./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product54.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version a4ecdabc Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product54.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan --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 1ac6dea7591a331638bc3d010fd3610cfccee660 ............................................................................................................................................ Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product54.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan --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 1ac6dea7591a331638bc3d010fd3610cfccee660 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.2.0-a4ecdab [2020-11-22 12:47:31,522 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 12:47:31,525 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 12:47:31,624 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 12:47:31,628 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 12:47:31,633 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 12:47:31,636 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 12:47:31,645 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 12:47:31,648 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 12:47:31,655 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 12:47:31,657 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 12:47:31,660 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 12:47:31,660 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 12:47:31,663 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 12:47:31,665 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 12:47:31,668 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 12:47:31,670 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 12:47:31,671 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 12:47:31,678 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 12:47:31,683 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 12:47:31,685 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 12:47:31,687 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 12:47:31,688 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 12:47:31,690 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 12:47:31,697 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 12:47:31,701 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 12:47:31,702 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 12:47:31,703 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 12:47:31,705 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 12:47:31,706 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 12:47:31,707 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 12:47:31,708 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 12:47:31,710 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 12:47:31,711 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 12:47:31,712 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 12:47:31,713 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 12:47:31,713 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 12:47:31,714 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 12:47:31,714 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 12:47:31,715 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 12:47:31,716 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 12:47:31,718 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-22 12:47:31,760 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 12:47:31,764 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 12:47:31,766 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 12:47:31,766 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 12:47:31,766 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 12:47:31,767 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 12:47:31,767 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 12:47:31,767 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 12:47:31,767 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 12:47:31,768 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 12:47:31,769 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 12:47:31,769 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 12:47:31,770 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 12:47:31,770 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 12:47:31,770 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 12:47:31,771 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 12:47:31,771 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 12:47:31,771 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 12:47:31,772 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 12:47:31,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 12:47:31,772 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 12:47:31,772 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 12:47:31,773 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 12:47:31,773 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 12:47:31,773 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 12:47:31,773 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 12:47:31,774 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 12:47:31,774 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 12:47:31,774 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 12:47:31,776 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 12:47:31,776 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 12:47:31,777 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:47:31,777 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 12:47:31,777 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 12:47:31,778 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 12:47:31,778 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 12:47:31,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 12:47:31,778 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 12:47:31,779 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 12:47:31,779 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 12:47:31,779 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-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ac6dea7591a331638bc3d010fd3610cfccee660 [2020-11-22 12:47:32,116 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 12:47:32,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 12:47:32,157 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 12:47:32,158 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 12:47:32,163 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 12:47:32,164 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product54.cil.c [2020-11-22 12:47:32,249 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/data/14f6e19d6/807a7d40ee86465e85c4d86e625f3a02/FLAGfa069f01f [2020-11-22 12:47:32,814 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 12:47:32,815 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/sv-benchmarks/c/product-lines/minepump_spec5_product54.cil.c [2020-11-22 12:47:32,828 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/data/14f6e19d6/807a7d40ee86465e85c4d86e625f3a02/FLAGfa069f01f [2020-11-22 12:47:33,129 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/data/14f6e19d6/807a7d40ee86465e85c4d86e625f3a02 [2020-11-22 12:47:33,132 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 12:47:33,134 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 12:47:33,137 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 12:47:33,137 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 12:47:33,142 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 12:47:33,143 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:47:33" (1/1) ... [2020-11-22 12:47:33,146 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a3ca32f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:47:33, skipping insertion in model container [2020-11-22 12:47:33,146 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:47:33" (1/1) ... [2020-11-22 12:47:33,156 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 12:47:33,227 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:47:33,658 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:47:33,687 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) [2020-11-22 12:47:33,688 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@46f8833 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:47:33, skipping insertion in model container [2020-11-22 12:47:33,688 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 12:47:33,688 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 12:47:33,691 INFO L168 Benchmark]: Toolchain (without parser) took 555.13 ms. Allocated memory is still 111.1 MB. Free memory was 77.3 MB in the beginning and 84.7 MB in the end (delta: -7.4 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-22 12:47:33,692 INFO L168 Benchmark]: CDTParser took 0.26 ms. Allocated memory is still 71.3 MB. Free memory is still 29.1 MB. There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 12:47:33,697 INFO L168 Benchmark]: CACSL2BoogieTranslator took 551.43 ms. Allocated memory is still 111.1 MB. Free memory was 77.1 MB in the beginning and 84.7 MB in the end (delta: -7.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-22 12:47:33,699 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.26 ms. Allocated memory is still 71.3 MB. Free memory is still 29.1 MB. There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 551.43 ms. Allocated memory is still 111.1 MB. Free memory was 77.1 MB in the beginning and 84.7 MB in the end (delta: -7.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 683]: 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-a4ecdab [2020-11-22 12:47:36,353 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 12:47:36,355 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 12:47:36,408 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 12:47:36,409 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 12:47:36,416 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 12:47:36,419 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 12:47:36,425 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 12:47:36,429 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 12:47:36,437 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 12:47:36,439 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 12:47:36,445 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 12:47:36,446 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 12:47:36,453 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 12:47:36,456 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 12:47:36,458 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 12:47:36,460 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 12:47:36,464 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 12:47:36,468 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 12:47:36,477 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 12:47:36,480 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 12:47:36,482 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 12:47:36,491 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 12:47:36,493 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 12:47:36,497 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 12:47:36,502 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 12:47:36,503 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 12:47:36,504 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 12:47:36,509 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 12:47:36,510 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 12:47:36,511 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 12:47:36,512 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 12:47:36,514 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 12:47:36,515 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 12:47:36,517 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 12:47:36,517 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 12:47:36,518 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 12:47:36,519 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 12:47:36,519 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 12:47:36,521 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 12:47:36,522 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 12:47:36,523 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-22 12:47:36,577 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 