./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec4_product58.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version f470102c Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product58.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 99a0574ff0f23dd43b458f22f446fd063a15f78d ...................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/bin/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/bin/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/bin/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/bin/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec4_product58.cil.c -s /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/bin/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 99a0574ff0f23dd43b458f22f446fd063a15f78d ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-f470102 [2019-12-07 12:38:55,680 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 12:38:55,682 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 12:38:55,689 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 12:38:55,689 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 12:38:55,690 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 12:38:55,691 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 12:38:55,692 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 12:38:55,693 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 12:38:55,694 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 12:38:55,695 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 12:38:55,695 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 12:38:55,696 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 12:38:55,696 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 12:38:55,697 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 12:38:55,698 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 12:38:55,698 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 12:38:55,699 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 12:38:55,700 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 12:38:55,702 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 12:38:55,703 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 12:38:55,703 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 12:38:55,704 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 12:38:55,704 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 12:38:55,706 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 12:38:55,706 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 12:38:55,706 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 12:38:55,707 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 12:38:55,707 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 12:38:55,708 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 12:38:55,708 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 12:38:55,708 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 12:38:55,709 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 12:38:55,709 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 12:38:55,710 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 12:38:55,710 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 12:38:55,710 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 12:38:55,710 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 12:38:55,710 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 12:38:55,711 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 12:38:55,711 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 12:38:55,712 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2019-12-07 12:38:55,721 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 12:38:55,721 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 12:38:55,722 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 12:38:55,722 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 12:38:55,722 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 12:38:55,722 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 12:38:55,722 INFO L138 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2019-12-07 12:38:55,722 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 12:38:55,722 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 12:38:55,723 INFO L138 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2019-12-07 12:38:55,723 INFO L138 SettingsManager]: * Use the RCFG-of-the-future interface=true [2019-12-07 12:38:55,723 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 12:38:55,723 INFO L136 SettingsManager]: Preferences of Sifa differ from their defaults: [2019-12-07 12:38:55,723 INFO L138 SettingsManager]: * Call Summarizer=TopInputCallSummarizer [2019-12-07 12:38:55,723 INFO L138 SettingsManager]: * Simplification Technique=SIMPLIFY_QUICK [2019-12-07 12:38:55,723 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 12:38:55,724 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 12:38:55,724 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-12-07 12:38:55,724 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 12:38:55,724 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 12:38:55,724 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 12:38:55,724 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 12:38:55,724 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 12:38:55,724 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 12:38:55,724 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 12:38:55,725 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 12:38:55,725 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 12:38:55,725 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 12:38:55,725 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 12:38:55,725 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 12:38:55,725 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 12:38:55,725 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 12:38:55,725 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 12:38:55,726 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 12:38:55,726 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 12:38:55,726 INFO L138 SettingsManager]: * Trace refinement strategy=SIFA_TAIPAN [2019-12-07 12:38:55,726 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-12-07 12:38:55,726 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 12:38:55,726 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 12:38:55,726 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 12:38:55,726 INFO L138 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES 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_bf0058db-0c01-4c67-a19a-d0fdc510de88/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(__VERIFIER_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 -> 99a0574ff0f23dd43b458f22f446fd063a15f78d [2019-12-07 12:38:55,827 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 12:38:55,837 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 12:38:55,840 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 12:38:55,841 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 12:38:55,842 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 12:38:55,842 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product58.cil.c [2019-12-07 12:38:55,885 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/bin/utaipan/data/fae48f58a/45594df5d5d74c3cb6a431b3df8024e2/FLAGc1e1b77f0 [2019-12-07 12:38:56,332 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 12:38:56,332 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/sv-benchmarks/c/product-lines/minepump_spec4_product58.cil.c [2019-12-07 12:38:56,342 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/bin/utaipan/data/fae48f58a/45594df5d5d74c3cb6a431b3df8024e2/FLAGc1e1b77f0 [2019-12-07 12:38:56,683 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/bin/utaipan/data/fae48f58a/45594df5d5d74c3cb6a431b3df8024e2 [2019-12-07 12:38:56,689 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 12:38:56,692 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 12:38:56,694 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 12:38:56,694 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 12:38:56,699 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 12:38:56,700 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:38:56" (1/1) ... [2019-12-07 12:38:56,703 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3a523291 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:38:56, skipping insertion in model container [2019-12-07 12:38:56,703 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:38:56" (1/1) ... [2019-12-07 12:38:56,710 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 12:38:56,739 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 12:38:56,945 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 12:38:56,954 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) [2019-12-07 12:38:56,954 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.CACSL2BoogieTranslatorObserver@5a302d8d and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:38:56, skipping insertion in model container [2019-12-07 12:38:56,954 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 12:38:56,955 INFO L184 ToolchainWalker]: Toolchain execution was canceled (user or tool) before executing de.uni_freiburg.informatik.ultimate.boogie.procedureinliner [2019-12-07 12:38:56,956 INFO L168 Benchmark]: Toolchain (without parser) took 265.06 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 944.7 MB in the beginning and 1.1 GB in the end (delta: -146.1 MB). Peak memory consumption was 23.2 MB. Max. memory is 11.5 GB. [2019-12-07 12:38:56,957 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 12:38:56,957 INFO L168 Benchmark]: CACSL2BoogieTranslator took 260.70 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -151.5 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. [2019-12-07 12:38:56,958 INFO L335 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 1.0 GB. Free memory is still 960.8 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 260.70 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 102.8 MB). Free memory was 939.3 MB in the beginning and 1.1 GB in the end (delta: -151.5 MB). Peak memory consumption was 17.8 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - UnsupportedSyntaxResult [Line: 68]: 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 0.1.25-f470102 [2019-12-07 12:38:58,073 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-12-07 12:38:58,074 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-12-07 12:38:58,082 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-12-07 12:38:58,082 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-12-07 12:38:58,083 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-12-07 12:38:58,084 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-12-07 12:38:58,085 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-12-07 12:38:58,086 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-12-07 12:38:58,087 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-12-07 12:38:58,087 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-12-07 12:38:58,088 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-12-07 12:38:58,088 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-12-07 12:38:58,089 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-12-07 12:38:58,090 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-12-07 12:38:58,091 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-12-07 12:38:58,091 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-12-07 12:38:58,092 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-12-07 12:38:58,093 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-12-07 12:38:58,095 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-12-07 12:38:58,096 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-12-07 12:38:58,097 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-12-07 12:38:58,098 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-12-07 12:38:58,098 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-12-07 12:38:58,100 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-12-07 12:38:58,100 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-12-07 12:38:58,101 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-12-07 12:38:58,101 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-12-07 