./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec1_product45_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_66cd9ef0-7708-4083-aeea-1e427c1158b4/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_66cd9ef0-7708-4083-aeea-1e427c1158b4/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_66cd9ef0-7708-4083-aeea-1e427c1158b4/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_66cd9ef0-7708-4083-aeea-1e427c1158b4/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec1_product45_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_66cd9ef0-7708-4083-aeea-1e427c1158b4/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_66cd9ef0-7708-4083-aeea-1e427c1158b4/bin-2019/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 8c7c11659b56a65fd9b011a28c96b3117f33c316 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 02:27:10,615 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 02:27:10,616 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 02:27:10,625 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 02:27:10,625 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 02:27:10,625 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 02:27:10,626 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 02:27:10,628 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 02:27:10,629 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 02:27:10,630 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 02:27:10,631 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 02:27:10,631 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 02:27:10,632 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 02:27:10,632 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 02:27:10,633 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 02:27:10,634 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 02:27:10,634 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 02:27:10,636 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 02:27:10,637 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 02:27:10,638 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 02:27:10,639 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 02:27:10,640 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 02:27:10,642 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 02:27:10,642 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 02:27:10,642 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 02:27:10,643 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 02:27:10,644 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 02:27:10,645 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 02:27:10,645 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 02:27:10,646 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 02:27:10,646 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 02:27:10,647 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 02:27:10,647 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 02:27:10,647 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 02:27:10,648 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 02:27:10,648 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 02:27:10,649 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_66cd9ef0-7708-4083-aeea-1e427c1158b4/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-02 02:27:10,659 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 02:27:10,659 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 02:27:10,660 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 02:27:10,660 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 02:27:10,660 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 02:27:10,660 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 02:27:10,660 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 02:27:10,660 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 02:27:10,661 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 02:27:10,661 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 02:27:10,661 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 02:27:10,661 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 02:27:10,661 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 02:27:10,661 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 02:27:10,661 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 02:27:10,662 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 02:27:10,662 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 02:27:10,662 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 02:27:10,662 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 02:27:10,662 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 02:27:10,662 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 02:27:10,663 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 02:27:10,663 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 02:27:10,663 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 02:27:10,663 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 02:27:10,663 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 02:27:10,663 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 02:27:10,663 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 02:27:10,663 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 02:27:10,664 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 02:27:10,664 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true 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_66cd9ef0-7708-4083-aeea-1e427c1158b4/bin-2019/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 -> 8c7c11659b56a65fd9b011a28c96b3117f33c316 [2018-12-02 02:27:10,686 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 02:27:10,695 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 02:27:10,698 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 02:27:10,699 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 02:27:10,699 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 02:27:10,700 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_66cd9ef0-7708-4083-aeea-1e427c1158b4/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec1_product45_true-unreach-call_false-termination.cil.c [2018-12-02 02:27:10,745 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_66cd9ef0-7708-4083-aeea-1e427c1158b4/bin-2019/uautomizer/data/b9b553553/362f0e70ec0e44b481a4c6f3c9946352/FLAG777fa4b7c [2018-12-02 02:27:11,150 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 02:27:11,150 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_66cd9ef0-7708-4083-aeea-1e427c1158b4/sv-benchmarks/c/product-lines/minepump_spec1_product45_true-unreach-call_false-termination.cil.c [2018-12-02 02:27:11,157 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_66cd9ef0-7708-4083-aeea-1e427c1158b4/bin-2019/uautomizer/data/b9b553553/362f0e70ec0e44b481a4c6f3c9946352/FLAG777fa4b7c [2018-12-02 02:27:11,165 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_66cd9ef0-7708-4083-aeea-1e427c1158b4/bin-2019/uautomizer/data/b9b553553/362f0e70ec0e44b481a4c6f3c9946352 [2018-12-02 02:27:11,167 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 02:27:11,167 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 02:27:11,168 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 02:27:11,168 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 02:27:11,170 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 02:27:11,170 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:27:11" (1/1) ... [2018-12-02 02:27:11,172 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2648fef5 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:27:11, skipping insertion in model container [2018-12-02 02:27:11,172 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:27:11" (1/1) ... [2018-12-02 02:27:11,176 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 02:27:11,197 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 02:27:11,354 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:27:11,392 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 02:27:11,428 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 02:27:11,444 INFO L195 MainTranslator]: Completed translation [2018-12-02 02:27:11,444 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:27:11 WrapperNode [2018-12-02 02:27:11,444 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 02:27:11,444 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 02:27:11,444 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 02:27:11,445 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 02:27:11,449 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:27:11" (1/1) ... [2018-12-02 02:27:11,459 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:27:11" (1/1) ... [2018-12-02 02:27:11,464 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 02:27:11,464 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 02:27:11,464 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 02:27:11,464 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 02:27:11,470 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:27:11" (1/1) ... [2018-12-02 02:27:11,470 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:27:11" (1/1) ... [2018-12-02 02:27:11,472 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:27:11" (1/1) ... [2018-12-02 02:27:11,473 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:27:11" (1/1) ... [2018-12-02 02:27:11,479 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:27:11" (1/1) ... [2018-12-02 02:27:11,483 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:27:11" (1/1) ... [2018-12-02 02:27:11,484 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:27:11" (1/1) ... [2018-12-02 02:27:11,486 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 