12:47:36,577 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 12:47:36,579 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 12:47:36,580 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 12:47:36,580 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 12:47:36,581 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 12:47:36,581 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 12:47:36,582 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 12:47:36,582 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 12:47:36,584 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 12:47:36,585 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 12:47:36,585 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 12:47:36,586 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 12:47:36,586 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 12:47:36,586 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 12:47:36,587 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 12:47:36,587 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 12:47:36,587 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 12:47:36,588 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 12:47:36,588 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 12:47:36,588 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 12:47:36,589 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 12:47:36,589 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 12:47:36,590 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 12:47:36,590 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 12:47:36,590 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 12:47:36,591 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 12:47:36,591 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 12:47:36,591 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 12:47:36,592 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 12:47:36,592 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 12:47:36,592 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 12:47:36,593 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 12:47:36,593 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 12:47:36,594 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 12:47:36,594 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 12:47:36,594 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-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ac6dea7591a331638bc3d010fd3610cfccee660 [2020-11-22 12:47:37,092 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 12:47:37,123 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 12:47:37,127 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 12:47:37,129 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 12:47:37,130 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 12:47:37,131 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product54.cil.c [2020-11-22 12:47:37,222 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/data/1a18b397a/69d1fe7a41cd4d659ebc44849a4409a7/FLAG6948a76be [2020-11-22 12:47:37,918 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 12:47:37,919 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/sv-benchmarks/c/product-lines/minepump_spec5_product54.cil.c [2020-11-22 12:47:37,946 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/data/1a18b397a/69d1fe7a41cd4d659ebc44849a4409a7/FLAG6948a76be [2020-11-22 12:47:38,191 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/data/1a18b397a/69d1fe7a41cd4d659ebc44849a4409a7 [2020-11-22 12:47:38,195 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 12:47:38,197 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 12:47:38,199 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 12:47:38,199 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 12:47:38,209 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 12:47:38,210 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:47:38" (1/1) ... [2020-11-22 12:47:38,212 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@29ef3141 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:47:38, skipping insertion in model container [2020-11-22 12:47:38,213 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 12:47:38" (1/1) ... [2020-11-22 12:47:38,224 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 12:47:38,314 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:47:38,717 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:47:38,751 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-22 12:47:38,767 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 12:47:38,935 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:47:38,948 INFO L203 MainTranslator]: Completed pre-run [2020-11-22 12:47:39,043 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 12:47:39,096 INFO L208 MainTranslator]: Completed translation [2020-11-22 12:47:39,097 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:47:39 WrapperNode [2020-11-22 12:47:39,097 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 12:47:39,098 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-22 12:47:39,099 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-22 12:47:39,099 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-22 12:47:39,108 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:47:39" (1/1) ... [2020-11-22 12:47:39,132 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:47:39" (1/1) ... [2020-11-22 12:47:39,248 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-22 12:47:39,252 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-22 12:47:39,252 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-22 12:47:39,252 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-22 12:47:39,262 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:47:39" (1/1) ... [2020-11-22 12:47:39,263 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:47:39" (1/1) ... [2020-11-22 12:47:39,294 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:47:39" (1/1) ... [2020-11-22 12:47:39,294 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:47:39" (1/1) ... [2020-11-22 12:47:39,338 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:47:39" (1/1) ... [2020-11-22 12:47:39,362 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:47:39" (1/1) ... [2020-11-22 12:47:39,369 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:47:39" (1/1) ... [2020-11-22 12:47:39,392 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-22 12:47:39,393 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-22 12:47:39,393 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-22 12:47:39,393 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-22 12:47:39,394 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:47:39" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/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 [2020-11-22 12:47:39,472 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-22 12:47:39,472 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-22 12:47:39,472 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-22 12:47:39,473 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-22 12:47:42,796 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-22 12:47:42,797 INFO L298 CfgBuilder]: Removed 298 assume(true) statements. [2020-11-22 12:47:42,802 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:47:42 BoogieIcfgContainer [2020-11-22 12:47:42,802 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-22 12:47:42,804 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-22 12:47:42,804 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-22 12:47:42,808 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-22 12:47:42,810 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 12:47:38" (1/3) ... [2020-11-22 12:47:42,811 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63b3ace1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:47:42, skipping insertion in model container [2020-11-22 12:47:42,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 12:47:39" (2/3) ... [2020-11-22 12:47:42,812 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@63b3ace1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 12:47:42, skipping insertion in model container [2020-11-22 12:47:42,812 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:47:42" (3/3) ... [2020-11-22 12:47:42,814 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product54.cil.c [2020-11-22 12:47:42,827 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-22 12:47:42,833 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-22 12:47:42,847 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-22 12:47:42,884 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-22 12:47:42,884 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-22 12:47:42,884 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-22 12:47:42,884 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-22 12:47:42,885 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-22 12:47:42,885 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-22 12:47:42,885 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-22 12:47:42,885 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-22 12:47:42,906 INFO L276 IsEmpty]: Start isEmpty. Operand 201 states. [2020-11-22 12:47:42,914 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-22 12:47:42,914 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:47:42,915 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-11-22 12:47:42,915 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:47:42,922 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:47:42,922 INFO L82 PathProgramCache]: Analyzing trace with hash 508537696, now seen corresponding path program 1 times [2020-11-22 12:47:42,939 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:47:42,939 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1769481656] [2020-11-22 12:47:42,940 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/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 [2020-11-22 12:47:43,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:47:43,274 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-22 12:47:43,279 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:47:43,300 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:47:43,301 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:47:43,308 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:47:43,309 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1769481656] [2020-11-22 12:47:43,309 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:47:43,310 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-22 12:47:43,310 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936488719] [2020-11-22 12:47:43,315 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-22 12:47:43,315 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:47:43,330 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-22 12:47:43,331 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 12:47:43,333 INFO L87 Difference]: Start difference. First operand 201 states. Second operand 2 states. [2020-11-22 12:47:43,383 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:47:43,384 INFO L93 Difference]: Finished difference Result 392 states and 595 transitions. [2020-11-22 12:47:43,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-22 12:47:43,385 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-11-22 12:47:43,386 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:47:43,400 INFO L225 Difference]: With dead ends: 392 [2020-11-22 12:47:43,400 INFO L226 Difference]: Without dead ends: 194 [2020-11-22 12:47:43,407 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 36 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 12:47:43,433 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 194 states. [2020-11-22 12:47:43,495 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 194 to 194. [2020-11-22 12:47:43,497 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 194 states. [2020-11-22 12:47:43,505 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 194 states to 194 states and 288 transitions. [2020-11-22 12:47:43,506 INFO L78 Accepts]: Start accepts. Automaton has 194 states and 288 transitions. Word has length 19 [2020-11-22 12:47:43,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:47:43,507 INFO L481 AbstractCegarLoop]: Abstraction has 194 states and 288 transitions. [2020-11-22 12:47:43,507 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-22 12:47:43,507 INFO L276 IsEmpty]: Start isEmpty. Operand 194 states and 288 transitions. [2020-11-22 12:47:43,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-22 