction... [2024-11-13 12:44:06,115 INFO L274 PluginConnector]: TraceAbstraction initialized [2024-11-13 12:44:06,115 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.11 12:43:57" (1/3) ... [2024-11-13 12:44:06,116 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@588b89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:44:06, skipping insertion in model container [2024-11-13 12:44:06,118 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.11 12:44:02" (2/3) ... [2024-11-13 12:44:06,118 INFO L204 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@588b89 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.11 12:44:06, skipping insertion in model container [2024-11-13 12:44:06,118 INFO L184 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.11 12:44:06" (3/3) ... [2024-11-13 12:44:06,120 INFO L112 eAbstractionObserver]: Analyzing ICFG hclhlock.i [2024-11-13 12:44:06,144 INFO L217 ceAbstractionStarter]: Automizer settings: Hoare:LoopHeads NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2024-11-13 12:44:06,147 INFO L154 ceAbstractionStarter]: Applying trace abstraction to ICFG hclhlock.i that has 2 procedures, 220 locations, 1 initial locations, 60 loop locations, and 6 error locations. [2024-11-13 12:44:06,148 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2024-11-13 12:44:06,453 INFO L143 ThreadInstanceAdder]: Constructed 1 joinOtherThreadTransitions. [2024-11-13 12:44:06,554 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:44:06,555 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2024-11-13 12:44:06,555 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:44:06,563 INFO L229 MonitoredProcess]: Starting monitored process 2 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2024-11-13 12:44:06,568 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (2)] Waiting until timeout for monitored process [2024-11-13 12:44:06,638 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-13 12:44:06,657 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == runThread1of1ForFork0 ======== [2024-11-13 12:44:06,667 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@691fbb17, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:44:06,667 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-11-13 12:44:07,728 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-13 12:44:07,734 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:44:07,734 INFO L85 PathProgramCache]: Analyzing trace with hash -995279127, now seen corresponding path program 1 times [2024-11-13 12:44:07,745 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:44:07,746 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290146325] [2024-11-13 12:44:07,746 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:07,747 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:44:07,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:08,125 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 12:44:08,128 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:44:08,128 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290146325] [2024-11-13 12:44:08,129 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1290146325] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:44:08,129 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:44:08,130 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:44:08,131 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1496638745] [2024-11-13 12:44:08,133 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:44:08,138 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 12:44:08,138 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:44:08,168 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 12:44:08,169 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 12:44:08,170 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:08,175 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:44:08,178 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 21.5) internal successors, (43), 2 states have internal predecessors, (43), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:44:08,178 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:08,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:08,452 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2024-11-13 12:44:08,452 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-13 12:44:08,452 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:44:08,452 INFO L85 PathProgramCache]: Analyzing trace with hash 870669415, now seen corresponding path program 1 times [2024-11-13 12:44:08,453 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:44:08,453 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701938277] [2024-11-13 12:44:08,453 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:08,453 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:44:08,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:09,308 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 12:44:09,310 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:44:09,310 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701938277] [2024-11-13 12:44:09,310 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1701938277] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:44:09,310 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:44:09,311 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 12:44:09,311 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772367812] [2024-11-13 12:44:09,311 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:44:09,314 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 12:44:09,314 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:44:09,315 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 12:44:09,315 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 12:44:09,316 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:09,317 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:44:09,319 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 21.666666666666668) internal successors, (65), 4 states have internal predecessors, (65), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:44:09,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:09,319 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:09,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:09,891 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:09,891 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2024-11-13 12:44:09,892 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-13 12:44:09,892 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:44:09,893 INFO L85 PathProgramCache]: Analyzing trace with hash 618991795, now seen corresponding path program 1 times [2024-11-13 12:44:09,893 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:44:09,893 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111204086] [2024-11-13 12:44:09,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:09,894 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:44:10,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:10,660 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 0 proven. 34 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 12:44:10,661 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:44:10,661 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111204086] [2024-11-13 12:44:10,661 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111204086] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:44:10,662 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [893052949] [2024-11-13 12:44:10,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:10,662 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:44:10,662 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:44:10,665 INFO L229 MonitoredProcess]: Starting monitored process 3 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:44:10,667 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2024-11-13 12:44:11,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:11,266 INFO L255 TraceCheckSpWp]: Trace formula consists of 1025 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 12:44:11,279 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:44:11,488 INFO L134 CoverageAnalysis]: Checked inductivity of 36 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 12:44:11,489 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 12:44:11,490 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [893052949] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:44:11,490 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 12:44:11,490 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2024-11-13 12:44:11,490 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1524594041] [2024-11-13 12:44:11,492 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:44:11,492 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 12:44:11,493 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:44:11,493 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 12:44:11,495 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-13 12:44:11,495 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:11,496 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:44:11,498 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 20.0) internal successors, (100), 6 states have internal predecessors, (100), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:44:11,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:11,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:11,499 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:11,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:11,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:11,944 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:11,971 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Ended with exit code 0 [2024-11-13 12:44:12,144 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2024-11-13 12:44:12,145 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting runErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-13 12:44:12,146 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:44:12,146 INFO L85 PathProgramCache]: Analyzing trace with hash 2008879712, now seen corresponding path program 1 times [2024-11-13 12:44:12,146 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:44:12,146 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1290905367] [2024-11-13 12:44:12,146 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:12,146 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:44:12,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:12,762 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 12:44:12,763 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:44:12,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1290905367] [2024-11-13 12:44:12,763 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1290905367] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:44:12,763 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [160754806] [2024-11-13 12:44:12,763 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:12,763 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:44:12,764 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:44:12,766 INFO L229 MonitoredProcess]: Starting monitored process 4 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:44:12,769 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2024-11-13 12:44:13,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:13,347 INFO L255 TraceCheckSpWp]: Trace formula consists of 1026 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 12:44:13,353 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:44:13,512 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 12:44:13,512 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:44:13,716 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 0 proven. 35 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 12:44:13,717 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [160754806] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 12:44:13,717 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 12:44:13,717 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2024-11-13 12:44:13,717 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [207865564] [2024-11-13 12:44:13,717 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 12:44:13,718 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-13 12:44:13,718 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:44:13,720 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-13 12:44:13,720 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2024-11-13 12:44:13,720 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:13,721 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:44:13,722 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 18.90909090909091) internal successors, (208), 12 states have internal predecessors, (208), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:44:13,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:13,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:13,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:13,722 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:14,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:14,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:14,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:14,767 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:44:14,793 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2024-11-13 12:44:14,967 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:44:14,968 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting runErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-13 12:44:14,968 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:44:14,969 INFO L85 PathProgramCache]: Analyzing trace with hash 1524109840, now seen corresponding path program 1 times [2024-11-13 12:44:14,969 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:44:14,969 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1401039356] [2024-11-13 12:44:14,969 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:14,969 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:44:15,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:15,495 