./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 7b2dab56 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8e882693bcbcb1a63ff9494a2e39acf2974fbfcd ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 8e882693bcbcb1a63ff9494a2e39acf2974fbfcd ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:22:36,550 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:22:36,553 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:22:36,590 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:22:36,591 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:22:36,597 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:22:36,600 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:22:36,604 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:22:36,607 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:22:36,613 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:22:36,614 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:22:36,616 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:22:36,616 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:22:36,620 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:22:36,621 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:22:36,623 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:22:36,625 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:22:36,629 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:22:36,631 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:22:36,638 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:22:36,641 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:22:36,642 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:22:36,646 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:22:36,647 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:22:36,650 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:22:36,651 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:22:36,651 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:22:36,653 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:22:36,654 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:22:36,656 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:22:36,656 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:22:36,657 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:22:36,659 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:22:36,660 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:22:36,662 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:22:36,663 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:22:36,664 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:22:36,664 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:22:36,664 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:22:36,665 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:22:36,666 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:22:36,669 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Default.epf [2021-10-11 02:22:36,719 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:22:36,719 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:22:36,721 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:22:36,721 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:22:36,721 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:22:36,722 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:22:36,722 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2021-10-11 02:22:36,722 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:22:36,722 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:22:36,723 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2021-10-11 02:22:36,730 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2021-10-11 02:22:36,730 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:22:36,730 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2021-10-11 02:22:36,731 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2021-10-11 02:22:36,731 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2021-10-11 02:22:36,732 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:22:36,732 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:22:36,732 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-10-11 02:22:36,733 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:22:36,733 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:22:36,733 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:22:36,733 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:22:36,733 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:22:36,734 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:22:36,734 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:22:36,734 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:22:36,734 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:22:36,735 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:22:36,735 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:22:36,736 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:22:36,737 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:22:36,737 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:22:36,737 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:22:36,738 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:22:36,738 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2021-10-11 02:22:36,738 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-10-11 02:22:36,738 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:22:36,738 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:22:36,739 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:22:36,739 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e882693bcbcb1a63ff9494a2e39acf2974fbfcd [2021-10-11 02:22:37,054 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:22:37,077 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:22:37,080 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:22:37,081 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:22:37,082 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:22:37,083 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c [2021-10-11 02:22:37,166 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/data/ebd1ac446/36aa29adc5e54c83a43ba41baa5df355/FLAGb70586d47 [2021-10-11 02:22:37,794 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:22:37,795 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c [2021-10-11 02:22:37,815 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/data/ebd1ac446/36aa29adc5e54c83a43ba41baa5df355/FLAGb70586d47 [2021-10-11 02:22:38,073 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/data/ebd1ac446/36aa29adc5e54c83a43ba41baa5df355 [2021-10-11 02:22:38,075 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:22:38,077 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:22:38,080 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:22:38,080 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:22:38,084 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:22:38,084 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:22:38" (1/1) ... [2021-10-11 02:22:38,086 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3cda6770 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:38, skipping insertion in model container [2021-10-11 02:22:38,086 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:22:38" (1/1) ... [2021-10-11 02:22:38,097 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:22:38,149 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:22:38,459 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c[17591,17604] [2021-10-11 02:22:38,470 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:22:38,482 ERROR L326 MainTranslator]: Unsupported Syntax: Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) [2021-10-11 02:22:38,483 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@62cb4df5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:38, skipping insertion in model container [2021-10-11 02:22:38,483 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:22:38,483 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2021-10-11 02:22:38,486 INFO L168 Benchmark]: Toolchain (without parser) took 407.71 ms. Allocated memory is still 98.6 MB. Free memory was 58.8 MB in the beginning and 71.5 MB in the end (delta: -12.7 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:38,487 INFO L168 Benchmark]: CDTParser took 0.30 ms. Allocated memory is still 98.6 MB. Free memory was 75.9 MB in the beginning and 75.9 MB in the end (delta: 51.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:22:38,488 INFO L168 Benchmark]: CACSL2BoogieTranslator took 403.67 ms. Allocated memory is still 98.6 MB. Free memory was 58.6 MB in the beginning and 71.5 MB in the end (delta: -13.0 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:22:38,490 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.30 ms. Allocated memory is still 98.6 MB. Free memory was 75.9 MB in the beginning and 75.9 MB in the end (delta: 51.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 403.67 ms. Allocated memory is still 98.6 MB. Free memory was 58.6 MB in the beginning and 71.5 MB in the end (delta: -13.0 MB). Peak memory consumption was 6.4 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 70]: Unsupported Syntax Found a cast between two array/pointer types where the value type is smaller than the cast-to type while using memory model HoenickeLindenmann_Original (while Not using bitvector translation) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.2.0-7b2dab5 [2021-10-11 02:22:40,688 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-10-11 02:22:40,691 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-10-11 02:22:40,732 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-10-11 02:22:40,733 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-10-11 02:22:40,739 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-10-11 02:22:40,742 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-10-11 02:22:40,750 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-10-11 02:22:40,752 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-10-11 02:22:40,753 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-10-11 02:22:40,754 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-10-11 02:22:40,756 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-10-11 02:22:40,756 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-10-11 02:22:40,758 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-10-11 02:22:40,759 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-10-11 02:22:40,760 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-10-11 02:22:40,761 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-10-11 02:22:40,762 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-10-11 02:22:40,768 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-10-11 02:22:40,776 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-10-11 02:22:40,779 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-10-11 02:22:40,781 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-10-11 02:22:40,784 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-10-11 02:22:40,786 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-10-11 02:22:40,795 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-10-11 02:22:40,795 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-10-11 02:22:40,796 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-10-11 02:22:40,798 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-10-11 02:22:40,799 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-10-11 02:22:40,800 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-10-11 02:22:40,800 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-10-11 02:22:40,801 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-10-11 02:22:40,803 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-10-11 02:22:40,804 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-10-11 02:22:40,806 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-10-11 02:22:40,806 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-10-11 02:22:40,807 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-10-11 02:22:40,807 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-10-11 02:22:40,808 