02:27:11,486 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 02:27:11,486 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 02:27:11,486 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 02:27:11,487 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:27:11" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_66cd9ef0-7708-4083-aeea-1e427c1158b4/bin-2019/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 [2018-12-02 02:27:11,518 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-02 02:27:11,519 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-02 02:27:11,519 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 02:27:11,519 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 02:27:11,519 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 02:27:11,519 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-02 02:27:11,519 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-02 02:27:11,519 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-02 02:27:11,519 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-02 02:27:11,519 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-02 02:27:11,519 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-02 02:27:11,519 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 02:27:11,519 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 02:27:11,519 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-02 02:27:11,519 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-02 02:27:11,520 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-02 02:27:11,520 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-02 02:27:11,520 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-02 02:27:11,520 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-02 02:27:11,520 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 02:27:11,520 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 02:27:11,520 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 02:27:11,520 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 02:27:11,520 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 02:27:11,520 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 02:27:11,520 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-02 02:27:11,520 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-02 02:27:11,520 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 02:27:11,520 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 02:27:11,520 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-02 02:27:11,521 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-02 02:27:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-02 02:27:11,521 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-02 02:27:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-12-02 02:27:11,521 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-12-02 02:27:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-02 02:27:11,521 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-02 02:27:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-02 02:27:11,521 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-02 02:27:11,521 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-02 02:27:11,521 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-02 02:27:11,522 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-02 02:27:11,522 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-02 02:27:11,522 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-12-02 02:27:11,522 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-12-02 02:27:11,522 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 02:27:11,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 02:27:11,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 02:27:11,522 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 02:27:11,522 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 02:27:11,522 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-02 02:27:11,522 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-02 02:27:11,522 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 02:27:11,522 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 02:27:11,522 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification1_spec__1 [2018-12-02 02:27:11,523 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification1_spec__1 [2018-12-02 02:27:11,793 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 02:27:11,793 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-02 02:27:11,793 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:27:11 BoogieIcfgContainer [2018-12-02 02:27:11,793 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 02:27:11,794 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 02:27:11,794 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 02:27:11,797 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 02:27:11,797 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:27:11" (1/3) ... [2018-12-02 02:27:11,798 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47f8153c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:27:11, skipping insertion in model container [2018-12-02 02:27:11,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:27:11" (2/3) ... [2018-12-02 02:27:11,799 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@47f8153c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:27:11, skipping insertion in model container [2018-12-02 02:27:11,799 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:27:11" (3/3) ... [2018-12-02 02:27:11,800 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec1_product45_true-unreach-call_false-termination.cil.c [2018-12-02 02:27:11,808 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 02:27:11,815 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 02:27:11,829 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 02:27:11,851 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 02:27:11,851 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 02:27:11,851 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 02:27:11,852 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 02:27:11,852 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 02:27:11,852 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 02:27:11,852 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 02:27:11,852 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 02:27:11,852 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 02:27:11,864 INFO L276 IsEmpty]: Start isEmpty. Operand 143 states. [2018-12-02 02:27:11,869 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2018-12-02 02:27:11,869 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:27:11,869 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:27:11,871 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:27:11,874 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:27:11,875 INFO L82 PathProgramCache]: Analyzing trace with hash -1859376885, now seen corresponding path program 1 times [2018-12-02 02:27:11,876 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:27:11,876 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:27:11,904 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:27:11,905 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:27:11,905 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:27:11,964 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:27:12,012 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:27:12,013 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:27:12,014 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-02 02:27:12,016 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-02 02:27:12,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-02 02:27:12,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 02:27:12,025 INFO L87 Difference]: Start difference. First operand 143 states. Second operand 2 states. [2018-12-02 02:27:12,046 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:27:12,047 INFO L93 Difference]: Finished difference Result 260 states and 325 transitions. [2018-12-02 02:27:12,047 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-02 02:27:12,048 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 46 [2018-12-02 02:27:12,048 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:27:12,055 INFO L225 Difference]: With dead ends: 260 [2018-12-02 02:27:12,055 INFO L226 Difference]: Without dead ends: 130 [2018-12-02 02:27:12,057 INFO L631 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 [2018-12-02 02:27:12,068 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 130 states. [2018-12-02 02:27:12,085 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 130 to 130. [2018-12-02 02:27:12,086 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 130 states. [2018-12-02 02:27:12,088 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 130 states to 130 states and 154 transitions. [2018-12-02 02:27:12,089 INFO L78 Accepts]: Start accepts. Automaton has 130 states and 154 transitions. Word has length 46 [2018-12-02 02:27:12,089 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:27:12,089 INFO L480 AbstractCegarLoop]: Abstraction has 130 states and 154 transitions. [2018-12-02 02:27:12,089 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-02 02:27:12,089 INFO L276 IsEmpty]: Start isEmpty. Operand 130 states and 154 transitions. [2018-12-02 02:27:12,091 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2018-12-02 02:27:12,091 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:27:12,091 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:27:12,092 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:27:12,092 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:27:12,092 