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-11-13 12:44:15,495 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:44:15,495 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1401039356] [2024-11-13 12:44:15,496 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1401039356] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:44:15,496 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:44:15,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 12:44:15,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [314825044] [2024-11-13 12:44:15,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:44:15,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 12:44:15,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:44:15,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 12:44:15,498 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 12:44:15,498 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:15,502 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:44:15,502 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 37.333333333333336) internal successors, (112), 4 states have internal predecessors, (112), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:44:15,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:15,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:15,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:15,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:44:15,502 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:15,986 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:15,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:15,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:15,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:44:15,987 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:15,987 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2024-11-13 12:44:15,988 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting runErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-13 12:44:15,988 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:44:15,988 INFO L85 PathProgramCache]: Analyzing trace with hash 1354693392, now seen corresponding path program 1 times [2024-11-13 12:44:15,988 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:44:15,988 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [260504558] [2024-11-13 12:44:15,989 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:15,989 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:44:16,166 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:16,852 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 0 proven. 39 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-11-13 12:44:16,853 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:44:16,853 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [260504558] [2024-11-13 12:44:16,854 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [260504558] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:44:16,854 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [563937760] [2024-11-13 12:44:16,854 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:16,854 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:44:16,854 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:44:16,856 INFO L229 MonitoredProcess]: Starting monitored process 5 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:44:16,859 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2024-11-13 12:44:17,588 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:17,600 INFO L255 TraceCheckSpWp]: Trace formula consists of 1600 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 12:44:17,610 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:44:17,764 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-11-13 12:44:17,764 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 12:44:17,764 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [563937760] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:44:17,765 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 12:44:17,765 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8 [2024-11-13 12:44:17,765 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1657885828] [2024-11-13 12:44:17,765 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:44:17,766 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 12:44:17,768 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:44:17,768 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 12:44:17,769 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-13 12:44:17,769 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:17,770 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:44:17,770 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 38.0) internal successors, (152), 5 states have internal predecessors, (152), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:44:17,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:17,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:17,770 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:17,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:44:17,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:17,771 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:18,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:18,157 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:18,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:18,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:44:18,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:18,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:18,186 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Ended with exit code 0 [2024-11-13 12:44:18,363 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2024-11-13 12:44:18,363 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting runErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-13 12:44:18,363 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:44:18,363 INFO L85 PathProgramCache]: Analyzing trace with hash -954174497, now seen corresponding path program 1 times [2024-11-13 12:44:18,364 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:44:18,364 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [985610442] [2024-11-13 12:44:18,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:18,364 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:44:18,485 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:19,055 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-11-13 12:44:19,055 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:44:19,055 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [985610442] [2024-11-13 12:44:19,055 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [985610442] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:44:19,056 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1376466026] [2024-11-13 12:44:19,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:19,056 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:44:19,056 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:44:19,058 INFO L229 MonitoredProcess]: Starting monitored process 6 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:44:19,061 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2024-11-13 12:44:19,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:19,724 INFO L255 TraceCheckSpWp]: Trace formula consists of 1601 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 12:44:19,731 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:44:19,894 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-11-13 12:44:19,895 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:44:20,056 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 39 trivial. 0 not checked. [2024-11-13 12:44:20,057 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1376466026] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 12:44:20,057 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 12:44:20,057 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2024-11-13 12:44:20,057 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1014816398] [2024-11-13 12:44:20,057 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 12:44:20,058 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-13 12:44:20,058 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:44:20,059 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-13 12:44:20,059 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2024-11-13 12:44:20,059 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:20,060 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:44:20,060 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 25.0) internal successors, (275), 12 states have internal predecessors, (275), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:44:20,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:20,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:20,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:20,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:44:20,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:20,060 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:20,061 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:20,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:20,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:20,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:20,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:44:20,553 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:20,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:20,554 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:44:20,579 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2024-11-13 12:44:20,755 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,6 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:44:20,755 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-13 12:44:20,756 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:44:20,756 INFO L85 PathProgramCache]: Analyzing trace with hash -2133557784, now seen corresponding path program 1 times [2024-11-13 12:44:20,756 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:44:20,756 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1559474835] [2024-11-13 12:44:20,757 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:20,757 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:44:20,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:21,241 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2024-11-13 12:44:21,242 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:44:21,242 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1559474835] [2024-11-13 12:44:21,242 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1559474835] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:44:21,242 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:44:21,242 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 12:44:21,242 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [631540121] [2024-11-13 12:44:21,243 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:44:21,243 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 12:44:21,244 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:44:21,244 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 12:44:21,244 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 12:44:21,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:21,246 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:44:21,246 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 38.333333333333336) internal successors, (115), 4 states have internal predecessors, (115), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:44:21,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:21,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:21,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:21,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:44:21,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:21,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:21,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:44:21,248 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:21,762 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:21,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:21,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:21,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:44:21,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:21,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:21,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:44:21,763 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:21,763 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2024-11-13 12:44:21,764 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-13 12:44:21,764 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:44:21,764 INFO L85 PathProgramCache]: Analyzing trace with hash -652215887, now seen corresponding path program 1 times [2024-11-13 12:44:21,764 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:44:21,764 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [518405043] [2024-11-13 12:44:21,764 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:21,765 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:44:21,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:22,962 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 0 proven. 324 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2024-11-13 12:44:22,963 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:44:22,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [518405043] [2024-11-13 12:44:22,963 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [518405043] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:44:22,963 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1657772732] [2024-11-13 12:44:22,964 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:22,964 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:44:22,964 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:44:22,966 INFO L229 MonitoredProcess]: Starting monitored process 7 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:44:22,969 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2024-11-13 12:44:24,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:24,181 INFO L255 TraceCheckSpWp]: Trace formula consists of 2951 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 12:44:24,192 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:44:24,576 INFO L134 CoverageAnalysis]: Checked inductivity of 484 backedges. 