./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec3_product42.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version cad46833 Calling Ultimate with: /usr/lib/jvm/java-8-openjdk-amd64/bin/java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_bf9baec5-3cba-4336-a5ed-0526e6d71bfc/bin/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_bf9baec5-3cba-4336-a5ed-0526e6d71bfc/bin/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_bf9baec5-3cba-4336-a5ed-0526e6d71bfc/bin/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_bf9baec5-3cba-4336-a5ed-0526e6d71bfc/bin/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec3_product42.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_bf9baec5-3cba-4336-a5ed-0526e6d71bfc/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_bf9baec5-3cba-4336-a5ed-0526e6d71bfc/bin/uautomizer --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 Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 284d5750b565b650dea59fef4c61eb2e70211282 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-cad4683 [2019-10-22 09:01:22,858 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-22 09:01:22,860 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-22 09:01:22,869 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-22 09:01:22,870 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-22 09:01:22,870 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-22 09:01:22,871 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-22 09:01:22,873 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-22 09:01:22,874 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-22 09:01:22,875 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-22 09:01:22,875 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-22 09:01:22,876 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-22 09:01:22,877 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-22 09:01:22,877 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-22 09:01:22,878 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-22 09:01:22,879 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-22 09:01:22,879 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-22 09:01:22,880 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-22 09:01:22,881 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-22 09:01:22,882 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-22 09:01:22,883 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-22 09:01:22,884 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-22 09:01:22,885 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-22 09:01:22,886 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-22 09:01:22,887 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-22 09:01:22,887 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-22 09:01:22,888 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-22 09:01:22,888 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-22 09:01:22,889 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-22 09:01:22,889 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-22 09:01:22,889 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-22 09:01:22,890 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-22 09:01:22,891 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-22 09:01:22,891 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-22 09:01:22,892 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-22 09:01:22,892 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-22 09:01:22,892 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-22 09:01:22,892 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-22 09:01:22,893 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-22 09:01:22,893 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-22 09:01:22,894 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-22 09:01:22,894 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_bf9baec5-3cba-4336-a5ed-0526e6d71bfc/bin/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-22 09:01:22,904 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-22 09:01:22,904 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-22 09:01:22,905 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-22 09:01:22,905 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-22 09:01:22,905 INFO L138 SettingsManager]: * Use SBE=true [2019-10-22 09:01:22,905 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-22 09:01:22,905 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-22 09:01:22,905 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-22 09:01:22,906 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-22 09:01:22,906 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-22 09:01:22,906 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-22 09:01:22,906 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-22 09:01:22,906 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-22 09:01:22,906 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-22 09:01:22,907 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-22 09:01:22,907 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-22 09:01:22,907 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-22 09:01:22,907 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-22 09:01:22,907 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-22 09:01:22,907 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-22 09:01:22,908 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-22 09:01:22,908 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-22 09:01:22,908 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-22 09:01:22,908 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-22 09:01:22,908 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-22 09:01:22,908 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-22 09:01:22,909 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-22 09:01:22,909 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-22 09:01:22,909 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_bf9baec5-3cba-4336-a5ed-0526e6d71bfc/bin/uautomizer 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 -> Automizer 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 -> 284d5750b565b650dea59fef4c61eb2e70211282 [2019-10-22 09:01:22,947 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-22 09:01:22,957 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-22 09:01:22,961 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-22 09:01:22,963 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-22 09:01:22,963 INFO L275 PluginConnector]: CDTParser initialized [2019-10-22 09:01:22,964 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_bf9baec5-3cba-4336-a5ed-0526e6d71bfc/bin/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec3_product42.cil.c [2019-10-22 09:01:23,014 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bf9baec5-3cba-4336-a5ed-0526e6d71bfc/bin/uautomizer/data/2af562750/ad790f9944224e4c8bd95b1cc604151a/FLAG33d690f93 [2019-10-22 09:01:23,443 INFO L306 CDTParser]: Found 1 translation units. [2019-10-22 09:01:23,443 INFO L160 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_bf9baec5-3cba-4336-a5ed-0526e6d71bfc/sv-benchmarks/c/product-lines/minepump_spec3_product42.cil.c [2019-10-22 09:01:23,459 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_bf9baec5-3cba-4336-a5ed-0526e6d71bfc/bin/uautomizer/data/2af562750/ad790f9944224e4c8bd95b1cc604151a/FLAG33d690f93 [2019-10-22 09:01:23,469 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_bf9baec5-3cba-4336-a5ed-0526e6d71bfc/bin/uautomizer/data/2af562750/ad790f9944224e4c8bd95b1cc604151a [2019-10-22 09:01:23,471 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-22 09:01:23,472 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2019-10-22 09:01:23,473 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-22 09:01:23,473 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-22 09:01:23,477 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-22 09:01:23,477 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:01:23" (1/1) ... [2019-10-22 09:01:23,480 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6bddcc42 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:23, skipping insertion in model container [2019-10-22 09:01:23,480 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.10 09:01:23" (1/1) ... [2019-10-22 09:01:23,487 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-22 09:01:23,528 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-22 09:01:23,894 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:01:23,909 INFO L188 MainTranslator]: Completed pre-run [2019-10-22 09:01:23,974 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-22 09:01:23,997 INFO L192 MainTranslator]: Completed translation [2019-10-22 09:01:23,997 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:23 WrapperNode [2019-10-22 09:01:23,997 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-22 09:01:23,998 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-10-22 09:01:23,998 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-10-22 09:01:23,998 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-10-22 09:01:24,006 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:23" (1/1) ... [2019-10-22 09:01:24,021 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:23" (1/1) ... [2019-10-22 09:01:24,059 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-10-22 09:01:24,059 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-22 09:01:24,059 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-22 09:01:24,059 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-22 09:01:24,067 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:23" (1/1) ... [2019-10-22 09:01:24,068 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:23" (1/1) ... [2019-10-22 09:01:24,071 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:23" (1/1) ... [2019-10-22 09:01:24,073 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:23" (1/1) ... [2019-10-22 09:01:24,081 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:23" (1/1) ... [2019-10-22 09:01:24,088 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:23" (1/1) ... [2019-10-22 09:01:24,099 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:23" (1/1) ... [2019-10-22 09:01:24,102 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-22 09:01:24,103 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-22 09:01:24,103 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-22 09:01:24,103 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-22 09:01:24,104 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_bf9baec5-3cba-4336-a5ed-0526e6d71bfc/bin/uautomizer/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 [2019-10-22 09:01:24,159 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-10-22 09:01:24,159 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2019-10-22 09:01:24,159 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-22 09:01:24,160 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-22 09:01:24,819 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-22 09:01:24,820 INFO L284 CfgBuilder]: Removed 122 assume(true) statements. [2019-10-22 09:01:24,821 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:24 BoogieIcfgContainer [2019-10-22 09:01:24,821 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-22 09:01:24,822 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-22 09:01:24,822 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-22 09:01:24,824 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-22 09:01:24,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.10 09:01:23" (1/3) ... [2019-10-22 09:01:24,825 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e4b7483 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:01:24, skipping insertion in model container [2019-10-22 09:01:24,825 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.10 09:01:23" (2/3) ... [2019-10-22 09:01:24,826 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@7e4b7483 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.10 09:01:24, skipping insertion in model container [2019-10-22 09:01:24,826 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:24" (3/3) ... [2019-10-22 09:01:24,828 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product42.cil.c [2019-10-22 09:01:24,836 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-22 09:01:24,843 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 3 error locations. [2019-10-22 09:01:24,853 INFO L249 AbstractCegarLoop]: Starting to check reachability of 3 error locations. [2019-10-22 09:01:24,877 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-22 09:01:24,877 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-22 09:01:24,877 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-22 09:01:24,878 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-22 09:01:24,878 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-22 09:01:24,878 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-22 09:01:24,878 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-22 09:01:24,878 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-22 09:01:24,892 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states. [2019-10-22 09:01:24,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-22 09:01:24,898 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:24,899 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:24,900 INFO L410 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:24,905 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:24,905 INFO L82 PathProgramCache]: Analyzing trace with hash -1623272414, now seen corresponding path program 1 times [2019-10-22 09:01:24,913 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:24,913 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1404237014] [2019-10-22 09:01:24,914 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:24,914 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:24,914 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:25,044 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:25,127 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:25,127 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1404237014] [2019-10-22 09:01:25,128 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:25,128 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 09:01:25,129 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1610215316] [2019-10-22 09:01:25,133 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-22 09:01:25,133 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:25,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-22 09:01:25,143 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 09:01:25,145 INFO L87 Difference]: Start difference. First operand 93 states. Second operand 2 states. [2019-10-22 09:01:25,169 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:25,169 INFO L93 Difference]: Finished difference Result 180 states and 269 transitions. [2019-10-22 09:01:25,169 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-22 09:01:25,171 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 18 [2019-10-22 09:01:25,171 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:25,181 INFO L225 Difference]: With dead ends: 180 [2019-10-22 09:01:25,182 INFO L226 Difference]: Without dead ends: 89 [2019-10-22 09:01:25,184 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-22 09:01:25,198 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2019-10-22 09:01:25,216 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2019-10-22 09:01:25,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89 states. [2019-10-22 09:01:25,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 126 transitions. [2019-10-22 09:01:25,220 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 126 transitions. Word has length 18 [2019-10-22 09:01:25,220 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:25,220 INFO L462 AbstractCegarLoop]: Abstraction has 89 states and 126 transitions. [2019-10-22 09:01:25,220 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-22 09:01:25,221 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 126 transitions. [2019-10-22 09:01:25,221 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-10-22 09:01:25,221 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:25,221 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:25,222 INFO L410 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:25,222 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:25,222 INFO L82 PathProgramCache]: Analyzing trace with hash 352621777, now seen corresponding path program 1 times [2019-10-22 09:01:25,222 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:25,223 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [974934815] [2019-10-22 09:01:25,223 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:25,223 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:25,223 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:25,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:25,303 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:25,303 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [974934815] [2019-10-22 09:01:25,303 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:25,304 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2019-10-22 09:01:25,304 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [216763828] [2019-10-22 09:01:25,305 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 09:01:25,305 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:25,306 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 09:01:25,306 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 09:01:25,306 INFO L87 Difference]: Start difference. First operand 89 states and 126 transitions. Second operand 3 states. [2019-10-22 09:01:25,318 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:25,318 INFO L93 Difference]: Finished difference Result 89 states and 126 transitions. [2019-10-22 09:01:25,320 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 09:01:25,320 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 19 [2019-10-22 09:01:25,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:25,321 INFO L225 Difference]: With dead ends: 89 [2019-10-22 09:01:25,321 INFO L226 Difference]: Without dead ends: 39 [2019-10-22 09:01:25,322 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 09:01:25,322 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2019-10-22 09:01:25,325 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2019-10-22 09:01:25,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2019-10-22 09:01:25,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 55 transitions. [2019-10-22 09:01:25,326 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 55 transitions. Word has length 19 [2019-10-22 09:01:25,327 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:25,327 INFO L462 AbstractCegarLoop]: Abstraction has 39 states and 55 transitions. [2019-10-22 09:01:25,327 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 09:01:25,327 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 55 transitions. [2019-10-22 09:01:25,327 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 25 [2019-10-22 09:01:25,328 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:25,328 INFO L380 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] [2019-10-22 09:01:25,328 INFO L410 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:25,328 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:25,328 INFO L82 PathProgramCache]: Analyzing trace with hash 1246279967, now seen corresponding path program 1 times [2019-10-22 09:01:25,329 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:25,329 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [291201994] [2019-10-22 09:01:25,329 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:25,329 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:25,329 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:25,373 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:25,460 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:25,460 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [291201994] [2019-10-22 09:01:25,460 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:25,460 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 09:01:25,460 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [803609245] [2019-10-22 09:01:25,461 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 09:01:25,461 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:25,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 09:01:25,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 09:01:25,462 INFO L87 Difference]: Start difference. First operand 39 states and 55 transitions. Second operand 5 states. [2019-10-22 09:01:25,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:25,523 INFO L93 Difference]: Finished difference Result 72 states and 104 transitions. [2019-10-22 09:01:25,528 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 09:01:25,529 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 24 [2019-10-22 09:01:25,529 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:25,530 INFO L225 Difference]: With dead ends: 72 [2019-10-22 09:01:25,530 INFO L226 Difference]: Without dead ends: 39 [2019-10-22 09:01:25,530 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-22 