12:47:43,514 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:47:43,514 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] [2020-11-22 12:47:43,731 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-22 12:47:43,734 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:47:43,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:47:43,735 INFO L82 PathProgramCache]: Analyzing trace with hash 1986281775, now seen corresponding path program 1 times [2020-11-22 12:47:43,737 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:47:43,737 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [325190298] [2020-11-22 12:47:43,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/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 [2020-11-22 12:47:44,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:47:44,029 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 12:47:44,031 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:47:44,062 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:47:44,063 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:47:44,087 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:47:44,087 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [325190298] [2020-11-22 12:47:44,088 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:47:44,088 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-22 12:47:44,088 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1240498061] [2020-11-22 12:47:44,090 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 12:47:44,090 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:47:44,091 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 12:47:44,091 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 12:47:44,091 INFO L87 Difference]: Start difference. First operand 194 states and 288 transitions. Second operand 4 states. [2020-11-22 12:47:44,114 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:47:44,114 INFO L93 Difference]: Finished difference Result 194 states and 288 transitions. [2020-11-22 12:47:44,115 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 12:47:44,115 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2020-11-22 12:47:44,116 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:47:44,117 INFO L225 Difference]: With dead ends: 194 [2020-11-22 12:47:44,117 INFO L226 Difference]: Without dead ends: 75 [2020-11-22 12:47:44,119 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 38 GetRequests, 36 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 12:47:44,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-11-22 12:47:44,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2020-11-22 12:47:44,126 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-11-22 12:47:44,126 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 110 transitions. [2020-11-22 12:47:44,127 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 110 transitions. Word has length 20 [2020-11-22 12:47:44,127 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:47:44,127 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 110 transitions. [2020-11-22 12:47:44,127 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 12:47:44,128 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 110 transitions. [2020-11-22 12:47:44,129 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-22 12:47:44,129 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:47:44,129 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] [2020-11-22 12:47:44,348 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-22 12:47:44,349 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:47:44,350 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:47:44,350 INFO L82 PathProgramCache]: Analyzing trace with hash -842143495, now seen corresponding path program 1 times [2020-11-22 12:47:44,351 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:47:44,351 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1426315760] [2020-11-22 12:47:44,351 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/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 [2020-11-22 12:47:44,765 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:47:44,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 12:47:44,777 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:47:44,793 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:47:44,793 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:47:44,817 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:47:44,817 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1426315760] [2020-11-22 12:47:44,818 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:47:44,818 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-22 12:47:44,818 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [882104582] [2020-11-22 12:47:44,818 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 12:47:44,819 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:47:44,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 12:47:44,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 12:47:44,820 INFO L87 Difference]: Start difference. First operand 75 states and 110 transitions. Second operand 4 states. [2020-11-22 12:47:44,869 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:47:44,875 INFO L93 Difference]: Finished difference Result 143 states and 213 transitions. [2020-11-22 12:47:44,876 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 12:47:44,877 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2020-11-22 12:47:44,877 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:47:44,878 INFO L225 Difference]: With dead ends: 143 [2020-11-22 12:47:44,878 INFO L226 Difference]: Without dead ends: 75 [2020-11-22 12:47:44,879 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 48 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 12:47:44,882 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-11-22 12:47:44,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2020-11-22 12:47:44,894 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-11-22 12:47:44,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 109 transitions. [2020-11-22 12:47:44,896 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 109 transitions. Word has length 26 [2020-11-22 12:47:44,897 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:47:44,897 INFO L481 AbstractCegarLoop]: Abstraction has 75 states and 109 transitions. [2020-11-22 12:47:44,897 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 12:47:44,897 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 109 transitions. [2020-11-22 12:47:44,900 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-11-22 12:47:44,900 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:47:44,900 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] [2020-11-22 12:47:45,114 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-22 12:47:45,115 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:47:45,115 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:47:45,115 INFO L82 PathProgramCache]: Analyzing trace with hash -1960323658, now seen corresponding path program 1 times [2020-11-22 12:47:45,116 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:47:45,116 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [727073212] [2020-11-22 12:47:45,117 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/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 [2020-11-22 12:47:45,391 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:47:45,403 INFO L263 TraceCheckSpWp]: Trace formula consists of 206 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 12:47:45,405 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:47:45,419 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:47:45,419 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:47:45,423 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:47:45,423 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [727073212] [2020-11-22 12:47:45,423 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:47:45,423 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2020-11-22 12:47:45,424 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1502364864] [2020-11-22 12:47:45,424 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-22 12:47:45,444 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:47:45,444 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-22 12:47:45,445 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 12:47:45,445 INFO L87 Difference]: Start difference. First operand 75 states and 109 transitions. Second operand 3 states. [2020-11-22 12:47:45,572 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:47:45,572 INFO L93 Difference]: Finished difference Result 155 states and 227 transitions. [2020-11-22 12:47:45,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 12:47:45,573 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 29 [2020-11-22 12:47:45,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:47:45,574 INFO L225 Difference]: With dead ends: 155 [2020-11-22 12:47:45,575 INFO L226 Difference]: Without dead ends: 87 [2020-11-22 12:47:45,575 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 56 GetRequests, 55 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 12:47:45,576 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 87 states. [2020-11-22 12:47:45,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 87 to 85. [2020-11-22 12:47:45,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 85 states. [2020-11-22 12:47:45,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 85 states to 85 states and 119 transitions. [2020-11-22 12:47:45,597 INFO L78 Accepts]: Start accepts. Automaton has 85 states and 119 transitions. Word has length 29 [2020-11-22 12:47:45,598 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:47:45,598 INFO L481 AbstractCegarLoop]: Abstraction has 85 states and 119 transitions. [2020-11-22 12:47:45,598 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-22 12:47:45,598 INFO L276 IsEmpty]: Start isEmpty. Operand 85 states and 119 transitions. [2020-11-22 12:47:45,602 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-22 12:47:45,604 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:47:45,605 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] [2020-11-22 12:47:45,825 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-11-22 12:47:45,826 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:47:45,826 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:47:45,826 INFO L82 PathProgramCache]: Analyzing trace with hash 240541957, now seen corresponding path program 1 times [2020-11-22 12:47:45,827 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:47:45,828 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [763213191] [2020-11-22 12:47:45,828 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/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 [2020-11-22 12:47:46,076 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:47:46,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 12:47:46,089 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:47:46,119 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:47:46,119 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:47:46,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:47:46,137 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [763213191] [2020-11-22 12:47:46,137 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:47:46,137 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2020-11-22 12:47:46,137 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [269346733] [2020-11-22 12:47:46,138 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-22 12:47:46,138 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:47:46,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-22 12:47:46,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-22 12:47:46,139 INFO L87 Difference]: Start difference. First operand 85 states and 119 transitions. Second operand 5 states. [2020-11-22 12:47:46,293 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:47:46,293 INFO L93 Difference]: Finished difference Result 223 states and 310 transitions. [2020-11-22 12:47:46,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-22 12:47:46,294 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2020-11-22 12:47:46,294 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:47:46,295 INFO L225 Difference]: With dead ends: 223 [2020-11-22 12:47:46,295 INFO L226 Difference]: Without dead ends: 145 [2020-11-22 12:47:46,296 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 67 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-22 