12:38:58,102 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-12-07 12:38:58,102 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-12-07 12:38:58,102 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-12-07 12:38:58,103 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-12-07 12:38:58,103 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-12-07 12:38:58,104 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-12-07 12:38:58,105 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-12-07 12:38:58,105 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-12-07 12:38:58,105 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-12-07 12:38:58,105 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-12-07 12:38:58,105 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-12-07 12:38:58,106 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-12-07 12:38:58,107 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-12-07 12:38:58,107 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/bin/utaipan/config/svcomp-Reach-32bit-Taipan_Bitvector.epf [2019-12-07 12:38:58,117 INFO L113 SettingsManager]: Loading preferences was successful [2019-12-07 12:38:58,117 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-12-07 12:38:58,118 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2019-12-07 12:38:58,118 INFO L138 SettingsManager]: * User list type=DISABLED [2019-12-07 12:38:58,118 INFO L136 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2019-12-07 12:38:58,118 INFO L138 SettingsManager]: * Explicit value domain=true [2019-12-07 12:38:58,119 INFO L138 SettingsManager]: * Octagon Domain=false [2019-12-07 12:38:58,119 INFO L138 SettingsManager]: * Abstract domain=CompoundDomain [2019-12-07 12:38:58,119 INFO L138 SettingsManager]: * Interval Domain=false [2019-12-07 12:38:58,119 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-12-07 12:38:58,120 INFO L138 SettingsManager]: * sizeof long=4 [2019-12-07 12:38:58,120 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-12-07 12:38:58,120 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-12-07 12:38:58,120 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-12-07 12:38:58,120 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-12-07 12:38:58,120 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-12-07 12:38:58,120 INFO L138 SettingsManager]: * Adapt memory model on pointer casts if necessary=true [2019-12-07 12:38:58,121 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-12-07 12:38:58,121 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-12-07 12:38:58,121 INFO L138 SettingsManager]: * sizeof long double=12 [2019-12-07 12:38:58,121 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-12-07 12:38:58,121 INFO L138 SettingsManager]: * Use constant arrays=true [2019-12-07 12:38:58,121 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-12-07 12:38:58,121 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-12-07 12:38:58,121 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-12-07 12:38:58,122 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-12-07 12:38:58,122 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-12-07 12:38:58,122 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-12-07 12:38:58,122 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-12-07 12:38:58,122 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-12-07 12:38:58,122 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-12-07 12:38:58,122 INFO L138 SettingsManager]: * Trace refinement strategy=WALRUS [2019-12-07 12:38:58,123 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-12-07 12:38:58,123 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-12-07 12:38:58,123 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2019-12-07 12:38:58,123 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-12-07 12:38:58,123 INFO L138 SettingsManager]: * Logic for external solver=AUFBV 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_bf0058db-0c01-4c67-a19a-d0fdc510de88/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(__VERIFIER_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 -> 99a0574ff0f23dd43b458f22f446fd063a15f78d [2019-12-07 12:38:58,300 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-12-07 12:38:58,308 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-12-07 12:38:58,310 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-12-07 12:38:58,311 INFO L271 PluginConnector]: Initializing CDTParser... [2019-12-07 12:38:58,311 INFO L275 PluginConnector]: CDTParser initialized [2019-12-07 12:38:58,312 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/bin/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec4_product58.cil.c [2019-12-07 12:38:58,348 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/bin/utaipan/data/b96e529ca/7de8837e02c94990945f5e2307a4b70c/FLAGff80192d3 [2019-12-07 12:38:58,794 INFO L306 CDTParser]: Found 1 translation units. [2019-12-07 12:38:58,795 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/sv-benchmarks/c/product-lines/minepump_spec4_product58.cil.c [2019-12-07 12:38:58,803 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/bin/utaipan/data/b96e529ca/7de8837e02c94990945f5e2307a4b70c/FLAGff80192d3 [2019-12-07 12:38:58,812 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/bin/utaipan/data/b96e529ca/7de8837e02c94990945f5e2307a4b70c [2019-12-07 12:38:58,814 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-12-07 12:38:58,815 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-12-07 12:38:58,816 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-12-07 12:38:58,816 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-12-07 12:38:58,818 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-12-07 12:38:58,818 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:38:58" (1/1) ... [2019-12-07 12:38:58,820 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5b70e7d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:38:58, skipping insertion in model container [2019-12-07 12:38:58,820 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 07.12 12:38:58" (1/1) ... [2019-12-07 12:38:58,825 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-12-07 12:38:58,852 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 12:38:59,065 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 12:38:59,075 INFO L200 MainTranslator]: Restarting translation with changed settings: SettingsChange [mNewPreferredMemoryModel=HoenickeLindenmann_1ByteResolution] [2019-12-07 12:38:59,080 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-12-07 12:38:59,117 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 12:38:59,121 INFO L203 MainTranslator]: Completed pre-run [2019-12-07 12:38:59,159 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-12-07 12:38:59,182 INFO L208 MainTranslator]: Completed translation [2019-12-07 12:38:59,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:38:59 WrapperNode [2019-12-07 12:38:59,182 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-12-07 12:38:59,183 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-12-07 12:38:59,183 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-12-07 12:38:59,183 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-12-07 12:38:59,188 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:38:59" (1/1) ... [2019-12-07 12:38:59,202 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:38:59" (1/1) ... [2019-12-07 12:38:59,229 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-12-07 12:38:59,229 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-12-07 12:38:59,229 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-12-07 12:38:59,230 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-12-07 12:38:59,236 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:38:59" (1/1) ... [2019-12-07 12:38:59,236 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:38:59" (1/1) ... [2019-12-07 12:38:59,240 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:38:59" (1/1) ... [2019-12-07 12:38:59,241 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:38:59" (1/1) ... [2019-12-07 12:38:59,251 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:38:59" (1/1) ... [2019-12-07 12:38:59,258 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:38:59" (1/1) ... [2019-12-07 12:38:59,261 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:38:59" (1/1) ... [2019-12-07 12:38:59,265 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-12-07 12:38:59,265 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-12-07 12:38:59,265 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-12-07 12:38:59,265 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-12-07 12:38:59,266 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:38:59" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/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 [2019-12-07 12:38:59,309 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-12-07 12:38:59,309 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~intINTTYPE1 [2019-12-07 12:38:59,309 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-12-07 12:38:59,309 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-12-07 12:38:59,870 INFO L282 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-12-07 12:38:59,871 INFO L287 CfgBuilder]: Removed 194 assume(true) statements. [2019-12-07 12:38:59,872 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:38:59 BoogieIcfgContainer [2019-12-07 12:38:59,872 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-12-07 12:38:59,873 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-12-07 12:38:59,873 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-12-07 12:38:59,875 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-12-07 12:38:59,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 07.12 12:38:58" (1/3) ... [2019-12-07 12:38:59,875 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11366b91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 12:38:59, skipping insertion in model container [2019-12-07 12:38:59,875 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 07.12 12:38:59" (2/3) ... [2019-12-07 12:38:59,876 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11366b91 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 07.12 12:38:59, skipping insertion in model container [2019-12-07 12:38:59,876 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:38:59" (3/3) ... [2019-12-07 12:38:59,877 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product58.cil.c [2019-12-07 12:38:59,884 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-12-07 12:38:59,889 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-12-07 12:38:59,897 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-12-07 12:38:59,913 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-12-07 12:38:59,913 INFO L374 AbstractCegarLoop]: Hoare is true [2019-12-07 12:38:59,914 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-12-07 12:38:59,914 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-12-07 12:38:59,914 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-12-07 12:38:59,914 INFO L378 AbstractCegarLoop]: Difference is false [2019-12-07 12:38:59,914 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-12-07 12:38:59,914 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-12-07 12:38:59,926 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states. [2019-12-07 12:38:59,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-12-07 12:38:59,930 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:38:59,931 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:38:59,931 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:38:59,935 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:38:59,935 INFO L82 PathProgramCache]: Analyzing trace with hash 1138467236, now seen corresponding path program 1 times [2019-12-07 12:38:59,943 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:38:59,943 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [590953850] [2019-12-07 12:38:59,944 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/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 [2019-12-07 12:39:00,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:39:00,075 INFO L264 TraceCheckSpWp]: Trace formula consists of 176 conjuncts, 1 conjunts are in the unsatisfiable