09:01:25,531 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 39 states. [2019-10-22 09:01:25,536 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 39 to 39. [2019-10-22 09:01:25,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 39 states. [2019-10-22 09:01:25,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 39 states to 39 states and 54 transitions. [2019-10-22 09:01:25,538 INFO L78 Accepts]: Start accepts. Automaton has 39 states and 54 transitions. Word has length 24 [2019-10-22 09:01:25,538 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:25,538 INFO L462 AbstractCegarLoop]: Abstraction has 39 states and 54 transitions. [2019-10-22 09:01:25,539 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 09:01:25,539 INFO L276 IsEmpty]: Start isEmpty. Operand 39 states and 54 transitions. [2019-10-22 09:01:25,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2019-10-22 09:01:25,539 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:25,539 INFO L380 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] [2019-10-22 09:01:25,540 INFO L410 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:25,540 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:25,540 INFO L82 PathProgramCache]: Analyzing trace with hash 607128155, now seen corresponding path program 1 times [2019-10-22 09:01:25,540 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:25,541 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1705827856] [2019-10-22 09:01:25,541 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:25,541 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:25,541 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:25,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:25,583 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:25,583 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1705827856] [2019-10-22 09:01:25,584 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:25,584 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-22 09:01:25,584 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [919681723] [2019-10-22 09:01:25,584 INFO L442 AbstractCegarLoop]: Interpolant automaton has 3 states [2019-10-22 09:01:25,584 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:25,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2019-10-22 09:01:25,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 09:01:25,585 INFO L87 Difference]: Start difference. First operand 39 states and 54 transitions. Second operand 3 states. [2019-10-22 09:01:25,612 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:25,612 INFO L93 Difference]: Finished difference Result 95 states and 135 transitions. [2019-10-22 09:01:25,612 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2019-10-22 09:01:25,613 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 25 [2019-10-22 09:01:25,613 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:25,613 INFO L225 Difference]: With dead ends: 95 [2019-10-22 09:01:25,614 INFO L226 Difference]: Without dead ends: 62 [2019-10-22 09:01:25,614 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2019-10-22 09:01:25,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 62 states. [2019-10-22 09:01:25,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 62 to 60. [2019-10-22 09:01:25,625 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 60 states. [2019-10-22 09:01:25,628 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 60 states to 60 states and 84 transitions. [2019-10-22 09:01:25,628 INFO L78 Accepts]: Start accepts. Automaton has 60 states and 84 transitions. Word has length 25 [2019-10-22 09:01:25,628 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:25,629 INFO L462 AbstractCegarLoop]: Abstraction has 60 states and 84 transitions. [2019-10-22 09:01:25,629 INFO L463 AbstractCegarLoop]: Interpolant automaton has 3 states. [2019-10-22 09:01:25,629 INFO L276 IsEmpty]: Start isEmpty. Operand 60 states and 84 transitions. [2019-10-22 09:01:25,629 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 32 [2019-10-22 09:01:25,629 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:25,630 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:25,630 INFO L410 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:25,630 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:25,630 INFO L82 PathProgramCache]: Analyzing trace with hash 1327381871, now seen corresponding path program 1 times [2019-10-22 09:01:25,630 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:25,631 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1686321869] [2019-10-22 09:01:25,631 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:25,631 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:25,631 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:25,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:25,739 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:25,739 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1686321869] [2019-10-22 09:01:25,739 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:25,739 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 09:01:25,739 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1589856405] [2019-10-22 09:01:25,740 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 09:01:25,740 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:25,740 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 09:01:25,740 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 09:01:25,741 INFO L87 Difference]: Start difference. First operand 60 states and 84 transitions. Second operand 5 states. [2019-10-22 09:01:25,861 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:25,862 INFO L93 Difference]: Finished difference Result 314 states and 458 transitions. [2019-10-22 09:01:25,862 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-22 09:01:25,863 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 31 [2019-10-22 09:01:25,863 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:25,865 INFO L225 Difference]: With dead ends: 314 [2019-10-22 09:01:25,865 INFO L226 Difference]: Without dead ends: 260 [2019-10-22 09:01:25,866 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-22 09:01:25,866 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 260 states. [2019-10-22 09:01:25,883 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 260 to 106. [2019-10-22 09:01:25,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2019-10-22 09:01:25,889 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 146 transitions. [2019-10-22 09:01:25,890 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 146 transitions. Word has length 31 [2019-10-22 09:01:25,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:25,890 INFO L462 AbstractCegarLoop]: Abstraction has 106 states and 146 transitions. [2019-10-22 09:01:25,890 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 09:01:25,890 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 146 transitions. [2019-10-22 09:01:25,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-10-22 09:01:25,891 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:25,892 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:25,895 INFO L410 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:25,896 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:25,896 INFO L82 PathProgramCache]: Analyzing trace with hash -785377999, now seen corresponding path program 1 times [2019-10-22 09:01:25,896 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:25,896 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1276721024] [2019-10-22 09:01:25,896 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:25,897 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:25,897 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:25,933 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:25,992 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:25,992 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1276721024] [2019-10-22 09:01:25,992 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:25,993 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 09:01:25,993 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [341046785] [2019-10-22 09:01:25,993 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 09:01:25,993 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:25,994 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 09:01:25,994 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 09:01:25,994 INFO L87 Difference]: Start difference. First operand 106 states and 146 transitions. Second operand 5 states. [2019-10-22 09:01:26,133 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:26,133 INFO L93 Difference]: Finished difference Result 446 states and 639 transitions. [2019-10-22 09:01:26,134 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2019-10-22 09:01:26,134 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-10-22 09:01:26,134 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:26,136 INFO L225 Difference]: With dead ends: 446 [2019-10-22 09:01:26,136 INFO L226 Difference]: Without dead ends: 392 [2019-10-22 09:01:26,137 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2019-10-22 09:01:26,138 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 392 states. [2019-10-22 09:01:26,162 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 392 to 152. [2019-10-22 09:01:26,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2019-10-22 09:01:26,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 210 transitions. [2019-10-22 09:01:26,163 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 210 transitions. Word has length 32 [2019-10-22 09:01:26,164 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:26,164 INFO L462 AbstractCegarLoop]: Abstraction has 152 states and 210 transitions. [2019-10-22 09:01:26,164 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 09:01:26,164 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 210 transitions. [2019-10-22 09:01:26,165 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-10-22 09:01:26,165 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:26,166 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:26,166 INFO L410 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:26,166 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:26,167 INFO L82 PathProgramCache]: Analyzing trace with hash -1796495249, now seen corresponding path program 1 times [2019-10-22 09:01:26,167 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:26,167 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1305220667] [2019-10-22 09:01:26,167 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:26,168 