INFO L82 PathProgramCache]: Analyzing trace with hash -816350, now seen corresponding path program 1 times [2018-12-02 02:27:12,092 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:27:12,092 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:27:12,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:27:12,093 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:27:12,093 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:27:12,110 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:27:12,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:27:12,138 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:27:12,138 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 02:27:12,140 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 02:27:12,140 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 02:27:12,140 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 02:27:12,140 INFO L87 Difference]: Start difference. First operand 130 states and 154 transitions. Second operand 3 states. [2018-12-02 02:27:12,157 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:27:12,157 INFO L93 Difference]: Finished difference Result 209 states and 247 transitions. [2018-12-02 02:27:12,157 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 02:27:12,157 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 47 [2018-12-02 02:27:12,158 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:27:12,159 INFO L225 Difference]: With dead ends: 209 [2018-12-02 02:27:12,159 INFO L226 Difference]: Without dead ends: 121 [2018-12-02 02:27:12,159 INFO L631 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 [2018-12-02 02:27:12,160 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2018-12-02 02:27:12,165 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2018-12-02 02:27:12,165 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2018-12-02 02:27:12,166 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 142 transitions. [2018-12-02 02:27:12,166 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 142 transitions. Word has length 47 [2018-12-02 02:27:12,166 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:27:12,167 INFO L480 AbstractCegarLoop]: Abstraction has 121 states and 142 transitions. [2018-12-02 02:27:12,167 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 02:27:12,167 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 142 transitions. [2018-12-02 02:27:12,167 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-12-02 02:27:12,167 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:27:12,168 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:27:12,168 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:27:12,168 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:27:12,168 INFO L82 PathProgramCache]: Analyzing trace with hash 1070515485, now seen corresponding path program 1 times [2018-12-02 02:27:12,168 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:27:12,168 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:27:12,168 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:27:12,169 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:27:12,169 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:27:12,181 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:27:12,234 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:27:12,235 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:27:12,235 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 02:27:12,235 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 02:27:12,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 02:27:12,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-02 02:27:12,235 INFO L87 Difference]: Start difference. First operand 121 states and 142 transitions. Second operand 7 states. [2018-12-02 02:27:12,408 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:27:12,409 INFO L93 Difference]: Finished difference Result 218 states and 261 transitions. [2018-12-02 02:27:12,409 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 02:27:12,409 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 51 [2018-12-02 02:27:12,409 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:27:12,410 INFO L225 Difference]: With dead ends: 218 [2018-12-02 02:27:12,410 INFO L226 Difference]: Without dead ends: 121 [2018-12-02 02:27:12,410 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-02 02:27:12,411 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 121 states. [2018-12-02 02:27:12,416 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 121 to 121. [2018-12-02 02:27:12,416 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 121 states. [2018-12-02 02:27:12,417 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 121 states to 121 states and 141 transitions. [2018-12-02 02:27:12,417 INFO L78 Accepts]: Start accepts. Automaton has 121 states and 141 transitions. Word has length 51 [2018-12-02 02:27:12,418 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:27:12,418 INFO L480 AbstractCegarLoop]: Abstraction has 121 states and 141 transitions. [2018-12-02 02:27:12,418 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 02:27:12,418 INFO L276 IsEmpty]: Start isEmpty. Operand 121 states and 141 transitions. [2018-12-02 02:27:12,419 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-12-02 02:27:12,419 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:27:12,419 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:27:12,419 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:27:12,419 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:27:12,419 INFO L82 PathProgramCache]: Analyzing trace with hash -912181828, now seen corresponding path program 1 times [2018-12-02 02:27:12,419 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:27:12,419 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:27:12,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:27:12,420 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:27:12,420 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:27:12,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:27:12,477 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:27:12,477 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:27:12,477 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2018-12-02 02:27:12,478 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2018-12-02 02:27:12,478 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2018-12-02 02:27:12,478 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2018-12-02 02:27:12,478 INFO L87 Difference]: Start difference. First operand 121 states and 141 transitions. Second operand 5 states. [2018-12-02 02:27:12,754 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:27:12,754 INFO L93 Difference]: Finished difference Result 319 states and 386 transitions. [2018-12-02 02:27:12,754 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 02:27:12,754 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 64 [2018-12-02 02:27:12,755 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:27:12,756 INFO L225 Difference]: With dead ends: 319 [2018-12-02 02:27:12,756 INFO L226 Difference]: Without dead ends: 222 [2018-12-02 02:27:12,756 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2018-12-02 02:27:12,757 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 222 states. [2018-12-02 02:27:12,770 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 222 to 204. [2018-12-02 02:27:12,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 204 states. [2018-12-02 02:27:12,771 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 204 states to 204 states and 233 transitions. [2018-12-02 02:27:12,771 INFO L78 Accepts]: Start accepts. Automaton has 204 states and 233 transitions. Word has length 64 [2018-12-02 02:27:12,772 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:27:12,772 INFO L480 AbstractCegarLoop]: Abstraction has 204 states and 233 transitions. [2018-12-02 02:27:12,772 INFO L481 AbstractCegarLoop]: Interpolant automaton has 5 states. [2018-12-02 02:27:12,772 INFO L276 IsEmpty]: Start isEmpty. Operand 204 states and 233 transitions. [2018-12-02 02:27:12,773 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2018-12-02 02:27:12,773 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:27:12,773 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:27:12,773 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:27:12,773 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:27:12,773 INFO L82 PathProgramCache]: Analyzing trace with hash -988770391, now seen corresponding path program 1 times [2018-12-02 02:27:12,773 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:27:12,773 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:27:12,774 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:27:12,774 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:27:12,774 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:27:12,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:27:12,833 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:27:12,833 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:27:12,833 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 02:27:12,834 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 02:27:12,834 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 02:27:12,834 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-02 02:27:12,834 INFO L87 Difference]: Start difference. First operand 204 states and 233 transitions. Second operand 6 states. [2018-12-02 02:27:12,957 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:27:12,957 INFO L93 Difference]: Finished difference Result 549 states and 649 transitions. [2018-12-02 02:27:12,958 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 