./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product42.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_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product42.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/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 39d8dc1866aa4a991b9aaab78fce46f841a157ea ............................................................................................................................................ 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_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/bin/utaipan/data/config -Xmx15G -Xms4m -jar /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product42.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/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 39d8dc1866aa4a991b9aaab78fce46f841a157ea ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 13:04:53,650 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:04:53,653 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:04:53,740 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:04:53,741 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:04:53,742 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:04:53,747 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:04:53,757 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:04:53,760 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:04:53,765 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:04:53,766 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:04:53,768 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:04:53,769 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:04:53,772 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:04:53,773 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:04:53,776 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:04:53,777 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:04:53,779 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:04:53,785 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:04:53,792 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:04:53,794 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:04:53,795 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:04:53,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:04:53,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:04:53,800 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:04:53,801 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:04:53,801 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:04:53,802 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:04:53,803 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:04:53,804 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:04:53,804 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:04:53,805 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:04:53,806 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:04:53,807 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:04:53,808 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:04:53,809 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:04:53,809 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:04:53,810 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:04:53,810 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:04:53,811 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:04:53,811 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:04:53,812 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2020-11-22 13:04:53,855 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:04:53,855 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:04:53,856 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:04:53,856 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:04:53,857 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:04:53,857 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:04:53,857 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2020-11-22 13:04:53,857 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:04:53,857 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:04:53,858 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2020-11-22 13:04:53,859 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2020-11-22 13:04:53,859 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:04:53,859 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2020-11-22 13:04:53,859 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2020-11-22 13:04:53,860 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2020-11-22 13:04:53,860 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:04:53,860 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:04:53,861 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-11-22 13:04:53,861 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:04:53,861 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:04:53,861 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:04:53,861 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:04:53,862 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:04:53,862 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:04:53,862 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:04:53,862 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:04:53,862 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:04:53,863 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:04:53,863 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:04:53,863 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:04:53,863 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:04:53,863 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:04:53,864 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:04:53,864 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:04:53,864 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:04:53,865 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2020-11-22 13:04:53,865 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-11-22 13:04:53,865 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:04:53,865 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:04:53,865 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:04:53,865 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_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 39d8dc1866aa4a991b9aaab78fce46f841a157ea [2020-11-22 13:04:54,117 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:04:54,154 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:04:54,157 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:04:54,158 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:04:54,160 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:04:54,161 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product42.cil.c [2020-11-22 13:04:54,248 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/bin/utaipan/data/df8160f84/d1d5a21937684cc4afb532aeca827b8f/FLAG4924d1a04 [2020-11-22 13:04:54,787 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:04:54,790 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/sv-benchmarks/c/product-lines/minepump_spec5_product42.cil.c [2020-11-22 13:04:54,812 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/bin/utaipan/data/df8160f84/d1d5a21937684cc4afb532aeca827b8f/FLAG4924d1a04 [2020-11-22 13:04:55,096 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/bin/utaipan/data/df8160f84/d1d5a21937684cc4afb532aeca827b8f [2020-11-22 13:04:55,099 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:04:55,101 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:04:55,105 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:04:55,106 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:04:55,109 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:04:55,110 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:04:55" (1/1) ... [2020-11-22 13:04:55,112 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@214f4fba and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:55, skipping insertion in model container [2020-11-22 13:04:55,113 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:04:55" (1/1) ... [2020-11-22 13:04:55,120 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:04:55,181 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:04:55,500 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:04:55,511 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 13:04:55,512 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@1f3b721 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:55, skipping insertion in model container [2020-11-22 13:04:55,512 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:04:55,512 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2020-11-22 13:04:55,515 INFO L168 Benchmark]: Toolchain (without parser) took 412.13 ms. Allocated memory was 107.0 MB in the beginning and 130.0 MB in the end (delta: 23.1 MB). Free memory was 77.7 MB in the beginning and 103.2 MB in the end (delta: -25.6 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:55,516 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 107.0 MB. Free memory was 64.2 MB in the beginning and 64.1 MB in the end (delta: 55.9 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:04:55,517 INFO L168 Benchmark]: CACSL2BoogieTranslator took 407.12 ms. Allocated memory was 107.0 MB in the beginning and 130.0 MB in the end (delta: 23.1 MB). Free memory was 77.2 MB in the beginning and 103.2 MB in the end (delta: -26.0 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:04:55,519 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 107.0 MB. Free memory was 64.2 MB in the beginning and 64.1 MB in the end (delta: 55.9 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 407.12 ms. Allocated memory was 107.0 MB in the beginning and 130.0 MB in the end (delta: 23.1 MB). Free memory was 77.2 MB in the beginning and 103.2 MB in the end (delta: -26.0 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: 271]: 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 13:04:57,715 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-11-22 13:04:57,719 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-11-22 13:04:57,757 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-11-22 13:04:57,757 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-11-22 13:04:57,759 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-11-22 13:04:57,761 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-11-22 13:04:57,763 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-11-22 13:04:57,770 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-11-22 13:04:57,778 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-11-22 13:04:57,779 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-11-22 13:04:57,780 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-11-22 13:04:57,782 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-11-22 13:04:57,785 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-11-22 13:04:57,787 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-11-22 13:04:57,789 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-11-22 