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:26,168 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:26,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:26,223 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:26,223 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1305220667] [2019-10-22 09:01:26,224 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:26,224 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2019-10-22 09:01:26,224 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1250133393] [2019-10-22 09:01:26,225 INFO L442 AbstractCegarLoop]: Interpolant automaton has 4 states [2019-10-22 09:01:26,225 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:26,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2019-10-22 09:01:26,225 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2019-10-22 09:01:26,225 INFO L87 Difference]: Start difference. First operand 152 states and 210 transitions. Second operand 4 states. [2019-10-22 09:01:26,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:26,278 INFO L93 Difference]: Finished difference Result 428 states and 599 transitions. [2019-10-22 09:01:26,279 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 09:01:26,279 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 32 [2019-10-22 09:01:26,279 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:26,281 INFO L225 Difference]: With dead ends: 428 [2019-10-22 09:01:26,281 INFO L226 Difference]: Without dead ends: 326 [2019-10-22 09:01:26,282 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 3 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2019-10-22 09:01:26,282 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2019-10-22 09:01:26,313 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 152. [2019-10-22 09:01:26,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 152 states. [2019-10-22 09:01:26,316 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 152 states to 152 states and 209 transitions. [2019-10-22 09:01:26,316 INFO L78 Accepts]: Start accepts. Automaton has 152 states and 209 transitions. Word has length 32 [2019-10-22 09:01:26,317 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:26,317 INFO L462 AbstractCegarLoop]: Abstraction has 152 states and 209 transitions. [2019-10-22 09:01:26,317 INFO L463 AbstractCegarLoop]: Interpolant automaton has 4 states. [2019-10-22 09:01:26,317 INFO L276 IsEmpty]: Start isEmpty. Operand 152 states and 209 transitions. [2019-10-22 09:01:26,318 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 33 [2019-10-22 09:01:26,318 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:26,318 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:26,319 INFO L410 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:26,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:26,319 INFO L82 PathProgramCache]: Analyzing trace with hash -1538329811, now seen corresponding path program 1 times [2019-10-22 09:01:26,319 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:26,319 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [609472354] [2019-10-22 09:01:26,320 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:26,320 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:26,320 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:26,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:26,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:26,383 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [609472354] [2019-10-22 09:01:26,384 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:26,384 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 09:01:26,384 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1651852109] [2019-10-22 09:01:26,384 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 09:01:26,385 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:26,385 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 09:01:26,385 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 09:01:26,385 INFO L87 Difference]: Start difference. First operand 152 states and 209 transitions. Second operand 5 states. [2019-10-22 09:01:26,440 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:26,441 INFO L93 Difference]: Finished difference Result 461 states and 640 transitions. [2019-10-22 09:01:26,441 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 09:01:26,441 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 32 [2019-10-22 09:01:26,442 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:26,443 INFO L225 Difference]: With dead ends: 461 [2019-10-22 09:01:26,443 INFO L226 Difference]: Without dead ends: 315 [2019-10-22 09:01:26,444 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-22 09:01:26,444 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 315 states. [2019-10-22 09:01:26,461 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 315 to 158. [2019-10-22 09:01:26,462 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 158 states. [2019-10-22 09:01:26,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 158 states to 158 states and 214 transitions. [2019-10-22 09:01:26,462 INFO L78 Accepts]: Start accepts. Automaton has 158 states and 214 transitions. Word has length 32 [2019-10-22 09:01:26,463 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:26,463 INFO L462 AbstractCegarLoop]: Abstraction has 158 states and 214 transitions. [2019-10-22 09:01:26,463 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 09:01:26,463 INFO L276 IsEmpty]: Start isEmpty. Operand 158 states and 214 transitions. [2019-10-22 09:01:26,464 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-10-22 09:01:26,464 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:26,464 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:26,465 INFO L410 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:26,465 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:26,465 INFO L82 PathProgramCache]: Analyzing trace with hash -1048057311, now seen corresponding path program 1 times [2019-10-22 09:01:26,465 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:26,465 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [29116690] [2019-10-22 09:01:26,466 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:26,466 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:26,466 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:26,482 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:26,520 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:26,520 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [29116690] [2019-10-22 09:01:26,521 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:26,521 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 09:01:26,521 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1485407838] [2019-10-22 09:01:26,521 INFO L442 AbstractCegarLoop]: Interpolant automaton has 6 states [2019-10-22 09:01:26,522 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:26,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2019-10-22 09:01:26,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2019-10-22 09:01:26,522 INFO L87 Difference]: Start difference. First operand 158 states and 214 transitions. Second operand 6 states. [2019-10-22 09:01:26,794 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:26,795 INFO L93 Difference]: Finished difference Result 1169 states and 1572 transitions. [2019-10-22 09:01:26,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2019-10-22 09:01:26,795 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 35 [2019-10-22 09:01:26,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:26,798 INFO L225 Difference]: With dead ends: 1169 [2019-10-22 09:01:26,799 INFO L226 Difference]: Without dead ends: 1017 [2019-10-22 09:01:26,799 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 14 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 29 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=67, Invalid=143, Unknown=0, NotChecked=0, Total=210 [2019-10-22 09:01:26,800 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1017 states. [2019-10-22 09:01:26,832 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1017 to 296. [2019-10-22 09:01:26,832 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 296 states. [2019-10-22 09:01:26,833 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 296 states to 296 states and 395 transitions. [2019-10-22 09:01:26,833 INFO L78 Accepts]: Start accepts. Automaton has 296 states and 395 transitions. Word has length 35 [2019-10-22 09:01:26,834 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:26,834 INFO L462 AbstractCegarLoop]: Abstraction has 296 states and 395 transitions. [2019-10-22 09:01:26,834 INFO L463 AbstractCegarLoop]: Interpolant automaton has 6 states. [2019-10-22 09:01:26,834 INFO L276 IsEmpty]: Start isEmpty. Operand 296 states and 395 transitions. [2019-10-22 09:01:26,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 36 [2019-10-22 09:01:26,835 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:26,835 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:26,836 INFO L410 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:26,836 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:26,836 INFO L82 PathProgramCache]: Analyzing trace with hash -367998941, now seen corresponding path program 1 times [2019-10-22 09:01:26,836 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:26,836 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1500912350] [2019-10-22 09:01:26,837 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:26,837 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:26,837 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:26,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:26,878 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:26,878 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1500912350] [2019-10-22 09:01:26,878 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:26,878 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2019-10-22 09:01:26,878 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [560273274] [2019-10-22 09:01:26,879 INFO L442 AbstractCegarLoop]: Interpolant automaton has 5 states [2019-10-22 09:01:26,879 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:26,879 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2019-10-22 09:01:26,879 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2019-10-22 09:01:26,879 INFO L87 Difference]: Start difference. First operand 296 states and 395 transitions. Second operand 5 states. [2019-10-22 09:01:26,987 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:26,987 INFO L93 Difference]: Finished difference Result 704 states and 959 transitions. [2019-10-22 09:01:26,988 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2019-10-22 