324 proven. 0 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2024-11-13 12:44:24,576 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 12:44:24,576 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1657772732] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:44:24,576 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 12:44:24,576 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8 [2024-11-13 12:44:24,577 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1553091948] [2024-11-13 12:44:24,577 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:44:24,578 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 12:44:24,578 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:44:24,579 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 12:44:24,579 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-13 12:44:24,579 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:24,580 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:44:24,580 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 51.75) internal successors, (207), 5 states have internal predecessors, (207), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:44:24,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:24,580 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:24,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:24,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:44:24,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:24,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:24,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:44:24,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:24,581 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:24,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:24,938 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:24,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:24,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:44:24,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:24,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:24,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:44:24,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:24,939 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:24,970 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Ended with exit code 0 [2024-11-13 12:44:25,140 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,7 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:44:25,140 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting runErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-13 12:44:25,141 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:44:25,141 INFO L85 PathProgramCache]: Analyzing trace with hash 1256147119, now seen corresponding path program 1 times [2024-11-13 12:44:25,141 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:44:25,141 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1087134235] [2024-11-13 12:44:25,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:25,141 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:44:25,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:26,349 INFO L134 CoverageAnalysis]: Checked inductivity of 485 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2024-11-13 12:44:26,349 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:44:26,349 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1087134235] [2024-11-13 12:44:26,349 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1087134235] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:44:26,350 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [143300772] [2024-11-13 12:44:26,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:26,350 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:44:26,350 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:44:26,353 INFO L229 MonitoredProcess]: Starting monitored process 8 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:44:26,355 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2024-11-13 12:44:27,465 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:27,483 INFO L255 TraceCheckSpWp]: Trace formula consists of 2952 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 12:44:27,503 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:44:28,124 INFO L134 CoverageAnalysis]: Checked inductivity of 485 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2024-11-13 12:44:28,124 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:44:28,804 INFO L134 CoverageAnalysis]: Checked inductivity of 485 backedges. 0 proven. 325 refuted. 0 times theorem prover too weak. 160 trivial. 0 not checked. [2024-11-13 12:44:28,804 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [143300772] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 12:44:28,804 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 12:44:28,805 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2024-11-13 12:44:28,805 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2141016228] [2024-11-13 12:44:28,805 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 12:44:28,806 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-13 12:44:28,807 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:44:28,808 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-13 12:44:28,808 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2024-11-13 12:44:28,808 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:28,809 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:44:28,810 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 44.18181818181818) internal successors, (486), 12 states have internal predecessors, (486), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:44:28,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:28,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:28,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:28,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:44:28,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:28,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:28,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:44:28,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:28,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:28,811 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:35,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:35,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:35,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:35,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:44:35,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:35,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:35,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:44:35,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:35,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:35,295 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:44:35,300 INFO L782 garLoopResultBuilder]: Registering result SAFE for location runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 6 remaining) [2024-11-13 12:44:35,301 INFO L782 garLoopResultBuilder]: Registering result SAFE for location runErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 6 remaining) [2024-11-13 12:44:35,301 INFO L782 garLoopResultBuilder]: Registering result SAFE for location runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 6 remaining) [2024-11-13 12:44:35,301 INFO L782 garLoopResultBuilder]: Registering result SAFE for location runErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 6 remaining) [2024-11-13 12:44:35,301 INFO L782 garLoopResultBuilder]: Registering result SAFE for location runErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 6 remaining) [2024-11-13 12:44:35,302 INFO L782 garLoopResultBuilder]: Registering result SAFE for location runErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 6 remaining) [2024-11-13 12:44:35,330 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2024-11-13 12:44:35,502 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2024-11-13 12:44:35,518 INFO L407 BasicCegarLoop]: Path program histogram: [1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2024-11-13 12:44:35,520 INFO L320 ceAbstractionStarter]: Result for error location runThread1of1ForFork0 was SAFE,SAFE,SAFE,SAFE,SAFE,SAFE (1/2) [2024-11-13 12:44:35,529 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:44:35,531 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-13 12:44:35,532 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == ULTIMATE.start ======== [2024-11-13 12:44:35,532 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@691fbb17, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:44:35,532 INFO L334 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2024-11-13 12:44:35,966 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-13 12:44:35,967 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:44:35,967 INFO L85 PathProgramCache]: Analyzing trace with hash -1796994890, now seen corresponding path program 1 times [2024-11-13 12:44:35,967 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:44:35,968 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [729108671] [2024-11-13 12:44:35,968 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:35,968 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:44:35,994 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:36,010 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 12:44:36,011 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:44:36,011 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [729108671] [2024-11-13 12:44:36,011 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [729108671] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:44:36,011 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:44:36,011 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:44:36,011 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2016280057] [2024-11-13 12:44:36,011 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:44:36,012 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 12:44:36,012 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:44:36,013 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 12:44:36,013 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 12:44:36,014 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:36,018 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:44:36,018 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 8.0) internal successors, (16), 2 states have internal predecessors, (16), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:44:36,018 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:36,093 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:36,094 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2024-11-13 12:44:36,094 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-13 12:44:36,094 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:44:36,094 INFO L85 PathProgramCache]: Analyzing trace with hash -1488724903, now seen corresponding path program 1 times [2024-11-13 12:44:36,095 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:44:36,095 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1561578649] [2024-11-13 12:44:36,095 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:36,095 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:44:36,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:36,196 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 12:44:36,197 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:44:36,197 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1561578649] [2024-11-13 12:44:36,197 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1561578649] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:44:36,197 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:44:36,197 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 12:44:36,197 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [877200357] [2024-11-13 12:44:36,197 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:44:36,198 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:44:36,198 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:44:36,198 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:44:36,198 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:44:36,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:36,199 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:44:36,199 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 6.333333333333333) internal successors, (19), 3 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:44:36,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:36,199 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:36,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:36,310 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:36,310 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2024-11-13 12:44:36,311 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-13 12:44:36,311 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:44:36,312 INFO L85 PathProgramCache]: Analyzing trace with hash 971950603, now seen corresponding path program 1 times [2024-11-13 12:44:36,312 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:44:36,312 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1346614295] [2024-11-13 12:44:36,312 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:36,312 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:44:36,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:36,435 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 12:44:36,436 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:44:36,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1346614295] [2024-11-13 12:44:36,436 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1346614295] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:44:36,436 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1759954359] [2024-11-13 12:44:36,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:36,436 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:44:36,437 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:44:36,439 INFO L229 