13:04:57,790 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-11-22 13:04:57,791 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-11-22 13:04:57,796 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-11-22 13:04:57,803 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-11-22 13:04:57,805 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-11-22 13:04:57,807 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-11-22 13:04:57,812 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-11-22 13:04:57,814 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-11-22 13:04:57,826 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-11-22 13:04:57,828 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-11-22 13:04:57,829 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-11-22 13:04:57,830 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-11-22 13:04:57,832 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-11-22 13:04:57,839 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-11-22 13:04:57,840 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-11-22 13:04:57,841 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-11-22 13:04:57,841 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-11-22 13:04:57,842 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-11-22 13:04:57,843 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-11-22 13:04:57,844 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-11-22 13:04:57,844 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-11-22 13:04:57,844 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-11-22 13:04:57,845 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-11-22 13:04:57,846 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-11-22 13:04:57,846 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-11-22 13:04:57,847 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2020-11-22 13:04:57,884 INFO L113 SettingsManager]: Loading preferences was successful [2020-11-22 13:04:57,884 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-11-22 13:04:57,887 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2020-11-22 13:04:57,887 INFO L138 SettingsManager]: * User list type=DISABLED [2020-11-22 13:04:57,887 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2020-11-22 13:04:57,888 INFO L138 SettingsManager]: * Explicit value domain=true [2020-11-22 13:04:57,888 INFO L138 SettingsManager]: * Octagon Domain=false [2020-11-22 13:04:57,888 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2020-11-22 13:04:57,888 INFO L138 SettingsManager]: * Interval Domain=false [2020-11-22 13:04:57,890 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-11-22 13:04:57,891 INFO L138 SettingsManager]: * sizeof long=4 [2020-11-22 13:04:57,891 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-11-22 13:04:57,891 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-11-22 13:04:57,891 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-11-22 13:04:57,892 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-11-22 13:04:57,892 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-11-22 13:04:57,892 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2020-11-22 13:04:57,892 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-11-22 13:04:57,892 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-11-22 13:04:57,893 INFO L138 SettingsManager]: * sizeof long double=12 [2020-11-22 13:04:57,893 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-11-22 13:04:57,893 INFO L138 SettingsManager]: * Use constant arrays=true [2020-11-22 13:04:57,893 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-11-22 13:04:57,893 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-11-22 13:04:57,894 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-11-22 13:04:57,894 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-11-22 13:04:57,894 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-11-22 13:04:57,894 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-11-22 13:04:57,894 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-11-22 13:04:57,895 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-11-22 13:04:57,895 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-11-22 13:04:57,895 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2020-11-22 13:04:57,895 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-11-22 13:04:57,895 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-11-22 13:04:57,896 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-11-22 13:04:57,896 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-11-22 13:04:57,896 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_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/bin/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 39d8dc1866aa4a991b9aaab78fce46f841a157ea [2020-11-22 13:04:58,280 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-11-22 13:04:58,328 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-11-22 13:04:58,331 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-11-22 13:04:58,333 INFO L271 PluginConnector]: Initializing CDTParser... [2020-11-22 13:04:58,336 INFO L275 PluginConnector]: CDTParser initialized [2020-11-22 13:04:58,337 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product42.cil.c [2020-11-22 13:04:58,410 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/bin/utaipan/data/3c04211fc/d439dc7ff6c34822aa91f7a65df1eb49/FLAG2d45e37d4 [2020-11-22 13:04:59,084 INFO L306 CDTParser]: Found 1 translation units. [2020-11-22 13:04:59,085 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/sv-benchmarks/c/product-lines/minepump_spec5_product42.cil.c [2020-11-22 13:04:59,098 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/bin/utaipan/data/3c04211fc/d439dc7ff6c34822aa91f7a65df1eb49/FLAG2d45e37d4 [2020-11-22 13:04:59,352 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/bin/utaipan/data/3c04211fc/d439dc7ff6c34822aa91f7a65df1eb49 [2020-11-22 13:04:59,355 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-11-22 13:04:59,356 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-11-22 13:04:59,358 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-11-22 13:04:59,358 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-11-22 13:04:59,362 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-11-22 13:04:59,362 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:04:59" (1/1) ... [2020-11-22 13:04:59,364 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b317208 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:59, skipping insertion in model container [2020-11-22 13:04:59,365 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.11 01:04:59" (1/1) ... [2020-11-22 13:04:59,372 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-11-22 13:04:59,439 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:04:59,753 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:04:59,801 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2020-11-22 13:04:59,808 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-11-22 13:04:59,893 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:04:59,898 INFO L203 MainTranslator]: Completed pre-run [2020-11-22 13:04:59,950 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-11-22 13:04:59,988 INFO L208 MainTranslator]: Completed translation [2020-11-22 13:04:59,988 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:59 WrapperNode [2020-11-22 13:04:59,988 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-11-22 13:04:59,989 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-11-22 13:04:59,990 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-11-22 13:04:59,990 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-11-22 13:04:59,997 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:59" (1/1) ... [2020-11-22 13:05:00,015 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:59" (1/1) ... [2020-11-22 13:05:00,051 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-11-22 13:05:00,052 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-11-22 13:05:00,052 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-11-22 13:05:00,052 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-11-22 13:05:00,077 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:59" (1/1) ... [2020-11-22 13:05:00,077 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:59" (1/1) ... [2020-11-22 13:05:00,083 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:59" (1/1) ... [2020-11-22 13:05:00,083 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:59" (1/1) ... [2020-11-22 13:05:00,112 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:59" (1/1) ... [2020-11-22 13:05:00,131 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:59" (1/1) ... [2020-11-22 13:05:00,134 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:59" (1/1) ... [2020-11-22 13:05:00,152 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-11-22 13:05:00,153 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-11-22 13:05:00,153 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-11-22 13:05:00,153 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-11-22 13:05:00,154 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/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 13:05:00,222 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-11-22 13:05:00,222 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2020-11-22 13:05:00,222 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-11-22 13:05:00,222 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-11-22 13:05:02,674 INFO L293 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-11-22 13:05:02,674 INFO L298 CfgBuilder]: Removed 136 assume(true) statements. [2020-11-22 13:05:02,676 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:05:02 BoogieIcfgContainer [2020-11-22 13:05:02,676 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-11-22 13:05:02,679 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-11-22 13:05:02,680 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-11-22 13:05:02,682 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-11-22 13:05:02,683 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.11 01:04:59" (1/3) ... [2020-11-22 13:05:02,683 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33b5c98e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:05:02, skipping insertion in model container [2020-11-22 13:05:02,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.11 01:04:59" (2/3) ... [2020-11-22 13:05:02,684 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@33b5c98e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.11 01:05:02, skipping insertion in model container [2020-11-22 13:05:02,684 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:05:02" (3/3) ... [2020-11-22 13:05:02,685 INFO L111 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product42.cil.c [2020-11-22 13:05:02,696 INFO L164 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-11-22 13:05:02,700 INFO L176 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2020-11-22 13:05:02,711 INFO L253 