09:01:26,988 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 35 [2019-10-22 09:01:26,988 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:26,989 INFO L225 Difference]: With dead ends: 704 [2019-10-22 09:01:26,989 INFO L226 Difference]: Without dead ends: 158 [2019-10-22 09:01:26,990 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 9 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=17, Invalid=25, Unknown=0, NotChecked=0, Total=42 [2019-10-22 09:01:26,990 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 158 states. [2019-10-22 09:01:27,001 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 158 to 97. [2019-10-22 09:01:27,002 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 97 states. [2019-10-22 09:01:27,002 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 97 states to 97 states and 120 transitions. [2019-10-22 09:01:27,002 INFO L78 Accepts]: Start accepts. Automaton has 97 states and 120 transitions. Word has length 35 [2019-10-22 09:01:27,002 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:27,003 INFO L462 AbstractCegarLoop]: Abstraction has 97 states and 120 transitions. [2019-10-22 09:01:27,003 INFO L463 AbstractCegarLoop]: Interpolant automaton has 5 states. [2019-10-22 09:01:27,003 INFO L276 IsEmpty]: Start isEmpty. Operand 97 states and 120 transitions. [2019-10-22 09:01:27,003 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 37 [2019-10-22 09:01:27,003 INFO L372 BasicCegarLoop]: Found error trace [2019-10-22 09:01:27,004 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-22 09:01:27,004 INFO L410 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION, ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-22 09:01:27,004 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-22 09:01:27,004 INFO L82 PathProgramCache]: Analyzing trace with hash -1326928741, now seen corresponding path program 1 times [2019-10-22 09:01:27,004 INFO L157 tionRefinementEngine]: Executing refinement strategy CAMEL [2019-10-22 09:01:27,004 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [453801503] [2019-10-22 09:01:27,005 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:27,005 INFO L116 rtionOrderModulation]: Craig_NestedInterpolation forces the order to NOT_INCREMENTALLY [2019-10-22 09:01:27,005 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-22 09:01:27,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-22 09:01:27,058 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-22 09:01:27,058 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [453801503] [2019-10-22 09:01:27,059 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-22 09:01:27,059 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-22 09:01:27,059 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [889165929] [2019-10-22 09:01:27,059 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-22 09:01:27,059 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2019-10-22 09:01:27,060 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-22 09:01:27,060 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-22 09:01:27,060 INFO L87 Difference]: Start difference. First operand 97 states and 120 transitions. Second operand 7 states. [2019-10-22 09:01:27,232 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-22 09:01:27,232 INFO L93 Difference]: Finished difference Result 281 states and 347 transitions. [2019-10-22 09:01:27,233 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2019-10-22 09:01:27,233 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 36 [2019-10-22 09:01:27,233 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-22 09:01:27,233 INFO L225 Difference]: With dead ends: 281 [2019-10-22 09:01:27,233 INFO L226 Difference]: Without dead ends: 0 [2019-10-22 09:01:27,234 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=65, Invalid=117, Unknown=0, NotChecked=0, Total=182 [2019-10-22 09:01:27,234 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2019-10-22 09:01:27,234 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2019-10-22 09:01:27,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2019-10-22 09:01:27,234 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2019-10-22 09:01:27,234 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 36 [2019-10-22 09:01:27,235 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-22 09:01:27,235 INFO L462 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2019-10-22 09:01:27,235 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-22 09:01:27,235 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2019-10-22 09:01:27,235 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2019-10-22 09:01:27,239 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2019-10-22 09:01:27,384 WARN L191 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 102 [2019-10-22 09:01:27,581 WARN L191 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 141 DAG size of output: 105 [2019-10-22 09:01:27,918 WARN L191 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 167 [2019-10-22 09:01:28,248 WARN L191 SmtUtils]: Spent 327.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 167 [2019-10-22 09:01:28,410 WARN L191 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 111 [2019-10-22 09:01:28,618 WARN L191 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 154 [2019-10-22 09:01:28,936 WARN L191 SmtUtils]: Spent 245.00 ms on a formula simplification. DAG size of input: 186 DAG size of output: 153 [2019-10-22 09:01:29,169 WARN L191 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 169 DAG size of output: 144 [2019-10-22 09:01:29,551 WARN L191 SmtUtils]: Spent 379.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 42 [2019-10-22 09:01:30,040 WARN L191 SmtUtils]: Spent 471.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 27 [2019-10-22 09:01:30,306 WARN L191 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 40 [2019-10-22 09:01:31,012 WARN L191 SmtUtils]: Spent 687.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 21 [2019-10-22 09:01:31,661 WARN L191 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 164 DAG size of output: 21 [2019-10-22 09:01:31,841 WARN L191 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 38 [2019-10-22 09:01:32,194 WARN L191 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 47 [2019-10-22 09:01:32,721 WARN L191 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 41 [2019-10-22 09:01:32,883 WARN L191 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 73 DAG size of output: 21 [2019-10-22 09:01:33,418 WARN L191 SmtUtils]: Spent 533.00 ms on a formula simplification. DAG size of input: 151 DAG size of output: 21 [2019-10-22 09:01:33,837 WARN L191 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 140 DAG size of output: 31 [2019-10-22 09:01:33,839 INFO L439 ceAbstractionStarter]: At program point L52-2(lines 52 66) the Hoare annotation is: false [2019-10-22 09:01:33,839 INFO L439 ceAbstractionStarter]: At program point L234(lines 234 240) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (not (= 0 ~systemActive~0))) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (<= ~waterLevel~0 1) .cse2 .cse3 .cse4) (and (and (and .cse0 .cse1 .cse3 .cse4) (= 0 ULTIMATE.start_activatePump_~tmp~3)) (= ~pumpRunning~0 1)) (and (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (and .cse0 .cse1 .cse2 .cse3 .cse4) (not (= 0 ~methaneLevelCritical~0)) (= 1 ULTIMATE.start_processEnvironment_~tmp~2) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~4) (= 1 |ULTIMATE.start_isHighWaterLevel_#res|) (not (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (= 1 ULTIMATE.start_isHighWaterLevel_~tmp___0~1)))) [2019-10-22 09:01:33,839 INFO L439 ceAbstractionStarter]: At program point L234-1(lines 234 240) the Hoare annotation is: false [2019-10-22 09:01:33,839 INFO L439 ceAbstractionStarter]: At program point L234-2(lines 234 240) the Hoare annotation is: false [2019-10-22 09:01:33,840 INFO L443 ceAbstractionStarter]: For program point L482(lines 482 488) no Hoare annotation was computed. [2019-10-22 09:01:33,840 INFO L443 ceAbstractionStarter]: For program point L482-1(lines 482 488) no Hoare annotation was computed. [2019-10-22 09:01:33,840 INFO L443 ceAbstractionStarter]: For program point L482-2(lines 482 488) no Hoare annotation was computed. [2019-10-22 09:01:33,840 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2019-10-22 09:01:33,840 INFO L443 ceAbstractionStarter]: For program point L185(lines 185 198) no Hoare annotation was computed. [2019-10-22 09:01:33,840 INFO L443 ceAbstractionStarter]: For program point L53(line 53) no Hoare annotation was computed. [2019-10-22 09:01:33,840 INFO L439 ceAbstractionStarter]: At program point L532(lines 527 535) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-10-22 09:01:33,840 INFO L443 ceAbstractionStarter]: For program point L912(lines 912 932) no Hoare annotation was computed. [2019-10-22 09:01:33,840 INFO L443 ceAbstractionStarter]: For program point L912-2(lines 912 932) no Hoare annotation was computed. [2019-10-22 09:01:33,840 INFO L443 ceAbstractionStarter]: For program point L912-4(lines 912 932) no Hoare annotation was computed. [2019-10-22 09:01:33,841 INFO L439 ceAbstractionStarter]: At program point L103(lines 99 105) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-10-22 09:01:33,841 INFO L443 ceAbstractionStarter]: For program point L417(lines 417 421) no Hoare annotation was computed. [2019-10-22 09:01:33,841 INFO L439 ceAbstractionStarter]: At program point L203(lines 154 204) the Hoare annotation is: false [2019-10-22 09:01:33,841 INFO L439 ceAbstractionStarter]: At program point L385(lines 370 388) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (not (= 0 ~systemActive~0))) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (<= ~waterLevel~0 1) .cse2 .cse3 .cse4) (and (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (and .cse0 .cse1 .cse2 .cse3 .cse4) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~4) (= 1 |ULTIMATE.start_isHighWaterLevel_#res|) (= 1 ULTIMATE.start_isHighWaterLevel_~tmp___0~1)))) [2019-10-22 09:01:33,841 INFO L439 ceAbstractionStarter]: At program point L385-1(lines 370 388) the Hoare annotation is: false [2019-10-22 09:01:33,841 INFO L439 ceAbstractionStarter]: At program point L385-2(lines 370 388) the Hoare annotation is: false [2019-10-22 09:01:33,841 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 497) no Hoare annotation was computed. [2019-10-22 09:01:33,841 INFO L443 ceAbstractionStarter]: For program point L56(lines 56 60) no Hoare annotation was computed. [2019-10-22 09:01:33,841 INFO L443 ceAbstractionStarter]: For program point L56-1(lines 227 233) no Hoare