core [2019-12-07 12:39:00,078 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:39:00,092 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:39:00,093 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:39:00,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:39:00,097 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [590953850] [2019-12-07 12:39:00,098 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:39:00,098 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2019-12-07 12:39:00,099 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2088541706] [2019-12-07 12:39:00,103 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-12-07 12:39:00,103 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:39:00,114 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-12-07 12:39:00,114 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 12:39:00,116 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 2 states. [2019-12-07 12:39:00,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:39:00,143 INFO L93 Difference]: Finished difference Result 264 states and 395 transitions. [2019-12-07 12:39:00,143 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-12-07 12:39:00,144 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 16 [2019-12-07 12:39:00,145 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:39:00,155 INFO L225 Difference]: With dead ends: 264 [2019-12-07 12:39:00,155 INFO L226 Difference]: Without dead ends: 131 [2019-12-07 12:39:00,157 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-12-07 12:39:00,170 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2019-12-07 12:39:00,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 131. [2019-12-07 12:39:00,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2019-12-07 12:39:00,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 189 transitions. [2019-12-07 12:39:00,190 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 189 transitions. Word has length 16 [2019-12-07 12:39:00,191 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:39:00,191 INFO L462 AbstractCegarLoop]: Abstraction has 131 states and 189 transitions. [2019-12-07 12:39:00,191 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-12-07 12:39:00,191 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 189 transitions. [2019-12-07 12:39:00,192 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2019-12-07 12:39:00,192 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:39:00,192 INFO L410 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:39:00,392 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2019-12-07 12:39:00,393 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:39:00,393 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:39:00,393 INFO L82 PathProgramCache]: Analyzing trace with hash 1722273200, now seen corresponding path program 1 times [2019-12-07 12:39:00,394 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:39:00,394 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [833082815] [2019-12-07 12:39:00,394 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/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 [2019-12-07 12:39:00,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:39:00,514 INFO L264 TraceCheckSpWp]: Trace formula consists of 177 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 12:39:00,515 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:39:00,530 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:39:00,531 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:39:00,540 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:39:00,540 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [833082815] [2019-12-07 12:39:00,540 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:39:00,540 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 12:39:00,541 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323598390] [2019-12-07 12:39:00,542 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 12:39:00,542 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:39:00,542 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 12:39:00,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 12:39:00,542 INFO L87 Difference]: Start difference. First operand 131 states and 189 transitions. Second operand 4 states. [2019-12-07 12:39:00,555 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:39:00,555 INFO L93 Difference]: Finished difference Result 131 states and 189 transitions. [2019-12-07 12:39:00,556 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 12:39:00,556 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 17 [2019-12-07 12:39:00,556 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:39:00,557 INFO L225 Difference]: With dead ends: 131 [2019-12-07 12:39:00,557 INFO L226 Difference]: Without dead ends: 53 [2019-12-07 12:39:00,558 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 30 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 12:39:00,558 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-12-07 12:39:00,561 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-12-07 12:39:00,562 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-12-07 12:39:00,562 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 76 transitions. [2019-12-07 12:39:00,562 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 76 transitions. Word has length 17 [2019-12-07 12:39:00,562 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:39:00,563 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 76 transitions. [2019-12-07 12:39:00,563 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 12:39:00,563 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 76 transitions. [2019-12-07 12:39:00,563 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 23 [2019-12-07 12:39:00,563 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:39:00,564 INFO L410 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] [2019-12-07 12:39:00,764 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2019-12-07 12:39:00,764 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:39:00,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:39:00,765 INFO L82 PathProgramCache]: Analyzing trace with hash -1529505855, now seen corresponding path program 1 times [2019-12-07 12:39:00,765 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:39:00,765 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1151393690] [2019-12-07 12:39:00,765 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/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 [2019-12-07 12:39:00,864 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:39:00,871 INFO L264 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 12:39:00,872 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:39:00,879 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:39:00,879 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:39:00,885 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:39:00,885 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1151393690] [2019-12-07 12:39:00,886 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:39:00,886 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 4 [2019-12-07 12:39:00,886 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [829391009] [2019-12-07 12:39:00,886 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-12-07 12:39:00,886 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:39:00,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-12-07 12:39:00,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 12:39:00,887 INFO L87 Difference]: Start difference. First operand 53 states and 76 transitions. Second operand 4 states. [2019-12-07 12:39:00,926 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:39:00,926 INFO L93 Difference]: Finished difference Result 100 states and 146 transitions. [2019-12-07 12:39:00,926 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 12:39:00,926 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 22 [2019-12-07 12:39:00,927 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:39:00,927 INFO L225 Difference]: With dead ends: 100 [2019-12-07 12:39:00,928 INFO L226 Difference]: Without dead ends: 53 [2019-12-07 12:39:00,928 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 42 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2019-12-07 12:39:00,929 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2019-12-07 12:39:00,935 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 53. [2019-12-07 12:39:00,935 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2019-12-07 12:39:00,936 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 75 transitions. [2019-12-07 12:39:00,936 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 75 transitions. Word has length 22 [2019-12-07 12:39:00,936 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:39:00,936 INFO L462 AbstractCegarLoop]: Abstraction has 53 states and 75 transitions. [2019-12-07 12:39:00,936 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-12-07 12:39:00,936 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 75 transitions. [2019-12-07 12:39:00,937 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-12-07 12:39:00,937 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:39:00,938 INFO L410 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] [2019-12-07 12:39:01,138 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2019-12-07 12:39:01,139 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:39:01,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:39:01,140 INFO L82 PathProgramCache]: Analyzing trace with hash 583703192, now seen corresponding path program 1 times [2019-12-07 12:39:01,141 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:39:01,142 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1038810191] [2019-12-07 12:39:01,143 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/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 [2019-12-07 12:39:01,412 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:39:01,419 INFO L264 TraceCheckSpWp]: Trace formula consists of 185 conjuncts, 2 conjunts are in the unsatisfiable core [2019-12-07 12:39:01,420 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:39:01,425 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:39:01,426 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:39:01,428 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:39:01,428 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1038810191] [2019-12-07 12:39:01,428 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:39:01,428 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3, 3] imperfect sequences [] total 3 [2019-12-07 12:39:01,428 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [960028332] [2019-12-07 12:39:01,429 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-12-07 12:39:01,429 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:39:01,429 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-12-07 12:39:01,429 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 12:39:01,429 INFO L87 Difference]: Start difference. First operand 53 states and 75 transitions. Second operand 3 states. [2019-12-07 12:39:01,477 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:39:01,478 INFO L93 Difference]: Finished difference Result 121 states and 174 transitions. [2019-12-07 12:39:01,478 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-12-07 12:39:01,478 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 24 [2019-12-07 12:39:01,478 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:39:01,479 INFO L225 Difference]: With dead ends: 121 [2019-12-07 12:39:01,479 INFO L226 Difference]: Without dead ends: 74 [2019-12-07 12:39:01,479 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 45 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-12-07 12:39:01,480 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 74 states. [2019-12-07 12:39:01,485 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 74 to 72. [2019-12-07 12:39:01,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 72 states. [2019-12-07 12:39:01,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 72 states to 72 states and 101 transitions. [2019-12-07 12:39:01,486 INFO L78 Accepts]: Start accepts. Automaton has 72 states and 101 transitions. Word has length 24 [2019-12-07 