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2020-11-22 13:05:02,748 INFO L377 AbstractCegarLoop]: Interprodecural is true [2020-11-22 13:05:02,748 INFO L378 AbstractCegarLoop]: Hoare is true [2020-11-22 13:05:02,749 INFO L379 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-11-22 13:05:02,749 INFO L380 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-11-22 13:05:02,749 INFO L381 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-11-22 13:05:02,749 INFO L382 AbstractCegarLoop]: Difference is false [2020-11-22 13:05:02,749 INFO L383 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-11-22 13:05:02,749 INFO L387 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-11-22 13:05:02,764 INFO L276 IsEmpty]: Start isEmpty. Operand 99 states. [2020-11-22 13:05:02,769 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2020-11-22 13:05:02,770 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:05:02,770 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 13:05:02,771 INFO L429 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:05:02,776 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:05:02,776 INFO L82 PathProgramCache]: Analyzing trace with hash -279473195, now seen corresponding path program 1 times [2020-11-22 13:05:02,799 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:05:02,800 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1158107116] [2020-11-22 13:05:02,800 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/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 13:05:03,052 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:05:03,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 1 conjunts are in the unsatisfiable core [2020-11-22 13:05:03,067 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:05:03,093 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 13:05:03,093 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:05:03,098 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 13:05:03,099 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1158107116] [2020-11-22 13:05:03,100 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:05:03,100 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-11-22 13:05:03,101 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [409623420] [2020-11-22 13:05:03,104 INFO L461 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-11-22 13:05:03,105 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:05:03,116 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-11-22 13:05:03,117 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-11-22 13:05:03,119 INFO L87 Difference]: Start difference. First operand 99 states. Second operand 2 states. [2020-11-22 13:05:03,146 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:05:03,146 INFO L93 Difference]: Finished difference Result 188 states and 277 transitions. [2020-11-22 13:05:03,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-11-22 13:05:03,147 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 19 [2020-11-22 13:05:03,147 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:05:03,157 INFO L225 Difference]: With dead ends: 188 [2020-11-22 13:05:03,157 INFO L226 Difference]: Without dead ends: 92 [2020-11-22 13:05:03,160 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 13:05:03,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 92 states. [2020-11-22 13:05:03,195 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 92 to 92. [2020-11-22 13:05:03,196 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 92 states. [2020-11-22 13:05:03,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 92 states to 92 states and 129 transitions. [2020-11-22 13:05:03,200 INFO L78 Accepts]: Start accepts. Automaton has 92 states and 129 transitions. Word has length 19 [2020-11-22 13:05:03,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:05:03,200 INFO L481 AbstractCegarLoop]: Abstraction has 92 states and 129 transitions. [2020-11-22 13:05:03,200 INFO L482 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-11-22 13:05:03,200 INFO L276 IsEmpty]: Start isEmpty. Operand 92 states and 129 transitions. [2020-11-22 13:05:03,201 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 21 [2020-11-22 13:05:03,201 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:05:03,201 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 13:05:03,402 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-11-22 13:05:03,402 INFO L429 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:05:03,403 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:05:03,403 INFO L82 PathProgramCache]: Analyzing trace with hash 1526546358, now seen corresponding path program 1 times [2020-11-22 13:05:03,404 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:05:03,404 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1744028783] [2020-11-22 13:05:03,404 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/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 13:05:03,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:05:03,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 196 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:05:03,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:05:03,742 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 13:05:03,743 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:05:03,762 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 13:05:03,763 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1744028783] [2020-11-22 13:05:03,763 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:05:03,763 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-22 13:05:03,763 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1416359084] [2020-11-22 13:05:03,765 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:05:03,765 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:05:03,766 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:05:03,766 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:05:03,766 INFO L87 Difference]: Start difference. First operand 92 states and 129 transitions. Second operand 4 states. [2020-11-22 13:05:03,781 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:05:03,781 INFO L93 Difference]: Finished difference Result 92 states and 129 transitions. [2020-11-22 13:05:03,782 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:05:03,783 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 20 [2020-11-22 13:05:03,783 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:05:03,784 INFO L225 Difference]: With dead ends: 92 [2020-11-22 13:05:03,785 INFO L226 Difference]: Without dead ends: 41 [2020-11-22 13:05:03,786 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 13:05:03,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2020-11-22 13:05:03,793 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2020-11-22 13:05:03,793 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2020-11-22 13:05:03,794 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 57 transitions. [2020-11-22 13:05:03,794 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 57 transitions. Word has length 20 [2020-11-22 13:05:03,794 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:05:03,795 INFO L481 AbstractCegarLoop]: Abstraction has 41 states and 57 transitions. [2020-11-22 13:05:03,795 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:05:03,795 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 57 transitions. [2020-11-22 13:05:03,798 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 27 [2020-11-22 13:05:03,798 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:05:03,799 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 13:05:04,012 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-11-22 13:05:04,012 INFO L429 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:05:04,013 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:05:04,013 INFO L82 PathProgramCache]: Analyzing trace with hash 215436409, now seen corresponding path program 1 times [2020-11-22 13:05:04,014 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:05:04,014 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [480172738] [2020-11-22 13:05:04,014 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/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 13:05:04,282 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:05:04,292 INFO L263 TraceCheckSpWp]: Trace formula consists of 203 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:05:04,294 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:05:04,310 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 13:05:04,311 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:05:04,323 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 13:05:04,323 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [480172738] [2020-11-22 13:05:04,324 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:05:04,324 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2020-11-22 13:05:04,324 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [37232325] [2020-11-22 13:05:04,325 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:05:04,325 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:05:04,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:05:04,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:05:04,326 INFO L87 Difference]: Start difference. First operand 41 states and 57 transitions. Second operand 4 states. [2020-11-22 13:05:04,366 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:05:04,367 INFO L93 Difference]: Finished difference Result 75 states and 107 transitions. [2020-11-22 13:05:04,371 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:05:04,371 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 26 [2020-11-22 13:05:04,371 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:05:04,372 INFO L225 Difference]: With dead ends: 75 [2020-11-22 13:05:04,372 INFO L226 Difference]: Without dead ends: 41 [2020-11-22 13:05:04,373 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 13:05:04,373 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 41 states. [2020-11-22 13:05:04,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 41 to 41. [2020-11-22 13:05:04,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 41 states. [2020-11-22 13:05:04,379 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 41 states to 41 states and 56 transitions. [2020-11-22 13:05:04,379 INFO L78 Accepts]: Start accepts. Automaton has 41 states and 56 transitions. Word has length 26 [2020-11-22 13:05:04,380 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:05:04,380 INFO L481 AbstractCegarLoop]: Abstraction has 41 states and 56 transitions. [2020-11-22 13:05:04,380 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:05:04,380 INFO L276 IsEmpty]: Start isEmpty. Operand 41 states and 56 transitions. [2020-11-22 13:05:04,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-11-22 13:05:04,383 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:05:04,383 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] [2020-11-22 13:05:04,604 