annotation was computed. [2019-10-22 09:01:33,842 INFO L446 ceAbstractionStarter]: At program point L139(lines 120 142) the Hoare annotation is: true [2019-10-22 09:01:33,842 INFO L439 ceAbstractionStarter]: At program point L321(lines 314 324) the Hoare annotation is: (let ((.cse12 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse13 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse14 (= ~pumpRunning~0 0)) (.cse15 (not (= 0 ~systemActive~0))) (.cse16 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse11 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse10 (= 0 ~methaneLevelCritical~0))) (let ((.cse2 (not .cse10)) (.cse6 (not .cse11)) (.cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse1 (and .cse12 .cse13 .cse14 .cse15 .cse16)) (.cse3 (= 1 ULTIMATE.start_processEnvironment_~tmp~2)) (.cse4 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~4)) (.cse5 (= 1 |ULTIMATE.start_isHighWaterLevel_#res|)) (.cse7 (= 1 ULTIMATE.start_isHighWaterLevel_~tmp___0~1)) (.cse9 (= 0 |ULTIMATE.start_isMethaneAlarm_#res|)) (.cse8 (and .cse12 .cse13 (<= ~waterLevel~0 1) .cse14 .cse15 .cse16))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse2 .cse8 .cse6) (and .cse0 .cse1 .cse9 .cse10 .cse11 .cse3 .cse4 .cse5 .cse7) (and .cse9 .cse8 .cse10 .cse11)))) [2019-10-22 09:01:33,842 INFO L439 ceAbstractionStarter]: At program point L321-1(lines 314 324) the Hoare annotation is: false [2019-10-22 09:01:33,843 INFO L439 ceAbstractionStarter]: At program point L321-2(lines 314 324) the Hoare annotation is: false [2019-10-22 09:01:33,843 INFO L443 ceAbstractionStarter]: For program point L156(lines 155 202) no Hoare annotation was computed. [2019-10-22 09:01:33,843 INFO L439 ceAbstractionStarter]: At program point L487(lines 478 491) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (not (= 0 ~systemActive~0))) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (<= ~waterLevel~0 1) .cse2 .cse3 .cse4) (and (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) (and .cse0 .cse1 .cse2 .cse3 .cse4)))) [2019-10-22 09:01:33,843 INFO L439 ceAbstractionStarter]: At program point L487-1(lines 478 491) the Hoare annotation is: false [2019-10-22 09:01:33,843 INFO L439 ceAbstractionStarter]: At program point L487-2(lines 478 491) the Hoare annotation is: false [2019-10-22 09:01:33,843 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2019-10-22 09:01:33,843 INFO L443 ceAbstractionStarter]: For program point L157(lines 157 161) no Hoare annotation was computed. [2019-10-22 09:01:33,843 INFO L443 ceAbstractionStarter]: For program point L405(lines 405 409) no Hoare annotation was computed. [2019-10-22 09:01:33,843 INFO L443 ceAbstractionStarter]: For program point L405-3(lines 405 409) no Hoare annotation was computed. [2019-10-22 09:01:33,844 INFO L443 ceAbstractionStarter]: For program point L405-6(lines 405 409) no Hoare annotation was computed. [2019-10-22 09:01:33,844 INFO L443 ceAbstractionStarter]: For program point L918(lines 918 931) no Hoare annotation was computed. [2019-10-22 09:01:33,844 INFO L439 ceAbstractionStarter]: At program point L918-1(lines 1 935) the Hoare annotation is: (let ((.cse7 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse5 (= 0 ~methaneLevelCritical~0)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse2 (= ~pumpRunning~0 0)) (.cse3 (not (= 0 ~systemActive~0))) (.cse4 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse6 (and .cse0 .cse1 (<= ~waterLevel~0 1) .cse2 .cse3 .cse4)) (.cse8 (not (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8))) (.cse9 (not .cse5)) (.cse10 (not .cse7))) (or (and (and .cse0 (= 1 ~waterLevel~0) .cse1 .cse2 .cse3 .cse4) .cse5) (and .cse6 .cse5 .cse7) (and (= ~pumpRunning~0 1) (and .cse0 .cse1 .cse3 .cse4) (= 0 ULTIMATE.start_activatePump_~tmp~3)) (and .cse8 .cse1 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~4) (= 1 |ULTIMATE.start_isHighWaterLevel_#res|) (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse0 .cse9 (= 1 ULTIMATE.start_processEnvironment_~tmp~2) .cse2 .cse3 .cse10 .cse4 (= 1 ULTIMATE.start_isHighWaterLevel_~tmp___0~1)) (and .cse6 .cse8 .cse9 .cse10)))) [2019-10-22 09:01:33,844 INFO L443 ceAbstractionStarter]: For program point L918-2(lines 918 931) no Hoare annotation was computed. [2019-10-22 09:01:33,844 INFO L439 ceAbstractionStarter]: At program point L918-3(lines 1 935) the Hoare annotation is: false [2019-10-22 09:01:33,844 INFO L443 ceAbstractionStarter]: For program point L918-4(lines 918 931) no Hoare annotation was computed. [2019-10-22 09:01:33,844 INFO L439 ceAbstractionStarter]: At program point L918-5(lines 1 935) the Hoare annotation is: false [2019-10-22 09:01:33,844 INFO L443 ceAbstractionStarter]: For program point L175(lines 175 181) no Hoare annotation was computed. [2019-10-22 09:01:33,845 INFO L439 ceAbstractionStarter]: At program point L175-1(lines 175 181) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (and (and .cse0 .cse1 .cse2 .cse3) (= 0 ULTIMATE.start_activatePump_~tmp~3)) (= ~pumpRunning~0 1)) (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3))) [2019-10-22 09:01:33,845 INFO L443 ceAbstractionStarter]: For program point L259(lines 259 276) no Hoare annotation was computed. [2019-10-22 09:01:33,845 INFO L443 ceAbstractionStarter]: For program point L259-1(lines 259 276) no Hoare annotation was computed. [2019-10-22 09:01:33,845 INFO L443 ceAbstractionStarter]: For program point L193(lines 193 197) no Hoare annotation was computed. [2019-10-22 09:01:33,845 INFO L443 ceAbstractionStarter]: For program point L259-2(lines 259 276) no Hoare annotation was computed. [2019-10-22 09:01:33,845 INFO L439 ceAbstractionStarter]: At program point L193-2(lines 227 233) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and (and (and .cse0 .cse1 .cse2 .cse3) (= 0 ULTIMATE.start_activatePump_~tmp~3)) (= ~pumpRunning~0 1)) (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3))) [2019-10-22 09:01:33,845 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2019-10-22 09:01:33,845 INFO L439 ceAbstractionStarter]: At program point L474(lines 469 477) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= ~pumpRunning~0 1) .cse2 .cse3 (= 0 ULTIMATE.start_activatePump_~tmp~3)) (and .cse0 (= 0 ~methaneLevelCritical~0) (<= |ULTIMATE.start_getWaterLevel_#res| 1) (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|) .cse1 (<= ~waterLevel~0 1) (= ~pumpRunning~0 0) .cse2 .cse3))) [2019-10-22 09:01:33,845 INFO L439 ceAbstractionStarter]: At program point L474-1(lines 469 477) the Hoare annotation is: false [2019-10-22 09:01:33,846 INFO L439 ceAbstractionStarter]: At program point L474-2(lines 469 477) the Hoare annotation is: false [2019-10-22 09:01:33,846 INFO L439 ceAbstractionStarter]: At program point L524(lines 1 935) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~pumpRunning~0 0) (not (= 0 ~systemActive~0))) [2019-10-22 09:01:33,846 INFO L439 ceAbstractionStarter]: At program point L227(lines 226 245) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (or (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3) (and (and (and .cse0 .cse1 .cse2 .cse3) (= 0 ULTIMATE.start_activatePump_~tmp~3)) (= ~pumpRunning~0 1)))) [2019-10-22 09:01:33,847 INFO L443 ceAbstractionStarter]: For program point L227-1(lines 227 233) no Hoare annotation was computed. [2019-10-22 09:01:33,847 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONERROR_FUNCTION(line 497) no Hoare annotation was computed. [2019-10-22 09:01:33,847 INFO L439 ceAbstractionStarter]: At program point L227-2(lines 226 245) the Hoare annotation is: false [2019-10-22 09:01:33,847 INFO L439 ceAbstractionStarter]: At program point L227-3(lines 226 245) the Hoare annotation is: false [2019-10-22 09:01:33,847 INFO L439 ceAbstractionStarter]: At program point L442(lines 437 445) the Hoare annotation is: (let ((.cse11 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse12 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse13 (= ~pumpRunning~0 0)) (.cse14 (not (= 0 ~systemActive~0))) (.cse15 (= 0 ULTIMATE.start_test_~splverifierCounter~0)) (.cse10 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse9 (= 0 ~methaneLevelCritical~0))) (let ((.cse2 (not .cse9)) (.cse6 (not .cse10)) (.cse8 (and .cse11 .cse12 (<= ~waterLevel~0 1) .cse13 .cse14 .cse15)) (.cse0 (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0)) (.cse1 (and .cse11 .cse12 .cse13 .cse14 .cse15)) (.cse3 (= 1 ULTIMATE.start_processEnvironment_~tmp~2)) (.cse4 (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~4)) (.cse5 (= 1 |ULTIMATE.start_isHighWaterLevel_#res|)) (.cse7 (= 1 ULTIMATE.start_isHighWaterLevel_~tmp___0~1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6 .cse7) (and .cse2 .cse8 .cse6) (and .cse8 .cse9 .cse10) (and .cse0 .cse1 .cse9 .cse10 .cse3 .cse4 .cse5 .cse7)))) [2019-10-22 09:01:33,847 INFO L439 ceAbstractionStarter]: At program point L442-1(lines 437 445) the Hoare annotation is: (let ((.cse6 (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse9 (= ~pumpRunning~0 0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse5 (and .cse0 (<= ~waterLevel~0 1) .cse9 .cse2 .cse3)) (.cse7 (not .cse4)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse8 (not .cse6))) (or (and (= ~pumpRunning~0 1) (and .cse0 .cse1 .cse2 .cse3) (= 0 ULTIMATE.start_activatePump_~tmp~3)) (and .cse1 (and .cse4 .cse5 .cse6)) (and .cse7 .cse1 .cse5 .cse8) (and (= |ULTIMATE.start_isHighWaterSensorDry_#res| 0) .cse0 .cse7 .cse1 (= 1 ULTIMATE.start_processEnvironment_~tmp~2) (= 0 ULTIMATE.start_isHighWaterLevel_~tmp~4) (= 1 |ULTIMATE.start_isHighWaterLevel_#res|) .cse9 .cse2 .cse8 .cse3 (= 1 ULTIMATE.start_isHighWaterLevel_~tmp___0~1))))) [2019-10-22 09:01:33,847 INFO L439 ceAbstractionStarter]: At program point L442-2(lines 437 445) the Hoare annotation is: false [2019-10-22 09:01:33,848 INFO L439 ceAbstractionStarter]: At program point L442-3(lines 437 445) the Hoare annotation is: false [2019-10-22 09:01:33,848 INFO L439 ceAbstractionStarter]: At program point L442-4(lines 437 445) the Hoare annotation is: false [2019-10-22 09:01:33,848 INFO L439 ceAbstractionStarter]: At program point L442-5(lines 437 445) the Hoare annotation is: false [2019-10-22 09:01:33,848 INFO L443 ceAbstractionStarter]: For program point L922(lines 922 928) no Hoare annotation was computed. [2019-10-22 09:01:33,848 INFO L443 ceAbstractionStarter]: For program point L922-2(lines 922 928) no Hoare annotation was computed. [2019-10-22 09:01:33,848 INFO L443 ceAbstractionStarter]: For program point L922-4(lines 922 928) no Hoare annotation was computed. [2019-10-22 09:01:33,848 INFO L443 ceAbstractionStarter]: For program point L130(lines 130 137) no Hoare annotation was computed. [2019-10-22 09:01:33,848 