02:27:12,958 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 78 [2018-12-02 02:27:12,958 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:27:12,961 INFO L225 Difference]: With dead ends: 549 [2018-12-02 02:27:12,961 INFO L226 Difference]: Without dead ends: 369 [2018-12-02 02:27:12,962 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-12-02 02:27:12,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 369 states. [2018-12-02 02:27:12,993 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 369 to 363. [2018-12-02 02:27:12,994 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 363 states. [2018-12-02 02:27:12,995 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 416 transitions. [2018-12-02 02:27:12,996 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 416 transitions. Word has length 78 [2018-12-02 02:27:12,996 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:27:12,996 INFO L480 AbstractCegarLoop]: Abstraction has 363 states and 416 transitions. [2018-12-02 02:27:12,997 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 02:27:12,997 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 416 transitions. [2018-12-02 02:27:12,998 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 83 [2018-12-02 02:27:12,998 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:27:12,998 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:27:12,998 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:27:12,999 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:27:12,999 INFO L82 PathProgramCache]: Analyzing trace with hash 610145221, now seen corresponding path program 1 times [2018-12-02 02:27:12,999 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:27:12,999 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:27:13,000 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:27:13,000 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:27:13,000 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:27:13,014 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:27:13,057 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:27:13,057 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:27:13,058 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 02:27:13,058 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 02:27:13,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 02:27:13,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-02 02:27:13,059 INFO L87 Difference]: Start difference. First operand 363 states and 416 transitions. Second operand 7 states. [2018-12-02 02:27:13,395 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:27:13,395 INFO L93 Difference]: Finished difference Result 396 states and 466 transitions. [2018-12-02 02:27:13,395 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-02 02:27:13,395 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 82 [2018-12-02 02:27:13,396 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:27:13,398 INFO L225 Difference]: With dead ends: 396 [2018-12-02 02:27:13,398 INFO L226 Difference]: Without dead ends: 393 [2018-12-02 02:27:13,398 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 21 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-12-02 02:27:13,399 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 393 states. [2018-12-02 02:27:13,420 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 393 to 363. [2018-12-02 02:27:13,420 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 363 states. [2018-12-02 02:27:13,422 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 363 states to 363 states and 415 transitions. [2018-12-02 02:27:13,422 INFO L78 Accepts]: Start accepts. Automaton has 363 states and 415 transitions. Word has length 82 [2018-12-02 02:27:13,423 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:27:13,423 INFO L480 AbstractCegarLoop]: Abstraction has 363 states and 415 transitions. [2018-12-02 02:27:13,423 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 02:27:13,423 INFO L276 IsEmpty]: Start isEmpty. Operand 363 states and 415 transitions. [2018-12-02 02:27:13,424 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-02 02:27:13,425 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:27:13,425 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:27:13,425 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:27:13,425 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:27:13,425 INFO L82 PathProgramCache]: Analyzing trace with hash 1887685164, now seen corresponding path program 1 times [2018-12-02 02:27:13,426 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:27:13,426 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:27:13,426 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:27:13,427 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:27:13,427 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:27:13,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:27:13,489 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 02:27:13,490 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:27:13,490 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 02:27:13,490 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 02:27:13,490 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 02:27:13,490 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-02 02:27:13,490 INFO L87 Difference]: Start difference. First operand 363 states and 415 transitions. Second operand 6 states. [2018-12-02 02:27:13,518 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:27:13,518 INFO L93 Difference]: Finished difference Result 716 states and 838 transitions. [2018-12-02 02:27:13,518 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 02:27:13,518 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 98 [2018-12-02 02:27:13,519 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:27:13,520 INFO L225 Difference]: With dead ends: 716 [2018-12-02 02:27:13,520 INFO L226 Difference]: Without dead ends: 377 [2018-12-02 02:27:13,521 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-02 02:27:13,522 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 377 states. [2018-12-02 02:27:13,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 377 to 373. [2018-12-02 02:27:13,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 373 states. [2018-12-02 02:27:13,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 373 states to 373 states and 425 transitions. [2018-12-02 02:27:13,540 INFO L78 Accepts]: Start accepts. Automaton has 373 states and 425 transitions. Word has length 98 [2018-12-02 02:27:13,541 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:27:13,541 INFO L480 AbstractCegarLoop]: Abstraction has 373 states and 425 transitions. [2018-12-02 02:27:13,541 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 02:27:13,541 INFO L276 IsEmpty]: Start isEmpty. Operand 373 states and 425 transitions. [2018-12-02 02:27:13,542 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-02 02:27:13,542 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:27:13,542 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:27:13,542 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:27:13,543 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:27:13,543 INFO L82 PathProgramCache]: Analyzing trace with hash -1513795794, now seen corresponding path program 1 times [2018-12-02 02:27:13,543 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:27:13,543 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:27:13,543 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:27:13,544 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:27:13,544 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:27:13,552 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:27:13,599 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 02:27:13,599 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:27:13,599 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-02 02:27:13,599 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-02 02:27:13,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-02 02:27:13,600 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-02 02:27:13,600 INFO L87 Difference]: Start difference. First operand 373 states and 425 transitions. Second operand 8 states. [2018-12-02 02:27:13,623 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:27:13,624 INFO L93 Difference]: Finished difference Result 736 states and 860 transitions. [2018-12-02 02:27:13,624 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 02:27:13,624 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 98 [2018-12-02 02:27:13,624 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:27:13,625 INFO L225 Difference]: With dead ends: 736 [2018-12-02 02:27:13,625 INFO L226 Difference]: Without dead ends: 387 [2018-12-02 02:27:13,626 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-02 02:27:13,627 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 387 states. [2018-12-02 02:27:13,638 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 387 to 381. [2018-12-02 02:27:13,638 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 381 states. [2018-12-02 02:27:13,639 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 381 states to 381 states and 433 transitions. [2018-12-02 02:27:13,640 INFO L78 Accepts]: Start accepts. Automaton has 381 states and 433 transitions. Word has length 98 [2018-12-02 02:27:13,640 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:27:13,640 INFO L480 AbstractCegarLoop]: Abstraction has 381 states and 433 transitions. [2018-12-02 02:27:13,640 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-02 02:27:13,640 INFO L276 IsEmpty]: Start isEmpty. Operand 381 states and 433 