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-11-22 13:05:04,604 INFO L429 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:05:04,605 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:05:04,605 INFO L82 PathProgramCache]: Analyzing trace with hash 937029115, now seen corresponding path program 1 times [2020-11-22 13:05:04,605 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:05:04,605 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [907120531] [2020-11-22 13:05:04,606 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/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 13:05:04,856 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:05:04,866 INFO L263 TraceCheckSpWp]: Trace formula consists of 204 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:05:04,868 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:05:04,882 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 13:05:04,882 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:05:04,885 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 13:05:04,885 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [907120531] [2020-11-22 13:05:04,886 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:05:04,886 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2020-11-22 13:05:04,886 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2092344799] [2020-11-22 13:05:04,886 INFO L461 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-11-22 13:05:04,886 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:05:04,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-11-22 13:05:04,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-11-22 13:05:04,887 INFO L87 Difference]: Start difference. First operand 41 states and 56 transitions. Second operand 3 states. [2020-11-22 13:05:04,954 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:05:04,954 INFO L93 Difference]: Finished difference Result 99 states and 139 transitions. [2020-11-22 13:05:04,955 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-11-22 13:05:04,955 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 27 [2020-11-22 13:05:04,955 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:05:04,956 INFO L225 Difference]: With dead ends: 99 [2020-11-22 13:05:04,956 INFO L226 Difference]: Without dead ends: 65 [2020-11-22 13:05:04,957 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 52 GetRequests, 51 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 13:05:04,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 65 states. [2020-11-22 13:05:04,966 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 65 to 63. [2020-11-22 13:05:04,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2020-11-22 13:05:04,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 87 transitions. [2020-11-22 13:05:04,967 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 87 transitions. Word has length 27 [2020-11-22 13:05:04,968 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:05:04,968 INFO L481 AbstractCegarLoop]: Abstraction has 63 states and 87 transitions. [2020-11-22 13:05:04,968 INFO L482 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-11-22 13:05:04,968 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 87 transitions. [2020-11-22 13:05:04,969 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-11-22 13:05:04,969 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:05:04,970 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] [2020-11-22 13:05:05,186 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-11-22 13:05:05,189 INFO L429 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:05:05,189 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:05:05,189 INFO L82 PathProgramCache]: Analyzing trace with hash 1349052711, now seen corresponding path program 1 times [2020-11-22 13:05:05,190 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:05:05,190 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1874061901] [2020-11-22 13:05:05,190 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/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 13:05:05,431 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:05:05,442 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:05:05,444 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:05:05,475 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 13:05:05,475 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:05:05,489 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 13:05:05,489 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1874061901] [2020-11-22 13:05:05,489 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:05:05,489 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2020-11-22 13:05:05,490 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [458132054] [2020-11-22 13:05:05,490 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-22 13:05:05,490 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:05:05,491 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-22 13:05:05,491 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-22 13:05:05,491 INFO L87 Difference]: Start difference. First operand 63 states and 87 transitions. Second operand 5 states. [2020-11-22 13:05:05,685 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:05:05,685 INFO L93 Difference]: Finished difference Result 216 states and 304 transitions. [2020-11-22 13:05:05,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-11-22 13:05:05,685 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 33 [2020-11-22 13:05:05,686 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:05:05,687 INFO L225 Difference]: With dead ends: 216 [2020-11-22 13:05:05,687 INFO L226 Difference]: Without dead ends: 160 [2020-11-22 13:05:05,688 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=45, Unknown=0, NotChecked=0, Total=72 [2020-11-22 13:05:05,689 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 160 states. [2020-11-22 13:05:05,709 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 160 to 62. [2020-11-22 13:05:05,711 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 62 states. [2020-11-22 13:05:05,713 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 62 states to 62 states and 84 transitions. [2020-11-22 13:05:05,714 INFO L78 Accepts]: Start accepts. Automaton has 62 states and 84 transitions. Word has length 33 [2020-11-22 13:05:05,714 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:05:05,714 INFO L481 AbstractCegarLoop]: Abstraction has 62 states and 84 transitions. [2020-11-22 13:05:05,714 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-22 13:05:05,714 INFO L276 IsEmpty]: Start isEmpty. Operand 62 states and 84 transitions. [2020-11-22 13:05:05,717 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-22 13:05:05,720 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:05:05,720 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 13:05:05,934 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-11-22 13:05:05,934 INFO L429 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:05:05,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:05:05,935 INFO L82 PathProgramCache]: Analyzing trace with hash -243919497, now seen corresponding path program 1 times [2020-11-22 13:05:05,935 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:05:05,936 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [183659457] [2020-11-22 13:05:05,936 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/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 13:05:06,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:05:06,125 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:05:06,128 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:05:06,164 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 13:05:06,164 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:05:06,174 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 13:05:06,174 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [183659457] [2020-11-22 13:05:06,174 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:05:06,175 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2020-11-22 13:05:06,175 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1344955947] [2020-11-22 13:05:06,175 INFO L461 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-11-22 13:05:06,175 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:05:06,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-11-22 13:05:06,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-11-22 13:05:06,176 INFO L87 Difference]: Start difference. First operand 62 states and 84 transitions. Second operand 5 states. [2020-11-22 13:05:06,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:05:06,250 INFO L93 Difference]: Finished difference Result 161 states and 220 transitions. [2020-11-22 13:05:06,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-22 13:05:06,251 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 36 [2020-11-22 13:05:06,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:05:06,252 INFO L225 Difference]: With dead ends: 161 [2020-11-22 13:05:06,252 INFO L226 Difference]: Without dead ends: 106 [2020-11-22 13:05:06,253 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 69 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 13:05:06,253 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2020-11-22 13:05:06,262 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 65. [2020-11-22 13:05:06,262 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 65 states. [2020-11-22 13:05:06,263 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 65 states to 65 states and 87 transitions. [2020-11-22 13:05:06,263 INFO L78 Accepts]: Start accepts. Automaton has 65 states and 87 transitions. Word has length 36 [2020-11-22 13:05:06,263 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:05:06,263 INFO L481 AbstractCegarLoop]: Abstraction has 65 states and 87 transitions. [2020-11-22 13:05:06,263 INFO L482 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-11-22 13:05:06,264 INFO L276 IsEmpty]: Start isEmpty. Operand 65 states and 87 transitions. [2020-11-22 13:05:06,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-22 13:05:06,265 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:05:06,265 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 13:05:06,480 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-11-22 13:05:06,481 INFO L429 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:05:06,481 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:05:06,481 INFO L82 PathProgramCache]: Analyzing trace with hash -1255036747, now seen corresponding path program 1 times [2020-11-22 13:05:06,482 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:05:06,482 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2128688447] [2020-11-22 13:05:06,482 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/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 13:05:06,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:05:06,692 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 4 conjunts are in the unsatisfiable core [2020-11-22 13:05:06,693 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:05:06,714 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 13:05:06,714 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:05:06,735 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 13:05:06,735 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2128688447] [2020-11-22 13:05:06,736 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:05:06,736 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2020-11-22 13:05:06,736 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1796551218] [2020-11-22 13:05:06,736 INFO L461 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-11-22 13:05:06,736 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:05:06,737 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-11-22 13:05:06,737 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-11-22 13:05:06,737 INFO L87 Difference]: Start difference. First operand 65 states and 87 transitions. Second operand 6 states. [2020-11-22 13:05:06,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:05:06,792 INFO L93 Difference]: Finished difference Result 170 states and 229 transitions. [2020-11-22 13:05:06,793 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-11-22 13:05:06,793 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 36 [2020-11-22 13:05:06,793 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:05:06,794 INFO L225 Difference]: With dead ends: 170 [2020-11-22 13:05:06,794 INFO L226 Difference]: Without dead ends: 112 [2020-11-22 13:05:06,795 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 72 GetRequests, 67 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 13:05:06,795 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 112 states. [2020-11-22 13:05:06,806 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 112 to 67. [2020-11-22 13:05:06,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 67 states. [2020-11-22 13:05:06,806 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 67 states to 67 states and 89 transitions. [2020-11-22 13:05:06,807 INFO L78 Accepts]: Start accepts. Automaton has 67 states and 89 transitions. Word has length 36 [2020-11-22 13:05:06,807 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:05:06,807 INFO L481 AbstractCegarLoop]: Abstraction has 67 states and 89 transitions. [2020-11-22 13:05:06,807 INFO L482 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-11-22 13:05:06,807 INFO L276 IsEmpty]: Start isEmpty. Operand 67 states and 89 transitions. [2020-11-22 13:05:06,808 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2020-11-22 13:05:06,808 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:05:06,809 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 13:05:07,025 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2020-11-22 13:05:07,026 INFO L429 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:05:07,026 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:05:07,026 INFO L82 PathProgramCache]: Analyzing trace with hash 2018862195, now seen corresponding path program 1 times [2020-11-22 13:05:07,027 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:05:07,027 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1044133874] [2020-11-22 13:05:07,027 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/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 13:05:07,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:05:07,240 INFO L263 TraceCheckSpWp]: Trace formula consists of 221 conjuncts, 2 conjunts are in the unsatisfiable core [2020-11-22 13:05:07,242 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:05:07,257 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 13:05:07,257 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:05:07,270 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 13:05:07,271 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1044133874] [2020-11-22 13:05:07,271 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:05:07,271 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2020-11-22 13:05:07,271 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [834620764] [2020-11-22 13:05:07,272 INFO L461 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-11-22 13:05:07,272 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:05:07,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-11-22 13:05:07,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-11-22 13:05:07,273 INFO L87 Difference]: Start difference. First operand 67 states and 89 transitions. Second operand 4 states. [2020-11-22 13:05:07,342 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:05:07,343 INFO L93 Difference]: Finished difference Result 204 states and 275 transitions. [2020-11-22 13:05:07,343 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-11-22 13:05:07,343 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 36 [2020-11-22 13:05:07,344 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:05:07,344 INFO L225 Difference]: With dead ends: 204 [2020-11-22 13:05:07,345 INFO L226 Difference]: Without dead ends: 144 [2020-11-22 13:05:07,345 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 70 GetRequests, 68 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 13:05:07,346 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 144 states. [2020-11-22 13:05:07,377 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 144 to 115. [2020-11-22 13:05:07,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 115 states. [2020-11-22 13:05:07,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 115 states to 115 states and 154 transitions. [2020-11-22 13:05:07,378 INFO L78 Accepts]: Start accepts. Automaton has 115 states and 154 transitions. Word has length 36 [2020-11-22 13:05:07,378 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:05:07,378 INFO L481 AbstractCegarLoop]: Abstraction has 115 states and 154 transitions. [2020-11-22 13:05:07,378 INFO L482 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-11-22 13:05:07,378 INFO L276 IsEmpty]: Start isEmpty. Operand 115 states and 154 transitions. [2020-11-22 13:05:07,383 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 38 [2020-11-22 13:05:07,383 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:05:07,384 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, 1] [2020-11-22 13:05:07,600 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2020-11-22 13:05:07,601 INFO L429 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:05:07,601 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:05:07,601 INFO L82 PathProgramCache]: Analyzing trace with hash 544383411, now seen corresponding path program 1 times [2020-11-22 13:05:07,601 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:05:07,602 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [863576686] [2020-11-22 13:05:07,602 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/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 13:05:07,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:05:07,767 INFO L263 TraceCheckSpWp]: Trace formula consists of 223 conjuncts, 6 conjunts are in the unsatisfiable core [2020-11-22 13:05:07,769 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:05:07,881 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 13:05:07,881 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:05:07,896 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 13:05:07,896 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [863576686] [2020-11-22 13:05:07,896 INFO L219 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-11-22 13:05:07,896 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6, 5] imperfect sequences [] total 6 [2020-11-22 13:05:07,897 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2056054466] [2020-11-22 13:05:07,897 INFO L461 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-11-22 13:05:07,897 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:05:07,898 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-11-22 13:05:07,898 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2020-11-22 13:05:07,898 INFO L87 Difference]: Start difference. First operand 115 states and 154 transitions. Second operand 7 states. [2020-11-22 13:05:08,371 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:05:08,373 INFO L93 Difference]: Finished difference Result 539 states and 732 transitions. [2020-11-22 13:05:08,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-11-22 13:05:08,374 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 37 [2020-11-22 13:05:08,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:05:08,377 INFO L225 Difference]: With dead ends: 539 [2020-11-22 13:05:08,377 INFO L226 Difference]: Without dead ends: 431 [2020-11-22 13:05:08,379 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 78 GetRequests, 67 SyntacticMatches, 1 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 15 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=41, Invalid=91, Unknown=0, NotChecked=0, Total=132 [2020-11-22 13:05:08,380 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 431 states. [2020-11-22 13:05:08,435 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 431 to 214. [2020-11-22 13:05:08,435 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 214 states. [2020-11-22 13:05:08,436 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 214 states to 214 states and 283 transitions. [2020-11-22 13:05:08,436 INFO L78 Accepts]: Start accepts. Automaton has 214 states and 283 transitions. Word has length 37 [2020-11-22 13:05:08,438 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:05:08,438 INFO L481 AbstractCegarLoop]: Abstraction has 214 states and 283 transitions. [2020-11-22 13:05:08,438 INFO L482 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-11-22 13:05:08,438 INFO L276 IsEmpty]: Start isEmpty. Operand 214 states and 283 transitions. [2020-11-22 13:05:08,442 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-11-22 13:05:08,442 INFO L414 BasicCegarLoop]: Found error trace [2020-11-22 13:05:08,442 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] [2020-11-22 13:05:08,658 WARN L518 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2020-11-22 13:05:08,658 INFO L429 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-11-22 13:05:08,659 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-11-22 13:05:08,659 INFO L82 PathProgramCache]: Analyzing trace with hash 386077858, now seen corresponding path program 1 times [2020-11-22 13:05:08,659 INFO L162 FreeRefinementEngine]: Executing refinement strategy WALRUS [2020-11-22 13:05:08,659 INFO L353 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1281668824] [2020-11-22 13:05:08,659 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/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 13:05:08,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:05:08,854 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:05:08,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:05:08,884 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 13:05:08,884 