12:39:01,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:39:01,487 INFO L462 AbstractCegarLoop]: Abstraction has 72 states and 101 transitions. [2019-12-07 12:39:01,487 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-12-07 12:39:01,487 INFO L276 IsEmpty]: Start isEmpty. Operand 72 states and 101 transitions. [2019-12-07 12:39:01,487 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 31 [2019-12-07 12:39:01,488 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:39:01,488 INFO L410 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] [2019-12-07 12:39:01,688 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2019-12-07 12:39:01,690 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:39:01,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:39:01,691 INFO L82 PathProgramCache]: Analyzing trace with hash -198690772, now seen corresponding path program 1 times [2019-12-07 12:39:01,692 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:39:01,693 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1216442228] [2019-12-07 12:39:01,693 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/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 [2019-12-07 12:39:01,918 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:39:01,925 INFO L264 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 12:39:01,927 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:39:01,943 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:39:01,944 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:39:01,976 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:39:01,977 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1216442228] [2019-12-07 12:39:01,977 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:39:01,977 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 7 [2019-12-07 12:39:01,977 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [980353334] [2019-12-07 12:39:01,978 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 12:39:01,978 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:39:01,978 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 12:39:01,978 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 12:39:01,979 INFO L87 Difference]: Start difference. First operand 72 states and 101 transitions. Second operand 8 states. [2019-12-07 12:39:02,250 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:39:02,250 INFO L93 Difference]: Finished difference Result 536 states and 778 transitions. [2019-12-07 12:39:02,251 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2019-12-07 12:39:02,251 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 30 [2019-12-07 12:39:02,251 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:39:02,254 INFO L225 Difference]: With dead ends: 536 [2019-12-07 12:39:02,254 INFO L226 Difference]: Without dead ends: 470 [2019-12-07 12:39:02,255 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 66 GetRequests, 52 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 28 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=77, Invalid=163, Unknown=0, NotChecked=0, Total=240 [2019-12-07 12:39:02,256 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2019-12-07 12:39:02,274 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 173. [2019-12-07 12:39:02,275 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 173 states. [2019-12-07 12:39:02,275 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 240 transitions. [2019-12-07 12:39:02,276 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 240 transitions. Word has length 30 [2019-12-07 12:39:02,276 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:39:02,276 INFO L462 AbstractCegarLoop]: Abstraction has 173 states and 240 transitions. [2019-12-07 12:39:02,276 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 12:39:02,276 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 240 transitions. [2019-12-07 12:39:02,278 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2019-12-07 12:39:02,278 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:39:02,278 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:39:02,479 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2019-12-07 12:39:02,480 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:39:02,480 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:39:02,481 INFO L82 PathProgramCache]: Analyzing trace with hash 731988412, now seen corresponding path program 1 times [2019-12-07 12:39:02,482 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:39:02,483 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1465667356] [2019-12-07 12:39:02,484 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/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 [2019-12-07 12:39:02,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:39:02,716 INFO L264 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 3 conjunts are in the unsatisfiable core [2019-12-07 12:39:02,719 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:39:02,731 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 17 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:39:02,731 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:39:02,753 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 17 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-12-07 12:39:02,753 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1465667356] [2019-12-07 12:39:02,753 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [1328593798] [2019-12-07 12:39:02,753 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/bin/utaipan/cvc4 Starting monitored process 8 with cvc4 --incremental --print-success --lang smt --rewrite-divk (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 12:39:02,848 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:39:02,851 INFO L264 TraceCheckSpWp]: Trace formula consists of 226 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 12:39:02,853 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:39:02,877 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-07 12:39:02,877 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:39:02,881 INFO L134 CoverageAnalysis]: Checked inductivity of 22 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2019-12-07 12:39:02,881 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 2 imperfect interpolant sequences. [2019-12-07 12:39:02,881 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [3, 3] total 9 [2019-12-07 12:39:02,881 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1772783231] [2019-12-07 12:39:02,882 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 12:39:02,882 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:39:02,882 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 12:39:02,882 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2019-12-07 12:39:02,882 INFO L87 Difference]: Start difference. First operand 173 states and 240 transitions. Second operand 5 states. [2019-12-07 12:39:03,031 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:39:03,031 INFO L93 Difference]: Finished difference Result 423 states and 597 transitions. [2019-12-07 12:39:03,031 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2019-12-07 12:39:03,031 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 53 [2019-12-07 12:39:03,032 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:39:03,034 INFO L225 Difference]: With dead ends: 423 [2019-12-07 12:39:03,034 INFO L226 Difference]: Without dead ends: 421 [2019-12-07 12:39:03,035 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 215 GetRequests, 204 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 11 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=118, Unknown=0, NotChecked=0, Total=156 [2019-12-07 12:39:03,036 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 421 states. [2019-12-07 12:39:03,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 421 to 173. [2019-12-07 12:39:03,055 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 173 states. [2019-12-07 12:39:03,056 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 173 states to 173 states and 239 transitions. [2019-12-07 12:39:03,056 INFO L78 Accepts]: Start accepts. Automaton has 173 states and 239 transitions. Word has length 53 [2019-12-07 12:39:03,056 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:39:03,056 INFO L462 AbstractCegarLoop]: Abstraction has 173 states and 239 transitions. [2019-12-07 12:39:03,057 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 12:39:03,057 INFO L276 IsEmpty]: Start isEmpty. Operand 173 states and 239 transitions. [2019-12-07 12:39:03,058 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-07 12:39:03,059 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:39:03,059 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:39:03,462 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3,8 cvc4 --incremental --print-success --lang smt --rewrite-divk [2019-12-07 12:39:03,464 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:39:03,464 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:39:03,464 INFO L82 PathProgramCache]: Analyzing trace with hash -1233125419, now seen corresponding path program 1 times [2019-12-07 12:39:03,465 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:39:03,466 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [891499680] [2019-12-07 12:39:03,466 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/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 [2019-12-07 12:39:03,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:39:03,610 INFO L264 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 12:39:03,613 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:39:03,626 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-07 12:39:03,626 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:39:03,630 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-07 12:39:03,630 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [891499680] [2019-12-07 12:39:03,630 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:39:03,631 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 5 [2019-12-07 12:39:03,631 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [763985426] [2019-12-07 12:39:03,631 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-12-07 12:39:03,631 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:39:03,631 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-12-07 12:39:03,632 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-12-07 12:39:03,632 INFO L87 Difference]: Start difference. First operand 173 states and 239 transitions. Second operand 5 states. [2019-12-07 12:39:03,687 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:39:03,687 INFO L93 Difference]: Finished difference Result 462 states and 633 transitions. [2019-12-07 12:39:03,688 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2019-12-07 12:39:03,688 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 54 [2019-12-07 12:39:03,688 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:39:03,689 INFO L225 Difference]: With dead ends: 462 [2019-12-07 12:39:03,689 INFO L226 Difference]: Without dead ends: 295 [2019-12-07 12:39:03,690 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 110 GetRequests, 105 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 12:39:03,690 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 295 states. [2019-12-07 12:39:03,701 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 295 to 188. [2019-12-07 12:39:03,702 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 188 states. [2019-12-07 12:39:03,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 188 states to 188 states and 254 transitions. [2019-12-07 12:39:03,702 INFO L78 Accepts]: Start accepts. Automaton has 188 states and 254 transitions. Word has length 54 [2019-12-07 12:39:03,703 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:39:03,703 INFO L462 AbstractCegarLoop]: Abstraction has 188 states and 254 transitions. [2019-12-07 12:39:03,703 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-12-07 12:39:03,703 INFO L276 IsEmpty]: Start isEmpty. Operand 188 states and 254 transitions. [2019-12-07 12:39:03,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2019-12-07 12:39:03,704 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:39:03,704 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:39:03,904 