MonitoredProcess]: Starting monitored process 9 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:44:36,442 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2024-11-13 12:44:36,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:36,792 INFO L255 TraceCheckSpWp]: Trace formula consists of 309 conjuncts, 6 conjuncts are in the unsatisfiable core [2024-11-13 12:44:36,794 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:44:36,808 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2024-11-13 12:44:36,808 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:44:36,830 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 12:44:36,830 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1759954359] provided 1 perfect and 1 imperfect interpolant sequences [2024-11-13 12:44:36,830 INFO L185 FreeRefinementEngine]: Found 1 perfect and 2 imperfect interpolant sequences. [2024-11-13 12:44:36,830 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [4, 4] total 6 [2024-11-13 12:44:36,830 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275544280] [2024-11-13 12:44:36,830 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:44:36,831 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:44:36,831 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:44:36,831 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:44:36,831 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2024-11-13 12:44:36,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:36,832 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:44:36,832 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 7.333333333333333) internal successors, (22), 3 states have internal predecessors, (22), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:44:36,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:36,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:36,832 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:36,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:36,935 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:36,937 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:36,962 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Ended with exit code 0 [2024-11-13 12:44:37,137 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2024-11-13 12:44:37,138 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-13 12:44:37,138 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:44:37,139 INFO L85 PathProgramCache]: Analyzing trace with hash 1434473727, now seen corresponding path program 1 times [2024-11-13 12:44:37,139 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:44:37,139 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [113900917] [2024-11-13 12:44:37,139 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:37,139 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:44:37,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:37,358 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 12:44:37,358 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:44:37,358 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [113900917] [2024-11-13 12:44:37,358 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [113900917] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:44:37,359 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [858033835] [2024-11-13 12:44:37,359 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:37,359 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:44:37,359 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:44:37,362 INFO L229 MonitoredProcess]: Starting monitored process 10 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:44:37,365 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2024-11-13 12:44:37,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:37,760 INFO L255 TraceCheckSpWp]: Trace formula consists of 440 conjuncts, 10 conjuncts are in the unsatisfiable core [2024-11-13 12:44:37,762 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:44:37,810 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2024-11-13 12:44:37,810 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:44:37,960 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2024-11-13 12:44:37,960 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [858033835] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 12:44:37,961 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 12:44:37,961 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4, 6] total 10 [2024-11-13 12:44:37,961 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1661792819] [2024-11-13 12:44:37,961 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 12:44:37,962 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2024-11-13 12:44:37,962 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:44:37,962 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2024-11-13 12:44:37,963 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=68, Unknown=0, NotChecked=0, Total=90 [2024-11-13 12:44:37,963 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:37,964 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:44:37,965 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 10 states have (on average 9.7) internal successors, (97), 10 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:44:37,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:37,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:37,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:37,965 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:38,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:38,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:38,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:38,386 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:38,413 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2024-11-13 12:44:38,602 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2024-11-13 12:44:38,603 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-13 12:44:38,604 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:44:38,604 INFO L85 PathProgramCache]: Analyzing trace with hash -1153726219, now seen corresponding path program 2 times [2024-11-13 12:44:38,604 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:44:38,604 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1714500065] [2024-11-13 12:44:38,604 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:38,604 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:44:38,758 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:39,146 INFO L134 CoverageAnalysis]: Checked inductivity of 70 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 47 trivial. 0 not checked. [2024-11-13 12:44:39,146 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:44:39,146 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1714500065] [2024-11-13 12:44:39,146 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1714500065] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:44:39,146 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:44:39,146 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 12:44:39,147 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1961088329] [2024-11-13 12:44:39,147 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:44:39,147 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2024-11-13 12:44:39,147 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:44:39,148 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2024-11-13 12:44:39,148 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2024-11-13 12:44:39,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:39,154 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:44:39,154 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 17.666666666666668) internal successors, (53), 3 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:44:39,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:39,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:39,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:39,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:39,155 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:39,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:39,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:39,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:39,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:39,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:39,259 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2024-11-13 12:44:39,259 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-13 12:44:39,259 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:44:39,260 INFO L85 PathProgramCache]: Analyzing trace with hash 455091254, now seen corresponding path program 1 times [2024-11-13 12:44:39,260 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:44:39,260 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1534544483] [2024-11-13 12:44:39,260 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:39,261 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:44:39,383 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:39,950 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 27 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2024-11-13 12:44:39,951 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:44:39,951 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1534544483] [2024-11-13 12:44:39,951 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1534544483] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:44:39,951 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:44:39,951 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2024-11-13 12:44:39,951 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1455519849] [2024-11-13 12:44:39,951 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:44:39,952 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 7 states [2024-11-13 12:44:39,952 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:44:39,952 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2024-11-13 12:44:39,952 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2024-11-13 12:44:39,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:39,953 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:44:39,954 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 7 states, 7 states have (on average 7.571428571428571) internal successors, (53), 7 states have internal predecessors, (53), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:44:39,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:39,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:39,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:39,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:39,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:39,954 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:40,306 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:40,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:40,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:40,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:40,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:40,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 12:44:40,307 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2024-11-13 12:44:40,308 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-13 12:44:40,308 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:44:40,308 INFO L85 PathProgramCache]: Analyzing trace with hash -2029803047, now seen corresponding path program 1 times [2024-11-13 12:44:40,309 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:44:40,309 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557894943] [2024-11-13 12:44:40,309 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:40,309 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:44:40,467 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:41,170 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 11 proven. 42 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 12:44:41,171 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:44:41,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557894943] [2024-11-13 12:44:41,171 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557894943] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:44:41,171 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [388140216] [2024-11-13 12:44:41,171 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:41,171 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:44:41,172 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:44:41,174 INFO L229 MonitoredProcess]: Starting monitored process 11 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:44:41,181 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2024-11-13 12:44:41,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:41,929 INFO L255 TraceCheckSpWp]: Trace formula consists of 737 conjuncts, 22 conjuncts are in the unsatisfiable core [2024-11-13 12:44:41,932 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:44:42,078 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 11 proven. 42 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 12:44:42,079 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:44:42,390 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 11 proven. 