12:47:46,297 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 145 states. [2020-11-22 12:47:46,314 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 145 to 94. [2020-11-22 12:47:46,319 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-11-22 12:47:46,320 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 128 transitions. [2020-11-22 12:47:46,320 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 128 transitions. Word has length 35 [2020-11-22 12:47:46,322 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:47:46,323 INFO L481 AbstractCegarLoop]: Abstraction has 94 states and 128 transitions. [2020-11-22 12:47:46,323 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-22 12:47:46,323 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 128 transitions. [2020-11-22 12:47:46,324 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-22 12:47:46,325 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:47:46,325 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] [2020-11-22 12:47:46,531 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-11-22 12:47:46,531 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:47:46,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:47:46,532 INFO L82 PathProgramCache]: Analyzing trace with hash 1174005666, now seen corresponding path program 1 times [2020-11-22 12:47:46,533 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:47:46,533 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1674410276] [2020-11-22 12:47:46,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/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 [2020-11-22 12:47:46,723 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:47:46,733 INFO L263 TraceCheckSpWp]: Trace formula consists of 216 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 12:47:46,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:47:46,768 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:47:46,768 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:47:46,774 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:47:46,774 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1674410276] [2020-11-22 12:47:46,775 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:47:46,775 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2020-11-22 12:47:46,775 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [524337102] [2020-11-22 12:47:46,775 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-22 12:47:46,776 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:47:46,776 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-22 12:47:46,776 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-22 12:47:46,776 INFO L87 Difference]: Start difference. First operand 94 states and 128 transitions. Second operand 5 states. [2020-11-22 12:47:47,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:47:47,042 INFO L93 Difference]: Finished difference Result 313 states and 429 transitions. [2020-11-22 12:47:47,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-22 12:47:47,043 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2020-11-22 12:47:47,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:47:47,045 INFO L225 Difference]: With dead ends: 313 [2020-11-22 12:47:47,045 INFO L226 Difference]: Without dead ends: 226 [2020-11-22 12:47:47,046 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 75 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-22 12:47:47,046 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 226 states. [2020-11-22 12:47:47,057 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 226 to 93. [2020-11-22 12:47:47,057 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2020-11-22 12:47:47,058 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 125 transitions. [2020-11-22 12:47:47,058 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 125 transitions. Word has length 35 [2020-11-22 12:47:47,058 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:47:47,058 INFO L481 AbstractCegarLoop]: Abstraction has 93 states and 125 transitions. [2020-11-22 12:47:47,059 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-22 12:47:47,059 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 125 transitions. [2020-11-22 12:47:47,059 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-22 12:47:47,059 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:47:47,060 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] [2020-11-22 12:47:47,284 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-11-22 12:47:47,284 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:47:47,284 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:47:47,284 INFO L82 PathProgramCache]: Analyzing trace with hash 941606535, now seen corresponding path program 1 times [2020-11-22 12:47:47,285 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:47:47,285 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [698744199] [2020-11-22 12:47:47,285 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/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 [2020-11-22 12:47:47,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:47:47,490 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-22 12:47:47,492 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:47:47,519 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:47:47,519 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:47:47,545 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:47:47,545 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [698744199] [2020-11-22 12:47:47,546 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:47:47,546 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2020-11-22 12:47:47,546 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1258331955] [2020-11-22 12:47:47,547 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-22 12:47:47,547 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:47:47,548 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-22 12:47:47,548 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-11-22 12:47:47,548 INFO L87 Difference]: Start difference. First operand 93 states and 125 transitions. Second operand 6 states. [2020-11-22 12:47:47,720 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:47:47,720 INFO L93 Difference]: Finished difference Result 240 states and 321 transitions. [2020-11-22 12:47:47,721 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-22 12:47:47,721 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2020-11-22 12:47:47,721 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:47:47,722 INFO L225 Difference]: With dead ends: 240 [2020-11-22 12:47:47,722 INFO L226 Difference]: Without dead ends: 154 [2020-11-22 12:47:47,723 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 65 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2020-11-22 12:47:47,723 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2020-11-22 12:47:47,746 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 99. [2020-11-22 12:47:47,747 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 99 states. [2020-11-22 12:47:47,747 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 99 states to 99 states and 131 transitions. [2020-11-22 12:47:47,747 INFO L78 Accepts]: Start accepts. Automaton has 99 states and 131 transitions. Word has length 35 [2020-11-22 12:47:47,749 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:47:47,749 INFO L481 AbstractCegarLoop]: Abstraction has 99 states and 131 transitions. [2020-11-22 12:47:47,749 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-22 12:47:47,749 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states and 131 transitions. [2020-11-22 12:47:47,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2020-11-22 12:47:47,752 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:47:47,752 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] [2020-11-22 12:47:47,967 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2020-11-22 12:47:47,967 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:47:47,967 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:47:47,968 INFO L82 PathProgramCache]: Analyzing trace with hash 354800521, now seen corresponding path program 1 times [2020-11-22 12:47:47,968 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:47:47,972 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2063143580] [2020-11-22 12:47:47,972 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/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 [2020-11-22 12:47:48,173 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:47:48,182 INFO L263 TraceCheckSpWp]: Trace formula consists of 217 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 12:47:48,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:47:48,198 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:47:48,199 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:47:48,211 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:47:48,211 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2063143580] [2020-11-22 12:47:48,211 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:47:48,212 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2020-11-22 12:47:48,212 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2133283503] [2020-11-22 12:47:48,212 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 12:47:48,212 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:47:48,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 12:47:48,213 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 12:47:48,213 INFO L87 Difference]: Start difference. First operand 99 states and 131 transitions. Second operand 4 states. [2020-11-22 12:47:48,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:47:48,335 INFO L93 Difference]: Finished difference Result 291 states and 389 transitions. [2020-11-22 12:47:48,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-22 12:47:48,335 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 35 [2020-11-22 12:47:48,335 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:47:48,336 INFO L225 Difference]: With dead ends: 291 [2020-11-22 12:47:48,337 INFO L226 Difference]: Without dead ends: 199 [2020-11-22 12:47:48,337 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 68 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 12:47:48,338 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 199 states. [2020-11-22 12:47:48,356 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 199 to 168. [2020-11-22 12:47:48,356 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 168 states. [2020-11-22 12:47:48,357 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 168 states to 168 states and 222 transitions. [2020-11-22 12:47:48,357 INFO L78 Accepts]: Start accepts. Automaton has 168 states and 222 transitions. Word has length 35 [2020-11-22 12:47:48,357 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:47:48,358 INFO L481 AbstractCegarLoop]: Abstraction has 168 states and 222 transitions. [2020-11-22 12:47:48,358 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 12:47:48,358 INFO L276 IsEmpty]: Start isEmpty. Operand 168 states and 222 transitions. [2020-11-22 12:47:48,358 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-22 12:47:48,359 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:47:48,359 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] [2020-11-22 12:47:48,575 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2020-11-22 12:47:48,576 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:47:48,576 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:47:48,576 INFO L82 PathProgramCache]: Analyzing trace with hash 30142025, now seen corresponding path program 1 times [2020-11-22 12:47:48,576 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:47:48,577 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [954367330] [2020-11-22 12:47:48,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/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 [2020-11-22 12:47:48,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:47:48,757 INFO L263 TraceCheckSpWp]: Trace formula consists of 219 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-22 12:47:48,762 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:47:48,873 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:47:48,875 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:47:48,891 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:47:48,898 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [954367330] [2020-11-22 12:47:48,899 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:47:48,899 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 