transitions. [2018-12-02 02:27:13,641 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 99 [2018-12-02 02:27:13,641 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:27:13,642 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:27:13,642 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:27:13,642 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:27:13,642 INFO L82 PathProgramCache]: Analyzing trace with hash -1521555153, now seen corresponding path program 1 times [2018-12-02 02:27:13,642 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:27:13,642 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:27:13,643 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:27:13,643 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:27:13,643 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:27:13,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:27:13,694 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 02:27:13,694 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 02:27:13,694 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 02:27:13,694 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 02:27:13,695 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 02:27:13,695 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-02 02:27:13,695 INFO L87 Difference]: Start difference. First operand 381 states and 433 transitions. Second operand 4 states. [2018-12-02 02:27:13,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:27:13,806 INFO L93 Difference]: Finished difference Result 1123 states and 1346 transitions. [2018-12-02 02:27:13,806 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 02:27:13,806 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 98 [2018-12-02 02:27:13,807 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:27:13,810 INFO L225 Difference]: With dead ends: 1123 [2018-12-02 02:27:13,810 INFO L226 Difference]: Without dead ends: 766 [2018-12-02 02:27:13,811 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-02 02:27:13,812 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 766 states. [2018-12-02 02:27:13,844 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 766 to 751. [2018-12-02 02:27:13,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 751 states. [2018-12-02 02:27:13,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 751 states and 881 transitions. [2018-12-02 02:27:13,847 INFO L78 Accepts]: Start accepts. Automaton has 751 states and 881 transitions. Word has length 98 [2018-12-02 02:27:13,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:27:13,848 INFO L480 AbstractCegarLoop]: Abstraction has 751 states and 881 transitions. [2018-12-02 02:27:13,848 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 02:27:13,848 INFO L276 IsEmpty]: Start isEmpty. Operand 751 states and 881 transitions. [2018-12-02 02:27:13,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2018-12-02 02:27:13,850 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:27:13,850 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:27:13,850 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:27:13,850 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:27:13,850 INFO L82 PathProgramCache]: Analyzing trace with hash 1343532233, now seen corresponding path program 1 times [2018-12-02 02:27:13,850 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:27:13,850 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:27:13,851 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:27:13,851 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:27:13,851 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:27:13,863 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:27:13,948 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 02:27:13,948 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 02:27:13,948 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_66cd9ef0-7708-4083-aeea-1e427c1158b4/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 02:27:13,955 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:27:14,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:27:14,031 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:27:14,159 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 02:27:14,175 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 02:27:14,176 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-12-02 02:27:14,176 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-02 02:27:14,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-02 02:27:14,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-12-02 02:27:14,176 INFO L87 Difference]: Start difference. First operand 751 states and 881 transitions. Second operand 19 states. [2018-12-02 02:27:14,787 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:27:14,788 INFO L93 Difference]: Finished difference Result 1448 states and 1719 transitions. [2018-12-02 02:27:14,788 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-02 02:27:14,788 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 102 [2018-12-02 02:27:14,788 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:27:14,790 INFO L225 Difference]: With dead ends: 1448 [2018-12-02 02:27:14,790 INFO L226 Difference]: Without dead ends: 721 [2018-12-02 02:27:14,791 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 128 GetRequests, 97 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-12-02 02:27:14,792 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 721 states. [2018-12-02 02:27:14,811 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 721 to 721. [2018-12-02 02:27:14,811 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 721 states. [2018-12-02 02:27:14,812 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 721 states to 721 states and 832 transitions. [2018-12-02 02:27:14,813 INFO L78 Accepts]: Start accepts. Automaton has 721 states and 832 transitions. Word has length 102 [2018-12-02 02:27:14,813 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:27:14,813 INFO L480 AbstractCegarLoop]: Abstraction has 721 states and 832 transitions. [2018-12-02 02:27:14,813 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-02 02:27:14,813 INFO L276 IsEmpty]: Start isEmpty. Operand 721 states and 832 transitions. [2018-12-02 02:27:14,815 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 154 [2018-12-02 02:27:14,815 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 02:27:14,815 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 02:27:14,815 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 02:27:14,816 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 02:27:14,816 INFO L82 PathProgramCache]: Analyzing trace with hash 1604124685, now seen corresponding path program 1 times [2018-12-02 02:27:14,816 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 02:27:14,816 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 02:27:14,817 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:27:14,817 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:27:14,817 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 02:27:14,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:27:14,912 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2018-12-02 02:27:14,912 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 02:27:14,912 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_66cd9ef0-7708-4083-aeea-1e427c1158b4/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 02:27:14,920 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 02:27:14,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 02:27:15,001 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 02:27:15,104 INFO L134 CoverageAnalysis]: Checked inductivity of 48 backedges. 39 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-12-02 02:27:15,130 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 02:27:15,130 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-12-02 02:27:15,131 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-12-02 02:27:15,131 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-12-02 02:27:15,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-12-02 02:27:15,131 INFO L87 Difference]: Start difference. First operand 721 states and 832 transitions. Second operand 19 states. [2018-12-02 02:27:15,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 02:27:15,676 INFO L93 Difference]: Finished difference Result 1201 states and 1408 transitions. [2018-12-02 02:27:15,676 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-12-02 02:27:15,677 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 153 [2018-12-02 02:27:15,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 02:27:15,677 INFO L225 Difference]: With dead ends: 1201 [2018-12-02 02:27:15,677 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 02:27:15,679 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 181 GetRequests, 150 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-12-02 02:27:15,679 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 02:27:15,680 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 02:27:15,680 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 02:27:15,680 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 02:27:15,680 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 153 [2018-12-02 02:27:15,680 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 02:27:15,680 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 02:27:15,680 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-12-02 02:27:15,680 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 02:27:15,680 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 02:27:15,683 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 