INFO L446 ceAbstractionStarter]: At program point L130-1(lines 130 137) the Hoare annotation is: true [2019-10-22 09:01:33,848 INFO L443 ceAbstractionStarter]: For program point L296(lines 296 302) no Hoare annotation was computed. [2019-10-22 09:01:33,848 INFO L443 ceAbstractionStarter]: For program point L263(lines 263 271) no Hoare annotation was computed. [2019-10-22 09:01:33,848 INFO L443 ceAbstractionStarter]: For program point L263-1(lines 263 271) no Hoare annotation was computed. [2019-10-22 09:01:33,849 INFO L443 ceAbstractionStarter]: For program point L296-2(lines 296 302) no Hoare annotation was computed. [2019-10-22 09:01:33,849 INFO L443 ceAbstractionStarter]: For program point L263-2(lines 263 271) no Hoare annotation was computed. [2019-10-22 09:01:33,849 INFO L443 ceAbstractionStarter]: For program point L296-4(lines 296 302) no Hoare annotation was computed. [2019-10-22 09:01:33,849 INFO L443 ceAbstractionStarter]: For program point L-1(line -1) no Hoare annotation was computed. [2019-10-22 09:01:33,849 INFO L443 ceAbstractionStarter]: For program point L379(lines 379 383) no Hoare annotation was computed. [2019-10-22 09:01:33,849 INFO L443 ceAbstractionStarter]: For program point L379-2(lines 379 383) no Hoare annotation was computed. [2019-10-22 09:01:33,849 INFO L443 ceAbstractionStarter]: For program point L379-3(lines 379 383) no Hoare annotation was computed. [2019-10-22 09:01:33,849 INFO L443 ceAbstractionStarter]: For program point L379-5(lines 379 383) no Hoare annotation was computed. [2019-10-22 09:01:33,849 INFO L443 ceAbstractionStarter]: For program point L379-6(lines 379 383) no Hoare annotation was computed. [2019-10-22 09:01:33,849 INFO L443 ceAbstractionStarter]: For program point L379-8(lines 379 383) no Hoare annotation was computed. [2019-10-22 09:01:33,849 INFO L443 ceAbstractionStarter]: For program point L429(lines 429 433) no Hoare annotation was computed. [2019-10-22 09:01:33,850 INFO L439 ceAbstractionStarter]: At program point L330(lines 325 333) the Hoare annotation is: (and (= |ULTIMATE.start_valid_product_#res| 1) (= 1 ULTIMATE.start_main_~tmp~0) (= ~pumpRunning~0 1) (= |ULTIMATE.start_isPumpRunning_#res| 1) (not (= 0 ~systemActive~0)) (= 0 ULTIMATE.start_test_~splverifierCounter~0) (= 0 ULTIMATE.start_activatePump_~tmp~3)) [2019-10-22 09:01:33,850 INFO L439 ceAbstractionStarter]: At program point L330-1(lines 325 333) the Hoare annotation is: false [2019-10-22 09:01:33,850 INFO L439 ceAbstractionStarter]: At program point L330-2(lines 325 333) the Hoare annotation is: false [2019-10-22 09:01:33,851 INFO L443 ceAbstractionStarter]: For program point L165(lines 165 171) no Hoare annotation was computed. [2019-10-22 09:01:33,851 INFO L439 ceAbstractionStarter]: At program point L165-1(lines 165 171) the Hoare annotation is: (let ((.cse0 (= |ULTIMATE.start_valid_product_#res| 1)) (.cse1 (= 1 ULTIMATE.start_main_~tmp~0)) (.cse2 (not (= 0 ~systemActive~0))) (.cse3 (= 0 ULTIMATE.start_test_~splverifierCounter~0))) (let ((.cse4 (and .cse0 .cse1 (= ~pumpRunning~0 0) .cse2 .cse3))) (or (and (and (and .cse0 .cse1 .cse2 .cse3) (= 0 ULTIMATE.start_activatePump_~tmp~3)) (= ~pumpRunning~0 1)) (and (not (= 0 ULTIMATE.start___utac_acc__Specification3_spec__1_~tmp~8)) .cse4 (not (= 0 |ULTIMATE.start_isMethaneLevelCritical_#res|))) (and (= 0 ~methaneLevelCritical~0) .cse4)))) [2019-10-22 09:01:33,851 INFO L443 ceAbstractionStarter]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONERROR_FUNCTION(line 497) no Hoare annotation was computed. [2019-10-22 09:01:33,851 INFO L443 ceAbstractionStarter]: For program point L497(line 497) no Hoare annotation was computed. [2019-10-22 09:01:33,851 INFO L443 ceAbstractionStarter]: For program point L497-1(line 497) no Hoare annotation was computed. [2019-10-22 09:01:33,851 INFO L443 ceAbstractionStarter]: For program point L497-2(line 497) no Hoare annotation was computed. [2019-10-22 09:01:33,875 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.10 09:01:33 BoogieIcfgContainer [2019-10-22 09:01:33,875 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2019-10-22 09:01:33,876 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2019-10-22 09:01:33,876 INFO L271 PluginConnector]: Initializing Witness Printer... [2019-10-22 09:01:33,876 INFO L275 PluginConnector]: Witness Printer initialized [2019-10-22 09:01:33,876 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.10 09:01:24" (3/4) ... [2019-10-22 09:01:33,879 INFO L137 WitnessPrinter]: Generating witness for correct program [2019-10-22 09:01:33,893 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 38 nodes and edges [2019-10-22 09:01:33,893 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2019-10-22 09:01:33,894 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2019-10-22 09:01:33,895 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2019-10-22 09:01:33,895 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2019-10-22 09:01:33,895 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2019-10-22 09:01:33,921 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((\result == 1 && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive) [2019-10-22 09:01:33,921 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && 0 == methaneLevelCritical) && 1 == waterLevel) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive) [2019-10-22 09:01:33,922 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\result == 1 && 1 == waterLevel) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methaneLevelCritical) || (((((((\result == 1 && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methaneLevelCritical) && 0 == \result)) || ((pumpRunning == 1 && ((\result == 1 && 1 == tmp) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp)) || ((((((((((((!(0 == tmp) && 1 == tmp) && 0 == tmp) && 1 == \result) && \result == 0) && \result == 1) && !(0 == methaneLevelCritical)) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && 1 == tmp___0)) || ((((((((\result == 1 && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == tmp)) && !(0 == methaneLevelCritical)) && !(0 == \result)) [2019-10-22 09:01:33,922 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && 1 == tmp) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp) && pumpRunning == 1) || ((!(0 == tmp) && (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == \result))) || (0 == methaneLevelCritical && (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-10-22 09:01:33,922 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && 1 == tmp) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp) && pumpRunning == 1) || ((((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-10-22 09:01:33,923 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && 1 == tmp) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp) && pumpRunning == 1) || ((((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-10-22 09:01:33,923 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((\result == 1 && 1 == tmp) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp) && pumpRunning == 1) [2019-10-22 09:01:33,923 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((\result == 1 && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((\result == 1 && 1 == tmp) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp) && pumpRunning == 1)) || (((((((\result == 0 && (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == methaneLevelCritical)) && 1 == tmp) && 0 == tmp) && 1 == \result) && !(0 == \result)) && 1 == tmp___0) [2019-10-22 09:01:33,924 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((pumpRunning == 1 && ((\result == 1 && 1 == tmp) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp) || (1 == tmp && (0 == methaneLevelCritical && (((\result == 1 && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == \result)) || (((!(0 == methaneLevelCritical) && 1 == tmp) && (((\result == 1 && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == \result))) || (((((((((((\result == 0 && \result == 1) && !(0 == methaneLevelCritical)) && 1 == tmp) && 1 == tmp) && 0 == tmp) && 1 == \result) && pumpRunning == 0) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && 1 == tmp___0) [2019-10-22 09:01:33,924 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || (\result == 0 && (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-10-22 09:01:33,925 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && 1 == tmp) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp) || ((((((((\result == 1 && 0 == methaneLevelCritical) && \result <= 1) && 0 == \result) && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) [2019-10-22 09:01:33,925 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((\result == 0 && (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp) && 1 == \result) && 1 == tmp___0) [2019-10-22 09:01:33,926 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((\result == 1 && 1 == tmp) && pumpRunning == 1) && \result == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp [2019-10-22 09:01:33,926 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\result == 0 && (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == methaneLevelCritical)) && 1 == tmp) && 0 == tmp) && 1 == \result) && !(0 == \result)) && 1 == tmp___0) || ((!(0 == methaneLevelCritical) && ((((\result == 1 && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == \result))) || (((((((\result == 1 && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methaneLevelCritical) && 0 == \result)) || (((((((\result == 0 && (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methaneLevelCritical) && 0 == \result) && 1 == tmp) && 0 == tmp) && 1 == \result) && 1 == tmp___0) [2019-10-22 09:01:33,926 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((\result == 0 && (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == methaneLevelCritical)) && 1 == tmp) && 0 == tmp) && 1 == \result) && !(0 == \result)) && 1 == tmp___0) || ((!(0 == methaneLevelCritical) && ((((\result == 1 && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == \result))) || ((((((((\result == 0 && (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == \result) && 0 == methaneLevelCritical) && 0 == \result) && 1 == tmp) && 0 == tmp) && 1 == \result) && 1 == tmp___0)) || (((0 == \result && ((((\result == 1 && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methaneLevelCritical) && 0 == \result) [2019-10-22 09:01:33,976 INFO L141 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_bf9baec5-3cba-4336-a5ed-0526e6d71bfc/bin/uautomizer/witness.graphml [2019-10-22 09:01:33,976 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2019-10-22 09:01:33,977 INFO L168 Benchmark]: Toolchain (without parser) took 10505.00 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 371.7 MB). Free memory was 944.5 MB in the beginning and 898.1 MB in the end (delta: 46.4 MB). Peak memory consumption was 418.1 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:33,978 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:01:33,978 INFO L168 Benchmark]: CACSL2BoogieTranslator took 524.