5] imperfect sequences [] total 6 [2020-11-22 12:47:48,902 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [520532798] [2020-11-22 12:47:48,905 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-22 12:47:48,906 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:47:48,906 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-22 12:47:48,906 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-11-22 12:47:48,906 INFO L87 Difference]: Start difference. First operand 168 states and 222 transitions. Second operand 7 states. [2020-11-22 12:47:49,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:47:49,502 INFO L93 Difference]: Finished difference Result 809 states and 1078 transitions. [2020-11-22 12:47:49,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-22 12:47:49,503 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 36 [2020-11-22 12:47:49,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:47:49,507 INFO L225 Difference]: With dead ends: 809 [2020-11-22 12:47:49,508 INFO L226 Difference]: Without dead ends: 648 [2020-11-22 12:47:49,510 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 76 GetRequests, 65 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-11-22 12:47:49,511 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 648 states. [2020-11-22 12:47:49,554 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 648 to 291. [2020-11-22 12:47:49,554 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 291 states. [2020-11-22 12:47:49,555 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 291 states to 291 states and 379 transitions. [2020-11-22 12:47:49,556 INFO L78 Accepts]: Start accepts. Automaton has 291 states and 379 transitions. Word has length 36 [2020-11-22 12:47:49,556 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:47:49,556 INFO L481 AbstractCegarLoop]: Abstraction has 291 states and 379 transitions. [2020-11-22 12:47:49,556 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-22 12:47:49,556 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 379 transitions. [2020-11-22 12:47:49,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-11-22 12:47:49,557 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:47:49,558 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] [2020-11-22 12:47:49,781 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2020-11-22 12:47:49,781 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:47:49,781 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:47:49,781 INFO L82 PathProgramCache]: Analyzing trace with hash -76410653, now seen corresponding path program 1 times [2020-11-22 12:47:49,782 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:47:49,782 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1434393791] [2020-11-22 12:47:49,782 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/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 [2020-11-22 12:47:49,991 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:47:50,002 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 7 conjunts are in the unsatisfiable core [2020-11-22 12:47:50,004 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:47:50,064 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-22 12:47:50,065 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:47:50,071 INFO L375 QuantifierPusher]: Applying distributivity to a DISJUNCTION[2, 2, 2, 1] term [2020-11-22 12:47:50,072 INFO L603 QuantifierPusher]: Distributing 2 disjuncts over 2 conjuncts [2020-11-22 12:47:50,108 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2020-11-22 12:47:50,109 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1434393791] [2020-11-22 12:47:50,109 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [889261387] [2020-11-22 12:47:50,109 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/cvc4 Starting monitored process 12 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2020-11-22 12:47:50,342 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:47:50,346 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 8 conjunts are in the unsatisfiable core [2020-11-22 12:47:50,348 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:47:50,429 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:47:50,429 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:47:50,517 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:47:50,517 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1450574563] [2020-11-22 12:47:50,517 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-11-22 12:47:50,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:47:50,679 INFO L263 TraceCheckSpWp]: Trace formula consists of 257 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 12:47:50,681 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:47:50,699 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:47:50,699 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:47:50,707 INFO L134 CoverageAnalysis]: Checked inductivity of 16 backedges. 13 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-11-22 12:47:50,707 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2020-11-22 12:47:50,708 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 5, 5, 5] total 15 [2020-11-22 12:47:50,708 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [447087590] [2020-11-22 12:47:50,708 INFO L461 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-11-22 12:47:50,709 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:47:50,709 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-11-22 12:47:50,709 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=33, Invalid=177, Unknown=0, NotChecked=0, Total=210 [2020-11-22 12:47:50,709 INFO L87 Difference]: Start difference. First operand 291 states and 379 transitions. Second operand 15 states. [2020-11-22 12:47:55,438 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:47:55,438 INFO L93 Difference]: Finished difference Result 2453 states and 3368 transitions. [2020-11-22 12:47:55,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 92 states. [2020-11-22 12:47:55,439 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 63 [2020-11-22 12:47:55,439 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:47:55,450 INFO L225 Difference]: With dead ends: 2453 [2020-11-22 12:47:55,450 INFO L226 Difference]: Without dead ends: 2169 [2020-11-22 12:47:55,456 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 543 GetRequests, 441 SyntacticMatches, 1 SemanticMatches, 101 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3998 ImplicationChecksByTransitivity, 2.6s TimeCoverageRelationStatistics Valid=1894, Invalid=8612, Unknown=0, NotChecked=0, Total=10506 [2020-11-22 12:47:55,459 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2169 states. [2020-11-22 12:47:55,520 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2169 to 428. [2020-11-22 12:47:55,520 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 428 states. [2020-11-22 12:47:55,522 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 428 states to 428 states and 555 transitions. [2020-11-22 12:47:55,522 INFO L78 Accepts]: Start accepts. Automaton has 428 states and 555 transitions. Word has length 63 [2020-11-22 12:47:55,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:47:55,522 INFO L481 AbstractCegarLoop]: Abstraction has 428 states and 555 transitions. [2020-11-22 12:47:55,522 INFO L482 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-11-22 12:47:55,523 INFO L276 IsEmpty]: Start isEmpty. Operand 428 states and 555 transitions. [2020-11-22 12:47:55,524 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2020-11-22 12:47:55,524 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 12:47:55,524 INFO L422 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 2, 2, 2, 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] [2020-11-22 12:47:56,130 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 cvc4 --incremental --print-success --lang smt --rewrite-divk,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,11 mathsat -unsat_core_generation=3 [2020-11-22 12:47:56,131 INFO L429 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 12:47:56,133 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 12:47:56,133 INFO L82 PathProgramCache]: Analyzing trace with hash -231683244, now seen corresponding path program 1 times [2020-11-22 12:47:56,134 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 12:47:56,134 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1594576676] [2020-11-22 12:47:56,135 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/mathsat Starting monitored process 14 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with mathsat -unsat_core_generation=3 [2020-11-22 12:47:56,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 12:47:56,421 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 12:47:56,424 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 12:47:56,468 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-11-22 12:47:56,469 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 12:47:56,517 INFO L134 CoverageAnalysis]: Checked inductivity of 108 backedges. 73 proven. 0 refuted. 0 times theorem prover too weak. 35 trivial. 0 not checked. [2020-11-22 12:47:56,517 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1594576676] [2020-11-22 12:47:56,517 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 12:47:56,517 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2020-11-22 12:47:56,517 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815328761] [2020-11-22 12:47:56,518 INFO L461 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-11-22 12:47:56,518 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 12:47:56,518 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-11-22 12:47:56,519 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-11-22 12:47:56,519 INFO L87 Difference]: Start difference. First operand 428 states and 555 transitions. Second operand 8 states. [2020-11-22 12:47:56,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 12:47:56,606 INFO L93 Difference]: Finished difference Result 631 states and 807 transitions. [2020-11-22 12:47:56,606 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-22 12:47:56,607 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 107 [2020-11-22 12:47:56,607 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 12:47:56,607 INFO L225 Difference]: With dead ends: 631 [2020-11-22 12:47:56,607 INFO L226 Difference]: Without dead ends: 0 [2020-11-22 12:47:56,608 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 216 GetRequests, 208 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2020-11-22 12:47:56,608 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-22 12:47:56,608 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-22 12:47:56,608 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-22 12:47:56,608 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-22 12:47:56,609 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 107 [2020-11-22 12:47:56,609 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 12:47:56,609 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-22 12:47:56,609 INFO L482 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-11-22 12:47:56,609 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-22 12:47:56,609 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-22 12:47:56,809 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 mathsat -unsat_core_generation=3 [2020-11-22 12:47:56,811 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-22 12:47:57,119 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 87 [2020-11-22 12:47:57,278 WARN L193 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 92 [2020-11-22 12:47:57,471 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-11-22 12:47:57,619 WARN L193 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 83 [2020-11-22 12:47:57,829 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-11-22 12:47:58,303 WARN L193 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 93 [2020-11-22 12:47:58,885 WARN L193 SmtUtils]: Spent 527.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 29 [2020-11-22 12:47:59,348 WARN L193 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 25 [2020-11-22 12:47:59,632 WARN L193 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 27 [2020-11-22 12:48:00,391 WARN L193 SmtUtils]: Spent 658.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 25 [2020-11-22 12:48:00,804 WARN L193 SmtUtils]: Spent 365.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 29 [2020-11-22 12:48:01,381 WARN L193 SmtUtils]: Spent 478.