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2019-12-07 12:39:03,906 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:39:03,906 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:39:03,907 INFO L82 PathProgramCache]: Analyzing trace with hash 817858579, now seen corresponding path program 1 times [2019-12-07 12:39:03,908 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:39:03,909 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [328616026] [2019-12-07 12:39:03,909 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/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 [2019-12-07 12:39:04,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:39:04,081 INFO L264 TraceCheckSpWp]: Trace formula consists of 230 conjuncts, 4 conjunts are in the unsatisfiable core [2019-12-07 12:39:04,083 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:39:04,093 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-07 12:39:04,093 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:39:04,104 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2019-12-07 12:39:04,104 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [328616026] [2019-12-07 12:39:04,104 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:39:04,104 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4, 4] imperfect sequences [] total 6 [2019-12-07 12:39:04,104 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1805851474] [2019-12-07 12:39:04,105 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-12-07 12:39:04,105 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:39:04,105 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-12-07 12:39:04,105 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2019-12-07 12:39:04,105 INFO L87 Difference]: Start difference. First operand 188 states and 254 transitions. Second operand 6 states. [2019-12-07 12:39:04,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:39:04,149 INFO L93 Difference]: Finished difference Result 426 states and 575 transitions. [2019-12-07 12:39:04,149 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 12:39:04,149 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 54 [2019-12-07 12:39:04,149 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:39:04,150 INFO L225 Difference]: With dead ends: 426 [2019-12-07 12:39:04,150 INFO L226 Difference]: Without dead ends: 244 [2019-12-07 12:39:04,151 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 108 GetRequests, 103 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-12-07 12:39:04,151 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 244 states. [2019-12-07 12:39:04,161 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 244 to 158. [2019-12-07 12:39:04,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2019-12-07 12:39:04,162 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 209 transitions. [2019-12-07 12:39:04,162 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 209 transitions. Word has length 54 [2019-12-07 12:39:04,162 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:39:04,162 INFO L462 AbstractCegarLoop]: Abstraction has 158 states and 209 transitions. [2019-12-07 12:39:04,162 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-12-07 12:39:04,163 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 209 transitions. [2019-12-07 12:39:04,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2019-12-07 12:39:04,163 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:39:04,163 INFO L410 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-12-07 12:39:04,364 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 mathsat -unsat_core_generation=3 [2019-12-07 12:39:04,365 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:39:04,365 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:39:04,366 INFO L82 PathProgramCache]: Analyzing trace with hash 473466575, now seen corresponding path program 1 times [2019-12-07 12:39:04,367 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:39:04,367 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [816762674] [2019-12-07 12:39:04,368 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/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 [2019-12-07 12:39:04,519 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:39:04,528 INFO L264 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 12:39:04,530 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:39:04,549 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 12:39:04,549 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:39:04,552 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-12-07 12:39:04,569 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 3 proven. 6 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 12:39:04,569 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [816762674] [2019-12-07 12:39:04,569 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleCvc4 [518757882] [2019-12-07 12:39:04,570 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/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 [2019-12-07 12:39:04,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:39:04,663 INFO L264 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 11 conjunts are in the unsatisfiable core [2019-12-07 12:39:04,664 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:39:04,700 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 12:39:04,700 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:39:04,727 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 12:39:04,728 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2092563341] [2019-12-07 12:39:04,728 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/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 [2019-12-07 12:39:04,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:39:04,849 INFO L264 TraceCheckSpWp]: Trace formula consists of 232 conjuncts, 7 conjunts are in the unsatisfiable core [2019-12-07 12:39:04,851 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:39:04,861 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 12:39:04,861 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:39:04,871 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 0 proven. 9 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2019-12-07 12:39:04,871 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 6 imperfect interpolant sequences. [2019-12-07 12:39:04,871 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5, 6, 5, 5, 5] total 12 [2019-12-07 12:39:04,871 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1444145683] [2019-12-07 12:39:04,872 INFO L442 AbstractCegarLoop]: Interpolant automaton has 13 states [2019-12-07 12:39:04,872 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:39:04,872 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2019-12-07 12:39:04,872 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=126, Unknown=0, NotChecked=0, Total=156 [2019-12-07 12:39:04,872 INFO L87 Difference]: Start difference. First operand 158 states and 209 transitions. Second operand 13 states. [2019-12-07 12:39:06,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:39:06,569 INFO L93 Difference]: Finished difference Result 1916 states and 2593 transitions. [2019-12-07 12:39:06,569 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 74 states. [2019-12-07 12:39:06,569 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 55 [2019-12-07 12:39:06,569 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:39:06,579 INFO L225 Difference]: With dead ends: 1916 [2019-12-07 12:39:06,579 INFO L226 Difference]: Without dead ends: 1788 [2019-12-07 12:39:06,583 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 389 GetRequests, 313 SyntacticMatches, 0 SemanticMatches, 76 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2201 ImplicationChecksByTransitivity, 0.8s TimeCoverageRelationStatistics Valid=1070, Invalid=4936, Unknown=0, NotChecked=0, Total=6006 [2019-12-07 12:39:06,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1788 states. [2019-12-07 12:39:06,618 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1788 to 283. [2019-12-07 12:39:06,618 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 283 states. [2019-12-07 12:39:06,619 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 283 states to 283 states and 380 transitions. [2019-12-07 12:39:06,619 INFO L78 Accepts]: Start accepts. Automaton has 283 states and 380 transitions. Word has length 55 [2019-12-07 12:39:06,619 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:39:06,619 INFO L462 AbstractCegarLoop]: Abstraction has 283 states and 380 transitions. [2019-12-07 12:39:06,619 INFO L463 AbstractCegarLoop]: Interpolant automaton has 13 states. [2019-12-07 12:39:06,620 INFO L276 IsEmpty]: Start isEmpty. Operand 283 states and 380 transitions. [2019-12-07 12:39:06,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2019-12-07 12:39:06,620 INFO L402 BasicCegarLoop]: Found error trace [2019-12-07 12:39:06,620 INFO L410 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 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] [2019-12-07 12:39:07,221 WARN L499 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 [2019-12-07 12:39:07,221 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-12-07 12:39:07,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-12-07 12:39:07,222 INFO L82 PathProgramCache]: Analyzing trace with hash -1812186074, now seen corresponding path program 1 times [2019-12-07 12:39:07,222 INFO L163 FreeRefinementEngine]: Executing refinement strategy WALRUS [2019-12-07 12:39:07,222 INFO L348 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [101320550] [2019-12-07 12:39:07,222 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/bin/utaipan/mathsat Starting monitored process 14 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with mathsat -unsat_core_generation=3 [2019-12-07 12:39:07,319 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-12-07 12:39:07,328 INFO L264 TraceCheckSpWp]: Trace formula consists of 260 conjuncts, 5 conjunts are in the unsatisfiable core [2019-12-07 12:39:07,330 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2019-12-07 12:39:07,343 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-07 12:39:07,343 INFO L329 TraceCheckSpWp]: Computing backward predicates... [2019-12-07 12:39:07,361 INFO L134 CoverageAnalysis]: Checked inductivity of 49 backedges. 34 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2019-12-07 12:39:07,361 INFO L348 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [101320550] [2019-12-07 12:39:07,361 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2019-12-07 12:39:07,362 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5, 5] imperfect sequences [] total 8 [2019-12-07 12:39:07,362 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [702606114] [2019-12-07 12:39:07,362 INFO L442 AbstractCegarLoop]: Interpolant automaton has 8 states [2019-12-07 12:39:07,362 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WALRUS [2019-12-07 12:39:07,362 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2019-12-07 12:39:07,362 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2019-12-07 12:39:07,362 INFO L87 Difference]: Start difference. First operand 283 states and 380 transitions. Second operand 8 states. [2019-12-07 12:39:07,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-12-07 12:39:07,399 INFO L93 Difference]: Finished difference Result 456 states and 603 transitions. [2019-12-07 12:39:07,399 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-12-07 12:39:07,399 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 76 [2019-12-07 12:39:07,400 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-12-07 12:39:07,400 INFO L225 Difference]: With dead ends: 456 [2019-12-07 12:39:07,400 INFO L226 Difference]: Without dead ends: 0 [2019-12-07 12:39:07,400 INFO L630 BasicCegarLoop]: 0 DeclaredPredicates, 154 GetRequests, 146 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=31, Invalid=59, Unknown=0, NotChecked=0, Total=90 [2019-12-07 12:39:07,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-12-07 12:39:07,401 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-12-07 12:39:07,401 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-12-07 12:39:07,401 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-12-07 12:39:07,401 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 76 [2019-12-07 12:39:07,401 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-12-07 12:39:07,401 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-12-07 12:39:07,401 INFO L463 AbstractCegarLoop]: Interpolant automaton has 8 states. [2019-12-07 12:39:07,401 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-12-07 12:39:07,401 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-12-07 12:39:07,602 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 mathsat -unsat_core_generation=3 [2019-12-07 12:39:07,606 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-12-07 12:39:07,740 WARN L192 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 78 [2019-12-07 12:39:08,506 WARN L192 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 23 [2019-12-07 12:39:08,922 WARN L192 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 33 [2019-12-07 12:39:09,287 WARN L192 SmtUtils]: Spent 362.00 ms on a formula simplification. DAG size of input: 83 DAG size of output: 37 [2019-12-07 12:39:09,724 WARN L192 SmtUtils]: Spent 434.