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:05:08,936 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 13:05:08,938 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1281668824] [2020-11-22 13:05:08,938 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1744003029] [2020-11-22 13:05:08,938 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/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 13:05:09,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:05:09,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 8 conjunts are in the unsatisfiable core [2020-11-22 13:05:09,129 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:05:09,155 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 13:05:09,155 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:05:09,167 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 13:05:09,167 INFO L353 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1192256944] [2020-11-22 13:05:09,168 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/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 13:05:09,301 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-11-22 13:05:09,307 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 5 conjunts are in the unsatisfiable core [2020-11-22 13:05:09,310 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-11-22 13:05:09,316 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 13:05:09,316 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-11-22 13:05:09,323 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 13:05:09,324 INFO L219 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2020-11-22 13:05:09,324 INFO L232 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 5, 5, 5] total 9 [2020-11-22 13:05:09,324 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622182911] [2020-11-22 13:05:09,325 INFO L461 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-11-22 13:05:09,325 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2020-11-22 13:05:09,325 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-11-22 13:05:09,326 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-11-22 13:05:09,326 INFO L87 Difference]: Start difference. First operand 214 states and 283 transitions. Second operand 9 states. [2020-11-22 13:05:09,716 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-11-22 13:05:09,716 INFO L93 Difference]: Finished difference Result 367 states and 493 transitions. [2020-11-22 13:05:09,717 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-11-22 13:05:09,717 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 54 [2020-11-22 13:05:09,718 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-11-22 13:05:09,718 INFO L225 Difference]: With dead ends: 367 [2020-11-22 13:05:09,718 INFO L226 Difference]: Without dead ends: 0 [2020-11-22 13:05:09,719 INFO L677 BasicCegarLoop]: 0 DeclaredPredicates, 323 GetRequests, 313 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=42, Invalid=90, Unknown=0, NotChecked=0, Total=132 [2020-11-22 13:05:09,720 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-11-22 13:05:09,720 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-11-22 13:05:09,720 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-11-22 13:05:09,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-11-22 13:05:09,720 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 54 [2020-11-22 13:05:09,720 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-11-22 13:05:09,720 INFO L481 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-11-22 13:05:09,720 INFO L482 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-11-22 13:05:09,725 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-11-22 13:05:09,725 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-11-22 13:05:10,328 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 13:05:10,330 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-11-22 13:05:10,442 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 39 [2020-11-22 13:05:11,157 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 25 [2020-11-22 13:05:11,511 WARN L193 SmtUtils]: Spent 316.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 31 [2020-11-22 13:05:11,790 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 31 [2020-11-22 13:05:12,065 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 33 [2020-11-22 13:05:12,257 WARN L193 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 31 [2020-11-22 13:05:12,443 WARN L193 SmtUtils]: Spent 183.00 ms on a formula simplification. DAG size of input: 50 DAG size of output: 32 [2020-11-22 13:05:12,575 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 53 DAG size of output: 31 [2020-11-22 13:05:12,681 WARN L193 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 30 [2020-11-22 13:05:12,809 WARN L193 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 40 DAG size of output: 26 [2020-11-22 13:05:13,028 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 61 DAG size of output: 31 [2020-11-22 13:05:13,304 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 30 [2020-11-22 13:05:13,553 WARN L193 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 31 [2020-11-22 13:05:13,558 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:05:13,558 INFO L274 CegarLoopResult]: For program point L696(lines 696 702) no Hoare annotation was computed. [2020-11-22 13:05:13,558 INFO L274 CegarLoopResult]: For program point L696-1(lines 696 702) no Hoare annotation was computed. [2020-11-22 13:05:13,558 INFO L274 CegarLoopResult]: For program point L696-2(lines 696 702) no Hoare annotation was computed. [2020-11-22 13:05:13,558 INFO L274 CegarLoopResult]: For program point L3(line 3) no Hoare annotation was computed. [2020-11-22 13:05:13,558 INFO L274 CegarLoopResult]: For program point L3-1(line 3) no Hoare annotation was computed. [2020-11-22 13:05:13,559 INFO L274 CegarLoopResult]: For program point L3-2(line 3) no Hoare annotation was computed. [2020-11-22 13:05:13,559 INFO L274 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-11-22 13:05:13,559 INFO L274 CegarLoopResult]: For program point L185(lines 185 192) no Hoare annotation was computed. [2020-11-22 13:05:13,559 INFO L277 CegarLoopResult]: At program point L185-1(lines 185 192) the Hoare annotation is: true [2020-11-22 13:05:13,559 INFO L274 CegarLoopResult]: For program point L631(lines 631 635) no Hoare annotation was computed. [2020-11-22 13:05:13,559 INFO L270 CegarLoopResult]: At program point L945(lines 930 948) 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 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~2 (_ bv0 32)) (not (= ULTIMATE.start_isHighWaterLevel_~tmp~8 (_ bv0 32))) .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32)) .cse3) (and .cse0 .cse1 .cse2 .cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))))) [2020-11-22 13:05:13,559 INFO L270 CegarLoopResult]: At program point L945-1(lines 930 948) the Hoare annotation is: false [2020-11-22 13:05:13,559 INFO L270 CegarLoopResult]: At program point L945-2(lines 930 948) the Hoare annotation is: false [2020-11-22 13:05:13,559 INFO L274 CegarLoopResult]: For program point L748(lines 748 761) no Hoare annotation was computed. [2020-11-22 13:05:13,559 INFO L274 CegarLoopResult]: For program point L203(line 203) no Hoare annotation was computed. [2020-11-22 13:05:13,560 INFO L274 CegarLoopResult]: For program point L203-1(line 203) no Hoare annotation was computed. [2020-11-22 13:05:13,560 INFO L274 CegarLoopResult]: For program point L203-2(line 203) no Hoare annotation was computed. [2020-11-22 13:05:13,560 INFO L270 CegarLoopResult]: At program point L881(lines 874 884) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) [2020-11-22 13:05:13,560 INFO L270 CegarLoopResult]: At program point L881-1(lines 874 884) the Hoare annotation is: false [2020-11-22 13:05:13,560 INFO L270 CegarLoopResult]: At program point L881-2(lines 874 884) the Hoare annotation is: false [2020-11-22 13:05:13,560 INFO L274 CegarLoopResult]: For program point L72(lines 72 89) no Hoare annotation was computed. [2020-11-22 13:05:13,560 INFO L270 CegarLoopResult]: At program point L72-1(lines 1 956) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse7 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse5 (= (_ bv2 32) ULTIMATE.start___utac_acc__Specification5_spec__3_~tmp~0)) (.cse6 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse1 .cse2 .cse5 .cse6 .cse3) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse7 .cse2 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse3) (and .cse0 .cse4 .cse7 .cse2 .cse5 .cse6 .cse3))) [2020-11-22 13:05:13,560 INFO L274 CegarLoopResult]: For program point L72-2(lines 72 89) no Hoare annotation was computed. [2020-11-22 13:05:13,560 INFO L270 CegarLoopResult]: At program point L72-3(lines 1 956) the Hoare annotation is: false [2020-11-22 13:05:13,560 INFO L274 CegarLoopResult]: For program point L72-4(lines 72 89) no Hoare annotation was computed. [2020-11-22 13:05:13,560 INFO L270 CegarLoopResult]: At program point L72-5(lines 1 956) the Hoare annotation is: false [2020-11-22 13:05:13,561 INFO L270 CegarLoopResult]: At program point L766(lines 717 767) the Hoare annotation is: false [2020-11-22 13:05:13,561 INFO L270 CegarLoopResult]: At program point L238(lines 233 241) 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 13:05:13,561 INFO L270 CegarLoopResult]: At program point L106-2(lines 106 120) the Hoare annotation is: false [2020-11-22 13:05:13,561 INFO L270 CegarLoopResult]: At program point L701(lines 692 705) 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 13:05:13,561 INFO L270 CegarLoopResult]: At program point L701-1(lines 692 705) the Hoare annotation is: false [2020-11-22 13:05:13,561 INFO L270 CegarLoopResult]: At program point L701-2(lines 692 705) the Hoare annotation is: false [2020-11-22 13:05:13,561 INFO L274 CegarLoopResult]: For program point L619(lines 619 623) no Hoare annotation was computed. [2020-11-22 13:05:13,561 INFO L274 CegarLoopResult]: For program point L107(line 107) no Hoare annotation was computed. [2020-11-22 13:05:13,561 INFO L274 CegarLoopResult]: For program point L619-3(lines 619 623) no Hoare annotation was computed. [2020-11-22 13:05:13,561 INFO L274 CegarLoopResult]: For program point L619-6(lines 619 623) no Hoare annotation was computed. [2020-11-22 13:05:13,561 INFO L274 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-11-22 13:05:13,562 INFO L270 CegarLoopResult]: At program point L157(lines 153 159) 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 13:05:13,562 INFO L274 CegarLoopResult]: For program point L719(lines 718 765) no Hoare annotation was computed. [2020-11-22 13:05:13,562 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:05:13,562 INFO L274 CegarLoopResult]: For program point L819(lines 819 836) no Hoare annotation was computed. [2020-11-22 13:05:13,562 INFO L274 CegarLoopResult]: For program point L819-1(lines 819 836) no Hoare annotation was computed. [2020-11-22 13:05:13,562 INFO L274 CegarLoopResult]: For program point L819-2(lines 819 836) no Hoare