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 25 [2020-11-22 12:48:01,642 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 30 [2020-11-22 12:48:01,770 WARN L193 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 25 [2020-11-22 12:48:02,079 WARN L193 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 29 [2020-11-22 12:48:02,406 WARN L193 SmtUtils]: Spent 326.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 31 [2020-11-22 12:48:02,937 WARN L193 SmtUtils]: Spent 504.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 25 [2020-11-22 12:48:02,997 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 12:48:02,997 INFO L274 CegarLoopResult]: For program point L564(lines 563 610) no Hoare annotation was computed. [2020-11-22 12:48:02,997 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-22 12:48:02,997 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-22 12:48:02,998 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-22 12:48:02,998 INFO L274 CegarLoopResult]: For program point L565(lines 565 569) no Hoare annotation was computed. [2020-11-22 12:48:02,998 INFO L270 CegarLoopResult]: At program point L466(lines 461 469) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse5 .cse1 .cse2 .cse3) (and .cse0 .cse4 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse5 .cse2))) [2020-11-22 12:48:02,998 INFO L270 CegarLoopResult]: At program point L466-1(lines 461 469) 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) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 12:48:02,998 INFO L270 CegarLoopResult]: At program point L466-2(lines 461 469) the Hoare annotation is: false [2020-11-22 12:48:02,998 INFO L270 CegarLoopResult]: At program point L466-3(lines 461 469) the Hoare annotation is: false [2020-11-22 12:48:02,998 INFO L270 CegarLoopResult]: At program point L466-4(lines 461 469) the Hoare annotation is: false [2020-11-22 12:48:02,998 INFO L270 CegarLoopResult]: At program point L466-5(lines 461 469) the Hoare annotation is: false [2020-11-22 12:48:02,998 INFO L274 CegarLoopResult]: For program point L302(lines 302 309) no Hoare annotation was computed. [2020-11-22 12:48:02,998 INFO L277 CegarLoopResult]: At program point L302-1(lines 302 309) the Hoare annotation is: true [2020-11-22 12:48:02,998 INFO L274 CegarLoopResult]: For program point L534(lines 534 538) no Hoare annotation was computed. [2020-11-22 12:48:02,999 INFO L274 CegarLoopResult]: For program point L534-2(lines 534 538) no Hoare annotation was computed. [2020-11-22 12:48:02,999 INFO L274 CegarLoopResult]: For program point L534-3(lines 534 538) no Hoare annotation was computed. [2020-11-22 12:48:02,999 INFO L274 CegarLoopResult]: For program point L534-5(lines 534 538) no Hoare annotation was computed. [2020-11-22 12:48:02,999 INFO L270 CegarLoopResult]: At program point L336(lines 336 342) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 .cse3) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse2 .cse3 .cse4) (and .cse0 .cse1 .cse2 .cse3 .cse4))) [2020-11-22 12:48:02,999 INFO L274 CegarLoopResult]: For program point L534-6(lines 534 538) no Hoare annotation was computed. [2020-11-22 12:48:02,999 INFO L270 CegarLoopResult]: At program point L336-1(lines 336 342) the Hoare annotation is: false [2020-11-22 12:48:02,999 INFO L274 CegarLoopResult]: For program point L534-8(lines 534 538) no Hoare annotation was computed. [2020-11-22 12:48:02,999 INFO L270 CegarLoopResult]: At program point L336-2(lines 336 342) the Hoare annotation is: false [2020-11-22 12:48:02,999 INFO L274 CegarLoopResult]: For program point L534-9(lines 534 538) no Hoare annotation was computed. [2020-11-22 12:48:02,999 INFO L274 CegarLoopResult]: For program point L534-11(lines 534 538) no Hoare annotation was computed. [2020-11-22 12:48:02,999 INFO L274 CegarLoopResult]: For program point L534-12(lines 534 538) no Hoare annotation was computed. [2020-11-22 12:48:02,999 INFO L274 CegarLoopResult]: For program point L72(lines 72 89) no Hoare annotation was computed. [2020-11-22 12:48:02,999 INFO L274 CegarLoopResult]: For program point L534-14(lines 534 538) no Hoare annotation was computed. [2020-11-22 12:48:03,000 INFO L270 CegarLoopResult]: At program point L72-1(lines 1 1019) the Hoare annotation is: (let ((.cse2 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0)) (.cse3 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse6 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 .cse2 .cse6 .cse3 .cse4 .cse5) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse6 .cse4))) [2020-11-22 12:48:03,000 INFO L274 CegarLoopResult]: For program point L534-15(lines 534 538) no Hoare annotation was computed. [2020-11-22 12:48:03,000 INFO L274 CegarLoopResult]: For program point L72-2(lines 72 89) no Hoare annotation was computed. [2020-11-22 12:48:03,000 INFO L270 CegarLoopResult]: At program point L72-3(lines 1 1019) the Hoare annotation is: false [2020-11-22 12:48:03,000 INFO L274 CegarLoopResult]: For program point L534-17(lines 534 538) no Hoare annotation was computed. [2020-11-22 12:48:03,000 INFO L274 CegarLoopResult]: For program point L72-4(lines 72 89) no Hoare annotation was computed. [2020-11-22 12:48:03,000 INFO L270 CegarLoopResult]: At program point L72-5(lines 1 1019) the Hoare annotation is: false [2020-11-22 12:48:03,000 INFO L274 CegarLoopResult]: For program point L601(lines 601 605) no Hoare annotation was computed. [2020-11-22 12:48:03,000 INFO L270 CegarLoopResult]: At program point L601-2(lines 601 605) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse4 .cse2))) [2020-11-22 12:48:03,000 INFO L274 CegarLoopResult]: For program point L107(lines 107 111) no Hoare annotation was computed. [2020-11-22 12:48:03,000 INFO L274 CegarLoopResult]: For program point L107-3(lines 107 111) no Hoare annotation was computed. [2020-11-22 12:48:03,000 INFO L274 CegarLoopResult]: For program point L107-6(lines 107 111) no Hoare annotation was computed. [2020-11-22 12:48:03,000 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 12:48:03,001 INFO L270 CegarLoopResult]: At program point L274(lines 270 276) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 12:48:03,001 INFO L274 CegarLoopResult]: For program point L208(line 208) no Hoare annotation was computed. [2020-11-22 12:48:03,001 INFO L274 CegarLoopResult]: For program point L208-1(line 208) no Hoare annotation was computed. [2020-11-22 12:48:03,001 INFO L274 CegarLoopResult]: For program point L208-2(line 208) no Hoare annotation was computed. [2020-11-22 12:48:03,001 INFO L274 CegarLoopResult]: For program point L76(lines 76 86) no Hoare annotation was computed. [2020-11-22 12:48:03,001 INFO L274 CegarLoopResult]: For program point L76-2(lines 76 86) no Hoare annotation was computed. [2020-11-22 12:48:03,001 INFO L274 CegarLoopResult]: For program point L76-4(lines 76 86) no Hoare annotation was computed. [2020-11-22 12:48:03,001 INFO L270 CegarLoopResult]: At program point L176(lines 171 179) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32))))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse4 .cse3 .cse5) (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse4 .cse3 .cse5))) [2020-11-22 12:48:03,001 INFO L270 CegarLoopResult]: At program point L176-1(lines 171 179) the Hoare annotation is: false [2020-11-22 12:48:03,001 INFO L270 CegarLoopResult]: At program point L176-2(lines 171 179) the Hoare annotation is: false [2020-11-22 12:48:03,001 INFO L274 CegarLoopResult]: For program point L77(lines 77 83) no Hoare annotation was computed. [2020-11-22 12:48:03,001 INFO L274 CegarLoopResult]: For program point L77-2(lines 77 83) no Hoare annotation was computed. [2020-11-22 12:48:03,001 INFO L274 CegarLoopResult]: For program point L77-4(lines 77 83) no Hoare annotation was computed. [2020-11-22 12:48:03,001 INFO L274 CegarLoopResult]: For program point L573(lines 573 579) no Hoare annotation was computed. [2020-11-22 12:48:03,001 INFO L270 CegarLoopResult]: At program point L573-1(lines 573 579) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse4 .cse2))) [2020-11-22 12:48:03,001 INFO L270 CegarLoopResult]: At program point L540(lines 525 543) the Hoare annotation is: (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp~6 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ULTIMATE.start_isLowWaterLevel_~tmp___0~2 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_isLowWaterLevel_#res| (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 12:48:03,001 INFO L270 CegarLoopResult]: At program point L540-1(lines 525 543) the Hoare annotation is: false [2020-11-22 12:48:03,001 INFO L270 CegarLoopResult]: At program point L540-2(lines 525 543) the Hoare annotation is: false [2020-11-22 12:48:03,001 INFO L270 CegarLoopResult]: At program point L540-3(lines 525 543) the Hoare annotation is: false [2020-11-22 12:48:03,001 INFO L270 CegarLoopResult]: At program point L540-4(lines 525 543) the Hoare annotation is: false [2020-11-22 12:48:03,002 INFO L270 CegarLoopResult]: At program point L540-5(lines 525 543) the Hoare annotation is: false [2020-11-22 12:48:03,002 INFO L270 CegarLoopResult]: At program point L144(lines 139 147) 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) |ULTIMATE.start_valid_product_#res|) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 12:48:03,002 INFO L270 CegarLoopResult]: At program point L144-1(lines 139 147) the Hoare annotation is: false [2020-11-22 12:48:03,002 INFO L270 CegarLoopResult]: At program point L144-2(lines 139 147) the Hoare annotation is: false [2020-11-22 12:48:03,002 INFO L277 CegarLoopResult]: At program point L311(lines 292 314) the Hoare annotation is: true [2020-11-22 12:48:03,002 INFO L270 CegarLoopResult]: At program point L642(lines 1 1019) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 12:48:03,002 INFO L270 CegarLoopResult]: At program point L611(lines 562 612) the Hoare annotation is: false [2020-11-22 12:48:03,002 INFO L274 CegarLoopResult]: For program point L413(lines 413 430) no Hoare annotation was computed. [2020-11-22 12:48:03,002 INFO L274 CegarLoopResult]: For program point L413-1(lines 413 430) no Hoare annotation was computed. [2020-11-22 12:48:03,002 INFO L274 CegarLoopResult]: For program point L413-2(lines 413 430) no Hoare annotation was computed. [2020-11-22 12:48:03,002 INFO L270 CegarLoopResult]: At program point L51(lines 46 53) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 12:48:03,002 INFO L274 CegarLoopResult]: For program point L184(lines 184 190) no Hoare annotation was computed. [2020-11-22 12:48:03,002 INFO L274 CegarLoopResult]: For program point L184-1(lines 184 190) no Hoare annotation was computed. [2020-11-22 12:48:03,002 INFO L274 CegarLoopResult]: For program point L184-2(lines 184 190) no Hoare annotation was computed. [2020-11-22 12:48:03,002 INFO L274 CegarLoopResult]: For program point L184-3(lines 184 190) no Hoare annotation was computed. [2020-11-22 12:48:03,002 INFO L274 CegarLoopResult]: For program point L184-4(lines 184 190) no Hoare annotation was computed. [2020-11-22 12:48:03,002 INFO L274 CegarLoopResult]: For program point L184-5(lines 184 190) no Hoare annotation was computed. [2020-11-22 12:48:03,002 INFO L274 CegarLoopResult]: For program point L184-6(lines 184 190) no Hoare annotation was computed. [2020-11-22 12:48:03,002 INFO L274 CegarLoopResult]: For program point L184-7(lines 184 190) no Hoare annotation was computed. [2020-11-22 12:48:03,002 INFO L274 CegarLoopResult]: For program point L184-8(lines 184 190) no Hoare annotation was computed. [2020-11-22 12:48:03,002 INFO L274 CegarLoopResult]: For program point L184-9(lines 184 190) no Hoare annotation was computed. [2020-11-22 12:48:03,002 INFO L274 CegarLoopResult]: For program point L184-10(lines 184 190) no Hoare annotation was computed. [2020-11-22 12:48:03,002 INFO L274 CegarLoopResult]: For program point L184-11(lines 184 190) no Hoare annotation was computed. [2020-11-22 12:48:03,002 INFO L274 CegarLoopResult]: For program point L515(lines 515 519) no Hoare annotation was computed. [2020-11-22 12:48:03,003 INFO L274 CegarLoopResult]: For program point L515-2(lines 515 519) no Hoare annotation was computed. [2020-11-22 12:48:03,003 INFO L274 CegarLoopResult]: For program point L515-3(lines 515 519) no Hoare annotation was computed. [2020-11-22 12:48:03,003 INFO L274 CegarLoopResult]: For program point L515-5(lines 515 519) no Hoare annotation was computed. [2020-11-22 12:48:03,003 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-22 12:48:03,003 INFO L274 CegarLoopResult]: For program point L515-6(lines 515 519) no Hoare annotation was computed. [2020-11-22 12:48:03,003 INFO L274 