02:27:15,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:27:15,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:27:15,831 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:27:15,833 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:27:15,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:27:15,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 02:27:16,648 WARN L180 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 30 [2018-12-02 02:27:17,201 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 29 [2018-12-02 02:27:17,203 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 297 303) the Hoare annotation is: true [2018-12-02 02:27:17,203 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 297 303) no Hoare annotation was computed. [2018-12-02 02:27:17,203 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 304 312) no Hoare annotation was computed. [2018-12-02 02:27:17,203 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 304 312) the Hoare annotation is: true [2018-12-02 02:27:17,203 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 304 312) no Hoare annotation was computed. [2018-12-02 02:27:17,203 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 255 277) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 02:27:17,203 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 255 277) no Hoare annotation was computed. [2018-12-02 02:27:17,204 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 255 277) no Hoare annotation was computed. [2018-12-02 02:27:17,204 INFO L444 ceAbstractionStarter]: At program point L267(line 267) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~1 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-02 02:27:17,204 INFO L444 ceAbstractionStarter]: At program point L267-1(line 267) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~1 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-12-02 02:27:17,204 INFO L448 ceAbstractionStarter]: For program point L265(lines 265 272) no Hoare annotation was computed. [2018-12-02 02:27:17,204 INFO L448 ceAbstractionStarter]: For program point L265-1(lines 265 272) no Hoare annotation was computed. [2018-12-02 02:27:17,204 INFO L448 ceAbstractionStarter]: For program point L263(line 263) no Hoare annotation was computed. [2018-12-02 02:27:17,204 INFO L444 ceAbstractionStarter]: At program point L262(line 262) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 02:27:17,204 INFO L444 ceAbstractionStarter]: At program point L261(line 261) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 02:27:17,204 INFO L444 ceAbstractionStarter]: At program point L261-1(line 261) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 02:27:17,204 INFO L444 ceAbstractionStarter]: At program point L801(line 801) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse2))) [2018-12-02 02:27:17,204 INFO L448 ceAbstractionStarter]: For program point L801-1(lines 782 806) no Hoare annotation was computed. [2018-12-02 02:27:17,204 INFO L444 ceAbstractionStarter]: At program point L796(line 796) the Hoare annotation is: (let ((.cse2 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (and (= 0 processEnvironment__wrappee__methaneQuery_~tmp~6) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse3 (not .cse2) .cse0) (or .cse0 .cse3 .cse1))) [2018-12-02 02:27:17,204 INFO L444 ceAbstractionStarter]: At program point L792(line 792) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~waterLevel~0 1))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1) .cse2) (or .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= 0 ~pumpRunning~0) .cse0 .cse1)))) [2018-12-02 02:27:17,204 INFO L448 ceAbstractionStarter]: For program point L790(lines 790 798) no Hoare annotation was computed. [2018-12-02 02:27:17,205 INFO L444 ceAbstractionStarter]: At program point L788(line 788) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= 0 |old(~pumpRunning~0)|)) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse3 (not (= ~methaneLevelCritical~0 1)) (not .cse2) .cse0))) [2018-12-02 02:27:17,205 INFO L448 ceAbstractionStarter]: For program point L788-1(line 788) no Hoare annotation was computed. [2018-12-02 02:27:17,205 INFO L448 ceAbstractionStarter]: For program point L786(lines 786 803) no Hoare annotation was computed. [2018-12-02 02:27:17,205 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 782 806) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-02 02:27:17,205 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 782 806) no Hoare annotation was computed. [2018-12-02 02:27:17,205 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 877 885) no Hoare annotation was computed. [2018-12-02 02:27:17,205 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 877 885) the Hoare annotation is: true [2018-12-02 02:27:17,205 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 877 885) no Hoare annotation was computed. [2018-12-02 02:27:17,205 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 290 296) no Hoare annotation was computed. [2018-12-02 02:27:17,205 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 290 296) the Hoare annotation is: true [2018-12-02 02:27:17,205 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 242 251) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 02:27:17,205 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 242 251) no Hoare annotation was computed. [2018-12-02 02:27:17,205 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 242 251) no Hoare annotation was computed. [2018-12-02 02:27:17,205 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 866 876) the Hoare annotation is: true [2018-12-02 02:27:17,205 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 866 876) no Hoare annotation was computed. [2018-12-02 02:27:17,205 INFO L451 ceAbstractionStarter]: At program point L871(line 871) the Hoare annotation is: true [2018-12-02 02:27:17,205 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 866 876) no Hoare annotation was computed. [2018-12-02 02:27:17,205 INFO L448 ceAbstractionStarter]: For program point L871-1(line 871) no Hoare annotation was computed. [2018-12-02 02:27:17,205 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 858 865) the Hoare annotation is: (or (not (= ~methaneLevelCritical~0 1)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1)) (= 0 |old(~pumpRunning~0)|)) [2018-12-02 02:27:17,206 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 858 865) no Hoare annotation was computed. [2018-12-02 02:27:17,206 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 858 865) no Hoare annotation was computed. [2018-12-02 02:27:17,206 INFO L444 ceAbstractionStarter]: At program point L827(line 827) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (= 0 |old(~pumpRunning~0)|))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse3 .cse4 .cse0) (or .cse4 .cse0 .cse2))) [2018-12-02 02:27:17,206 INFO L448 ceAbstractionStarter]: For program point L827-1(lines 808 832) no Hoare annotation was computed. [2018-12-02 02:27:17,206 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 808 832) no Hoare annotation was computed. [2018-12-02 02:27:17,206 INFO L444 ceAbstractionStarter]: At program point L822(line 822) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (and (= processEnvironment_~tmp~7 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse0 .cse1) (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2018-12-02 02:27:17,206 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 808 832) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-02 02:27:17,206 INFO L444 ceAbstractionStarter]: At program point L818(line 818) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 (not (= 0 |old(~pumpRunning~0)|)) .cse1) (or .cse0 .cse1 (and (= processEnvironment_~tmp~7 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or .cse1 (not (= ~methaneLevelCritical~0 0))))) [2018-12-02 02:27:17,206 INFO L448 ceAbstractionStarter]: For program point L816(lines 816 824) no Hoare annotation was computed. [2018-12-02 02:27:17,206 INFO L444 ceAbstractionStarter]: At program point L814(line 814) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse1) (or .cse1 .cse4 .cse2) (or .cse3 .cse4 .cse1))) [2018-12-02 02:27:17,206 INFO L448 ceAbstractionStarter]: For program point L814-1(line 814) no Hoare annotation was computed. [2018-12-02 02:27:17,206 INFO L448 ceAbstractionStarter]: For program point L812(lines 812 829) no Hoare annotation was computed. [2018-12-02 02:27:17,206 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2018-12-02 02:27:17,206 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2018-12-02 02:27:17,206 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2018-12-02 02:27:17,207 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2018-12-02 02:27:17,207 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 774 780) no Hoare annotation was computed. [2018-12-02 02:27:17,207 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 774 780) the Hoare annotation is: true [2018-12-02 02:27:17,207 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 680 743) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 02:27:17,207 INFO L444 ceAbstractionStarter]: At program point L702(line 702) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (and (and (= 0 ~pumpRunning~0) .cse0) (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-12-02 02:27:17,207 INFO L444 ceAbstractionStarter]: At program point L733(lines 690 735) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-12-02 02:27:17,207 INFO L448 ceAbstractionStarter]: For program point L700(lines 700 706) no Hoare annotation was computed. [2018-12-02 02:27:17,207 INFO L448 ceAbstractionStarter]: For program point L700-1(lines 700 706) no