annotation was computed. [2020-11-22 13:05:13,562 INFO L274 CegarLoopResult]: For program point L720(lines 720 724) no Hoare annotation was computed. [2020-11-22 13:05:13,562 INFO L274 CegarLoopResult]: For program point L76(lines 76 86) no Hoare annotation was computed. [2020-11-22 13:05:13,562 INFO L274 CegarLoopResult]: For program point L76-2(lines 76 86) no Hoare annotation was computed. [2020-11-22 13:05:13,562 INFO L274 CegarLoopResult]: For program point L76-4(lines 76 86) no Hoare annotation was computed. [2020-11-22 13:05:13,562 INFO L270 CegarLoopResult]: At program point L787(lines 783 805) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 .cse3) (and .cse0 .cse1 .cse2 .cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse2 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse3))) [2020-11-22 13:05:13,562 INFO L270 CegarLoopResult]: At program point L787-1(lines 783 805) the Hoare annotation is: false [2020-11-22 13:05:13,563 INFO L270 CegarLoopResult]: At program point L787-2(lines 783 805) the Hoare annotation is: false [2020-11-22 13:05:13,563 INFO L270 CegarLoopResult]: At program point L688(lines 683 691) the Hoare annotation is: (let ((.cse5 (= (_ bv1 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse6 (= (_ bv2 32) |ULTIMATE.start_getWaterLevel_#res|)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse5 .cse2 .cse6 .cse3) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse5 .cse2 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse3) (and .cse0 .cse4 .cse1 .cse2 .cse6 .cse3))) [2020-11-22 13:05:13,563 INFO L270 CegarLoopResult]: At program point L688-1(lines 683 691) the Hoare annotation is: false [2020-11-22 13:05:13,563 INFO L274 CegarLoopResult]: For program point L110(lines 110 114) no Hoare annotation was computed. [2020-11-22 13:05:13,563 INFO L270 CegarLoopResult]: At program point L688-2(lines 683 691) the Hoare annotation is: false [2020-11-22 13:05:13,563 INFO L274 CegarLoopResult]: For program point L77(lines 77 83) no Hoare annotation was computed. [2020-11-22 13:05:13,563 INFO L274 CegarLoopResult]: For program point L110-1(lines 110 114) no Hoare annotation was computed. [2020-11-22 13:05:13,563 INFO L274 CegarLoopResult]: For program point L77-2(lines 77 83) no Hoare annotation was computed. [2020-11-22 13:05:13,563 INFO L274 CegarLoopResult]: For program point L77-4(lines 77 83) no Hoare annotation was computed. [2020-11-22 13:05:13,563 INFO L274 CegarLoopResult]: For program point L738(lines 738 744) no Hoare annotation was computed. [2020-11-22 13:05:13,564 INFO L270 CegarLoopResult]: At program point L738-1(lines 738 744) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse3 .cse5) (and .cse0 .cse2 .cse1 .cse3 .cse5) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse4 .cse2 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse3))) [2020-11-22 13:05:13,564 INFO L270 CegarLoopResult]: At program point L61(lines 787 793) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (and .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse3 .cse2 .cse4) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse3 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse4))) [2020-11-22 13:05:13,564 INFO L274 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-11-22 13:05:13,564 INFO L270 CegarLoopResult]: At program point L61-1(lines 787 793) the Hoare annotation is: false [2020-11-22 13:05:13,564 INFO L270 CegarLoopResult]: At program point L61-2(lines 787 793) the Hoare annotation is: false [2020-11-22 13:05:13,564 INFO L270 CegarLoopResult]: At program point L656(lines 651 659) the Hoare annotation is: (and (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) [2020-11-22 13:05:13,564 INFO L270 CegarLoopResult]: At program point L656-1(lines 651 659) the Hoare annotation is: false [2020-11-22 13:05:13,570 INFO L270 CegarLoopResult]: At program point L656-2(lines 651 659) the Hoare annotation is: false [2020-11-22 13:05:13,570 INFO L277 CegarLoopResult]: At program point L194(lines 175 197) the Hoare annotation is: true [2020-11-22 13:05:13,570 INFO L274 CegarLoopResult]: For program point L756(lines 756 760) no Hoare annotation was computed. [2020-11-22 13:05:13,570 INFO L270 CegarLoopResult]: At program point L756-2(lines 756 760) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse3 .cse5) (and .cse0 .cse2 .cse1 .cse3 .cse5) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse4 .cse2 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse3))) [2020-11-22 13:05:13,571 INFO L274 CegarLoopResult]: For program point L856(lines 856 862) no Hoare annotation was computed. [2020-11-22 13:05:13,571 INFO L274 CegarLoopResult]: For program point L823(lines 823 831) no Hoare annotation was computed. [2020-11-22 13:05:13,571 INFO L274 CegarLoopResult]: For program point L823-1(lines 823 831) no Hoare annotation was computed. [2020-11-22 13:05:13,571 INFO L274 CegarLoopResult]: For program point L856-2(lines 856 862) no Hoare annotation was computed. [2020-11-22 13:05:13,571 INFO L274 CegarLoopResult]: For program point L823-2(lines 823 831) no Hoare annotation was computed. [2020-11-22 13:05:13,571 INFO L274 CegarLoopResult]: For program point L856-4(lines 856 862) no Hoare annotation was computed. [2020-11-22 13:05:13,571 INFO L274 CegarLoopResult]: For program point L939(lines 939 943) no Hoare annotation was computed. [2020-11-22 13:05:13,571 INFO L274 CegarLoopResult]: For program point L939-2(lines 939 943) no Hoare annotation was computed. [2020-11-22 13:05:13,572 INFO L274 CegarLoopResult]: For program point L939-3(lines 939 943) no Hoare annotation was computed. [2020-11-22 13:05:13,572 INFO L274 CegarLoopResult]: For program point L939-5(lines 939 943) no Hoare annotation was computed. [2020-11-22 13:05:13,572 INFO L274 CegarLoopResult]: For program point L939-6(lines 939 943) no Hoare annotation was computed. [2020-11-22 13:05:13,572 INFO L274 CegarLoopResult]: For program point L939-8(lines 939 943) no Hoare annotation was computed. [2020-11-22 13:05:13,572 INFO L270 CegarLoopResult]: At program point L890(lines 885 893) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse6 (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse7 (= (_ bv1 32) ~pumpRunning~0)) (.cse3 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (and .cse0 .cse1 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse3 .cse2 .cse4) (and .cse6 .cse0 .cse7 .cse3 .cse5 .cse4) (and .cse6 .cse0 .cse7 .cse3 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse4))) [2020-11-22 13:05:13,572 INFO L270 CegarLoopResult]: At program point L890-1(lines 885 893) the Hoare annotation is: (let ((.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse2 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (_ bv0 32) |ULTIMATE.start_isPumpRunning_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv0 32) ~pumpRunning~0) .cse1 .cse2) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 (= (_ bv1 32) ~pumpRunning~0) .cse1 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse2))) [2020-11-22 13:05:13,573 INFO L270 CegarLoopResult]: At program point L890-2(lines 885 893) the Hoare annotation is: false [2020-11-22 13:05:13,573 INFO L270 CegarLoopResult]: At program point L890-3(lines 885 893) the Hoare annotation is: false [2020-11-22 13:05:13,573 INFO L270 CegarLoopResult]: At program point L890-4(lines 885 893) the Hoare annotation is: false [2020-11-22 13:05:13,574 INFO L270 CegarLoopResult]: At program point L890-5(lines 885 893) the Hoare annotation is: false [2020-11-22 13:05:13,574 INFO L270 CegarLoopResult]: At program point L230(lines 1 956) 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 13:05:13,574 INFO L274 CegarLoopResult]: For program point L643(lines 643 647) no Hoare annotation was computed. [2020-11-22 13:05:13,574 INFO L274 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2020-11-22 13:05:13,574 INFO L274 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 3) no Hoare annotation was computed. [2020-11-22 13:05:13,574 INFO L270 CegarLoopResult]: At program point L794(lines 794 800) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse1 (= (_ bv1 32) ~pumpRunning~0)) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse5 (= (_ bv0 32) ~pumpRunning~0)) (.cse4 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse2 .cse4 .cse3) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse1 .cse2 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse4) (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse2 .cse5 .cse4))) [2020-11-22 13:05:13,575 INFO L270 CegarLoopResult]: At program point L794-1(lines 794 800) the Hoare annotation is: false [2020-11-22 13:05:13,575 INFO L274 CegarLoopResult]: For program point L728(lines 728 734) no Hoare annotation was computed. [2020-11-22 13:05:13,575 INFO L270 CegarLoopResult]: At program point L794-2(lines 794 800) the Hoare annotation is: false [2020-11-22 13:05:13,575 INFO L270 CegarLoopResult]: At program point L728-1(lines 728 734) the Hoare annotation is: (let ((.cse1 (= (_ bv0 32) ~pumpRunning~0)) (.cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967294 32)))) (.cse0 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) (.cse4 (= (_ bv1 32) ~pumpRunning~0)) (.cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|)) (.cse3 (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)))) (or (and .cse0 (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse3 .cse5) (and .cse0 .cse2 .cse1 .cse3 .cse5) (and (= (_ bv1 32) |ULTIMATE.start_isPumpRunning_#res|) .cse0 .cse4 .cse2 (= (_ bv1 32) ~switchedOnBeforeTS~0) .cse3))) [2020-11-22 13:05:13,575 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 13:05:13,636 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.11 01:05:13 BoogieIcfgContainer [2020-11-22 13:05:13,636 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-11-22 13:05:13,637 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-11-22 13:05:13,637 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-11-22 13:05:13,637 INFO L275 PluginConnector]: Witness Printer initialized [2020-11-22 13:05:13,638 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.11 01:05:02" (3/4) ... [2020-11-22 13:05:13,641 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-11-22 13:05:13,670 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 41 nodes and edges [2020-11-22 13:05:13,675 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2020-11-22 13:05:13,676 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2020-11-22 13:05:13,677 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2020-11-22 13:05:13,678 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-11-22 13:05:13,678 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 13:05:13,681 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2020-11-22 13:05:13,702 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 13:05:13,703 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 13:05:13,703 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 13:05:13,703 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 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == tmp) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == tmp) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:05:13,703 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 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:05:13,704 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 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:05:13,704 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 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:05:13,705 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)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:05:13,705 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)) || (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:05:13,706 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 && 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) [2020-11-22 13:05:13,706 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 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)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:05:13,708 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 && waterLevel == 2bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:05:13,709 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 13:05:13,709 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) || (((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) [2020-11-22 13:05:13,709 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((tmp___0 == 0bv32 && !