41 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 12:44:42,390 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [388140216] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 12:44:42,391 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 12:44:42,391 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9, 9] total 18 [2024-11-13 12:44:42,391 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [49558568] [2024-11-13 12:44:42,391 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 12:44:42,392 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 18 states [2024-11-13 12:44:42,392 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:44:42,392 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2024-11-13 12:44:42,393 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=258, Unknown=0, NotChecked=0, Total=306 [2024-11-13 12:44:42,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:42,394 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:44:42,394 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 18 states, 18 states have (on average 7.388888888888889) internal successors, (133), 18 states have internal predecessors, (133), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:44:42,394 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:42,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:42,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:42,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:42,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:42,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-13 12:44:42,395 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:43,099 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:43,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:43,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:43,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:43,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:43,100 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 12:44:43,101 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-13 12:44:43,130 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Ended with exit code 0 [2024-11-13 12:44:43,305 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2024-11-13 12:44:43,306 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-13 12:44:43,306 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:44:43,306 INFO L85 PathProgramCache]: Analyzing trace with hash 1488487579, now seen corresponding path program 2 times [2024-11-13 12:44:43,306 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:44:43,307 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [102235247] [2024-11-13 12:44:43,307 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:43,307 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:44:43,449 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:43,728 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 51 proven. 51 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 12:44:43,729 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:44:43,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [102235247] [2024-11-13 12:44:43,729 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [102235247] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:44:43,729 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1652136172] [2024-11-13 12:44:43,729 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2024-11-13 12:44:43,729 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:44:43,730 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:44:43,732 INFO L229 MonitoredProcess]: Starting monitored process 12 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:44:43,734 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2024-11-13 12:44:44,339 INFO L227 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2024-11-13 12:44:44,339 INFO L228 tOrderPrioritization]: Conjunction of SSA is unsat [2024-11-13 12:44:44,345 INFO L255 TraceCheckSpWp]: Trace formula consists of 862 conjuncts, 9 conjuncts are in the unsatisfiable core [2024-11-13 12:44:44,348 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:44:44,438 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 51 proven. 51 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 12:44:44,439 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:44:44,657 INFO L134 CoverageAnalysis]: Checked inductivity of 109 backedges. 51 proven. 51 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 12:44:44,657 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1652136172] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 12:44:44,657 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 12:44:44,658 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 11 [2024-11-13 12:44:44,658 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [587140889] [2024-11-13 12:44:44,658 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 12:44:44,659 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2024-11-13 12:44:44,659 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:44:44,659 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2024-11-13 12:44:44,661 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=79, Unknown=0, NotChecked=0, Total=110 [2024-11-13 12:44:44,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:44,662 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:44:44,662 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 13.090909090909092) internal successors, (144), 11 states have internal predecessors, (144), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:44:44,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:44,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:44,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:44,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:44,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:44,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2024-11-13 12:44:44,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2024-11-13 12:44:44,663 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:45,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:45,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:45,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:45,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:45,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2024-11-13 12:44:45,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 12:44:45,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2024-11-13 12:44:45,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2024-11-13 12:44:45,036 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Ended with exit code 0 [2024-11-13 12:44:45,208 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2024-11-13 12:44:45,209 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES === [ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES] === [2024-11-13 12:44:45,209 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:44:45,209 INFO L85 PathProgramCache]: Analyzing trace with hash 1227192636, now seen corresponding path program 3 times [2024-11-13 12:44:45,209 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:44:45,209 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [938373088] [2024-11-13 12:44:45,209 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:45,209 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:44:45,471 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 12:44:45,471 INFO L356 TraceCheck]: Trace is feasible, we will do another trace check, this time with branch encoders. [2024-11-13 12:44:45,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2024-11-13 12:44:45,826 INFO L130 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2024-11-13 12:44:45,826 INFO L325 BasicCegarLoop]: Counterexample is feasible [2024-11-13 12:44:45,826 INFO L782 garLoopResultBuilder]: Registering result UNSAFE for location ULTIMATE.startErr0INUSE_VIOLATIONSUFFICIENT_THREAD_INSTANCES (0 of 1 remaining) [2024-11-13 12:44:45,826 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2024-11-13 12:44:45,838 INFO L407 BasicCegarLoop]: Path program histogram: [3, 2, 1, 1, 1, 1] [2024-11-13 12:44:45,839 INFO L320 ceAbstractionStarter]: Result for error location ULTIMATE.start was UNSAFE (2/2) [2024-11-13 12:44:45,840 WARN L247 ceAbstractionStarter]: 1 thread instances were not sufficient, I will increase this number and restart the analysis [2024-11-13 12:44:45,842 INFO L492 ceAbstractionStarter]: Constructing petrified ICFG for 2 thread instances. [2024-11-13 12:44:46,037 INFO L143 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2024-11-13 12:44:46,091 INFO L107 denceProviderFactory]: Independence Relation #1: [IndependenceType=SEMANTIC, AbstractionType=VARIABLES_GLOBAL, UseConditional=true, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:44:46,095 INFO L157 artialOrderCegarLoop]: Running PartialOrderCegarLoop with 1 independence relations. [2024-11-13 12:44:46,095 INFO L332 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == runThread2of2ForFork0 ======== [2024-11-13 12:44:46,096 INFO L333 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mAutomataTypeConcurrency=PARTIAL_ORDER_FA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopHeads, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mPorIndependenceSettings=[Lde.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.partialorder.independence.IndependenceSettings;@691fbb17, mLbeIndependenceSettings=[IndependenceType=SEMANTIC, AbstractionType=NONE, UseConditional=false, UseSemiCommutativity=true, Solver=Z3, SolverTimeout=1000ms] [2024-11-13 12:44:46,096 INFO L334 AbstractCegarLoop]: Starting to check reachability of 6 error locations. [2024-11-13 12:44:47,049 INFO L396 AbstractCegarLoop]: === Iteration 1 === Targeting runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-13 12:44:47,049 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:44:47,050 INFO L85 PathProgramCache]: Analyzing trace with hash 1644173272, now seen corresponding path program 1 times [2024-11-13 12:44:47,050 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:44:47,050 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765761999] [2024-11-13 12:44:47,050 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:47,050 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:44:47,099 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:47,137 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 12:44:47,137 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:44:47,137 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765761999] [2024-11-13 12:44:47,137 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765761999] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:44:47,138 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:44:47,138 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2024-11-13 12:44:47,138 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [459355331] [2024-11-13 12:44:47,138 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:44:47,138 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 2 states [2024-11-13 12:44:47,139 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:44:47,139 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2024-11-13 12:44:47,139 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2024-11-13 12:44:47,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:47,141 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:44:47,142 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 2 states, 2 states have (on average 37.0) internal successors, (74), 2 states have internal predecessors, (74), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:44:47,142 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:47,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:47,758 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2024-11-13 12:44:47,758 INFO L396 AbstractCegarLoop]: === Iteration 2 === Targeting runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-13 12:44:47,759 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:44:47,759 INFO L85 PathProgramCache]: Analyzing trace with hash -1234396321, now seen corresponding path program 1 times [2024-11-13 12:44:47,759 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:44:47,759 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121617470] [2024-11-13 12:44:47,759 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:47,760 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:44:47,825 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:48,021 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 12:44:48,021 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:44:48,021 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121617470] [2024-11-13 12:44:48,021 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121617470] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:44:48,022 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:44:48,022 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2024-11-13 12:44:48,022 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [513286992] [2024-11-13 12:44:48,022 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:44:48,022 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 12:44:48,023 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:44:48,025 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 12:44:48,025 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 12:44:48,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:48,027 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:44:48,028 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 28.5) internal successors, (114), 4 states have internal predecessors, (114), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:44:48,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:48,028 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:48,665 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:48,666 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:48,666 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2024-11-13 12:44:48,666 INFO L396 AbstractCegarLoop]: === Iteration 3 === Targeting runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-13 12:44:48,667 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:44:48,667 INFO L85 PathProgramCache]: Analyzing trace with hash -1245418088, now seen corresponding path program 1 times [2024-11-13 12:44:48,667 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:44:48,667 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2105966220] [2024-11-13 12:44:48,667 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:48,667 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:44:48,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:48,916 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 12:44:48,916 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:44:48,916 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2105966220] [2024-11-13 12:44:48,916 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2105966220] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:44:48,917 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:44:48,917 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 12:44:48,917 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [943696874] [2024-11-13 12:44:48,917 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:44:48,917 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 12:44:48,917 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:44:48,918 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 12:44:48,918 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 12:44:48,918 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:48,921 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:44:48,921 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 38.666666666666664) internal successors, (116), 4 states have internal predecessors, (116), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:44:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:48,921 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:48,922 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:49,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:49,612 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:49,613 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:49,613 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21 [2024-11-13 12:44:49,613 INFO L396 AbstractCegarLoop]: === Iteration 4 === Targeting runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-13 12:44:49,613 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:44:49,614 INFO L85 PathProgramCache]: Analyzing trace with hash 401323317, now seen corresponding path program 1 times [2024-11-13 12:44:49,614 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:44:49,614 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [12948393] [2024-11-13 12:44:49,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:49,614 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:44:49,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:50,427 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 0 proven. 