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-10-11 02:22:40,810 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-10-11 02:22:40,810 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-10-11 02:22:40,811 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2021-10-11 02:22:40,855 INFO L113 SettingsManager]: Loading preferences was successful [2021-10-11 02:22:40,856 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-10-11 02:22:40,857 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-10-11 02:22:40,857 INFO L138 SettingsManager]: * User list type=DISABLED [2021-10-11 02:22:40,858 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2021-10-11 02:22:40,858 INFO L138 SettingsManager]: * Explicit value domain=true [2021-10-11 02:22:40,858 INFO L138 SettingsManager]: * Octagon Domain=false [2021-10-11 02:22:40,859 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2021-10-11 02:22:40,859 INFO L138 SettingsManager]: * Interval Domain=false [2021-10-11 02:22:40,860 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-10-11 02:22:40,861 INFO L138 SettingsManager]: * sizeof long=4 [2021-10-11 02:22:40,862 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-10-11 02:22:40,862 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-10-11 02:22:40,862 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-10-11 02:22:40,863 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-10-11 02:22:40,863 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-10-11 02:22:40,863 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2021-10-11 02:22:40,863 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2021-10-11 02:22:40,864 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2021-10-11 02:22:40,864 INFO L138 SettingsManager]: * sizeof long double=12 [2021-10-11 02:22:40,864 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-10-11 02:22:40,865 INFO L138 SettingsManager]: * Use constant arrays=true [2021-10-11 02:22:40,865 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-10-11 02:22:40,865 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-10-11 02:22:40,866 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-10-11 02:22:40,866 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-10-11 02:22:40,866 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:22:40,866 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-10-11 02:22:40,867 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-10-11 02:22:40,867 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-10-11 02:22:40,867 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2021-10-11 02:22:40,867 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --print-success --lang smt [2021-10-11 02:22:40,868 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-10-11 02:22:40,868 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-10-11 02:22:40,869 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-10-11 02:22:40,869 INFO L138 SettingsManager]: * Logic for external solver=AUFBV WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 8e882693bcbcb1a63ff9494a2e39acf2974fbfcd [2021-10-11 02:22:41,279 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-10-11 02:22:41,312 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-10-11 02:22:41,315 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-10-11 02:22:41,316 INFO L271 PluginConnector]: Initializing CDTParser... [2021-10-11 02:22:41,317 INFO L275 PluginConnector]: CDTParser initialized [2021-10-11 02:22:41,318 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/../../sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c [2021-10-11 02:22:41,381 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/data/685d2640b/a5a65b428190436d85cd5c667b6fee50/FLAG34c65cacf [2021-10-11 02:22:42,013 INFO L306 CDTParser]: Found 1 translation units. [2021-10-11 02:22:42,013 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c [2021-10-11 02:22:42,033 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/data/685d2640b/a5a65b428190436d85cd5c667b6fee50/FLAG34c65cacf [2021-10-11 02:22:42,259 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/data/685d2640b/a5a65b428190436d85cd5c667b6fee50 [2021-10-11 02:22:42,261 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-10-11 02:22:42,263 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-10-11 02:22:42,268 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-10-11 02:22:42,268 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-10-11 02:22:42,272 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-10-11 02:22:42,273 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:22:42" (1/1) ... [2021-10-11 02:22:42,276 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@42b19cb3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:42, skipping insertion in model container [2021-10-11 02:22:42,276 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 11.10 02:22:42" (1/1) ... [2021-10-11 02:22:42,285 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-10-11 02:22:42,358 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:22:42,675 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c[17591,17604] [2021-10-11 02:22:42,699 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:22:42,719 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2021-10-11 02:22:42,735 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-10-11 02:22:42,841 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c[17591,17604] [2021-10-11 02:22:42,858 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:22:42,870 INFO L203 MainTranslator]: Completed pre-run [2021-10-11 02:22:42,959 WARN L226 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/sv-benchmarks/c/product-lines/minepump_spec5_product53.cil.c[17591,17604] [2021-10-11 02:22:42,980 INFO L206 PostProcessor]: Analyzing one entry point: main [2021-10-11 02:22:43,016 INFO L208 MainTranslator]: Completed translation [2021-10-11 02:22:43,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:43 WrapperNode [2021-10-11 02:22:43,017 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-10-11 02:22:43,018 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-10-11 02:22:43,018 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-10-11 02:22:43,019 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-10-11 02:22:43,026 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:43" (1/1) ... [2021-10-11 02:22:43,045 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:43" (1/1) ... [2021-10-11 02:22:43,094 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-10-11 02:22:43,094 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-10-11 02:22:43,095 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-10-11 02:22:43,095 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-10-11 02:22:43,111 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:43" (1/1) ... [2021-10-11 02:22:43,112 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:43" (1/1) ... [2021-10-11 02:22:43,118 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:43" (1/1) ... [2021-10-11 02:22:43,119 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:43" (1/1) ... [2021-10-11 02:22:43,168 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:43" (1/1) ... [2021-10-11 02:22:43,179 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:43" (1/1) ... [2021-10-11 02:22:43,184 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:43" (1/1) ... [2021-10-11 02:22:43,203 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-10-11 02:22:43,204 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-10-11 02:22:43,204 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-10-11 02:22:43,204 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-10-11 02:22:43,205 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:43" (1/1) ... No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-10-11 02:22:43,324 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-10-11 02:22:43,325 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2021-10-11 02:22:43,325 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-10-11 02:22:43,325 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-10-11 02:22:46,090 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-10-11 02:22:46,091 INFO L299 CfgBuilder]: Removed 290 assume(true) statements. [2021-10-11 02:22:46,096 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:22:46 BoogieIcfgContainer [2021-10-11 02:22:46,096 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-10-11 02:22:46,100 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-10-11 02:22:46,100 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-10-11 02:22:46,103 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-10-11 02:22:46,103 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 11.10 02:22:42" (1/3) ... [2021-10-11 02:22:46,104 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43a26079 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:22:46, skipping insertion in model container [2021-10-11 02:22:46,104 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 11.10 02:22:43" (2/3) ... [2021-10-11 02:22:46,105 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@43a26079 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 11.10 02:22:46, skipping insertion in model container [2021-10-11 02:22:46,105 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:22:46" (3/3) ... [2021-10-11 02:22:46,106 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product53.cil.c [2021-10-11 02:22:46,124 INFO L180 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-10-11 02:22:46,128 INFO L192 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2021-10-11 02:22:46,139 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2021-10-11 02:22:46,183 INFO L377 AbstractCegarLoop]: Interprodecural is true [2021-10-11 02:22:46,183 INFO L378 AbstractCegarLoop]: Hoare is true [2021-10-11 02:22:46,183 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-10-11 02:22:46,183 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-10-11 02:22:46,184 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-10-11 02:22:46,184 INFO L382 AbstractCegarLoop]: Difference is false [2021-10-11 02:22:46,184 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-10-11 02:22:46,184 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2021-10-11 02:22:46,206 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2021-10-11 02:22:46,214 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2021-10-11 02:22:46,215 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:22:46,215 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:22:46,216 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:22:46,228 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:22:46,229 INFO L82 PathProgramCache]: Analyzing trace with hash -750612192, now seen corresponding path program 1 times [2021-10-11 02:22:46,245 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:22:46,245 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2014976622] [2021-10-11 02:22:46,246 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2021-10-11 02:22:46,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:22:46,515 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2021-10-11 02:22:46,521 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:22:46,576 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:22:46,577 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:22:46,577 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2014976622] [2021-10-11 02:22:46,578 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:22:46,579 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:22:46,580 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [984827897] [2021-10-11 02:22:46,588 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-10-11 02:22:46,589 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:22:46,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-10-11 02:22:46,603 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:22:46,605 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 2 states. [2021-10-11 02:22:46,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:22:46,661 INFO L93 Difference]: Finished difference Result 389 states