(tmp == 0bv32)) && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) [2020-11-22 13:05:13,718 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32) [2020-11-22 13:05:13,718 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32) [2020-11-22 13:05:13,795 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_eb727c6e-a2ab-4fbe-ac38-23d9b3d59146/bin/utaipan/witness.graphml [2020-11-22 13:05:13,795 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-11-22 13:05:13,797 INFO L168 Benchmark]: Toolchain (without parser) took 14440.05 ms. Allocated memory was 60.8 MB in the beginning and 121.6 MB in the end (delta: 60.8 MB). Free memory was 40.3 MB in the beginning and 53.3 MB in the end (delta: -12.9 MB). Peak memory consumption was 47.3 MB. Max. memory is 16.1 GB. [2020-11-22 13:05:13,797 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 60.8 MB. Free memory was 41.8 MB in the beginning and 41.8 MB in the end (delta: 32.3 kB). There was no memory consumed. Max. memory is 16.1 GB. [2020-11-22 13:05:13,797 INFO L168 Benchmark]: CACSL2BoogieTranslator took 630.73 ms. Allocated memory is still 60.8 MB. Free memory was 40.1 MB in the beginning and 28.9 MB in the end (delta: 11.2 MB). Peak memory consumption was 14.5 MB. Max. memory is 16.1 GB. [2020-11-22 13:05:13,798 INFO L168 Benchmark]: Boogie Procedure Inliner took 61.57 ms. Allocated memory is still 60.8 MB. Free memory was 28.7 MB in the beginning and 25.5 MB in the end (delta: 3.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. [2020-11-22 13:05:13,799 INFO L168 Benchmark]: Boogie Preprocessor took 100.63 ms. Allocated memory was 60.8 MB in the beginning and 83.9 MB in the end (delta: 23.1 MB). Free memory was 25.5 MB in the beginning and 64.8 MB in the end (delta: -39.3 MB). Peak memory consumption was 4.4 MB. Max. memory is 16.1 GB. [2020-11-22 13:05:13,799 INFO L168 Benchmark]: RCFGBuilder took 2524.51 ms. Allocated memory is still 83.9 MB. Free memory was 64.5 MB in the beginning and 57.6 MB in the end (delta: 6.8 MB). Peak memory consumption was 33.9 MB. Max. memory is 16.1 GB. [2020-11-22 13:05:13,799 INFO L168 Benchmark]: TraceAbstraction took 10957.39 ms. Allocated memory was 83.9 MB in the beginning and 121.6 MB in the end (delta: 37.7 MB). Free memory was 57.1 MB in the beginning and 61.7 MB in the end (delta: -4.6 MB). Peak memory consumption was 63.7 MB. Max. memory is 16.1 GB. [2020-11-22 13:05:13,800 INFO L168 Benchmark]: Witness Printer took 158.54 ms. Allocated memory is still 121.6 MB. Free memory was 61.7 MB in the beginning and 53.3 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 MB. Max. memory is 16.1 GB. [2020-11-22 13:05:13,802 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.14 ms. Allocated memory is still 60.8 MB. Free memory was 41.8 MB in the beginning and 41.8 MB in the end (delta: 32.3 kB). There was no memory consumed. Max. memory is 16.1 GB. * CACSL2BoogieTranslator took 630.73 ms. Allocated memory is still 60.8 MB. Free memory was 40.1 MB in the beginning and 28.9 MB in the end (delta: 11.2 MB). Peak memory consumption was 14.5 MB. Max. memory is 16.1 GB. * Boogie Procedure Inliner took 61.57 ms. Allocated memory is still 60.8 MB. Free memory was 28.7 MB in the beginning and 25.5 MB in the end (delta: 3.2 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.1 GB. * Boogie Preprocessor took 100.63 ms. Allocated memory was 60.8 MB in the beginning and 83.9 MB in the end (delta: 23.1 MB). Free memory was 25.5 MB in the beginning and 64.8 MB in the end (delta: -39.3 MB). Peak memory consumption was 4.4 MB. Max. memory is 16.1 GB. * RCFGBuilder took 2524.51 ms. Allocated memory is still 83.9 MB. Free memory was 64.5 MB in the beginning and 57.6 MB in the end (delta: 6.8 MB). Peak memory consumption was 33.9 MB. Max. memory is 16.1 GB. * TraceAbstraction took 10957.39 ms. Allocated memory was 83.9 MB in the beginning and 121.6 MB in the end (delta: 37.7 MB). Free memory was 57.1 MB in the beginning and 61.7 MB in the end (delta: -4.6 MB). Peak memory consumption was 63.7 MB. Max. memory is 16.1 GB. * Witness Printer took 158.54 ms. Allocated memory is still 121.6 MB. Free memory was 61.7 MB in the beginning and 53.3 MB in the end (delta: 8.4 MB). Peak memory consumption was 8.4 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: 885]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && 0bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 651]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 885]: 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: 885]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 738]: 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 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 153]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 106]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 46]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 717]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: (((((((tmp___0 == 0bv32 && !(tmp == 0bv32)) && splverifierCounter == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && \result == 0bv32) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32) - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 651]: Loop Invariant Derived loop invariant: (((splverifierCounter == 0bv32 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32) - InvariantResult [Line: 885]: Loop Invariant Derived loop invariant: (((((((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)) || (((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 651]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 930]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 874]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 683]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 728]: 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 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == tmp) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || ((((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == tmp) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 787]: Loop Invariant Derived loop invariant: ((((((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)) || (((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: (((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 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) - InvariantResult [Line: 692]: 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: 783]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 756]: 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 && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32))) || (((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 692]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 783]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 185]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 692]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 683]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((1bv32 == \result && splverifierCounter == 0bv32) && 1bv32 == pumpRunning) && 1bv32 == \result) && 1bv32 == switchedOnBeforeTS) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32)) || (((((splverifierCounter == 0bv32 && waterLevel == 2bv32) && 0bv32 == pumpRunning) && 1bv32 == \result) && 2bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 233]: Loop Invariant Derived loop invariant: ((~bvadd64(waterLevel, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 1bv32 == \result) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32 - InvariantResult [Line: 794]: Loop Invariant Derived loop invariant: ((((((splverifierCounter == 0bv32 && 1bv32 == pumpRunning) && 1bv32 == \result) && 0bv32 == ~bvadd64(waterLevel, 4294967294bv32)) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) || ((((splverifierCounter == 0bv32 && 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)) || ((((splverifierCounter == 0bv32 && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32) && 1bv32 == \result) && 0bv32 == pumpRunning) && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) - InvariantResult [Line: 683]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 99 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 7.5s, OverallIterations: 10, TraceHistogramMax: 2, AutomataDifference: 1.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 3.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 835 SDtfs, 1008 SDslu, 1364 SDs, 0 SdLazy, 201 SolverSat, 45 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 863 GetRequests, 818 SyntacticMatches, 1 SemanticMatches, 44 ConstructedPredicates, 0 IntricatePredicates, 1 DeprecatedPredicates, 27 ImplicationChecksByTransitivity, 0.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=214occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 10 MinimizatonAttempts, 432 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 44 LocationsWithAnnotation, 44 PreInvPairs, 114 NumberOfFragments, 994 HoareAnnotationTreeSize, 44 FomulaSimplifications, 31965 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 44 FomulaSimplificationsInter, 3720 FormulaSimplificationTreeSizeReductionInter, 2.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.4s SsaConstructionTime, 1.3s SatisfiabilityAnalysisTime, 0.6s InterpolantComputationTime, 432 NumberOfCodeBlocks, 432 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 840 ConstructedInterpolants, 1 QuantifiedInterpolants, 68079 SizeOfPredicates, 30 NumberOfNonLiveVariables, 2630 ConjunctsInSsa, 47 ConjunctsInUnsatCore, 24 InterpolantComputations, 18 PerfectInterpolantSequences, 78/96 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...