Hoare annotation was computed. [2018-12-02 02:27:17,207 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 680 743) no Hoare annotation was computed. [2018-12-02 02:27:17,207 INFO L448 ceAbstractionStarter]: For program point L692(lines 692 696) no Hoare annotation was computed. [2018-12-02 02:27:17,208 INFO L444 ceAbstractionStarter]: At program point L736(lines 689 737) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-12-02 02:27:17,208 INFO L448 ceAbstractionStarter]: For program point L726(lines 726 730) no Hoare annotation was computed. [2018-12-02 02:27:17,208 INFO L444 ceAbstractionStarter]: At program point L726-2(lines 720 731) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (and (= ~methaneLevelCritical~0 1) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-12-02 02:27:17,208 INFO L448 ceAbstractionStarter]: For program point L691(lines 690 735) no Hoare annotation was computed. [2018-12-02 02:27:17,208 INFO L448 ceAbstractionStarter]: For program point L720(lines 720 731) no Hoare annotation was computed. [2018-12-02 02:27:17,208 INFO L444 ceAbstractionStarter]: At program point L712(line 712) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= ~methaneLevelCritical~0 1) .cse0) (not (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) .cse0))) [2018-12-02 02:27:17,208 INFO L448 ceAbstractionStarter]: For program point L710(lines 710 716) no Hoare annotation was computed. [2018-12-02 02:27:17,208 INFO L448 ceAbstractionStarter]: For program point L710-1(lines 710 716) no Hoare annotation was computed. [2018-12-02 02:27:17,208 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 680 743) no Hoare annotation was computed. [2018-12-02 02:27:17,208 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 833 840) the Hoare annotation is: (or (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) [2018-12-02 02:27:17,209 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 833 840) no Hoare annotation was computed. [2018-12-02 02:27:17,209 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 833 840) no Hoare annotation was computed. [2018-12-02 02:27:17,209 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 02:27:17,209 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-12-02 02:27:17,209 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 02:27:17,209 INFO L448 ceAbstractionStarter]: For program point L848(lines 848 854) no Hoare annotation was computed. [2018-12-02 02:27:17,209 INFO L444 ceAbstractionStarter]: At program point L846(line 846) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2018-12-02 02:27:17,209 INFO L448 ceAbstractionStarter]: For program point L846-1(line 846) no Hoare annotation was computed. [2018-12-02 02:27:17,209 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 841 857) no Hoare annotation was computed. [2018-12-02 02:27:17,209 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 841 857) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse1 .cse3 (not (= ~methaneLevelCritical~0 0)) .cse2))) [2018-12-02 02:27:17,210 INFO L444 ceAbstractionStarter]: At program point L852(line 852) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1)))) (and (or .cse0 (and (= activatePump_~tmp~8 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-12-02 02:27:17,210 INFO L448 ceAbstractionStarter]: For program point L852-1(lines 841 857) no Hoare annotation was computed. [2018-12-02 02:27:17,210 INFO L451 ceAbstractionStarter]: At program point L929(line 929) the Hoare annotation is: true [2018-12-02 02:27:17,210 INFO L448 ceAbstractionStarter]: For program point L931-2(lines 931 935) no Hoare annotation was computed. [2018-12-02 02:27:17,210 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 922 940) no Hoare annotation was computed. [2018-12-02 02:27:17,210 INFO L448 ceAbstractionStarter]: For program point L929-1(line 929) no Hoare annotation was computed. [2018-12-02 02:27:17,210 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 922 940) the Hoare annotation is: true [2018-12-02 02:27:17,210 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 922 940) no Hoare annotation was computed. [2018-12-02 02:27:17,210 INFO L448 ceAbstractionStarter]: For program point L931(lines 931 935) no Hoare annotation was computed. [2018-12-02 02:27:17,210 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2018-12-02 02:27:17,210 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (= ~methaneLevelCritical~0 1) (not (= |old(~methaneLevelCritical~0)| 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or (= 0 ~methaneLevelCritical~0) .cse0 (not (= |old(~methaneLevelCritical~0)| 0))))) [2018-12-02 02:27:17,211 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2018-12-02 02:27:17,211 INFO L444 ceAbstractionStarter]: At program point L763(line 763) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| 1))) (let ((.cse6 (not (= ~waterLevel~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 1 ~waterLevel~0)) (.cse4 (not .cse5)) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse6 .cse3) (or .cse5 .cse1 .cse3 .cse7 .cse6) (or .cse1 .cse2 .cse3 .cse4 .cse7) (or .cse3 .cse8 .cse7) (or .cse0 .cse8 .cse3)))) [2018-12-02 02:27:17,211 INFO L444 ceAbstractionStarter]: At program point L761(lines 761 767) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| 1))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= 1 ~waterLevel~0)) (.cse4 (not .cse5)) (.cse6 (not (= ~waterLevel~0 1))) (.cse3 (not (= ~systemActive~0 1))) (.cse7 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse0 .cse5 .cse1 .cse6 .cse3) (or .cse5 .cse6 .cse3 .cse1 .cse7) (or .cse0 (= 0 ~pumpRunning~0) .cse3) (or .cse1 .cse2 .cse3 .cse4 .cse7) (or .cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse3 .cse7)))) [2018-12-02 02:27:17,211 INFO L444 ceAbstractionStarter]: At program point L756(line 756) the Hoare annotation is: (let ((.cse1 (and (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-12-02 02:27:17,211 INFO L448 ceAbstractionStarter]: For program point L754(lines 753 772) no Hoare annotation was computed. [2018-12-02 02:27:17,211 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 750 773) the Hoare annotation is: (let ((.cse1 (= |old(~waterLevel~0)| 1))) (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (= 1 ~waterLevel~0)) (.cse6 (not .cse1)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1))) (.cse8 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse0 .cse4 .cse5 .cse2 .cse6) (or .cse7 .cse2 .cse8) (or .cse0 .cse2 .cse7) (or .cse4 .cse5 .cse2 .cse6 .cse8) (or .cse1 .cse2 .cse3 .cse8)))) [2018-12-02 02:27:17,211 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 750 773) no Hoare annotation was computed. [2018-12-02 02:27:17,211 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 750 773) no Hoare annotation was computed. [2018-12-02 02:27:17,211 INFO L448 ceAbstractionStarter]: For program point L193(lines 193 197) no Hoare annotation was computed. [2018-12-02 02:27:17,212 INFO L451 ceAbstractionStarter]: At program point L193-1(lines 193 197) the Hoare annotation is: true [2018-12-02 02:27:17,212 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 179 208) no Hoare annotation was computed. [2018-12-02 02:27:17,212 INFO L448 ceAbstractionStarter]: For program point L190(line 190) no Hoare annotation was computed. [2018-12-02 02:27:17,212 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 179 208) the Hoare annotation is: true [2018-12-02 02:27:17,212 INFO L451 ceAbstractionStarter]: At program point L189-2(lines 189 203) the Hoare annotation is: true [2018-12-02 02:27:17,212 INFO L451 ceAbstractionStarter]: At program point L185(line 185) the Hoare annotation is: true [2018-12-02 02:27:17,212 INFO L448 ceAbstractionStarter]: For program point L185-1(line 185) no Hoare annotation was computed. [2018-12-02 02:27:17,212 INFO L451 ceAbstractionStarter]: At program point L204(lines 179 208) the Hoare annotation is: true [2018-12-02 02:27:17,212 INFO L448 ceAbstractionStarter]: For program point L200(line 200) no Hoare annotation was computed. [2018-12-02 02:27:17,212 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2018-12-02 02:27:17,212 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2018-12-02 02:27:17,212 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2018-12-02 02:27:17,212 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2018-12-02 02:27:17,212 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2018-12-02 02:27:17,213 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2018-12-02 02:27:17,213 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 234 240) no Hoare annotation was computed. [2018-12-02 02:27:17,213 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 234 240) the Hoare annotation is: true [2018-12-02 02:27:17,213 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 02:27:17,213 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-12-02 02:27:17,213 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 02:27:17,213 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 02:27:17,213 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2018-12-02 02:27:17,213 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2018-12-02 02:27:17,213 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (= 1 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 1)))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2018-12-02 02:27:17,213 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 141 148) no Hoare annotation was computed. [2018-12-02 02:27:17,214 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 145) no Hoare annotation was computed. [2018-12-02 02:27:17,214 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 141 148) the Hoare annotation is: true [2018-12-02 02:27:17,214 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 141 148) no Hoare annotation was computed. [2018-12-02 02:27:17,214 INFO L444 ceAbstractionStarter]: At program point L161(line 161) the Hoare annotation is: (or (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-12-02 02:27:17,214 INFO L448 ceAbstractionStarter]: For program point L161-1(line 161) no Hoare annotation was computed. [2018-12-02 02:27:17,214 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 172) no Hoare annotation was computed. [2018-12-02 02:27:17,214 INFO L448 ceAbstractionStarter]: For program point L159-1(lines 151 175) no Hoare annotation was computed. [2018-12-02 02:27:17,214 INFO L451 ceAbstractionStarter]: At program point L157(line 157) the Hoare annotation is: true [2018-12-02 02:27:17,214 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification1_spec__1ENTRY(lines 151 175) the Hoare annotation is: true [2018-12-02 02:27:17,214 INFO L448 ceAbstractionStarter]: For program point L157-1(line 157) no Hoare annotation was computed. [2018-12-02 02:27:17,214 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification1_spec__1EXIT(lines 151 175) no Hoare annotation was computed. [2018-12-02 02:27:17,214 INFO L444 ceAbstractionStarter]: At program point L165(line 165) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1)))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 ~pumpRunning~0)) .cse0) (or .