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -210.2 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:33,978 INFO L168 Benchmark]: Boogie Procedure Inliner took 60.71 ms. Allocated memory is still 1.2 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. [2019-10-22 09:01:33,978 INFO L168 Benchmark]: Boogie Preprocessor took 43.50 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2019-10-22 09:01:33,979 INFO L168 Benchmark]: RCFGBuilder took 718.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 72.0 MB). Peak memory consumption was 72.0 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:33,979 INFO L168 Benchmark]: TraceAbstraction took 9053.55 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 204.5 MB). Free memory was 1.1 GB in the beginning and 912.4 MB in the end (delta: 158.0 MB). Peak memory consumption was 386.8 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:33,979 INFO L168 Benchmark]: Witness Printer took 100.70 ms. Allocated memory is still 1.4 GB. Free memory was 912.4 MB in the beginning and 898.1 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. [2019-10-22 09:01:33,981 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 967.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 524.52 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 167.2 MB). Free memory was 939.1 MB in the beginning and 1.1 GB in the end (delta: -210.2 MB). Peak memory consumption was 18.0 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 60.71 ms. Allocated memory is still 1.2 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. * Boogie Preprocessor took 43.50 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 718.29 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 72.0 MB). Peak memory consumption was 72.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 9053.55 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 204.5 MB). Free memory was 1.1 GB in the beginning and 912.4 MB in the end (delta: 158.0 MB). Peak memory consumption was 386.8 MB. Max. memory is 11.5 GB. * Witness Printer took 100.70 ms. Allocated memory is still 1.4 GB. Free memory was 912.4 MB in the beginning and 898.1 MB in the end (delta: 14.3 MB). Peak memory consumption was 14.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 497]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 497]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 497]: 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: 437]: Loop Invariant Derived loop invariant: ((((pumpRunning == 1 && ((\result == 1 && 1 == tmp) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp) || (1 == tmp && (0 == methaneLevelCritical && (((\result == 1 && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == \result)) || (((!(0 == methaneLevelCritical) && 1 == tmp) && (((\result == 1 && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == \result))) || (((((((((((\result == 0 && \result == 1) && !(0 == methaneLevelCritical)) && 1 == tmp) && 1 == tmp) && 0 == tmp) && 1 == \result) && pumpRunning == 0) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && 1 == tmp___0) - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: ((0 == methaneLevelCritical && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: (((((\result == 1 && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || ((((\result == 0 && (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp) && 1 == \result) && 1 == tmp___0) - InvariantResult [Line: 314]: Loop Invariant Derived loop invariant: (((((((((\result == 0 && (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == methaneLevelCritical)) && 1 == tmp) && 0 == tmp) && 1 == \result) && !(0 == \result)) && 1 == tmp___0) || ((!(0 == methaneLevelCritical) && ((((\result == 1 && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == \result))) || ((((((((\result == 0 && (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == \result) && 0 == methaneLevelCritical) && 0 == \result) && 1 == tmp) && 0 == tmp) && 1 == \result) && 1 == tmp___0)) || (((0 == \result && ((((\result == 1 && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methaneLevelCritical) && 0 == \result) - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 314]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: (((((\result == 1 && 1 == tmp) && pumpRunning == 1) && \result == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp - InvariantResult [Line: 370]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 314]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 527]: Loop Invariant Derived loop invariant: (((\result == 1 && 0 == methaneLevelCritical) && 1 == waterLevel) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 227]: Loop Invariant Derived loop invariant: (((((\result == 1 && 1 == tmp) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp) && pumpRunning == 1) || ((((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 175]: Loop Invariant Derived loop invariant: (((((\result == 1 && 1 == tmp) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp) && pumpRunning == 1) || ((((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 437]: Loop Invariant Derived loop invariant: (((((((((\result == 0 && (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == methaneLevelCritical)) && 1 == tmp) && 0 == tmp) && 1 == \result) && !(0 == \result)) && 1 == tmp___0) || ((!(0 == methaneLevelCritical) && ((((\result == 1 && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == \result))) || (((((((\result == 1 && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methaneLevelCritical) && 0 == \result)) || (((((((\result == 0 && (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methaneLevelCritical) && 0 == \result) && 1 == tmp) && 0 == tmp) && 1 == \result) && 1 == tmp___0) - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 99]: Loop Invariant Derived loop invariant: ((((\result == 1 && 0 == methaneLevelCritical) && 1 == waterLevel) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive) - InvariantResult [Line: 52]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1]: Loop Invariant Derived loop invariant: (((((((((\result == 1 && 1 == waterLevel) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methaneLevelCritical) || (((((((\result == 1 && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == methaneLevelCritical) && 0 == \result)) || ((pumpRunning == 1 && ((\result == 1 && 1 == tmp) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp)) || ((((((((((((!(0 == tmp) && 1 == tmp) && 0 == tmp) && 1 == \result) && \result == 0) && \result == 1) && !(0 == methaneLevelCritical)) && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && !(0 == \result)) && 0 == splverifierCounter) && 1 == tmp___0)) || ((((((((\result == 1 && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == tmp)) && !(0 == methaneLevelCritical)) && !(0 == \result)) - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 234]: Loop Invariant Derived loop invariant: ((((((\result == 1 && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((\result == 1 && 1 == tmp) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp) && pumpRunning == 1)) || (((((((\result == 0 && (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == methaneLevelCritical)) && 1 == tmp) && 0 == tmp) && 1 == \result) && !(0 == \result)) && 1 == tmp___0) - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 120]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 154]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 325]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 130]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 478]: Loop Invariant Derived loop invariant: (((((\result == 1 && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || (\result == 0 && (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 478]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 226]: Loop Invariant Derived loop invariant: ((((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) || (((((\result == 1 && 1 == tmp) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp) && pumpRunning == 1) - InvariantResult [Line: 478]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 469]: Loop Invariant Derived loop invariant: (((((\result == 1 && 1 == tmp) && pumpRunning == 1) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp) || ((((((((\result == 1 && 0 == methaneLevelCritical) && \result <= 1) && 0 == \result) && 1 == tmp) && waterLevel <= 1) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - InvariantResult [Line: 165]: Loop Invariant Derived loop invariant: ((((((\result == 1 && 1 == tmp) && !(0 == systemActive)) && 0 == splverifierCounter) && 0 == tmp) && pumpRunning == 1) || ((!(0 == tmp) && (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) && !(0 == \result))) || (0 == methaneLevelCritical && (((\result == 1 && 1 == tmp) && pumpRunning == 0) && !(0 == systemActive)) && 0 == splverifierCounter) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 93 locations, 3 error locations. Result: SAFE, OverallTime: 8.9s, OverallIterations: 11, TraceHistogramMax: 1, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 6.6s, HoareTripleCheckerStatistics: 996 SDtfs, 1538 SDslu, 1746 SDs, 0 SdLazy, 255 SolverSat, 41 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 90 GetRequests, 33 SyntacticMatches, 0 SemanticMatches, 57 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 41 ImplicationChecksByTransitivity, 0.3s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=296occurred 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, 11 MinimizatonAttempts, 1509 StatesRemovedByMinimization, 7 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 40 LocationsWithAnnotation, 40 PreInvPairs, 227 NumberOfFragments, 1064 HoareAnnotationTreeSize, 40 FomulaSimplifications, 747263 FormulaSimplificationTreeSizeReduction, 1.9s HoareSimplificationTime, 40 FomulaSimplificationsInter, 195866 FormulaSimplificationTreeSizeReductionInter, 4.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.5s InterpolantComputationTime, 319 NumberOfCodeBlocks, 319 NumberOfCodeBlocksAsserted, 11 NumberOfCheckSat, 308 ConstructedInterpolants, 0 QuantifiedInterpolants, 16827 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 11 InterpolantComputations, 11 PerfectInterpolantSequences, 0/0 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...