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 33 [2019-12-07 12:39:10,066 WARN L192 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 31 [2019-12-07 12:39:10,553 WARN L192 SmtUtils]: Spent 435.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 33 [2019-12-07 12:39:10,915 WARN L192 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 63 DAG size of output: 30 [2019-12-07 12:39:11,324 WARN L192 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 34 [2019-12-07 12:39:11,805 WARN L192 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 29 [2019-12-07 12:39:11,808 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 439) no Hoare annotation was computed. [2019-12-07 12:39:11,809 INFO L246 CegarLoopResult]: For program point L928(lines 927 974) no Hoare annotation was computed. [2019-12-07 12:39:11,809 INFO L246 CegarLoopResult]: For program point L796(lines 796 802) no Hoare annotation was computed. [2019-12-07 12:39:11,809 INFO L246 CegarLoopResult]: For program point L763(lines 763 771) no Hoare annotation was computed. [2019-12-07 12:39:11,809 INFO L246 CegarLoopResult]: For program point L796-2(lines 796 802) no Hoare annotation was computed. [2019-12-07 12:39:11,809 INFO L246 CegarLoopResult]: For program point L763-1(lines 763 771) no Hoare annotation was computed. [2019-12-07 12:39:11,809 INFO L246 CegarLoopResult]: For program point L763-2(lines 763 771) no Hoare annotation was computed. [2019-12-07 12:39:11,809 INFO L246 CegarLoopResult]: For program point L796-4(lines 796 802) no Hoare annotation was computed. [2019-12-07 12:39:11,809 INFO L246 CegarLoopResult]: For program point L796-6(lines 796 802) no Hoare annotation was computed. [2019-12-07 12:39:11,809 INFO L246 CegarLoopResult]: For program point L796-8(lines 796 802) no Hoare annotation was computed. [2019-12-07 12:39:11,809 INFO L246 CegarLoopResult]: For program point L796-10(lines 796 802) no Hoare annotation was computed. [2019-12-07 12:39:11,809 INFO L246 CegarLoopResult]: For program point L929(lines 929 933) no Hoare annotation was computed. [2019-12-07 12:39:11,809 INFO L242 CegarLoopResult]: At program point L830(lines 825 833) the Hoare annotation is: false [2019-12-07 12:39:11,809 INFO L242 CegarLoopResult]: At program point L830-1(lines 825 833) the Hoare annotation is: false [2019-12-07 12:39:11,809 INFO L242 CegarLoopResult]: At program point L830-2(lines 825 833) the Hoare annotation is: false [2019-12-07 12:39:11,809 INFO L242 CegarLoopResult]: At program point L566-2(lines 566 580) the Hoare annotation is: false [2019-12-07 12:39:11,809 INFO L246 CegarLoopResult]: For program point L567(line 567) no Hoare annotation was computed. [2019-12-07 12:39:11,810 INFO L246 CegarLoopResult]: For program point L534(lines 534 540) no Hoare annotation was computed. [2019-12-07 12:39:11,810 INFO L246 CegarLoopResult]: For program point L534-1(lines 534 540) no Hoare annotation was computed. [2019-12-07 12:39:11,810 INFO L246 CegarLoopResult]: For program point L534-2(lines 534 540) no Hoare annotation was computed. [2019-12-07 12:39:11,810 INFO L246 CegarLoopResult]: For program point L534-3(lines 534 540) no Hoare annotation was computed. [2019-12-07 12:39:11,810 INFO L246 CegarLoopResult]: For program point L534-4(lines 534 540) no Hoare annotation was computed. [2019-12-07 12:39:11,810 INFO L246 CegarLoopResult]: For program point L534-5(lines 534 540) no Hoare annotation was computed. [2019-12-07 12:39:11,810 INFO L246 CegarLoopResult]: For program point L898(lines 898 902) no Hoare annotation was computed. [2019-12-07 12:39:11,810 INFO L246 CegarLoopResult]: For program point L898-2(lines 898 902) no Hoare annotation was computed. [2019-12-07 12:39:11,810 INFO L246 CegarLoopResult]: For program point L898-3(lines 898 902) no Hoare annotation was computed. [2019-12-07 12:39:11,810 INFO L246 CegarLoopResult]: For program point L733(lines 733 750) no Hoare annotation was computed. [2019-12-07 12:39:11,810 INFO L246 CegarLoopResult]: For program point L898-5(lines 898 902) no Hoare annotation was computed. [2019-12-07 12:39:11,810 INFO L246 CegarLoopResult]: For program point L733-1(lines 733 750) no Hoare annotation was computed. [2019-12-07 12:39:11,810 INFO L246 CegarLoopResult]: For program point L898-6(lines 898 902) no Hoare annotation was computed. [2019-12-07 12:39:11,810 INFO L246 CegarLoopResult]: For program point L733-2(lines 733 750) no Hoare annotation was computed. [2019-12-07 12:39:11,810 INFO L246 CegarLoopResult]: For program point L733-3(lines 733 750) no Hoare annotation was computed. [2019-12-07 12:39:11,810 INFO L246 CegarLoopResult]: For program point L898-8(lines 898 902) no Hoare annotation was computed. [2019-12-07 12:39:11,810 INFO L246 CegarLoopResult]: For program point L733-4(lines 733 750) no Hoare annotation was computed. [2019-12-07 12:39:11,810 INFO L246 CegarLoopResult]: For program point L733-5(lines 733 750) no Hoare annotation was computed. [2019-12-07 12:39:11,811 INFO L246 CegarLoopResult]: For program point L469(lines 469 473) no Hoare annotation was computed. [2019-12-07 12:39:11,811 INFO L246 CegarLoopResult]: For program point L965(lines 965 969) no Hoare annotation was computed. [2019-12-07 12:39:11,811 INFO L242 CegarLoopResult]: At program point L965-2(lines 701 707) the Hoare annotation is: (let ((.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 .cse3 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse1 .cse4 .cse3) (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse1 .cse4 .cse3 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 (_ bv0 32)))) (and .cse0 .cse2 .cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) .cse3))) [2019-12-07 12:39:11,811 INFO L242 CegarLoopResult]: At program point L701(lines 700 719) the Hoare annotation is: (let ((.cse3 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse0 .cse1 .cse2 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 (_ bv0 32)))) (and .cse3 .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse2) (and .cse3 .cse1 .cse0 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) .cse2))) [2019-12-07 12:39:11,811 INFO L246 CegarLoopResult]: For program point L701-1(lines 701 707) no Hoare annotation was computed. [2019-12-07 12:39:11,811 INFO L242 CegarLoopResult]: At program point L701-2(lines 700 719) the Hoare annotation is: false [2019-12-07 12:39:11,811 INFO L242 CegarLoopResult]: At program point L701-3(lines 700 719) the Hoare annotation is: false [2019-12-07 12:39:11,811 INFO L246 CegarLoopResult]: For program point L570(lines 570 574) no Hoare annotation was computed. [2019-12-07 12:39:11,811 INFO L246 CegarLoopResult]: For program point L570-1(lines 701 707) no Hoare annotation was computed. [2019-12-07 12:39:11,811 INFO L246 CegarLoopResult]: For program point L439(line 439) no Hoare annotation was computed. [2019-12-07 12:39:11,811 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 439) no Hoare annotation was computed. [2019-12-07 12:39:11,811 INFO L246 CegarLoopResult]: For program point L439-1(line 439) no Hoare annotation was computed. [2019-12-07 12:39:11,811 INFO L246 CegarLoopResult]: For program point L439-2(line 439) no Hoare annotation was computed. [2019-12-07 12:39:11,812 INFO L246 CegarLoopResult]: For program point L737(lines 737 745) no Hoare annotation was computed. [2019-12-07 12:39:11,812 INFO L246 CegarLoopResult]: For program point L737-1(lines 737 745) no Hoare annotation was computed. [2019-12-07 12:39:11,812 INFO L246 CegarLoopResult]: For program point L737-2(lines 737 745) no Hoare annotation was computed. [2019-12-07 12:39:11,812 INFO L246 CegarLoopResult]: For program point L737-3(lines 737 745) no Hoare annotation was computed. [2019-12-07 12:39:11,812 INFO L246 CegarLoopResult]: For program point L737-4(lines 737 745) no Hoare annotation was computed. [2019-12-07 12:39:11,812 INFO L246 CegarLoopResult]: For program point L737-5(lines 737 745) no Hoare annotation was computed. [2019-12-07 12:39:11,812 INFO L242 CegarLoopResult]: At program point L539(lines 530 543) the Hoare annotation is: false [2019-12-07 12:39:11,812 INFO L242 CegarLoopResult]: At program point L539-1(lines 530 543) the Hoare annotation is: (let ((.cse3 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse4 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 (= ~waterLevel~0 (_ bv2 32)) .cse2) (and .cse3 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse0 .cse4 .cse1 .cse2 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 (_ bv0 32)))) (and .cse3 .cse0 .cse1 .cse4 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) .cse2))) [2019-12-07 12:39:11,812 INFO L242 CegarLoopResult]: At program point L539-2(lines 530 543) the Hoare annotation is: false [2019-12-07 12:39:11,812 INFO L242 CegarLoopResult]: At program point L539-3(lines 530 543) the Hoare annotation is: false [2019-12-07 12:39:11,812 INFO L242 CegarLoopResult]: At program point L539-4(lines 530 543) the Hoare annotation is: false [2019-12-07 12:39:11,812 INFO L242 CegarLoopResult]: At program point L539-5(lines 530 543) the Hoare annotation is: false [2019-12-07 12:39:11,812 INFO L246 CegarLoopResult]: For program point L937(lines 937 943) no Hoare annotation was computed. [2019-12-07 12:39:11,812 INFO L242 CegarLoopResult]: At program point L937-1(lines 937 943) the Hoare annotation is: (let ((.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 .cse3 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse1 .cse4 .cse3) (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse1 .cse4 .cse3 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 (_ bv0 32)))) (and .cse0 .cse2 .cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) .cse3))) [2019-12-07 12:39:11,812 INFO L242 CegarLoopResult]: At program point L904(lines 889 907) the Hoare annotation is: (and (= (_ bv0 32) (bvadd ULTIMATE.start_isLowWaterLevel_~tmp___0~2 (_ bv4294967295 32))) (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (= (bvadd |ULTIMATE.start_isLowWaterLevel_#res| (_ bv4294967295 32)) (_ bv0 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (= ULTIMATE.start_isLowWaterLevel_~tmp~9 (_ bv0 32)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 (_ bv0 32)))) [2019-12-07 12:39:11,813 INFO L242 CegarLoopResult]: At program point L904-1(lines 889 907) the Hoare annotation is: false [2019-12-07 12:39:11,813 INFO L242 CegarLoopResult]: At program point L904-2(lines 889 907) the Hoare annotation is: false [2019-12-07 12:39:11,813 INFO L242 CegarLoopResult]: At program point L708(lines 708 714) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|) (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp~8 (_ bv4294967295 32))) .cse0 .cse1 .cse2 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) .cse3) (and .cse0 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse1 .cse2 .cse3 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 (_ bv0 32)))) (and .cse1 (= ~waterLevel~0 (_ bv2 32)) .cse3))) [2019-12-07 12:39:11,813 INFO L242 CegarLoopResult]: At program point L708-1(lines 708 714) the Hoare annotation is: false [2019-12-07 12:39:11,813 INFO L246 CegarLoopResult]: For program point L642(lines 642 649) no Hoare annotation was computed. [2019-12-07 12:39:11,813 INFO L242 CegarLoopResult]: At program point L708-2(lines 708 714) the