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-12-02 02:27:17,214 INFO L448 ceAbstractionStarter]: For program point L163(lines 163 169) no Hoare annotation was computed. [2018-12-02 02:27:17,223 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:27:17 BoogieIcfgContainer [2018-12-02 02:27:17,224 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 02:27:17,224 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 02:27:17,224 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 02:27:17,224 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 02:27:17,224 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:27:11" (3/4) ... [2018-12-02 02:27:17,227 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 02:27:17,232 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-02 02:27:17,232 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-02 02:27:17,232 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 02:27:17,232 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-12-02 02:27:17,232 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-02 02:27:17,233 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-02 02:27:17,233 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-02 02:27:17,233 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-02 02:27:17,233 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-02 02:27:17,233 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-02 02:27:17,233 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-02 02:27:17,233 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-02 02:27:17,233 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-02 02:27:17,233 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-12-02 02:27:17,233 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 02:27:17,233 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-02 02:27:17,233 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-02 02:27:17,233 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-02 02:27:17,233 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-02 02:27:17,233 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-02 02:27:17,233 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-02 02:27:17,233 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-02 02:27:17,233 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-02 02:27:17,234 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-02 02:27:17,234 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-02 02:27:17,234 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification1_spec__1 [2018-12-02 02:27:17,239 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 48 nodes and edges [2018-12-02 02:27:17,239 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-02 02:27:17,239 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 11 nodes and edges [2018-12-02 02:27:17,239 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-12-02 02:27:17,240 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 02:27:17,240 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 02:27:17,259 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (0 == methaneLevelCritical && splverifierCounter == 0) [2018-12-02 02:27:17,259 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-12-02 02:27:17,287 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_66cd9ef0-7708-4083-aeea-1e427c1158b4/bin-2019/uautomizer/witness.graphml [2018-12-02 02:27:17,287 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 02:27:17,288 INFO L168 Benchmark]: Toolchain (without parser) took 6121.17 ms. Allocated memory was 1.0 GB in the beginning and 1.3 GB in the end (delta: 224.4 MB). Free memory was 957.1 MB in the beginning and 815.5 MB in the end (delta: 141.6 MB). Peak memory consumption was 366.0 MB. Max. memory is 11.5 GB. [2018-12-02 02:27:17,288 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:27:17,289 INFO L168 Benchmark]: CACSL2BoogieTranslator took 276.46 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 64.5 MB). Free memory was 957.1 MB in the beginning and 1.0 GB in the end (delta: -90.1 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. [2018-12-02 02:27:17,289 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.75 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:27:17,289 INFO L168 Benchmark]: Boogie Preprocessor took 21.83 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 02:27:17,289 INFO L168 Benchmark]: RCFGBuilder took 307.26 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 996.9 MB in the end (delta: 50.2 MB). Peak memory consumption was 50.2 MB. Max. memory is 11.5 GB. [2018-12-02 02:27:17,289 INFO L168 Benchmark]: TraceAbstraction took 5429.58 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 159.9 MB). Free memory was 996.9 MB in the beginning and 826.4 MB in the end (delta: 170.6 MB). Peak memory consumption was 425.7 MB. Max. memory is 11.5 GB. [2018-12-02 02:27:17,290 INFO L168 Benchmark]: Witness Printer took 63.59 ms. Allocated memory is still 1.3 GB. Free memory was 826.4 MB in the beginning and 815.5 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. [2018-12-02 02:27:17,291 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 982.3 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 276.46 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 64.5 MB). Free memory was 957.1 MB in the beginning and 1.0 GB in the end (delta: -90.1 MB). Peak memory consumption was 25.8 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 19.75 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 21.83 ms. Allocated memory is still 1.1 GB. Free memory is still 1.0 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 307.26 ms. Allocated memory is still 1.1 GB. Free memory was 1.0 GB in the beginning and 996.9 MB in the end (delta: 50.2 MB). Peak memory consumption was 50.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5429.58 ms. Allocated memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: 159.9 MB). Free memory was 996.9 MB in the beginning and 826.4 MB in the end (delta: 170.6 MB). Peak memory consumption was 425.7 MB. Max. memory is 11.5 GB. * Witness Printer took 63.59 ms. Allocated memory is still 1.3 GB. Free memory was 826.4 MB in the beginning and 815.5 MB in the end (delta: 10.9 MB). Peak memory consumption was 10.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 145]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 189]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 179]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 690]: Loop Invariant Derived loop invariant: ((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || (0 == methaneLevelCritical && splverifierCounter == 0) - InvariantResult [Line: 689]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(systemActive == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 27 procedures, 143 locations, 1 error locations. SAFE Result, 5.3s OverallTime, 11 OverallIterations, 4 TraceHistogramMax, 2.3s AutomataDifference, 0.0s DeadEndRemovalTime, 1.5s HoareAnnotationTime, HoareTripleCheckerStatistics: 1850 SDtfs, 1323 SDslu, 6974 SDs, 0 SdLazy, 3107 SolverSat, 341 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.4s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 398 GetRequests, 289 SyntacticMatches, 3 SemanticMatches, 106 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 303 ImplicationChecksByTransitivity, 0.7s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=751occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 11 MinimizatonAttempts, 79 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 1503 PreInvPairs, 1587 NumberOfFragments, 1414 HoareAnnotationTreeSize, 1503 FomulaSimplifications, 2105 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 60 FomulaSimplificationsInter, 6353 FormulaSimplificationTreeSizeReductionInter, 1.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1172 NumberOfCodeBlocks, 1172 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 1159 ConstructedInterpolants, 0 QuantifiedInterpolants, 187380 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1592 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 13 InterpolantComputations, 11 PerfectInterpolantSequences, 107/111 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...