and 592 transitions. [2021-10-11 02:22:46,661 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-10-11 02:22:46,662 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2021-10-11 02:22:46,663 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:22:46,675 INFO L225 Difference]: With dead ends: 389 [2021-10-11 02:22:46,675 INFO L226 Difference]: Without dead ends: 194 [2021-10-11 02:22:46,679 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-10-11 02:22:46,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2021-10-11 02:22:46,725 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2021-10-11 02:22:46,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2021-10-11 02:22:46,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 288 transitions. [2021-10-11 02:22:46,732 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 288 transitions. Word has length 19 [2021-10-11 02:22:46,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:22:46,733 INFO L481 AbstractCegarLoop]: Abstraction has 194 states and 288 transitions. [2021-10-11 02:22:46,733 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2021-10-11 02:22:46,733 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 288 transitions. [2021-10-11 02:22:46,734 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2021-10-11 02:22:46,734 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:22:46,734 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:22:46,953 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2021-10-11 02:22:46,953 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:22:46,954 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:22:46,954 INFO L82 PathProgramCache]: Analyzing trace with hash 1114380044, now seen corresponding path program 1 times [2021-10-11 02:22:46,954 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:22:46,955 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1809451229] [2021-10-11 02:22:46,955 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2021-10-11 02:22:47,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:22:47,156 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:22:47,158 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:22:47,201 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:22:47,201 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:22:47,201 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1809451229] [2021-10-11 02:22:47,202 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:22:47,202 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:22:47,202 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1404121315] [2021-10-11 02:22:47,203 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:22:47,203 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:22:47,204 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:22:47,204 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:22:47,205 INFO L87 Difference]: Start difference. First operand 194 states and 288 transitions. Second operand 3 states. [2021-10-11 02:22:47,222 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:22:47,222 INFO L93 Difference]: Finished difference Result 194 states and 288 transitions. [2021-10-11 02:22:47,222 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:22:47,223 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 20 [2021-10-11 02:22:47,223 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:22:47,224 INFO L225 Difference]: With dead ends: 194 [2021-10-11 02:22:47,224 INFO L226 Difference]: Without dead ends: 75 [2021-10-11 02:22:47,225 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:22:47,226 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-10-11 02:22:47,233 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2021-10-11 02:22:47,233 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2021-10-11 02:22:47,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 110 transitions. [2021-10-11 02:22:47,234 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 110 transitions. Word has length 20 [2021-10-11 02:22:47,234 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:22:47,234 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 110 transitions. [2021-10-11 02:22:47,235 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:22:47,235 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 110 transitions. [2021-10-11 02:22:47,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2021-10-11 02:22:47,236 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:22:47,236 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:22:47,455 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2021-10-11 02:22:47,455 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:22:47,456 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:22:47,456 INFO L82 PathProgramCache]: Analyzing trace with hash 298878360, now seen corresponding path program 1 times [2021-10-11 02:22:47,457 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:22:47,457 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1238363881] [2021-10-11 02:22:47,457 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2021-10-11 02:22:47,669 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:22:47,676 INFO L263 TraceCheckSpWp]: Trace formula consists of 202 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:22:47,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:22:47,718 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:22:47,718 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:22:47,718 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1238363881] [2021-10-11 02:22:47,719 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:22:47,719 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:22:47,719 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623064441] [2021-10-11 02:22:47,720 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:22:47,720 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:22:47,720 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:22:47,721 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:22:47,721 INFO L87 Difference]: Start difference. First operand 75 states and 110 transitions. Second operand 3 states. [2021-10-11 02:22:47,733 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:22:47,733 INFO L93 Difference]: Finished difference Result 143 states and 213 transitions. [2021-10-11 02:22:47,733 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:22:47,734 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 26 [2021-10-11 02:22:47,734 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:22:47,735 INFO L225 Difference]: With dead ends: 143 [2021-10-11 02:22:47,735 INFO L226 Difference]: Without dead ends: 75 [2021-10-11 02:22:47,736 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:22:47,736 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2021-10-11 02:22:47,744 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2021-10-11 02:22:47,745 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2021-10-11 02:22:47,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 109 transitions. [2021-10-11 02:22:47,746 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 109 transitions. Word has length 26 [2021-10-11 02:22:47,746 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:22:47,746 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 109 transitions. [2021-10-11 02:22:47,746 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:22:47,747 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2021-10-11 02:22:47,748 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2021-10-11 02:22:47,748 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:22:47,748 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:22:47,960 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2021-10-11 02:22:47,961 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:22:47,961 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:22:47,962 INFO L82 PathProgramCache]: Analyzing trace with hash -149422890, now seen corresponding path program 1 times [2021-10-11 02:22:47,962 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:22:47,963 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1235669737] [2021-10-11 02:22:47,963 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2021-10-11 02:22:48,158 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:22:48,168 INFO L263 TraceCheckSpWp]: Trace formula consists of 205 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:22:48,170 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:22:48,228 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:22:48,228 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:22:48,228 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1235669737] [2021-10-11 02:22:48,228 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:22:48,228 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-10-11 02:22:48,229 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1254158644] [2021-10-11 02:22:48,229 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:22:48,229 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:22:48,230 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:22:48,230 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:22:48,230 INFO L87 Difference]: Start difference. First operand 75 states and 109 transitions. Second operand 3 states. [2021-10-11 02:22:48,329 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:22:48,329 INFO L93 Difference]: Finished difference Result 155 states and 227 transitions. [2021-10-11 02:22:48,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:22:48,329 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2021-10-11 02:22:48,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:22:48,335 INFO L225 Difference]: With dead ends: 155 [2021-10-11 02:22:48,335 INFO L226 Difference]: Without dead ends: 87 [2021-10-11 02:22:48,338 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 28 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:22:48,339 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2021-10-11 02:22:48,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 85. [2021-10-11 02:22:48,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2021-10-11 02:22:48,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 119 transitions. [2021-10-11 02:22:48,355 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 119 transitions. Word has length 29 [2021-10-11 02:22:48,355 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:22:48,355 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 119 transitions. [2021-10-11 02:22:48,355 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:22:48,356 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 119 transitions. [2021-10-11 02:22:48,357 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-11 02:22:48,357 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:22:48,357 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:22:48,572 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2021-10-11 02:22:48,573 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:22:48,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:22:48,573 INFO L82 PathProgramCache]: Analyzing trace with hash 1951483845, now seen corresponding path program 1 times [2021-10-11 02:22:48,574 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:22:48,574 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [884324639] [2021-10-11 02:22:48,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2021-10-11 02:22:48,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:22:48,783 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:22:48,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:22:48,857 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:22:48,857 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:22:48,858 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [884324639] [2021-10-11 02:22:48,858 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:22:48,858 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:22:48,858 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [692883054] [2021-10-11 02:22:48,859 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:22:48,859 