Hoare annotation is: false [2019-12-07 12:39:11,813 INFO L249 CegarLoopResult]: At program point L642-1(lines 642 649) the Hoare annotation is: true [2019-12-07 12:39:11,813 INFO L242 CegarLoopResult]: At program point L975(lines 926 976) the Hoare annotation is: false [2019-12-07 12:39:11,813 INFO L242 CegarLoopResult]: At program point L678(lines 1 982) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 12:39:11,813 INFO L246 CegarLoopResult]: For program point L481(lines 481 485) no Hoare annotation was computed. [2019-12-07 12:39:11,813 INFO L246 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-12-07 12:39:11,813 INFO L246 CegarLoopResult]: For program point L879(lines 879 883) no Hoare annotation was computed. [2019-12-07 12:39:11,813 INFO L246 CegarLoopResult]: For program point L879-2(lines 879 883) no Hoare annotation was computed. [2019-12-07 12:39:11,813 INFO L246 CegarLoopResult]: For program point L879-3(lines 879 883) no Hoare annotation was computed. [2019-12-07 12:39:11,813 INFO L246 CegarLoopResult]: For program point L879-5(lines 879 883) no Hoare annotation was computed. [2019-12-07 12:39:11,813 INFO L246 CegarLoopResult]: For program point L879-6(lines 879 883) no Hoare annotation was computed. [2019-12-07 12:39:11,813 INFO L242 CegarLoopResult]: At program point L615(lines 611 617) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 12:39:11,814 INFO L246 CegarLoopResult]: For program point L879-8(lines 879 883) no Hoare annotation was computed. [2019-12-07 12:39:11,814 INFO L246 CegarLoopResult]: For program point L879-9(lines 879 883) no Hoare annotation was computed. [2019-12-07 12:39:11,814 INFO L242 CegarLoopResult]: At program point L549(lines 544 552) the Hoare annotation is: (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= |ULTIMATE.start_isLowWaterSensorDry_#res| (_ bv0 32)) (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)) (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 (_ bv0 32)))) [2019-12-07 12:39:11,814 INFO L242 CegarLoopResult]: At program point L549-1(lines 544 552) the Hoare annotation is: false [2019-12-07 12:39:11,814 INFO L246 CegarLoopResult]: For program point L879-11(lines 879 883) no Hoare annotation was computed. [2019-12-07 12:39:11,814 INFO L242 CegarLoopResult]: At program point L549-2(lines 544 552) the Hoare annotation is: false [2019-12-07 12:39:11,814 INFO L246 CegarLoopResult]: For program point L879-12(lines 879 883) no Hoare annotation was computed. [2019-12-07 12:39:11,814 INFO L246 CegarLoopResult]: For program point L417(lines 417 430) no Hoare annotation was computed. [2019-12-07 12:39:11,814 INFO L246 CegarLoopResult]: For program point L879-14(lines 879 883) no Hoare annotation was computed. [2019-12-07 12:39:11,814 INFO L242 CegarLoopResult]: At program point L417-1(lines 1 982) the Hoare annotation is: (let ((.cse2 (= (_ bv0 32) ~pumpRunning~0)) (.cse3 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 (_ bv0 32)))) (and .cse2 .cse3 .cse0 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) .cse1) (and (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 (_ bv4294967295 32)) (_ bv0 32)) .cse2 .cse3 .cse0 .cse1 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)))) [2019-12-07 12:39:11,814 INFO L246 CegarLoopResult]: For program point L879-15(lines 879 883) no Hoare annotation was computed. [2019-12-07 12:39:11,814 INFO L246 CegarLoopResult]: For program point L417-2(lines 417 430) no Hoare annotation was computed. [2019-12-07 12:39:11,814 INFO L242 CegarLoopResult]: At program point L417-3(lines 1 982) the Hoare annotation is: false [2019-12-07 12:39:11,814 INFO L246 CegarLoopResult]: For program point L879-17(lines 879 883) no Hoare annotation was computed. [2019-12-07 12:39:11,814 INFO L246 CegarLoopResult]: For program point L417-4(lines 417 430) no Hoare annotation was computed. [2019-12-07 12:39:11,814 INFO L242 CegarLoopResult]: At program point L417-5(lines 1 982) the Hoare annotation is: false [2019-12-07 12:39:11,814 INFO L246 CegarLoopResult]: For program point L947(lines 947 953) no Hoare annotation was computed. [2019-12-07 12:39:11,815 INFO L242 CegarLoopResult]: At program point L947-1(lines 947 953) the Hoare annotation is: (let ((.cse4 (= ~waterLevel~0 (_ bv2 32))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse2 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse3 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 (= (bvadd ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 (_ bv4294967295 32)) (_ bv0 32)) .cse1 .cse2 .cse3 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and .cse0 .cse1 .cse4 .cse3) (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse1 .cse4 .cse3 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 (_ bv0 32)))) (and .cse0 .cse2 .cse1 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) .cse3))) [2019-12-07 12:39:11,815 INFO L249 CegarLoopResult]: At program point L651(lines 632 654) the Hoare annotation is: true [2019-12-07 12:39:11,815 INFO L246 CegarLoopResult]: For program point L421(lines 421 427) no Hoare annotation was computed. [2019-12-07 12:39:11,815 INFO L246 CegarLoopResult]: For program point L421-2(lines 421 427) no Hoare annotation was computed. [2019-12-07 12:39:11,815 INFO L246 CegarLoopResult]: For program point L421-4(lines 421 427) no Hoare annotation was computed. [2019-12-07 12:39:11,815 INFO L246 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-12-07 12:39:11,815 INFO L242 CegarLoopResult]: At program point L686(lines 681 689) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (bvadd ~systemActive~0 (_ bv4294967295 32)) (_ bv0 32)) (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) (= (bvadd ~waterLevel~0 (_ bv4294967295 32)) (_ bv0 32))) [2019-12-07 12:39:11,815 INFO L242 CegarLoopResult]: At program point L885(lines 870 888) the Hoare annotation is: false [2019-12-07 12:39:11,815 INFO L242 CegarLoopResult]: At program point L885-1(lines 870 888) the Hoare annotation is: (let ((.cse3 (= (_ bv1 32) |ULTIMATE.start_isHighWaterSensorDry_#res|)) (.cse4 (= (_ bv0 32) (bvadd ULTIMATE.start_isHighWaterLevel_~tmp~8 (_ bv4294967295 32)))) (.cse0 (= (_ bv0 32) ~pumpRunning~0)) (.cse5 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32)))) (.cse1 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse6 (= |ULTIMATE.start_isHighWaterLevel_#res| (_ bv0 32))) (.cse7 (= ULTIMATE.start_isHighWaterLevel_~tmp___0~1 (_ bv0 32))) (.cse2 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and .cse0 .cse1 (= ~waterLevel~0 (_ bv2 32)) .cse2) (and .cse3 .cse4 .cse0 .cse1 .cse5 .cse6 .cse7 (= (_ bv1 32) |ULTIMATE.start_valid_product_#res|) .cse2) (and .cse3 .cse4 (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse0 .cse5 .cse1 .cse6 .cse7 .cse2 (not (= ULTIMATE.start___utac_acc__Specification4_spec__1_~tmp~3 (_ bv0 32)))))) [2019-12-07 12:39:11,815 INFO L242 CegarLoopResult]: At program point L885-2(lines 870 888) the Hoare annotation is: false [2019-12-07 12:39:11,815 INFO L242 CegarLoopResult]: At program point L885-3(lines 870 888) the Hoare annotation is: false [2019-12-07 12:39:11,815 INFO L242 CegarLoopResult]: At program point L885-4(lines 870 888) the Hoare annotation is: false [2019-12-07 12:39:11,815 INFO L242 CegarLoopResult]: At program point L885-5(lines 870 888) the Hoare annotation is: false [2019-12-07 12:39:11,815 INFO L246 CegarLoopResult]: For program point L457(lines 457 461) no Hoare annotation was computed. [2019-12-07 12:39:11,815 INFO L246 CegarLoopResult]: For program point L457-3(lines 457 461) no Hoare annotation was computed. [2019-12-07 12:39:11,815 INFO L246 CegarLoopResult]: For program point L457-6(lines 457 461) no Hoare annotation was computed. [2019-12-07 12:39:11,816 INFO L246 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-12-07 12:39:11,816 INFO L242 CegarLoopResult]: At program point L821(lines 814 824) the Hoare annotation is: false [2019-12-07 12:39:11,816 INFO L242 CegarLoopResult]: At program point L821-1(lines 814 824) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~waterLevel~0 (_ bv2 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 12:39:11,816 INFO L242 CegarLoopResult]: At program point L821-2(lines 814 824) the Hoare annotation is: false [2019-12-07 12:39:11,816 INFO L242 CegarLoopResult]: At program point L821-3(lines 814 824) the Hoare annotation is: false [2019-12-07 12:39:11,816 INFO L242 CegarLoopResult]: At program point L821-4(lines 814 824) the Hoare annotation is: false [2019-12-07 12:39:11,816 INFO L242 CegarLoopResult]: At program point L821-5(lines 814 824) the Hoare annotation is: false [2019-12-07 12:39:11,816 INFO L242 CegarLoopResult]: At program point L526(lines 521 529) the Hoare annotation is: (let ((.cse0 (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32)))) (.cse1 (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32)))) (or (and (= (_ bv0 32) ~pumpRunning~0) .cse0 (= (_ bv0 32) (bvadd ~waterLevel~0 (_ bv4294967295 32))) .cse1 (= (_ bv1 32) |ULTIMATE.start_getWaterLevel_#res|)) (and (not (= (_ bv0 32) |ULTIMATE.start_getWaterLevel_#res|)) .cse0 (= ~waterLevel~0 (_ bv2 32)) .cse1))) [2019-12-07 12:39:11,816 INFO L242 CegarLoopResult]: At program point L526-1(lines 521 529) the Hoare annotation is: false [2019-12-07 12:39:11,816 INFO L242 CegarLoopResult]: At program point L526-2(lines 521 529) the Hoare annotation is: false [2019-12-07 12:39:11,816 INFO L242 CegarLoopResult]: At program point L494(lines 489 497) the Hoare annotation is: false [2019-12-07 12:39:11,816 INFO L242 CegarLoopResult]: At program point L494-1(lines 489 497) the Hoare annotation is: (and (= (_ bv0 32) ~pumpRunning~0) (= (_ bv0 32) (bvadd ~systemActive~0 (_ bv4294967295 32))) (= ~waterLevel~0 (_ bv2 32)) (= ULTIMATE.start_test_~splverifierCounter~0 (_ bv0 32))) [2019-12-07 12:39:11,816 INFO L242 CegarLoopResult]: At program point L494-2(lines 489 497) the Hoare annotation is: false [2019-12-07 12:39:11,816 INFO L242 CegarLoopResult]: At program point L494-3(lines 489 497) the Hoare annotation is: false [2019-12-07 12:39:11,816 INFO L242 CegarLoopResult]: At program point L494-4(lines 489 497) the Hoare annotation is: false [2019-12-07 12:39:11,816 INFO L242 CegarLoopResult]: At program point L494-5(lines 489 497) the Hoare annotation is: false [2019-12-07 12:39:11,816 INFO L246 CegarLoopResult]: For program point L-1(line -1) no Hoare annotation was computed. [2019-12-07 12:39:11,817 INFO L246 CegarLoopResult]: For program point L957(lines 957 970) no Hoare annotation was computed. [2019-12-07 12:39:11,817 INFO L246 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 439) no Hoare annotation was computed. [2019-12-07 12:39:11,817 INFO L246 CegarLoopResult]: For program point L759(lines 759 776) no Hoare annotation was computed. [2019-12-07 12:39:11,817 INFO L246 CegarLoopResult]: For program point L759-1(lines 759 776) no Hoare annotation was computed. [2019-12-07 12:39:11,817 INFO L246 CegarLoopResult]: For program point L759-2(lines 759 776) no Hoare annotation was computed. [2019-12-07 12:39:11,837 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 07.12 12:39:11 BoogieIcfgContainer [2019-12-07 12:39:11,837 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-12-07 12:39:11,837 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-12-07 12:39:11,838 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-12-07 12:39:11,838 INFO L275 PluginConnector]: Witness Printer initialized [2019-12-07 12:39:11,838 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 07.12 12:38:59" (3/4) ... [2019-12-07 12:39:11,840 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-12-07 12:39:11,853 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-12-07 12:39:11,854 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 20 nodes and edges [2019-12-07 12:39:11,855 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-12-07 12:39:11,856 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2019-12-07 12:39:11,857 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-12-07 12:39:11,858 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 12:39:11,858 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-12-07 12:39:11,878 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 [2019-12-07 12:39:11,878 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 [2019-12-07 12:39:11,878 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(0bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || (((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && 1bv32 == \result) [2019-12-07 12:39:11,878 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == pumpRunning && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32) && 1bv32 == \result) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || ((((!