68 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 12:44:50,428 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:44:50,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [12948393] [2024-11-13 12:44:50,428 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [12948393] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:44:50,428 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [501978320] [2024-11-13 12:44:50,428 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:50,428 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:44:50,429 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:44:50,431 INFO L229 MonitoredProcess]: Starting monitored process 13 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:44:50,434 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2024-11-13 12:44:51,346 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:51,357 INFO L255 TraceCheckSpWp]: Trace formula consists of 1824 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 12:44:51,367 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:44:51,774 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 68 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 12:44:51,774 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 12:44:51,774 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [501978320] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:44:51,774 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 12:44:51,774 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [10] total 15 [2024-11-13 12:44:51,775 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [150730868] [2024-11-13 12:44:51,775 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:44:51,775 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 12:44:51,775 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:44:51,776 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 12:44:51,777 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=173, Unknown=0, NotChecked=0, Total=210 [2024-11-13 12:44:51,777 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:51,779 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:44:51,780 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 6 states have (on average 30.666666666666668) internal successors, (184), 6 states have internal predecessors, (184), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:44:51,780 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:51,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:51,781 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:51,782 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:52,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:52,580 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:52,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:52,581 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:52,601 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2024-11-13 12:44:52,785 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,13 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:44:52,785 INFO L396 AbstractCegarLoop]: === Iteration 5 === Targeting runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-13 12:44:52,785 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:44:52,785 INFO L85 PathProgramCache]: Analyzing trace with hash 814026190, now seen corresponding path program 1 times [2024-11-13 12:44:52,785 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:44:52,786 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [272043702] [2024-11-13 12:44:52,786 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:52,786 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:44:52,930 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:53,305 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 20 proven. 49 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 12:44:53,305 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:44:53,305 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [272043702] [2024-11-13 12:44:53,306 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [272043702] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:44:53,306 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1888571227] [2024-11-13 12:44:53,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:53,306 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:44:53,306 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:44:53,309 INFO L229 MonitoredProcess]: Starting monitored process 14 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:44:53,312 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2024-11-13 12:44:54,247 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:54,260 INFO L255 TraceCheckSpWp]: Trace formula consists of 1825 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 12:44:54,273 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:44:54,533 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 20 proven. 49 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 12:44:54,533 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:44:54,820 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 20 proven. 49 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 12:44:54,821 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1888571227] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 12:44:54,821 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 12:44:54,821 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6, 6] total 12 [2024-11-13 12:44:54,821 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [512271170] [2024-11-13 12:44:54,821 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 12:44:54,822 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-13 12:44:54,822 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:44:54,824 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-13 12:44:54,824 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2024-11-13 12:44:54,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:54,826 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:44:54,827 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 12 states have (on average 30.416666666666668) internal successors, (365), 12 states have internal predecessors, (365), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:44:54,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:54,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:54,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:54,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:54,827 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:55,844 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:55,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:55,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:55,845 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:55,846 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:44:55,877 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Ended with exit code 0 [2024-11-13 12:44:56,050 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,14 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:44:56,050 INFO L396 AbstractCegarLoop]: === Iteration 6 === Targeting runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-13 12:44:56,050 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:44:56,050 INFO L85 PathProgramCache]: Analyzing trace with hash -1276876306, now seen corresponding path program 1 times [2024-11-13 12:44:56,051 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:44:56,051 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [297820736] [2024-11-13 12:44:56,051 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:56,051 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:44:56,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:56,709 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 2 proven. 69 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 12:44:56,709 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:44:56,709 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [297820736] [2024-11-13 12:44:56,709 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [297820736] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:44:56,710 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [125402122] [2024-11-13 12:44:56,710 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:56,710 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:44:56,710 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:44:56,712 INFO L229 MonitoredProcess]: Starting monitored process 15 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:44:56,715 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2024-11-13 12:44:57,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:57,686 INFO L255 TraceCheckSpWp]: Trace formula consists of 1872 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 12:44:57,692 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:44:57,878 INFO L134 CoverageAnalysis]: Checked inductivity of 78 backedges. 70 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2024-11-13 12:44:57,878 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 12:44:57,878 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [125402122] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:44:57,878 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 12:44:57,878 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8 [2024-11-13 12:44:57,878 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152498248] [2024-11-13 12:44:57,879 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:44:57,879 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 12:44:57,879 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:44:57,880 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 12:44:57,880 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-13 12:44:57,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:57,882 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:44:57,882 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 46.25) internal successors, (185), 5 states have internal predecessors, (185), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:44:57,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:57,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:57,882 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:57,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:57,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:44:57,883 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:58,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:44:58,367 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:58,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:58,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:44:58,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:44:58,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:44:58,397 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Ended with exit code 0 [2024-11-13 12:44:58,569 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 15 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2024-11-13 12:44:58,569 INFO L396 AbstractCegarLoop]: === Iteration 7 === Targeting runErr1ASSERT_VIOLATIONINTEGER_OVERFLOW === [runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-13 12:44:58,569 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:44:58,569 INFO L85 PathProgramCache]: Analyzing trace with hash -928455265, now seen corresponding path program 1 times [2024-11-13 12:44:58,569 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:44:58,569 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [603949727] [2024-11-13 12:44:58,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:58,570 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:44:58,653 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:59,013 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 2 proven. 