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:22:48,859 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:22:48,860 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:22:48,860 INFO L87 Difference]: Start difference. First operand 85 states and 119 transitions. Second operand 5 states. [2021-10-11 02:22:48,970 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:22:48,971 INFO L93 Difference]: Finished difference Result 223 states and 310 transitions. [2021-10-11 02:22:48,972 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-10-11 02:22:48,972 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2021-10-11 02:22:48,972 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:22:48,973 INFO L225 Difference]: With dead ends: 223 [2021-10-11 02:22:48,974 INFO L226 Difference]: Without dead ends: 145 [2021-10-11 02:22:48,974 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:22:48,975 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2021-10-11 02:22:48,985 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 94. [2021-10-11 02:22:48,986 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2021-10-11 02:22:48,986 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 128 transitions. [2021-10-11 02:22:48,986 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 128 transitions. Word has length 35 [2021-10-11 02:22:48,987 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:22:48,987 INFO L481 AbstractCegarLoop]: Abstraction has 94 states and 128 transitions. [2021-10-11 02:22:48,987 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:22:48,987 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 128 transitions. [2021-10-11 02:22:48,988 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-11 02:22:48,988 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:22:48,989 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:22:49,213 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2021-10-11 02:22:49,213 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:22:49,213 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:22:49,213 INFO L82 PathProgramCache]: Analyzing trace with hash -1410019742, now seen corresponding path program 1 times [2021-10-11 02:22:49,214 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:22:49,214 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1406389304] [2021-10-11 02:22:49,214 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2021-10-11 02:22:49,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:22:49,406 INFO L263 TraceCheckSpWp]: Trace formula consists of 215 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:22:49,408 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:22:49,467 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:22:49,467 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:22:49,468 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1406389304] [2021-10-11 02:22:49,468 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:22:49,468 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:22:49,468 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [833003908] [2021-10-11 02:22:49,469 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:22:49,469 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:22:49,469 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:22:49,469 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:22:49,470 INFO L87 Difference]: Start difference. First operand 94 states and 128 transitions. Second operand 5 states. [2021-10-11 02:22:49,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:22:49,747 INFO L93 Difference]: Finished difference Result 313 states and 429 transitions. [2021-10-11 02:22:49,748 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-10-11 02:22:49,748 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2021-10-11 02:22:49,749 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:22:49,750 INFO L225 Difference]: With dead ends: 313 [2021-10-11 02:22:49,751 INFO L226 Difference]: Without dead ends: 226 [2021-10-11 02:22:49,751 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 41 GetRequests, 34 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2021-10-11 02:22:49,753 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2021-10-11 02:22:49,768 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 93. [2021-10-11 02:22:49,768 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2021-10-11 02:22:49,769 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 125 transitions. [2021-10-11 02:22:49,769 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 125 transitions. Word has length 35 [2021-10-11 02:22:49,771 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:22:49,771 INFO L481 AbstractCegarLoop]: Abstraction has 93 states and 125 transitions. [2021-10-11 02:22:49,771 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:22:49,772 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 125 transitions. [2021-10-11 02:22:49,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-11 02:22:49,780 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:22:49,780 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:22:49,996 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2021-10-11 02:22:49,996 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:22:49,997 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:22:49,997 INFO L82 PathProgramCache]: Analyzing trace with hash -1642418873, now seen corresponding path program 1 times [2021-10-11 02:22:49,998 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:22:49,998 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [444834338] [2021-10-11 02:22:49,998 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2021-10-11 02:22:50,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:22:50,195 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 4 conjunts are in the unsatisfiable core [2021-10-11 02:22:50,197 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:22:50,246 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:22:50,246 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:22:50,246 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [444834338] [2021-10-11 02:22:50,246 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:22:50,246 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-10-11 02:22:50,247 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1322803012] [2021-10-11 02:22:50,248 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-10-11 02:22:50,248 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:22:50,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-10-11 02:22:50,250 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-10-11 02:22:50,250 INFO L87 Difference]: Start difference. First operand 93 states and 125 transitions. Second operand 4 states. [2021-10-11 02:22:50,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:22:50,328 INFO L93 Difference]: Finished difference Result 217 states and 291 transitions. [2021-10-11 02:22:50,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-10-11 02:22:50,329 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2021-10-11 02:22:50,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:22:50,331 INFO L225 Difference]: With dead ends: 217 [2021-10-11 02:22:50,331 INFO L226 Difference]: Without dead ends: 131 [2021-10-11 02:22:50,337 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:22:50,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2021-10-11 02:22:50,354 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 99. [2021-10-11 02:22:50,355 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2021-10-11 02:22:50,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 131 transitions. [2021-10-11 02:22:50,355 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 131 transitions. Word has length 35 [2021-10-11 02:22:50,356 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:22:50,356 INFO L481 AbstractCegarLoop]: Abstraction has 99 states and 131 transitions. [2021-10-11 02:22:50,356 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2021-10-11 02:22:50,356 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 131 transitions. [2021-10-11 02:22:50,367 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2021-10-11 02:22:50,367 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:22:50,367 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:22:50,568 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2021-10-11 02:22:50,568 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:22:50,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:22:50,569 INFO L82 PathProgramCache]: Analyzing trace with hash 2065742409, now seen corresponding path program 1 times [2021-10-11 02:22:50,569 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:22:50,569 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1035341425] [2021-10-11 02:22:50,569 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2021-10-11 02:22:50,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:22:50,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 2 conjunts are in the unsatisfiable core [2021-10-11 02:22:50,757 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:22:50,802 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:22:50,802 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:22:50,802 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1035341425] [2021-10-11 02:22:50,802 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:22:50,803 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-10-11 02:22:50,803 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803176076] [2021-10-11 02:22:50,803 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-10-11 02:22:50,803 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:22:50,804 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-10-11 02:22:50,804 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:22:50,804 INFO L87 Difference]: Start difference. First operand 99 states and 131 transitions. Second operand 3 states. [2021-10-11 02:22:50,856 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:22:50,857 INFO L93 Difference]: Finished difference Result 220 states and 292 transitions. [2021-10-11 02:22:50,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-10-11 02:22:50,858 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 35 [2021-10-11 02:22:50,858 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:22:50,859 INFO L225 Difference]: With dead ends: 220 [2021-10-11 02:22:50,862 INFO L226 Difference]: Without dead ends: 128 [2021-10-11 02:22:50,862 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-10-11 02:22:50,863 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2021-10-11 02:22:50,887 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2021-10-11 02:22:50,887 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2021-10-11 02:22:50,888 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 166 transitions. [2021-10-11 02:22:50,888 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 166 transitions. Word has length 35 [2021-10-11 02:22:50,888 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:22:50,889 INFO L481 AbstractCegarLoop]: Abstraction has 128 states and 166 transitions. [2021-10-11 02:22:50,889 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2021-10-11 02:22:50,892 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 166 transitions. [2021-10-11 02:22:50,896 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2021-10-11 02:22:50,896 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:22:50,896 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:22:51,115 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2021-10-11 02:22:51,115 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:22:51,116 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:22:51,116 INFO L82 PathProgramCache]: Analyzing trace with hash 1741083913, now seen corresponding path program 1 times [2021-10-11 02:22:51,116 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:22:51,117 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [69038557] [2021-10-11 02:22:51,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 10 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with