CegarLoopResult]: For program point L515-8(lines 515 519) no Hoare annotation was computed. [2020-11-22 12:48:03,003 INFO L274 CegarLoopResult]: For program point L515-9(lines 515 519) no Hoare annotation was computed. [2020-11-22 12:48:03,003 INFO L274 CegarLoopResult]: For program point L515-11(lines 515 519) no Hoare annotation was computed. [2020-11-22 12:48:03,003 INFO L274 CegarLoopResult]: For program point L119(lines 119 123) no Hoare annotation was computed. [2020-11-22 12:48:03,003 INFO L274 CegarLoopResult]: For program point L515-12(lines 515 519) no Hoare annotation was computed. [2020-11-22 12:48:03,003 INFO L274 CegarLoopResult]: For program point L515-14(lines 515 519) no Hoare annotation was computed. [2020-11-22 12:48:03,003 INFO L274 CegarLoopResult]: For program point L515-15(lines 515 519) no Hoare annotation was computed. [2020-11-22 12:48:03,003 INFO L274 CegarLoopResult]: For program point L515-17(lines 515 519) no Hoare annotation was computed. [2020-11-22 12:48:03,003 INFO L274 CegarLoopResult]: For program point L515-18(lines 515 519) no Hoare annotation was computed. [2020-11-22 12:48:03,003 INFO L274 CegarLoopResult]: For program point L515-20(lines 515 519) no Hoare annotation was computed. [2020-11-22 12:48:03,003 INFO L274 CegarLoopResult]: For program point L515-21(lines 515 519) no Hoare annotation was computed. [2020-11-22 12:48:03,003 INFO L274 CegarLoopResult]: For program point L515-23(lines 515 519) no Hoare annotation was computed. [2020-11-22 12:48:03,003 INFO L274 CegarLoopResult]: For program point L515-24(lines 515 519) no Hoare annotation was computed. [2020-11-22 12:48:03,003 INFO L274 CegarLoopResult]: For program point L515-26(lines 515 519) no Hoare annotation was computed. [2020-11-22 12:48:03,003 INFO L274 CegarLoopResult]: For program point L515-27(lines 515 519) no Hoare annotation was computed. [2020-11-22 12:48:03,003 INFO L274 CegarLoopResult]: For program point L515-29(lines 515 519) no Hoare annotation was computed. [2020-11-22 12:48:03,003 INFO L274 CegarLoopResult]: For program point L515-30(lines 515 519) no Hoare annotation was computed. [2020-11-22 12:48:03,003 INFO L274 CegarLoopResult]: For program point L515-32(lines 515 519) no Hoare annotation was computed. [2020-11-22 12:48:03,003 INFO L274 CegarLoopResult]: For program point L515-33(lines 515 519) no Hoare annotation was computed. [2020-11-22 12:48:03,003 INFO L274 CegarLoopResult]: For program point L417(lines 417 425) no Hoare annotation was computed. [2020-11-22 12:48:03,003 INFO L274 CegarLoopResult]: For program point L417-1(lines 417 425) no Hoare annotation was computed. [2020-11-22 12:48:03,004 INFO L274 CegarLoopResult]: For program point L515-35(lines 515 519) no Hoare annotation was computed. [2020-11-22 12:48:03,004 INFO L274 CegarLoopResult]: For program point L417-2(lines 417 425) no Hoare annotation was computed. [2020-11-22 12:48:03,004 INFO L274 CegarLoopResult]: For program point L583(lines 583 589) no Hoare annotation was computed. [2020-11-22 12:48:03,004 INFO L270 CegarLoopResult]: At program point L583-1(lines 583 589) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse4 .cse2 .cse3) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse4 .cse2))) [2020-11-22 12:48:03,004 INFO L270 CegarLoopResult]: At program point L650(lines 645 653) the Hoare annotation is: (and (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 12:48:03,004 INFO L274 CegarLoopResult]: For program point L387(lines 387 404) no Hoare annotation was computed. [2020-11-22 12:48:03,004 INFO L274 CegarLoopResult]: For program point L387-1(lines 387 404) no Hoare annotation was computed. [2020-11-22 12:48:03,004 INFO L274 CegarLoopResult]: For program point L387-2(lines 387 404) no Hoare annotation was computed. [2020-11-22 12:48:03,004 INFO L274 CegarLoopResult]: For program point L387-3(lines 387 404) no Hoare annotation was computed. [2020-11-22 12:48:03,004 INFO L274 CegarLoopResult]: For program point L387-4(lines 387 404) no Hoare annotation was computed. [2020-11-22 12:48:03,004 INFO L274 CegarLoopResult]: For program point L387-5(lines 387 404) no Hoare annotation was computed. [2020-11-22 12:48:03,004 INFO L270 CegarLoopResult]: At program point L189(lines 180 193) the Hoare annotation is: false [2020-11-22 12:48:03,004 INFO L270 CegarLoopResult]: At program point L189-1(lines 180 193) the Hoare annotation is: false [2020-11-22 12:48:03,004 INFO L270 CegarLoopResult]: At program point L189-2(lines 180 193) the Hoare annotation is: false [2020-11-22 12:48:03,004 INFO L270 CegarLoopResult]: At program point L189-3(lines 180 193) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))))) [2020-11-22 12:48:03,004 INFO L270 CegarLoopResult]: At program point L189-4(lines 180 193) the Hoare annotation is: false [2020-11-22 12:48:03,004 INFO L270 CegarLoopResult]: At program point L189-5(lines 180 193) the Hoare annotation is: false [2020-11-22 12:48:03,004 INFO L270 CegarLoopResult]: At program point L189-6(lines 180 193) the Hoare annotation is: false [2020-11-22 12:48:03,004 INFO L270 CegarLoopResult]: At program point L189-7(lines 180 193) the Hoare annotation is: false [2020-11-22 12:48:03,004 INFO L270 CegarLoopResult]: At program point L189-8(lines 180 193) the Hoare annotation is: false [2020-11-22 12:48:03,004 INFO L270 CegarLoopResult]: At program point L189-9(lines 180 193) the Hoare annotation is: false [2020-11-22 12:48:03,004 INFO L270 CegarLoopResult]: At program point L189-10(lines 180 193) the Hoare annotation is: false [2020-11-22 12:48:03,004 INFO L270 CegarLoopResult]: At program point L189-11(lines 180 193) the Hoare annotation is: false [2020-11-22 12:48:03,005 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-22 12:48:03,007 INFO L270 CegarLoopResult]: At program point L521(lines 506 524) the Hoare annotation is: false [2020-11-22 12:48:03,007 INFO L270 CegarLoopResult]: At program point L521-1(lines 506 524) the Hoare annotation is: false [2020-11-22 12:48:03,007 INFO L270 CegarLoopResult]: At program point L521-2(lines 506 524) the Hoare annotation is: false [2020-11-22 12:48:03,008 INFO L270 CegarLoopResult]: At program point L521-3(lines 506 524) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 .cse1 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) (not (= ULTIMATE.start_isHighWaterLevel_~tmp~5 (_ bv0 32))) .cse3))) [2020-11-22 12:48:03,008 INFO L270 CegarLoopResult]: At program point L521-4(lines 506 524) the Hoare annotation is: false [2020-11-22 12:48:03,008 INFO L270 CegarLoopResult]: At program point L521-5(lines 506 524) the Hoare annotation is: false [2020-11-22 12:48:03,008 INFO L270 CegarLoopResult]: At program point L521-6(lines 506 524) the Hoare annotation is: false [2020-11-22 12:48:03,008 INFO L270 CegarLoopResult]: At program point L521-7(lines 506 524) the Hoare annotation is: false [2020-11-22 12:48:03,008 INFO L270 CegarLoopResult]: At program point L521-8(lines 506 524) the Hoare annotation is: false [2020-11-22 12:48:03,009 INFO L270 CegarLoopResult]: At program point L521-9(lines 506 524) the Hoare annotation is: false [2020-11-22 12:48:03,009 INFO L270 CegarLoopResult]: At program point L521-10(lines 506 524) the Hoare annotation is: false [2020-11-22 12:48:03,009 INFO L270 CegarLoopResult]: At program point L521-11(lines 506 524) the Hoare annotation is: false [2020-11-22 12:48:03,009 INFO L270 CegarLoopResult]: At program point L225-2(lines 225 239) the Hoare annotation is: false [2020-11-22 12:48:03,009 INFO L270 CegarLoopResult]: At program point L457(lines 450 460) 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) |ULTIMATE.start_valid_product_#res|) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 12:48:03,009 INFO L270 CegarLoopResult]: At program point L457-1(lines 450 460) the Hoare annotation is: false [2020-11-22 12:48:03,010 INFO L274 CegarLoopResult]: For program point L391(lines 391 399) no Hoare annotation was computed. [2020-11-22 12:48:03,010 INFO L270 CegarLoopResult]: At program point L457-2(lines 450 460) the Hoare annotation is: false [2020-11-22 12:48:03,010 INFO L274 CegarLoopResult]: For program point L391-1(lines 391 399) no Hoare annotation was computed. [2020-11-22 12:48:03,010 INFO L274 CegarLoopResult]: For program point L391-2(lines 391 399) no Hoare annotation was computed. [2020-11-22 12:48:03,010 INFO L274 CegarLoopResult]: For program point L391-3(lines 391 399) no Hoare annotation was computed. [2020-11-22 12:48:03,010 INFO L274 CegarLoopResult]: For program point L391-4(lines 391 399) no Hoare annotation was computed. [2020-11-22 12:48:03,010 INFO L274 CegarLoopResult]: For program point L226(line 226) no Hoare annotation was computed. [2020-11-22 12:48:03,010 INFO L274 CegarLoopResult]: For program point L391-5(lines 391 399) no Hoare annotation was computed. [2020-11-22 12:48:03,011 INFO L270 CegarLoopResult]: At program point L61(lines 329 335) the Hoare annotation is: (let ((.cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse3 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse4 .cse5) (and .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse3 .cse2 .cse4))) [2020-11-22 12:48:03,011 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-22 12:48:03,011 INFO L270 CegarLoopResult]: At program point L61-1(lines 329 335) the Hoare annotation is: false [2020-11-22 12:48:03,011 INFO L270 CegarLoopResult]: At program point L61-2(lines 329 335) the Hoare annotation is: false [2020-11-22 12:48:03,012 INFO L274 CegarLoopResult]: For program point L361(lines 361 378) no Hoare annotation was computed. [2020-11-22 12:48:03,012 INFO L274 CegarLoopResult]: For program point L361-1(lines 361 378) no Hoare annotation was computed. [2020-11-22 12:48:03,012 INFO L274 CegarLoopResult]: For program point L361-2(lines 361 378) no Hoare annotation was computed. [2020-11-22 12:48:03,012 INFO L274 CegarLoopResult]: For program point L361-3(lines 361 378) no Hoare annotation was computed. [2020-11-22 12:48:03,012 INFO L274 CegarLoopResult]: For program point L361-4(lines 361 378) no Hoare annotation was computed. [2020-11-22 12:48:03,012 INFO L274 CegarLoopResult]: For program point L229(lines 229 233) no Hoare annotation was computed. [2020-11-22 12:48:03,012 INFO L274 CegarLoopResult]: For program point L361-5(lines 361 378) no Hoare annotation was computed. [2020-11-22 12:48:03,012 INFO L274 CegarLoopResult]: For program point L229-1(lines 229 233) no Hoare annotation was computed. [2020-11-22 12:48:03,012 INFO L274 CegarLoopResult]: For program point L361-6(lines 361 378) no Hoare annotation was computed. [2020-11-22 12:48:03,012 INFO L274 CegarLoopResult]: For program point L361-7(lines 361 378) no Hoare annotation was computed. [2020-11-22 12:48:03,012 INFO L274 CegarLoopResult]: For program point L361-8(lines 361 378) no Hoare annotation was computed. [2020-11-22 12:48:03,012 INFO L274 CegarLoopResult]: For program point L361-9(lines 361 378) no Hoare annotation was computed. [2020-11-22 12:48:03,012 INFO L274 CegarLoopResult]: For program point L361-10(lines 361 378) no Hoare annotation was computed. [2020-11-22 12:48:03,013 INFO L274 CegarLoopResult]: For program point L361-11(lines 361 378) no Hoare annotation was computed. [2020-11-22 12:48:03,013 INFO L274 CegarLoopResult]: For program point L593(lines 593 606) no Hoare annotation was computed. [2020-11-22 12:48:03,013 INFO L270 CegarLoopResult]: At program point L329(lines 325 347) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 (= (_ bv1 32) ~pumpRunning~0) .cse2 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse3) (and .cse0 .cse4 .cse2 .cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 .cse1 .cse2 .cse4 .cse3))) [2020-11-22 12:48:03,013 INFO L270 CegarLoopResult]: At program point L329-1(lines 325 347) the Hoare annotation is: false [2020-11-22 12:48:03,013 INFO L270 CegarLoopResult]: At program point L329-2(lines 325 347) the Hoare annotation is: false [2020-11-22 12:48:03,013 INFO L274 CegarLoopResult]: For program point L131(lines 131 135) no Hoare annotation was computed. [2020-11-22 12:48:03,013 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-22 12:48:03,013 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 12:48:03,013 INFO L270 CegarLoopResult]: At program point L199(lines 194 202) 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) |ULTIMATE.start_valid_product_#res|) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv1 32) ~switchedOnBeforeTS~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32))) [2020-11-22 12:48:03,014 INFO L270 CegarLoopResult]: At program point L199-1(lines 194 202) the Hoare annotation is: false [2020-11-22 12:48:03,014 INFO L270 CegarLoopResult]: At program point L199-2(lines 194 202) the Hoare annotation is: false [2020-11-22 12:48:03,014 INFO L270 CegarLoopResult]: At program point L199-3(lines 194 202) the Hoare annotation is: false [2020-11-22 12:48:03,014 INFO L270 CegarLoopResult]: At program point L199-4(lines 194 202) the Hoare annotation is: false [2020-11-22 12:48:03,014 INFO L270 CegarLoopResult]: At program point L199-5(lines 194 202) the Hoare annotation is: false [2020-11-22 12:48:03,014 INFO L274 CegarLoopResult]: For program point L365(lines 365 373) no Hoare annotation was computed. [2020-11-22 12:48:03,014 INFO L274 CegarLoopResult]: For program point L365-1(lines 365 373) no Hoare annotation was computed. [2020-11-22 12:48:03,014 INFO L274 CegarLoopResult]: For program point L365-2(lines 365 373) no Hoare annotation was computed. [2020-11-22 12:48:03,014 INFO L274 CegarLoopResult]: For program point L365-3(lines 365 373) no Hoare annotation was computed. [2020-11-22 12:48:03,015 INFO L274 CegarLoopResult]: For program point L365-4(lines 365 373) no Hoare annotation was computed. [2020-11-22 12:48:03,015 INFO L274 CegarLoopResult]: For program point L365-5(lines 365 373) no Hoare annotation was computed. [2020-11-22 12:48:03,015 INFO L274 CegarLoopResult]: For program point L365-6(lines 365 373) no Hoare annotation was computed. [2020-11-22 12:48:03,015 INFO L274 CegarLoopResult]: For program point L365-7(lines 365 373) no Hoare annotation was computed. [2020-11-22 12:48:03,015 INFO L274 CegarLoopResult]: For program point L365-8(lines 365 373) no Hoare annotation was computed. [2020-11-22 12:48:03,015 INFO L274 CegarLoopResult]: For program point L365-9(lines 365 373) no Hoare annotation was computed. [2020-11-22 12:48:03,015 INFO L274 CegarLoopResult]: For program point L365-10(lines 365 373) no Hoare annotation was computed. [2020-11-22 12:48:03,015 INFO L274 CegarLoopResult]: For program point L365-11(lines 365 373) no Hoare annotation was computed. [2020-11-22 12:48:03,065 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 12:48:03 BoogieIcfgContainer [2020-11-22 12:48:03,065 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-22 12:48:03,066 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-22 12:48:03,066 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-22 12:48:03,066 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-22 12:48:03,067 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 12:47:42" (3/4) ... [2020-11-22 12:48:03,069 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-22 12:48:03,111 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-22 12:48:03,112 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-22 12:48:03,114 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-22 12:48:03,115 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-22 12:48:03,116 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-22 12:48:03,118 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 12:48:03,119 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 12:48:03,143 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 12:48:03,144 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 12:48:03,144 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 12:48:03,144 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == tmp) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && 2bv32 == tmp) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 12:48:03,145 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 12:48:03,145 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 12:48:03,145 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 12:48:03,146 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 12:48:03,146 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 12:48:03,146 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 12:48:03,147 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2020-11-22 12:48:03,148 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2020-11-22 12:48:03,148 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 12:48:03,149 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 12:48:03,150 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 12:48:03,150 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((splverifierCounter == 0bv32 && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2020-11-22 12:48:03,152 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && !(tmp == 0bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 12:48:03,153 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 [2020-11-22 12:48:03,154 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((1bv32 == \result && splverifierCounter == 0bv32) && tmp == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32 [2020-11-22 12:48:03,260 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_7b5727ba-e15e-4894-a6e5-2bbfc54dbd77/bin/utaipan/witness.graphml [2020-11-22 12:48:03,261 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-22 12:48:03,262 INFO L168 Benchmark]: Toolchain (without parser) took 25064.74 ms. Allocated memory was 56.6 MB in the beginning and 232.8 MB in the end (delta: 176.2 MB). Free memory was 34.9 MB in the beginning and 88.4 MB in the end (delta: -53.5 MB). Peak memory consumption was 122.1 MB. Max. memory is 16.1 GB. [2020-11-22 12:48:03,263 INFO L168 Benchmark]: CDTParser took 0.28 ms. Allocated memory is still 56.6 MB. Free memory was 39.2 MB in the beginning and 39.2 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 12:48:03,263 INFO L168 Benchmark]: CACSL2BoogieTranslator took 898.84 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 34.7 MB in the beginning and 37.0 MB in the end (delta: -2.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-22 12:48:03,263 INFO L168 Benchmark]: Boogie Procedure Inliner took 151.33 ms. Allocated memory is still 69.2 MB. Free memory was 37.0 MB in the beginning and 50.6 MB in the end (delta: -13.6 MB). Peak memory consumption was 6.7 MB. Max. memory is 16.1 GB. [2020-11-22 12:48:03,264 INFO L168 Benchmark]: Boogie Preprocessor took 140.34 ms. Allocated memory is still 69.2 MB. Free memory was 50.6 MB in the beginning and 46.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. [2020-11-22 12:48:03,264 INFO L168 Benchmark]: RCFGBuilder took 3409.37 ms. Allocated memory was 69.2 MB in the beginning and 90.2 MB in the end (delta: 21.0 MB). Free memory was 46.6 MB in the beginning and 42.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 28.5 MB. Max. memory is 16.1 GB. [2020-11-22 12:48:03,265 INFO L168 Benchmark]: TraceAbstraction took 20261.43 ms. Allocated memory was 90.2 MB in the beginning and 232.8 MB in the end (delta: 142.6 MB). Free memory was 41.4 MB in the beginning and 104.2 MB in the end (delta: -62.7 MB). Peak memory consumption was 116.3 MB. Max. memory is 16.1 GB. [2020-11-22 12:48:03,265 INFO L168 Benchmark]: Witness Printer took 194.90 ms. Allocated memory is still 232.8 MB. Free memory was 104.2 MB in the beginning and 88.4 MB in the end (delta: 15.7 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. [2020-11-22 12:48:03,268 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.28 ms. Allocated memory is still 56.6 MB. Free memory was 39.2 MB in the beginning and 39.2 MB in the end (delta: 73.5 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 898.84 ms. Allocated memory was 56.6 MB in the beginning and 69.2 MB in the end (delta: 12.6 MB). Free memory was 34.7 MB in the beginning and 37.0 MB in the end (delta: -2.2 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 151.33 ms. Allocated memory is still 69.2 MB. Free memory was 37.0 MB in the beginning and 50.6 MB in the end (delta: -13.6 MB). Peak memory consumption was 6.7 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 140.34 ms. Allocated memory is still 69.2 MB. Free memory was 50.6 MB in the beginning and 46.9 MB in the end (delta: 3.7 MB). Peak memory consumption was 4.2 MB. Max. memory is 16.1 GB. * RCFGBuilder took 3409.37 ms. Allocated memory was 69.2 MB in the beginning and 90.2 MB in the end (delta: 21.0 MB). Free memory was 46.6 MB in the beginning and 42.0 MB in the end (delta: 4.6 MB). Peak memory consumption was 28.5 MB. Max. memory is 16.1 GB. * TraceAbstraction took 20261.43 ms. Allocated memory was 90.2 MB in the beginning and 232.8 MB in the end (delta: 142.6 MB). Free memory was 41.4 MB in the beginning and 104.2 MB in the end (delta: -62.7 MB). Peak memory consumption was 116.3 MB. Max. memory is 16.1 GB. * Witness Printer took 194.90 ms. Allocated memory is still 232.8 MB. Free memory was 104.2 MB in the beginning and 88.4 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: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 3]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 3 specifications checked. All of them hold - InvariantResult [Line: 336]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 270]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 645]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: (((((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 450]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 336]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 336]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 292]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 171]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: (((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 601]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: ((((((1bv32 == \result && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: ((((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 583]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: ((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || (((((((splverifierCounter == 0bv32 && tmp___0 == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && !(tmp == 0bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 139]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 506]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 194]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 461]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: 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: 329]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == tmp) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((((splverifierCounter == 0bv32 && 1bv32 == \result) && 2bv32 == tmp) && 0bv32 == pumpRunning) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 329]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 0bv32 == \result) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 225]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 573]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: (((((((((1bv32 == \result && splverifierCounter == 0bv32) && tmp == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && \result == 0bv32) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(tmp___0, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32 - InvariantResult [Line: 302]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 525]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 180]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 201 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.9s, OverallIterations: 11, TraceHistogramMax: 4, AutomataDifference: 6.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 1700 SDtfs, 4073 SDslu, 4300 SDs, 0 SdLazy, 1072 SolverSat, 231 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1300 GetRequests, 1155 SyntacticMatches, 2 SemanticMatches, 143 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 4022 ImplicationChecksByTransitivity, 3.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=428occurred 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: 0.3s AutomataMinimizationTime, 11 MinimizatonAttempts, 2370 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 74 LocationsWithAnnotation, 74 PreInvPairs, 164 NumberOfFragments, 954 HoareAnnotationTreeSize, 74 FomulaSimplifications, 445289 FormulaSimplificationTreeSizeReduction, 1.5s HoareSimplificationTime, 74 FomulaSimplificationsInter, 94005 FormulaSimplificationTreeSizeReductionInter, 4.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.5s SsaConstructionTime, 1.6s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 566 NumberOfCodeBlocks, 566 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1106 ConstructedInterpolants, 1 QuantifiedInterpolants, 126437 SizeOfPredicates, 33 NumberOfNonLiveVariables, 2974 ConjunctsInSsa, 54 ConjunctsInUnsatCore, 26 InterpolantComputations, 20 PerfectInterpolantSequences, 288/312 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...