70 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 12:44:59,013 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:44:59,013 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [603949727] [2024-11-13 12:44:59,014 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [603949727] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:44:59,014 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [250460496] [2024-11-13 12:44:59,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:44:59,014 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:44:59,014 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:44:59,016 INFO L229 MonitoredProcess]: Starting monitored process 16 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:44:59,020 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2024-11-13 12:44:59,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:44:59,977 INFO L255 TraceCheckSpWp]: Trace formula consists of 1873 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 12:44:59,986 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:45:00,253 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 2 proven. 70 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 12:45:00,253 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:45:00,553 INFO L134 CoverageAnalysis]: Checked inductivity of 79 backedges. 2 proven. 70 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2024-11-13 12:45:00,553 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [250460496] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 12:45:00,554 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 12:45:00,554 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2024-11-13 12:45:00,554 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740375888] [2024-11-13 12:45:00,554 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 12:45:00,555 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-13 12:45:00,555 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:45:00,556 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-13 12:45:00,556 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2024-11-13 12:45:00,557 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:45:00,558 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:45:00,559 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 36.27272727272727) internal successors, (399), 12 states have internal predecessors, (399), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:45:00,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:45:00,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:00,559 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:00,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:45:00,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:00,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:00,560 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:45:02,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:45:02,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:02,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:02,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:45:02,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:02,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:02,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:02,537 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2024-11-13 12:45:02,717 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable25,16 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:45:02,717 INFO L396 AbstractCegarLoop]: === Iteration 8 === Targeting runErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-13 12:45:02,717 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:45:02,717 INFO L85 PathProgramCache]: Analyzing trace with hash 763112619, now seen corresponding path program 1 times [2024-11-13 12:45:02,717 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:45:02,717 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1593952654] [2024-11-13 12:45:02,718 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:45:02,718 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:45:02,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:03,202 INFO L134 CoverageAnalysis]: Checked inductivity of 258 backedges. 116 proven. 0 refuted. 0 times theorem prover too weak. 142 trivial. 0 not checked. [2024-11-13 12:45:03,202 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:45:03,202 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1593952654] [2024-11-13 12:45:03,202 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1593952654] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:45:03,202 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:45:03,203 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 12:45:03,203 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1833341554] [2024-11-13 12:45:03,203 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:45:03,203 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 12:45:03,203 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:45:03,204 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 12:45:03,204 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 12:45:03,204 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:45:03,206 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:45:03,206 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 65.66666666666667) internal successors, (197), 4 states have internal predecessors, (197), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:45:03,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:45:03,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:03,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:03,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:45:03,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:03,206 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:03,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:03,207 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:45:04,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:45:04,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:04,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:04,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:45:04,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:04,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:04,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:04,139 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:04,139 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable26 [2024-11-13 12:45:04,139 INFO L396 AbstractCegarLoop]: === Iteration 9 === Targeting runErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-13 12:45:04,140 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:45:04,140 INFO L85 PathProgramCache]: Analyzing trace with hash -919120756, now seen corresponding path program 1 times [2024-11-13 12:45:04,140 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:45:04,140 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652097735] [2024-11-13 12:45:04,140 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:45:04,140 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:45:04,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:05,040 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 234 proven. 90 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2024-11-13 12:45:05,040 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:45:05,040 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652097735] [2024-11-13 12:45:05,041 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1652097735] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:45:05,041 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1981701591] [2024-11-13 12:45:05,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:45:05,041 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:45:05,041 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:45:05,043 INFO L229 MonitoredProcess]: Starting monitored process 17 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:45:05,047 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2024-11-13 12:45:06,232 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:06,248 INFO L255 TraceCheckSpWp]: Trace formula consists of 3615 conjuncts, 4 conjuncts are in the unsatisfiable core [2024-11-13 12:45:06,257 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:45:06,461 INFO L134 CoverageAnalysis]: Checked inductivity of 473 backedges. 208 proven. 0 refuted. 0 times theorem prover too weak. 265 trivial. 0 not checked. [2024-11-13 12:45:06,461 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 12:45:06,462 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1981701591] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:45:06,462 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 12:45:06,462 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [5] total 8 [2024-11-13 12:45:06,462 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489315082] [2024-11-13 12:45:06,462 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:45:06,463 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 5 states [2024-11-13 12:45:06,463 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:45:06,463 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2024-11-13 12:45:06,463 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=50, Unknown=0, NotChecked=0, Total=72 [2024-11-13 12:45:06,464 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:45:06,465 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:45:06,466 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 5 states, 4 states have (on average 59.25) internal successors, (237), 5 states have internal predecessors, (237), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:45:06,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:45:06,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:06,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:06,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:45:06,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:06,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:06,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:06,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:06,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:45:07,368 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:45:07,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:07,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:07,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:45:07,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:07,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:07,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:07,369 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:07,370 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:07,402 INFO L552 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Ended with exit code 0 [2024-11-13 12:45:07,570 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable27 [2024-11-13 12:45:07,570 INFO L396 AbstractCegarLoop]: === Iteration 10 === Targeting runErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-13 12:45:07,571 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:45:07,571 INFO L85 PathProgramCache]: Analyzing trace with hash 1572032253, now seen corresponding path program 1 times [2024-11-13 12:45:07,571 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:45:07,571 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [444178110] [2024-11-13 12:45:07,571 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:45:07,571 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:45:07,747 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:08,425 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 234 proven. 91 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2024-11-13 12:45:08,425 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:45:08,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [444178110] [2024-11-13 12:45:08,425 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [444178110] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:45:08,425 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1033589218] [2024-11-13 12:45:08,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:45:08,425 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:45:08,426 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:45:08,428 INFO L229 MonitoredProcess]: Starting monitored process 18 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:45:08,430 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2024-11-13 12:45:09,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:09,831 INFO L255 TraceCheckSpWp]: Trace formula consists of 3616 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 12:45:09,840 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:45:10,090 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 234 proven. 91 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2024-11-13 12:45:10,090 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:45:10,331 INFO L134 CoverageAnalysis]: Checked inductivity of 474 backedges. 234 proven. 91 refuted. 0 times theorem prover too weak. 149 trivial. 