mathsat -unsat_core_generation=3 [2021-10-11 02:22:51,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:22:51,347 INFO L263 TraceCheckSpWp]: Trace formula consists of 218 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:22:51,349 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:22:51,427 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:22:51,428 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:22:51,428 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [69038557] [2021-10-11 02:22:51,428 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:22:51,428 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:22:51,428 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1898780248] [2021-10-11 02:22:51,429 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-10-11 02:22:51,429 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:22:51,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-10-11 02:22:51,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-10-11 02:22:51,430 INFO L87 Difference]: Start difference. First operand 128 states and 166 transitions. Second operand 6 states. [2021-10-11 02:22:53,009 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:22:53,009 INFO L93 Difference]: Finished difference Result 620 states and 827 transitions. [2021-10-11 02:22:53,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2021-10-11 02:22:53,010 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2021-10-11 02:22:53,010 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:22:53,013 INFO L225 Difference]: With dead ends: 620 [2021-10-11 02:22:53,013 INFO L226 Difference]: Without dead ends: 528 [2021-10-11 02:22:53,014 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 31 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=34, Invalid=76, Unknown=0, NotChecked=0, Total=110 [2021-10-11 02:22:53,015 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 528 states. [2021-10-11 02:22:53,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 528 to 222. [2021-10-11 02:22:53,040 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 222 states. [2021-10-11 02:22:53,041 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 222 states to 222 states and 288 transitions. [2021-10-11 02:22:53,041 INFO L78 Accepts]: Start accepts. Automaton has 222 states and 288 transitions. Word has length 36 [2021-10-11 02:22:53,041 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:22:53,041 INFO L481 AbstractCegarLoop]: Abstraction has 222 states and 288 transitions. [2021-10-11 02:22:53,042 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2021-10-11 02:22:53,042 INFO L276 IsEmpty]: Start isEmpty. Operand 222 states and 288 transitions. [2021-10-11 02:22:53,042 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-11 02:22:53,043 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:22:53,043 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:22:53,258 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2021-10-11 02:22:53,258 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:22:53,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:22:53,258 INFO L82 PathProgramCache]: Analyzing trace with hash -905921982, now seen corresponding path program 1 times [2021-10-11 02:22:53,259 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:22:53,259 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1587517924] [2021-10-11 02:22:53,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 11 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with mathsat -unsat_core_generation=3 [2021-10-11 02:22:53,423 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:22:53,433 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:22:53,435 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:22:53,510 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2021-10-11 02:22:53,510 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-10-11 02:22:53,511 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1587517924] [2021-10-11 02:22:53,511 INFO L219 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-10-11 02:22:53,511 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-10-11 02:22:53,511 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1413728654] [2021-10-11 02:22:53,512 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-10-11 02:22:53,512 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:22:53,512 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-10-11 02:22:53,512 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2021-10-11 02:22:53,512 INFO L87 Difference]: Start difference. First operand 222 states and 288 transitions. Second operand 5 states. [2021-10-11 02:22:53,647 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:22:53,647 INFO L93 Difference]: Finished difference Result 661 states and 860 transitions. [2021-10-11 02:22:53,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-10-11 02:22:53,648 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 63 [2021-10-11 02:22:53,648 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:22:53,651 INFO L225 Difference]: With dead ends: 661 [2021-10-11 02:22:53,651 INFO L226 Difference]: Without dead ends: 446 [2021-10-11 02:22:53,652 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 61 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2021-10-11 02:22:53,653 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 446 states. [2021-10-11 02:22:53,683 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 446 to 228. [2021-10-11 02:22:53,683 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 228 states. [2021-10-11 02:22:53,684 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 228 states to 228 states and 294 transitions. [2021-10-11 02:22:53,684 INFO L78 Accepts]: Start accepts. Automaton has 228 states and 294 transitions. Word has length 63 [2021-10-11 02:22:53,685 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:22:53,685 INFO L481 AbstractCegarLoop]: Abstraction has 228 states and 294 transitions. [2021-10-11 02:22:53,685 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2021-10-11 02:22:53,685 INFO L276 IsEmpty]: Start isEmpty. Operand 228 states and 294 transitions. [2021-10-11 02:22:53,685 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-10-11 02:22:53,686 INFO L414 BasicCegarLoop]: Found error trace [2021-10-11 02:22:53,686 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-10-11 02:22:53,901 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 mathsat -unsat_core_generation=3 [2021-10-11 02:22:53,901 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2021-10-11 02:22:53,902 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-10-11 02:22:53,902 INFO L82 PathProgramCache]: Analyzing trace with hash -1164087420, now seen corresponding path program 1 times [2021-10-11 02:22:53,902 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2021-10-11 02:22:53,902 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1933921858] [2021-10-11 02:22:53,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/mathsat Starting monitored process 12 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with mathsat -unsat_core_generation=3 [2021-10-11 02:22:54,104 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:22:54,116 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 7 conjunts are in the unsatisfiable core [2021-10-11 02:22:54,118 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:22:54,238 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-11 02:22:54,257 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:22:54,295 INFO L398 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2021-10-11 02:22:54,296 INFO L639 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2021-10-11 02:22:54,381 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-10-11 02:22:54,382 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1933921858] [2021-10-11 02:22:54,382 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1410177710] [2021-10-11 02:22:54,382 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/cvc4 Starting monitored process 13 with cvc4 --incremental --print-success --lang smt (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with cvc4 --incremental --print-success --lang smt [2021-10-11 02:22:54,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:22:54,620 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 6 conjunts are in the unsatisfiable core [2021-10-11 02:22:54,622 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:22:54,743 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:22:54,743 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:22:54,898 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:22:54,898 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [952000559] [2021-10-11 02:22:54,899 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-10-11 02:22:55,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-10-11 02:22:55,059 INFO L263 TraceCheckSpWp]: Trace formula consists of 255 conjuncts, 5 conjunts are in the unsatisfiable core [2021-10-11 02:22:55,061 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-10-11 02:22:55,121 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:22:55,121 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-10-11 02:22:55,179 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-10-11 02:22:55,180 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2021-10-11 02:22:55,180 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 5, 5, 5, 5] total 14 [2021-10-11 02:22:55,180 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1957843537] [2021-10-11 02:22:55,181 INFO L461 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-10-11 02:22:55,181 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2021-10-11 02:22:55,182 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-10-11 02:22:55,182 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=151, Unknown=0, NotChecked=0, Total=182 [2021-10-11 02:22:55,182 INFO L87 Difference]: Start difference. First operand 228 states and 294 transitions. Second operand 14 states. [2021-10-11 02:23:00,307 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-10-11 02:23:00,307 INFO L93 Difference]: Finished difference Result 489 states and 638 transitions. [2021-10-11 02:23:00,307 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 23 states. [2021-10-11 02:23:00,308 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 63 [2021-10-11 02:23:00,308 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-10-11 02:23:00,308 INFO L225 Difference]: With dead ends: 489 [2021-10-11 02:23:00,308 INFO L226 Difference]: Without dead ends: 0 [2021-10-11 02:23:00,309 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 407 GetRequests, 376 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 167 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=252, Invalid=804, Unknown=0, NotChecked=0, Total=1056 [2021-10-11 02:23:00,310 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-10-11 02:23:00,310 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-10-11 02:23:00,310 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2021-10-11 02:23:00,310 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-10-11 02:23:00,310 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 63 [2021-10-11 02:23:00,310 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-10-11 02:23:00,310 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-10-11 02:23:00,310 INFO L482 AbstractCegarLoop]: Interpolant automaton has 14 states. [2021-10-11 02:23:00,310 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-10-11 02:23:00,311 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-10-11 02:23:00,911 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,13 cvc4 --incremental --print-success --lang smt,12 mathsat -unsat_core_generation=3 [2021-10-11 02:23:00,913 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-10-11 02:23:01,068 WARN L197 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 57 [2021-10-11 02:23:01,205 WARN L197 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 78 [2021-10-11 02:23:01,322 WARN L197 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 76 [2021-10-11 02:23:02,017 WARN L197 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 25 [2021-10-11 02:23:02,413 WARN L197 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 26 [2021-10-11 02:23:02,745 WARN L197 SmtUtils]: Spent 330.