(0bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) && !(tmp == 0bv32))) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 12:39:11,878 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == pumpRunning && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32) && 1bv32 == \result) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || ((((!(0bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) && !(tmp == 0bv32))) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 12:39:11,879 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == pumpRunning && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32) && 1bv32 == \result) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || ((((!(0bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) && !(tmp == 0bv32))) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 12:39:11,879 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(0bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 12:39:11,879 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((1bv32 == \result && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || (((((0bv32 == pumpRunning && !(0bv32 == \result)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32) && !(tmp == 0bv32))) || ((0bv32 == ~bvadd64(systemActive, 4294967295bv32) && waterLevel == 2bv32) && splverifierCounter == 0bv32) [2019-12-07 12:39:11,880 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32) && 1bv32 == \result) || (((!(0bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) [2019-12-07 12:39:11,880 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32) && !(tmp == 0bv32) [2019-12-07 12:39:11,881 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || ((((((1bv32 == \result && !(0bv32 == \result)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && !(tmp == 0bv32))) || (((((1bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) [2019-12-07 12:39:11,881 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((0bv32 == ~bvadd64(tmp___0, 4294967295bv32) && !(0bv32 == \result)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && tmp == 0bv32) && !(tmp == 0bv32) [2019-12-07 12:39:11,882 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || ((((((((1bv32 == \result && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && \result == 0bv32) && tmp___0 == 0bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || (((((((((1bv32 == \result && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && !(0bv32 == \result)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && tmp___0 == 0bv32) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) [2019-12-07 12:39:11,924 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/run_dir_bf0058db-0c01-4c67-a19a-d0fdc510de88/bin/utaipan/witness.graphml [2019-12-07 12:39:11,924 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-12-07 12:39:11,925 INFO L168 Benchmark]: Toolchain (without parser) took 13110.55 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 331.9 MB). Free memory was 953.7 MB in the beginning and 1.1 GB in the end (delta: -102.8 MB). Peak memory consumption was 229.0 MB. Max. memory is 11.5 GB. [2019-12-07 12:39:11,925 INFO L168 Benchmark]: CDTParser took 0.14 ms. Allocated memory is still 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 12:39:11,926 INFO L168 Benchmark]: CACSL2BoogieTranslator took 367.11 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -127.3 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. [2019-12-07 12:39:11,926 INFO L168 Benchmark]: Boogie Procedure Inliner took 46.27 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-12-07 12:39:11,926 INFO L168 Benchmark]: Boogie Preprocessor took 35.41 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. [2019-12-07 12:39:11,926 INFO L168 Benchmark]: RCFGBuilder took 606.86 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 986.4 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.4 MB. Max. memory is 11.5 GB. [2019-12-07 12:39:11,927 INFO L168 Benchmark]: TraceAbstraction took 11964.75 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 224.4 MB). Free memory was 986.4 MB in the beginning and 1.1 GB in the end (delta: -81.1 MB). Peak memory consumption was 370.7 MB. Max. memory is 11.5 GB. [2019-12-07 12:39:11,927 INFO L168 Benchmark]: Witness Printer took 87.03 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2019-12-07 12:39:11,928 INFO L335 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 1.0 GB. Free memory is still 981.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 367.11 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 948.4 MB in the beginning and 1.1 GB in the end (delta: -127.3 MB). Peak memory consumption was 20.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 46.27 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.41 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.9 MB). Peak memory consumption was 6.9 MB. Max. memory is 11.5 GB. * RCFGBuilder took 606.86 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 986.4 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 11964.75 ms. Allocated memory was 1.1 GB in the beginning and 1.4 GB in the end (delta: 224.4 MB). Free memory was 986.4 MB in the beginning and 1.1 GB in the end (delta: -81.1 MB). Peak memory consumption was 370.7 MB. Max. memory is 11.5 GB. * Witness Printer took 87.03 ms. Allocated memory is still 1.4 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 439]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 439]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 439]: 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: 521]: Loop Invariant Derived loop invariant: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32) && 1bv32 == \result) || (((!(0bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 701]: Loop Invariant Derived loop invariant: (((((((0bv32 == pumpRunning && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32) && 1bv32 == \result) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || ((((!(0bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) && !(tmp == 0bv32))) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 521]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || ((((((((1bv32 == \result && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && \result == 0bv32) && tmp___0 == 0bv32) && 1bv32 == \result) && splverifierCounter == 0bv32)) || (((((((((1bv32 == \result && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && !(0bv32 == \result)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && tmp___0 == 0bv32) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 825]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 825]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 947]: Loop Invariant Derived loop invariant: (((((((0bv32 == pumpRunning && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32) && 1bv32 == \result) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || ((((!(0bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) && !(tmp == 0bv32))) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 825]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 544]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 544]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 632]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((!(0bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32)) || (((((~bvadd64(tmp, 4294967295bv32) == 0bv32 && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && 1bv32 == \result) - InvariantResult [Line: 870]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 489]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 937]: Loop Invariant Derived loop invariant: (((((((0bv32 == pumpRunning && ~bvadd64(tmp, 4294967295bv32) == 0bv32) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32) && 1bv32 == \result) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || ((((!(0bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) && !(tmp == 0bv32))) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 889]: Loop Invariant Derived loop invariant: (((((((0bv32 == ~bvadd64(tmp___0, 4294967295bv32) && !(0bv32 == \result)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && ~bvadd64(\result, 4294967295bv32) == 0bv32) && splverifierCounter == 0bv32) && tmp == 0bv32) && !(tmp == 0bv32) - InvariantResult [Line: 611]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 889]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 889]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 544]: Loop Invariant Derived loop invariant: ((((!(0bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && \result == 0bv32) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32) && !(tmp == 0bv32) - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 530]: Loop Invariant Derived loop invariant: ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32) || ((((((1bv32 == \result && !(0bv32 == \result)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && splverifierCounter == 0bv32) && !(tmp == 0bv32))) || (((((1bv32 == \result && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: (((((((1bv32 == \result && 0bv32 == ~bvadd64(tmp, 4294967295bv32)) && 0bv32 == pumpRunning) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) || (((((0bv32 == pumpRunning && !(0bv32 == \result)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32) && !(tmp == 0bv32))) || ((0bv32 == ~bvadd64(systemActive, 4294967295bv32) && waterLevel == 2bv32) && splverifierCounter == 0bv32) - InvariantResult [Line: 681]: Loop Invariant Derived loop invariant: ((0bv32 == pumpRunning && ~bvadd64(systemActive, 4294967295bv32) == 0bv32) && 1bv32 == \result) && ~bvadd64(waterLevel, 4294967295bv32) == 0bv32 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 642]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 814]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 566]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: (((((!(0bv32 == \result) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && splverifierCounter == 0bv32) && !(tmp == 0bv32)) || (((0bv32 == pumpRunning && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && waterLevel == 2bv32) && splverifierCounter == 0bv32)) || ((((0bv32 == pumpRunning && 0bv32 == ~bvadd64(waterLevel, 4294967295bv32)) && 0bv32 == ~bvadd64(systemActive, 4294967295bv32)) && 1bv32 == \result) && splverifierCounter == 0bv32) - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 700]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 926]: Loop Invariant Derived loop invariant: 0 - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 135 locations, 3 error locations. Result: SAFE, OverallTime: 7.6s, OverallIterations: 10, TraceHistogramMax: 3, AutomataDifference: 2.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 4.2s, HoareTripleCheckerStatistics: 1254 SDtfs, 3827 SDslu, 3922 SDs, 0 SdLazy, 856 SolverSat, 167 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1192 GetRequests, 1068 SyntacticMatches, 0 SemanticMatches, 124 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2244 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=283occurred 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, 2245 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 55 LocationsWithAnnotation, 55 PreInvPairs, 126 NumberOfFragments, 806 HoareAnnotationTreeSize, 55 FomulaSimplifications, 260148 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 55 FomulaSimplificationsInter, 70593 FormulaSimplificationTreeSizeReductionInter, 3.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.3s SsaConstructionTime, 0.9s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 564 NumberOfCodeBlocks, 564 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1102 ConstructedInterpolants, 0 QuantifiedInterpolants, 121979 SizeOfPredicates, 34 NumberOfNonLiveVariables, 2784 ConjunctsInSsa, 59 ConjunctsInUnsatCore, 26 InterpolantComputations, 18 PerfectInterpolantSequences, 268/326 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...