0 not checked. [2024-11-13 12:45:10,332 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1033589218] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 12:45:10,332 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 12:45:10,332 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2024-11-13 12:45:10,332 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2005200042] [2024-11-13 12:45:10,332 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 12:45:10,333 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-13 12:45:10,334 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:45:10,335 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-13 12:45:10,335 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2024-11-13 12:45:10,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:45:10,336 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:45:10,336 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 45.45454545454545) internal successors, (500), 12 states have internal predecessors, (500), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:45:10,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:45:10,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:10,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:10,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:45:10,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:10,336 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:10,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:10,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:10,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:10,337 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:45:11,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:45:11,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:11,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:11,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:45:11,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:11,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:11,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:11,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:11,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:11,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:11,836 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Forceful destruction successful, exit code 0 [2024-11-13 12:45:12,004 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable28 [2024-11-13 12:45:12,004 INFO L396 AbstractCegarLoop]: === Iteration 11 === Targeting runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-13 12:45:12,005 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:45:12,005 INFO L85 PathProgramCache]: Analyzing trace with hash -1326263742, now seen corresponding path program 1 times [2024-11-13 12:45:12,005 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:45:12,005 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1902645205] [2024-11-13 12:45:12,005 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:45:12,005 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:45:12,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:13,072 INFO L134 CoverageAnalysis]: Checked inductivity of 1292 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 1292 trivial. 0 not checked. [2024-11-13 12:45:13,072 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:45:13,072 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1902645205] [2024-11-13 12:45:13,072 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1902645205] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:45:13,072 INFO L185 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2024-11-13 12:45:13,073 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2024-11-13 12:45:13,073 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [741026225] [2024-11-13 12:45:13,073 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:45:13,073 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2024-11-13 12:45:13,074 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:45:13,075 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2024-11-13 12:45:13,075 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2024-11-13 12:45:13,075 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:45:13,076 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:45:13,077 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 55.0) internal successors, (165), 4 states have internal predecessors, (165), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:45:13,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:45:13,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:13,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:13,077 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:45:13,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:13,079 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:13,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:13,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:13,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:13,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:13,080 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:45:14,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:45:14,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:14,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:14,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:45:14,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:14,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:14,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:14,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:14,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:14,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:14,354 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:14,354 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29 [2024-11-13 12:45:14,355 INFO L396 AbstractCegarLoop]: === Iteration 12 === Targeting runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-13 12:45:14,355 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:45:14,355 INFO L85 PathProgramCache]: Analyzing trace with hash -1966852576, now seen corresponding path program 1 times [2024-11-13 12:45:14,355 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:45:14,356 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [281076040] [2024-11-13 12:45:14,356 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:45:14,356 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:45:15,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:17,775 INFO L134 CoverageAnalysis]: Checked inductivity of 6154 backedges. 0 proven. 3337 refuted. 0 times theorem prover too weak. 2817 trivial. 0 not checked. [2024-11-13 12:45:17,775 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:45:17,775 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [281076040] [2024-11-13 12:45:17,775 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [281076040] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:45:17,776 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [351407357] [2024-11-13 12:45:17,776 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:45:17,776 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:45:17,776 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:45:17,779 INFO L229 MonitoredProcess]: Starting monitored process 19 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:45:17,781 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2024-11-13 12:45:21,350 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:21,421 INFO L255 TraceCheckSpWp]: Trace formula consists of 10532 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 12:45:21,471 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:45:23,495 INFO L134 CoverageAnalysis]: Checked inductivity of 6154 backedges. 3337 proven. 0 refuted. 0 times theorem prover too weak. 2817 trivial. 0 not checked. [2024-11-13 12:45:23,495 INFO L307 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2024-11-13 12:45:23,495 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [351407357] provided 1 perfect and 0 imperfect interpolant sequences [2024-11-13 12:45:23,495 INFO L185 FreeRefinementEngine]: Found 1 perfect and 1 imperfect interpolant sequences. [2024-11-13 12:45:23,496 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2024-11-13 12:45:23,496 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [988621686] [2024-11-13 12:45:23,496 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2024-11-13 12:45:23,497 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2024-11-13 12:45:23,497 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:45:23,498 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2024-11-13 12:45:23,499 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=39, Unknown=0, NotChecked=0, Total=56 [2024-11-13 12:45:23,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:45:23,500 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:45:23,500 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 58.4) internal successors, (292), 6 states have internal predecessors, (292), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:45:23,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:45:23,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:23,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:23,500 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:45:23,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:23,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:23,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:23,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:23,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:23,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:23,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:23,501 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:45:24,417 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:45:24,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:24,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:24,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:45:24,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:24,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:24,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:24,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:24,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:24,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:24,418 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:24,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:45:24,453 INFO L540 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2024-11-13 12:45:24,619 WARN L453 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,19 /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:45:24,619 INFO L396 AbstractCegarLoop]: === Iteration 13 === Targeting runErr5ASSERT_VIOLATIONINTEGER_OVERFLOW === [runErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, runErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (and 3 more)] === [2024-11-13 12:45:24,620 INFO L157 PredicateUnifier]: Initialized classic predicate unifier [2024-11-13 12:45:24,620 INFO L85 PathProgramCache]: Analyzing trace with hash -842883270, now seen corresponding path program 1 times [2024-11-13 12:45:24,620 INFO L118 FreeRefinementEngine]: Executing refinement strategy CAMEL [2024-11-13 12:45:24,620 INFO L334 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [350960095] [2024-11-13 12:45:24,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:45:24,621 INFO L127 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2024-11-13 12:45:25,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:27,395 INFO L134 CoverageAnalysis]: Checked inductivity of 6155 backedges. 0 proven. 3338 refuted. 0 times theorem prover too weak. 2817 trivial. 0 not checked. [2024-11-13 12:45:27,395 INFO L136 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2024-11-13 12:45:27,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [350960095] [2024-11-13 12:45:27,395 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [350960095] provided 0 perfect and 1 imperfect interpolant sequences [2024-11-13 12:45:27,395 INFO L334 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1004675275] [2024-11-13 12:45:27,395 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2024-11-13 12:45:27,396 INFO L173 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2024-11-13 12:45:27,396 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 [2024-11-13 12:45:27,397 INFO L229 MonitoredProcess]: Starting monitored process 20 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2024-11-13 12:45:27,399 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_ae17b863-7a49-4410-8eb8-914fb9c55036/bin/ugemcutter-verify-yV71Fz5F0F/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2024-11-13 12:45:30,560 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2024-11-13 12:45:30,617 INFO L255 TraceCheckSpWp]: Trace formula consists of 10533 conjuncts, 5 conjuncts are in the unsatisfiable core [2024-11-13 12:45:30,643 INFO L278 TraceCheckSpWp]: Computing forward predicates... [2024-11-13 12:45:32,132 INFO L134 CoverageAnalysis]: Checked inductivity of 6155 backedges. 0 proven. 3338 refuted. 0 times theorem prover too weak. 2817 trivial. 0 not checked. [2024-11-13 12:45:32,132 INFO L311 TraceCheckSpWp]: Computing backward predicates... [2024-11-13 12:45:33,800 INFO L134 CoverageAnalysis]: Checked inductivity of 6155 backedges. 0 proven. 3338 refuted. 0 times theorem prover too weak. 2817 trivial. 0 not checked. [2024-11-13 12:45:33,801 INFO L158 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1004675275] provided 0 perfect and 2 imperfect interpolant sequences [2024-11-13 12:45:33,801 INFO L185 FreeRefinementEngine]: Found 0 perfect and 3 imperfect interpolant sequences. [2024-11-13 12:45:33,801 INFO L198 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5] total 11 [2024-11-13 12:45:33,801 INFO L121 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [473261818] [2024-11-13 12:45:33,801 INFO L85 oduleStraightlineAll]: Using 3 imperfect interpolants to construct interpolant automaton [2024-11-13 12:45:33,803 INFO L548 AbstractCegarLoop]: INTERPOLANT automaton has 12 states [2024-11-13 12:45:33,803 INFO L100 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2024-11-13 12:45:33,806 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2024-11-13 12:45:33,806 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2024-11-13 12:45:33,806 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:45:33,808 INFO L471 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2024-11-13 12:45:33,808 INFO L472 AbstractCegarLoop]: INTERPOLANT automaton has has 12 states, 11 states have (on average 62.54545454545455) internal successors, (688), 12 states have internal predecessors, (688), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2024-11-13 12:45:33,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2024-11-13 12:45:33,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:33,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:33,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:45:33,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:33,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:33,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:33,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:33,809 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:33,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2024-11-13 12:45:33,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2024-11-13 12:45:33,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2024-11-13 12:45:33,810 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states.