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 23 [2021-10-11 02:23:02,850 WARN L197 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 46 DAG size of output: 16 [2021-10-11 02:23:03,000 WARN L197 SmtUtils]: Spent 149.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 23 [2021-10-11 02:23:03,305 WARN L197 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 23 [2021-10-11 02:23:03,733 WARN L197 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 27 [2021-10-11 02:23:04,052 WARN L197 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 28 [2021-10-11 02:23:04,154 WARN L197 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 21 [2021-10-11 02:23:04,405 WARN L197 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 29 [2021-10-11 02:23:04,707 WARN L197 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 23 [2021-10-11 02:23:04,737 INFO L262 CegarLoopResult]: For program point L927(lines 927 931) no Hoare annotation was computed. [2021-10-11 02:23:04,737 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 904) no Hoare annotation was computed. [2021-10-11 02:23:04,738 INFO L265 CegarLoopResult]: At program point L895(lines 876 898) the Hoare annotation is: true [2021-10-11 02:23:04,738 INFO L258 CegarLoopResult]: At program point L862(lines 858 864) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:23:04,738 INFO L262 CegarLoopResult]: For program point L466(lines 466 474) no Hoare annotation was computed. [2021-10-11 02:23:04,738 INFO L262 CegarLoopResult]: For program point L466-1(lines 466 474) no Hoare annotation was computed. [2021-10-11 02:23:04,738 INFO L262 CegarLoopResult]: For program point L466-2(lines 466 474) no Hoare annotation was computed. [2021-10-11 02:23:04,738 INFO L262 CegarLoopResult]: For program point L466-3(lines 466 474) no Hoare annotation was computed. [2021-10-11 02:23:04,738 INFO L262 CegarLoopResult]: For program point L466-4(lines 466 474) no Hoare annotation was computed. [2021-10-11 02:23:04,738 INFO L262 CegarLoopResult]: For program point L466-5(lines 466 474) no Hoare annotation was computed. [2021-10-11 02:23:04,738 INFO L262 CegarLoopResult]: For program point L466-6(lines 466 474) no Hoare annotation was computed. [2021-10-11 02:23:04,739 INFO L262 CegarLoopResult]: For program point L466-7(lines 466 474) no Hoare annotation was computed. [2021-10-11 02:23:04,739 INFO L262 CegarLoopResult]: For program point L466-8(lines 466 474) no Hoare annotation was computed. [2021-10-11 02:23:04,739 INFO L262 CegarLoopResult]: For program point L466-9(lines 466 474) no Hoare annotation was computed. [2021-10-11 02:23:04,739 INFO L262 CegarLoopResult]: For program point L466-10(lines 466 474) no Hoare annotation was computed. [2021-10-11 02:23:04,739 INFO L262 CegarLoopResult]: For program point L466-11(lines 466 474) no Hoare annotation was computed. [2021-10-11 02:23:04,739 INFO L262 CegarLoopResult]: For program point L698(lines 697 742) no Hoare annotation was computed. [2021-10-11 02:23:04,739 INFO L262 CegarLoopResult]: For program point L699(lines 699 703) no Hoare annotation was computed. [2021-10-11 02:23:04,739 INFO L258 CegarLoopResult]: At program point L567(lines 562 570) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse3 .cse4))) [2021-10-11 02:23:04,739 INFO L258 CegarLoopResult]: At program point L567-1(lines 562 570) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:23:04,739 INFO L258 CegarLoopResult]: At program point L567-2(lines 562 570) the Hoare annotation is: false [2021-10-11 02:23:04,740 INFO L258 CegarLoopResult]: At program point L567-3(lines 562 570) the Hoare annotation is: false [2021-10-11 02:23:04,740 INFO L258 CegarLoopResult]: At program point L567-4(lines 562 570) the Hoare annotation is: false [2021-10-11 02:23:04,740 INFO L258 CegarLoopResult]: At program point L567-5(lines 562 570) the Hoare annotation is: false [2021-10-11 02:23:04,740 INFO L258 CegarLoopResult]: At program point L997(lines 988 1001) the Hoare annotation is: false [2021-10-11 02:23:04,740 INFO L258 CegarLoopResult]: At program point L997-1(lines 988 1001) the Hoare annotation is: false [2021-10-11 02:23:04,740 INFO L258 CegarLoopResult]: At program point L997-2(lines 988 1001) the Hoare annotation is: false [2021-10-11 02:23:04,740 INFO L258 CegarLoopResult]: At program point L997-3(lines 988 1001) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2))) [2021-10-11 02:23:04,741 INFO L258 CegarLoopResult]: At program point L997-4(lines 988 1001) the Hoare annotation is: false [2021-10-11 02:23:04,741 INFO L258 CegarLoopResult]: At program point L997-5(lines 988 1001) the Hoare annotation is: false [2021-10-11 02:23:04,741 INFO L258 CegarLoopResult]: At program point L997-6(lines 988 1001) the Hoare annotation is: false [2021-10-11 02:23:04,741 INFO L258 CegarLoopResult]: At program point L997-7(lines 988 1001) the Hoare annotation is: false [2021-10-11 02:23:04,741 INFO L262 CegarLoopResult]: For program point L733(lines 733 737) no Hoare annotation was computed. [2021-10-11 02:23:04,741 INFO L258 CegarLoopResult]: At program point L997-8(lines 988 1001) the Hoare annotation is: false [2021-10-11 02:23:04,741 INFO L258 CegarLoopResult]: At program point L997-9(lines 988 1001) the Hoare annotation is: false [2021-10-11 02:23:04,742 INFO L262 CegarLoopResult]: For program point L733-2(lines 727 738) no Hoare annotation was computed. [2021-10-11 02:23:04,742 INFO L258 CegarLoopResult]: At program point L997-10(lines 988 1001) the Hoare annotation is: false [2021-10-11 02:23:04,742 INFO L258 CegarLoopResult]: At program point L997-11(lines 988 1001) the Hoare annotation is: false [2021-10-11 02:23:04,742 INFO L262 CegarLoopResult]: For program point L635(lines 635 639) no Hoare annotation was computed. [2021-10-11 02:23:04,742 INFO L262 CegarLoopResult]: For program point L635-2(lines 635 639) no Hoare annotation was computed. [2021-10-11 02:23:04,742 INFO L262 CegarLoopResult]: For program point L635-3(lines 635 639) no Hoare annotation was computed. [2021-10-11 02:23:04,742 INFO L262 CegarLoopResult]: For program point L635-5(lines 635 639) no Hoare annotation was computed. [2021-10-11 02:23:04,743 INFO L258 CegarLoopResult]: At program point L437(lines 437 443) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3))) [2021-10-11 02:23:04,743 INFO L262 CegarLoopResult]: For program point L635-6(lines 635 639) no Hoare annotation was computed. [2021-10-11 02:23:04,743 INFO L258 CegarLoopResult]: At program point L437-1(lines 437 443) the Hoare annotation is: false [2021-10-11 02:23:04,743 INFO L262 CegarLoopResult]: For program point L635-8(lines 635 639) no Hoare annotation was computed. [2021-10-11 02:23:04,743 INFO L258 CegarLoopResult]: At program point L437-2(lines 437 443) the Hoare annotation is: false [2021-10-11 02:23:04,743 INFO L262 CegarLoopResult]: For program point L635-9(lines 635 639) no Hoare annotation was computed. [2021-10-11 02:23:04,743 INFO L262 CegarLoopResult]: For program point L635-11(lines 635 639) no Hoare annotation was computed. [2021-10-11 02:23:04,744 INFO L262 CegarLoopResult]: For program point L635-12(lines 635 639) no Hoare annotation was computed. [2021-10-11 02:23:04,744 INFO L262 CegarLoopResult]: For program point L635-14(lines 635 639) no Hoare annotation was computed. [2021-10-11 02:23:04,744 INFO L262 CegarLoopResult]: For program point L635-15(lines 635 639) no Hoare annotation was computed. [2021-10-11 02:23:04,744 INFO L262 CegarLoopResult]: For program point L635-17(lines 635 639) no Hoare annotation was computed. [2021-10-11 02:23:04,744 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 904) no Hoare annotation was computed. [2021-10-11 02:23:04,744 INFO L258 CegarLoopResult]: At program point L770(lines 430 436) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse1 .cse2) (and .cse0 .cse3 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse4 .cse1) (and .cse0 .cse3 .cse4 .cse1 .cse2))) [2021-10-11 02:23:04,744 INFO L258 CegarLoopResult]: At program point L770-1(lines 430 436) the Hoare annotation is: false [2021-10-11 02:23:04,745 INFO L258 CegarLoopResult]: At program point L770-2(lines 430 436) the Hoare annotation is: false [2021-10-11 02:23:04,745 INFO L258 CegarLoopResult]: At program point L671(lines 1 1010) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:23:04,745 INFO L262 CegarLoopResult]: For program point L904(line 904) no Hoare annotation was computed. [2021-10-11 02:23:04,745 INFO L262 CegarLoopResult]: For program point L904-1(line 904) no Hoare annotation was computed. [2021-10-11 02:23:04,745 INFO L262 CegarLoopResult]: For program point L904-2(line 904) no Hoare annotation was computed. [2021-10-11 02:23:04,745 INFO L262 CegarLoopResult]: For program point L707(lines 707 713) no Hoare annotation was computed. [2021-10-11 02:23:04,745 INFO L258 CegarLoopResult]: At program point L707-1(lines 707 713) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse3 .cse2))) [2021-10-11 02:23:04,746 INFO L258 CegarLoopResult]: At program point L641(lines 626 644) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp~7 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (bvadd ULTIMATE.start_isLowWaterLevel_~tmp___0~1 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd |ULTIMATE.start_isLowWaterLevel_#res| (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:23:04,746 INFO L258 CegarLoopResult]: At program point L641-1(lines 626 644) the Hoare annotation is: false [2021-10-11 02:23:04,746 INFO L258 CegarLoopResult]: At program point L641-2(lines 626 644) the Hoare annotation is: false [2021-10-11 02:23:04,746 INFO L258 CegarLoopResult]: At program point L641-3(lines 626 644) the Hoare annotation is: false [2021-10-11 02:23:04,746 INFO L258 CegarLoopResult]: At program point L641-4(lines 626 644) the Hoare annotation is: false [2021-10-11 02:23:04,746 INFO L258 CegarLoopResult]: At program point L641-5(lines 626 644) the Hoare annotation is: false [2021-10-11 02:23:04,746 INFO L262 CegarLoopResult]: For program point L939(lines 939 943) no Hoare annotation was computed. [2021-10-11 02:23:04,746 INFO L258 CegarLoopResult]: At program point L1007(lines 1002 1010) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:23:04,746 INFO L258 CegarLoopResult]: At program point L1007-1(lines 1002 1010) the Hoare annotation is: false [2021-10-11 02:23:04,746 INFO L258 CegarLoopResult]: At program point L1007-2(lines 1002 1010) the Hoare annotation is: false [2021-10-11 02:23:04,747 INFO L258 CegarLoopResult]: At program point L1007-3(lines 1002 1010) the Hoare annotation is: false [2021-10-11 02:23:04,747 INFO L258 CegarLoopResult]: At program point L1007-4(lines 1002 1010) the Hoare annotation is: false [2021-10-11 02:23:04,747 INFO L258 CegarLoopResult]: At program point L1007-5(lines 1002 1010) the Hoare annotation is: false [2021-10-11 02:23:04,747 INFO L258 CegarLoopResult]: At program point L743(lines 696 744) the Hoare annotation is: false [2021-10-11 02:23:04,747 INFO L258 CegarLoopResult]: At program point L679(lines 674 682) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:23:04,747 INFO L262 CegarLoopResult]: For program point L514(lines 514 531) no Hoare annotation was computed. [2021-10-11 02:23:04,747 INFO L262 CegarLoopResult]: For program point L514-1(lines 514 531) no Hoare annotation was computed. [2021-10-11 02:23:04,747 INFO L262 CegarLoopResult]: For program point L514-2(lines 514 531) no Hoare annotation was computed. [2021-10-11 02:23:04,747 INFO L262 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-10-11 02:23:04,747 INFO L262 CegarLoopResult]: For program point L781(lines 781 798) no Hoare annotation was computed. [2021-10-11 02:23:04,747 INFO L258 CegarLoopResult]: At program point L781-1(lines 1 1010) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~9)) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 .cse4) (and .cse0 .cse1 (= (_ bv1 32) ~pumpRunning~0) .cse3 .cse5 .cse4))) [2021-10-11 02:23:04,747 INFO L258 CegarLoopResult]: At program point L814-2(lines 814 828) the Hoare annotation is: false [2021-10-11 02:23:04,747 INFO L262 CegarLoopResult]: For program point L781-2(lines 781 798) no Hoare annotation was computed. [2021-10-11 02:23:04,747 INFO L258 CegarLoopResult]: At program point L781-3(lines 1 1010) the Hoare annotation is: false [2021-10-11 02:23:04,747 INFO L262 CegarLoopResult]: For program point L781-4(lines 781 798) no Hoare annotation was computed. [2021-10-11 02:23:04,748 INFO L262 CegarLoopResult]: For program point L616(lines 616 620) no Hoare annotation was computed. [2021-10-11 02:23:04,748 INFO L258 CegarLoopResult]: At program point L781-5(lines 1 1010) the Hoare annotation is: false [2021-10-11 02:23:04,748 INFO L262 CegarLoopResult]: For program point L616-2(lines 616 620) no Hoare annotation was computed. [2021-10-11 02:23:04,748 INFO L262 CegarLoopResult]: For program point L616-3(lines 616 620) no Hoare annotation was computed. [2021-10-11 02:23:04,748 INFO L262 CegarLoopResult]: For program point L616-5(lines 616 620) no Hoare annotation was computed. [2021-10-11 02:23:04,748 INFO L262 CegarLoopResult]: For program point L616-6(lines 616 620) no Hoare annotation was computed. [2021-10-11 02:23:04,748 INFO L262 CegarLoopResult]: For program point L616-8(lines 616 620) no Hoare annotation was computed. [2021-10-11 02:23:04,748 INFO L262 CegarLoopResult]: For program point L616-9(lines 616 620) no Hoare annotation was computed. [2021-10-11 02:23:04,748 INFO L262 CegarLoopResult]: For program point L616-11(lines 616 620) no Hoare annotation was computed. [2021-10-11 02:23:04,748 INFO L262 CegarLoopResult]: For program point L616-12(lines 616 620) no Hoare annotation was computed. [2021-10-11 02:23:04,749 INFO L262 CegarLoopResult]: For program point L616-14(lines 616 620) no Hoare annotation was computed. [2021-10-11 02:23:04,749 INFO L262 CegarLoopResult]: For program point L616-15(lines 616 620) no Hoare annotation was computed. [2021-10-11 02:23:04,749 INFO L262 CegarLoopResult]: For program point L616-17(lines 616 620) no Hoare annotation was computed. [2021-10-11 02:23:04,749 INFO L262 CegarLoopResult]: For program point L616-18(lines 616 620) no Hoare annotation was computed. [2021-10-11 02:23:04,749 INFO L262 CegarLoopResult]: For program point L616-20(lines 616 620) no Hoare annotation was computed. [2021-10-11 02:23:04,749 INFO L262 CegarLoopResult]: For program point L616-21(lines 616 620) no Hoare annotation was computed. [2021-10-11 02:23:04,749 INFO L262 CegarLoopResult]: For program point L616-23(lines 616 620) no Hoare annotation was computed. [2021-10-11 02:23:04,749 INFO L262 CegarLoopResult]: For program point L616-24(lines 616 620) no Hoare annotation was computed. [2021-10-11 02:23:04,750 INFO L262 CegarLoopResult]: For program point L815(line 815) no Hoare annotation was computed. [2021-10-11 02:23:04,750 INFO L262 CegarLoopResult]: For program point L616-26(lines 616 620) no Hoare annotation was computed. [2021-10-11 02:23:04,750 INFO L262 CegarLoopResult]: For program point L616-27(lines 616 620) no Hoare annotation was computed. [2021-10-11 02:23:04,750 INFO L262 CegarLoopResult]: For program point L616-29(lines 616 620) no Hoare annotation was computed. [2021-10-11 02:23:04,750 INFO L262 CegarLoopResult]: For program point L616-30(lines 616 620) no Hoare annotation was computed. [2021-10-11 02:23:04,750 INFO L262 CegarLoopResult]: For program point L616-32(lines 616 620) no Hoare annotation was computed. [2021-10-11 02:23:04,750 INFO L262 CegarLoopResult]: For program point L616-33(lines 616 620) no Hoare annotation was computed. [2021-10-11 02:23:04,750 INFO L262 CegarLoopResult]: For program point L518(lines 518 526) no Hoare annotation was computed. [2021-10-11 02:23:04,750 INFO L262 CegarLoopResult]: For program point L518-1(lines 518 526) no Hoare annotation was computed. [2021-10-11 02:23:04,750 INFO L262 CegarLoopResult]: For program point L616-35(lines 616 620) no Hoare annotation was computed. [2021-10-11 02:23:04,750 INFO L262 CegarLoopResult]: For program point L518-2(lines 518 526) no Hoare annotation was computed. [2021-10-11 02:23:04,750 INFO L262 CegarLoopResult]: For program point L915(lines 915 919) no Hoare annotation was computed. [2021-10-11 02:23:04,750 INFO L262 CegarLoopResult]: For program point L915-3(lines 915 919) no Hoare annotation was computed. [2021-10-11 02:23:04,750 INFO L262 CegarLoopResult]: For program point L717(lines 717 723) no Hoare annotation was computed. [2021-10-11 02:23:04,750 INFO L262 CegarLoopResult]: For program point L915-6(lines 915 919) no Hoare annotation was computed. [2021-10-11 02:23:04,750 INFO L258 CegarLoopResult]: At program point L717-1(lines 717 723) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse3 .cse2))) [2021-10-11 02:23:04,750 INFO L262 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-10-11 02:23:04,751 INFO L262 CegarLoopResult]: For program point L818(lines 818 822) no Hoare annotation was computed. [2021-10-11 02:23:04,751 INFO L262 CegarLoopResult]: For program point L785(lines 785 795) no Hoare annotation was computed. [2021-10-11 02:23:04,751 INFO L262 CegarLoopResult]: For program point L818-1(lines 818 822) no Hoare annotation was computed. [2021-10-11 02:23:04,751 INFO L262 CegarLoopResult]: For program point L785-2(lines 785 795) no Hoare annotation was computed. [2021-10-11 02:23:04,751 INFO L262 CegarLoopResult]: For program point L785-4(lines 785 795) no Hoare annotation was computed. [2021-10-11 02:23:04,751 INFO L262 CegarLoopResult]: For program point L488(lines 488 505) no Hoare annotation was computed. [2021-10-11 02:23:04,751 INFO L262 CegarLoopResult]: For program point L488-1(lines 488 505) no Hoare annotation was computed. [2021-10-11 02:23:04,751 INFO L262 CegarLoopResult]: For program point L488-2(lines 488 505) no Hoare annotation was computed. [2021-10-11 02:23:04,751 INFO L262 CegarLoopResult]: For program point L488-3(lines 488 505) no Hoare annotation was computed. [2021-10-11 02:23:04,751 INFO L262 CegarLoopResult]: For program point L488-4(lines 488 505) no Hoare annotation was computed. [2021-10-11 02:23:04,751 INFO L262 CegarLoopResult]: For program point L488-5(lines 488 505) no Hoare annotation was computed. [2021-10-11 02:23:04,751 INFO L258 CegarLoopResult]: At program point L984(lines 979 987) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse4 .cse2) (and .cse0 .cse4 .cse1 .cse3 .cse2))) [2021-10-11 02:23:04,751 INFO L258 CegarLoopResult]: At program point L984-1(lines 979 987) the Hoare annotation is: false [2021-10-11 02:23:04,751 INFO L258 CegarLoopResult]: At program point L984-2(lines 979 987) the Hoare annotation is: false [2021-10-11 02:23:04,751 INFO L262 CegarLoopResult]: For program point L786(lines 786 792) no Hoare annotation was computed. [2021-10-11 02:23:04,751 INFO L262 CegarLoopResult]: For program point L786-2(lines 786 792) no Hoare annotation was computed. [2021-10-11 02:23:04,751 INFO L262 CegarLoopResult]: For program point L786-4(lines 786 792) no Hoare annotation was computed. [2021-10-11 02:23:04,752 INFO L258 CegarLoopResult]: At program point L952(lines 947 955) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:23:04,752 INFO L258 CegarLoopResult]: At program point L952-1(lines 947 955) the Hoare annotation is: false [2021-10-11 02:23:04,752 INFO L262 CegarLoopResult]: For program point L886(lines 886 893) no Hoare annotation was computed. [2021-10-11 02:23:04,752 INFO L258 CegarLoopResult]: At program point L952-2(lines 947 955) the Hoare annotation is: false [2021-10-11 02:23:04,752 INFO L265 CegarLoopResult]: At program point L886-1(lines 886 893) the Hoare annotation is: true [2021-10-11 02:23:04,752 INFO L258 CegarLoopResult]: At program point L622(lines 607 625) the Hoare annotation is: false [2021-10-11 02:23:04,752 INFO L258 CegarLoopResult]: At program point L622-1(lines 607 625) the Hoare annotation is: false [2021-10-11 02:23:04,752 INFO L258 CegarLoopResult]: At program point L622-2(lines 607 625) the Hoare annotation is: false [2021-10-11 02:23:04,752 INFO L258 CegarLoopResult]: At program point L622-3(lines 607 625) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) .cse2 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~0 (_ bv0 32))) (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))))) [2021-10-11 02:23:04,752 INFO L258 CegarLoopResult]: At program point L622-4(lines 607 625) the Hoare annotation is: false [2021-10-11 02:23:04,752 INFO L258 CegarLoopResult]: At program point L622-5(lines 607 625) the Hoare annotation is: false [2021-10-11 02:23:04,752 INFO L258 CegarLoopResult]: At program point L622-6(lines 607 625) the Hoare annotation is: false [2021-10-11 02:23:04,752 INFO L258 CegarLoopResult]: At program point L622-7(lines 607 625) the Hoare annotation is: false [2021-10-11 02:23:04,752 INFO L258 CegarLoopResult]: At program point L622-8(lines 607 625) the Hoare annotation is: false [2021-10-11 02:23:04,752 INFO L258 CegarLoopResult]: At program point L622-9(lines 607 625) the Hoare annotation is: false [2021-10-11 02:23:04,752 INFO L258 CegarLoopResult]: At program point L622-10(lines 607 625) the Hoare annotation is: false [2021-10-11 02:23:04,753 INFO L258 CegarLoopResult]: At program point L622-11(lines 607 625) the Hoare annotation is: false [2021-10-11 02:23:04,753 INFO L262 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-10-11 02:23:04,753 INFO L258 CegarLoopResult]: At program point L558(lines 551 561) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:23:04,753 INFO L258 CegarLoopResult]: At program point L558-1(lines 551 561) the Hoare annotation is: false [2021-10-11 02:23:04,753 INFO L262 CegarLoopResult]: For program point L492(lines 492 500) no Hoare annotation was computed. [2021-10-11 02:23:04,753 INFO L258 CegarLoopResult]: At program point L558-2(lines 551 561) the Hoare annotation is: false [2021-10-11 02:23:04,753 INFO L262 CegarLoopResult]: For program point L492-1(lines 492 500) no Hoare annotation was computed. [2021-10-11 02:23:04,753 INFO L262 CegarLoopResult]: For program point L492-2(lines 492 500) no Hoare annotation was computed. [2021-10-11 02:23:04,753 INFO L262 CegarLoopResult]: For program point L492-3(lines 492 500) no Hoare annotation was computed. [2021-10-11 02:23:04,753 INFO L262 CegarLoopResult]: For program point L492-4(lines 492 500) no Hoare annotation was computed. [2021-10-11 02:23:04,753 INFO L262 CegarLoopResult]: For program point L492-5(lines 492 500) no Hoare annotation was computed. [2021-10-11 02:23:04,754 INFO L262 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2021-10-11 02:23:04,754 INFO L262 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 904) no Hoare annotation was computed. [2021-10-11 02:23:04,754 INFO L262 CegarLoopResult]: For program point L462(lines 462 479) no Hoare annotation was computed. [2021-10-11 02:23:04,754 INFO L262 CegarLoopResult]: For program point L462-1(lines 462 479) no Hoare annotation was computed. [2021-10-11 02:23:04,754 INFO L262 CegarLoopResult]: For program point L462-2(lines 462 479) no Hoare annotation was computed. [2021-10-11 02:23:04,754 INFO L262 CegarLoopResult]: For program point L462-3(lines 462 479) no Hoare annotation was computed. [2021-10-11 02:23:04,754 INFO L262 CegarLoopResult]: For program point L462-4(lines 462 479) no Hoare annotation was computed. [2021-10-11 02:23:04,754 INFO L262 CegarLoopResult]: For program point L462-5(lines 462 479) no Hoare annotation was computed. [2021-10-11 02:23:04,755 INFO L262 CegarLoopResult]: For program point L462-6(lines 462 479) no Hoare annotation was computed. [2021-10-11 02:23:04,755 INFO L262 CegarLoopResult]: For program point L462-7(lines 462 479) no Hoare annotation was computed. [2021-10-11 02:23:04,755 INFO L262 CegarLoopResult]: For program point L462-8(lines 462 479) no Hoare annotation was computed. [2021-10-11 02:23:04,755 INFO L262 CegarLoopResult]: For program point L462-9(lines 462 479) no Hoare annotation was computed. [2021-10-11 02:23:04,755 INFO L262 CegarLoopResult]: For program point L462-10(lines 462 479) no Hoare annotation was computed. [2021-10-11 02:23:04,755 INFO L262 CegarLoopResult]: For program point L462-11(lines 462 479) no Hoare annotation was computed. [2021-10-11 02:23:04,755 INFO L258 CegarLoopResult]: At program point L760(lines 755 762) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2021-10-11 02:23:04,756 INFO L262 CegarLoopResult]: For program point L727(lines 727 738) no Hoare annotation was computed. [2021-10-11 02:23:04,756 INFO L258 CegarLoopResult]: At program point L430(lines 426 448) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 .cse3 .cse1 .cse2) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse3 (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse2))) [2021-10-11 02:23:04,756 INFO L258 CegarLoopResult]: At program point L430-1(lines 426 448) the Hoare annotation is: false [2021-10-11 02:23:04,756 INFO L258 CegarLoopResult]: At program point L430-2(lines 426 448) the Hoare annotation is: false [2021-10-11 02:23:04,756 INFO L262 CegarLoopResult]: For program point L992(lines 992 998) no Hoare annotation was computed. [2021-10-11 02:23:04,756 INFO L262 CegarLoopResult]: For program point L992-1(lines 992 998) no Hoare annotation was computed. [2021-10-11 02:23:04,756 INFO L262 CegarLoopResult]: For program point L992-2(lines 992 998) no Hoare annotation was computed. [2021-10-11 02:23:04,757 INFO L262 CegarLoopResult]: For program point L992-3(lines 992 998) no Hoare annotation was computed. [2021-10-11 02:23:04,757 INFO L262 CegarLoopResult]: For program point L992-4(lines 992 998) no Hoare annotation was computed. [2021-10-11 02:23:04,757 INFO L262 CegarLoopResult]: For program point L992-5(lines 992 998) no Hoare annotation was computed. [2021-10-11 02:23:04,757 INFO L262 CegarLoopResult]: For program point L992-6(lines 992 998) no Hoare annotation was computed. [2021-10-11 02:23:04,757 INFO L262 CegarLoopResult]: For program point L992-7(lines 992 998) no Hoare annotation was computed. [2021-10-11 02:23:04,757 INFO L262 CegarLoopResult]: For program point L992-8(lines 992 998) no Hoare annotation was computed. [2021-10-11 02:23:04,757 INFO L262 CegarLoopResult]: For program point L992-9(lines 992 998) no Hoare annotation was computed. [2021-10-11 02:23:04,757 INFO L262 CegarLoopResult]: For program point L992-10(lines 992 998) no Hoare annotation was computed. [2021-10-11 02:23:04,757 INFO L262 CegarLoopResult]: For program point L992-11(lines 992 998) no Hoare annotation was computed. [2021-10-11 02:23:04,814 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 11.10 02:23:04 BoogieIcfgContainer [2021-10-11 02:23:04,814 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-10-11 02:23:04,815 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-10-11 02:23:04,815 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-10-11 02:23:04,815 INFO L275 PluginConnector]: Witness Printer initialized [2021-10-11 02:23:04,816 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 11.10 02:22:46" (3/4) ... [2021-10-11 02:23:04,819 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-10-11 02:23:04,864 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2021-10-11 02:23:04,866 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2021-10-11 02:23:04,868 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-10-11 02:23:04,870 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2021-10-11 02:23:04,872 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-10-11 02:23:04,874 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:23:04,876 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2021-10-11 02:23:04,906 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((2bv32 == tmp && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((2bv32 == tmp && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:23:04,908 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:23:04,909 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:23:04,909 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:23:04,912 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:23:04,912 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:23:04,913 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:23:04,921 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:23:04,922 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2021-10-11 02:23:04,925 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp___0 == 0bv32) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2021-10-11 02:23:04,926 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2021-10-11 02:23:04,927 WARN L220 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((((1bv32 == \result && splverifierCounter == 0bv32) && tmp == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2021-10-11 02:23:05,013 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_97d33075-2df5-44ca-b6c1-599da0871bdd/bin/utaipan-WLngWcDbfI/witness.graphml [2021-10-11 02:23:05,014 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-10-11 02:23:05,015 INFO L168 Benchmark]: Toolchain (without parser) took 22751.68 ms. Allocated memory was 81.8 MB in the beginning and 180.4 MB in the end (delta: 98.6 MB). Free memory was 47.3 MB in the beginning and 97.9 MB in the end (delta: -50.5 MB). Peak memory consumption was 49.4 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:05,015 INFO L168 Benchmark]: CDTParser took 0.29 ms. Allocated memory is still 81.8 MB. Free memory was 64.8 MB in the beginning and 64.7 MB in the end (delta: 66.1 kB). There was no memory consumed. Max. memory is 16.1 GB. [2021-10-11 02:23:05,016 INFO L168 Benchmark]: CACSL2BoogieTranslator took 749.50 ms. Allocated memory is still 81.8 MB. Free memory was 47.1 MB in the beginning and 48.8 MB in the end (delta: -1.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:05,016 INFO L168 Benchmark]: Boogie Procedure Inliner took 75.70 ms. Allocated memory is still 81.8 MB. Free memory was 48.6 MB in the beginning and 43.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:05,016 INFO L168 Benchmark]: Boogie Preprocessor took 108.58 ms. Allocated memory is still 81.8 MB. Free memory was 43.9 MB in the beginning and 40.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:05,017 INFO L168 Benchmark]: RCFGBuilder took 2892.81 ms. Allocated memory was 81.8 MB in the beginning and 100.7 MB in the end (delta: 18.9 MB). Free memory was 40.1 MB in the beginning and 69.2 MB in the end (delta: -29.0 MB). Peak memory consumption was 21.6 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:05,017 INFO L168 Benchmark]: TraceAbstraction took 18714.73 ms. Allocated memory was 100.7 MB in the beginning and 180.4 MB in the end (delta: 79.7 MB). Free memory was 68.5 MB in the beginning and 113.6 MB in the end (delta: -45.0 MB). Peak memory consumption was 97.8 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:05,018 INFO L168 Benchmark]: Witness Printer took 198.92 ms. Allocated memory is still 180.4 MB. Free memory was 113.6 MB in the beginning and 97.9 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2021-10-11 02:23:05,020 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.29 ms. Allocated memory is still 81.8 MB. Free memory was 64.8 MB in the beginning and 64.7 MB in the end (delta: 66.1 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 749.50 ms. Allocated memory is still 81.8 MB. Free memory was 47.1 MB in the beginning and 48.8 MB in the end (delta: -1.7 MB). Peak memory consumption was 9.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 75.70 ms. Allocated memory is still 81.8 MB. Free memory was 48.6 MB in the beginning and 43.9 MB in the end (delta: 4.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 108.58 ms. Allocated memory is still 81.8 MB. Free memory was 43.9 MB in the beginning and 40.1 MB in the end (delta: 3.8 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2892.81 ms. Allocated memory was 81.8 MB in the beginning and 100.7 MB in the end (delta: 18.9 MB). Free memory was 40.1 MB in the beginning and 69.2 MB in the end (delta: -29.0 MB). Peak memory consumption was 21.6 MB. Max. memory is 16.1 GB. * TraceAbstraction took 18714.73 ms. Allocated memory was 100.7 MB in the beginning and 180.4 MB in the end (delta: 79.7 MB). Free memory was 68.5 MB in the beginning and 113.6 MB in the end (delta: -45.0 MB). Peak memory consumption was 97.8 MB. Max. memory is 16.1 GB. * Witness Printer took 198.92 ms. Allocated memory is still 180.4 MB. Free memory was 113.6 MB in the beginning and 97.9 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 904]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 904]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - PositiveResult [Line: 904]: call to reach_error is unreachable For all program executions holds that call to reach_error is unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 755]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 876]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 979]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 979]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 717]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 979]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && tmp___0 == 0bv32) || (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 607]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 696]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1002]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: ((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 1002]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 707]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1002]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: ((((((((1bv32 == \result && splverifierCounter == 0bv32) && tmp == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(tmp___0, 4294967295bv32) == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1002]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 886]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 1002]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 626]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1002]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: ((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: ((((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 426]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 551]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((2bv32 == tmp && splverifierCounter == 0bv32) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((2bv32 == tmp && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 2bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 430]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 858]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 674]: Loop Invariant Derived loop invariant: (~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 988]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 198 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 14.7s, OverallIterations: 11, TraceHistogramMax: 2, AutomataDifference: 7.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.8s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1586 SDtfs, 1886 SDslu, 2802 SDs, 0 SdLazy, 494 SolverSat, 88 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 6.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 752 GetRequests, 688 SyntacticMatches, 0 SemanticMatches, 64 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 180 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=228occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 11 MinimizatonAttempts, 742 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 73 LocationsWithAnnotation, 73 PreInvPairs, 171 NumberOfFragments, 781 HoareAnnotationTreeSize, 73 FomulaSimplifications, 130480 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 73 FomulaSimplificationsInter, 25713 FormulaSimplificationTreeSizeReductionInter, 2.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.4s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 522 NumberOfCodeBlocks, 522 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 695 ConstructedInterpolants, 0 QuantifiedInterpolants, 92133 SizeOfPredicates, 26 NumberOfNonLiveVariables, 2899 ConjunctsInSsa, 52 ConjunctsInUnsatCore, 16 InterpolantComputations, 10 PerfectInterpolantSequences, 88/112 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...