./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product47_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_84728f15-9556-4877-b9bd-98230cc34033/bin-2019/utaipan/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_84728f15-9556-4877-b9bd-98230cc34033/bin-2019/utaipan/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_84728f15-9556-4877-b9bd-98230cc34033/bin-2019/utaipan/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_84728f15-9556-4877-b9bd-98230cc34033/bin-2019/utaipan/config/TaipanReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product47_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_84728f15-9556-4877-b9bd-98230cc34033/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_84728f15-9556-4877-b9bd-98230cc34033/bin-2019/utaipan --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Taipan --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash c5a0b2bcaab730b804e6efb5bb851b66755fb542 ................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................ Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 15:04:22,594 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 15:04:22,595 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 15:04:22,601 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 15:04:22,601 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 15:04:22,602 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 15:04:22,603 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 15:04:22,605 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 15:04:22,606 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 15:04:22,607 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 15:04:22,608 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 15:04:22,608 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 15:04:22,608 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 15:04:22,609 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 15:04:22,611 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 15:04:22,611 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 15:04:22,612 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 15:04:22,613 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 15:04:22,615 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 15:04:22,616 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 15:04:22,617 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 15:04:22,618 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 15:04:22,620 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 15:04:22,620 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 15:04:22,620 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 15:04:22,621 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 15:04:22,621 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 15:04:22,622 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 15:04:22,623 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 15:04:22,624 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 15:04:22,624 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 15:04:22,625 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 15:04:22,625 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 15:04:22,625 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 15:04:22,626 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 15:04:22,627 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 15:04:22,627 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_84728f15-9556-4877-b9bd-98230cc34033/bin-2019/utaipan/config/svcomp-Reach-32bit-Taipan_Default.epf [2018-11-23 15:04:22,637 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 15:04:22,638 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 15:04:22,638 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 15:04:22,639 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 15:04:22,639 INFO L133 SettingsManager]: * User list type=DISABLED [2018-11-23 15:04:22,639 INFO L131 SettingsManager]: Preferences of Abstract Interpretation differ from their defaults: [2018-11-23 15:04:22,639 INFO L133 SettingsManager]: * Explicit value domain=true [2018-11-23 15:04:22,639 INFO L133 SettingsManager]: * Abstract domain for RCFG-of-the-future=PoormanAbstractDomain [2018-11-23 15:04:22,639 INFO L133 SettingsManager]: * Octagon Domain=false [2018-11-23 15:04:22,639 INFO L133 SettingsManager]: * Abstract domain=CompoundDomain [2018-11-23 15:04:22,640 INFO L133 SettingsManager]: * Check feasibility of abstract posts with an SMT solver=true [2018-11-23 15:04:22,640 INFO L133 SettingsManager]: * Use the RCFG-of-the-future interface=true [2018-11-23 15:04:22,640 INFO L133 SettingsManager]: * Interval Domain=false [2018-11-23 15:04:22,640 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 15:04:22,640 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 15:04:22,641 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 15:04:22,641 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 15:04:22,641 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 15:04:22,641 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 15:04:22,641 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 15:04:22,641 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 15:04:22,641 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 15:04:22,641 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 15:04:22,641 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 15:04:22,642 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 15:04:22,642 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 15:04:22,642 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 15:04:22,642 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 15:04:22,642 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 15:04:22,642 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 15:04:22,642 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 15:04:22,643 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 15:04:22,643 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 15:04:22,643 INFO L133 SettingsManager]: * Trace refinement strategy=TAIPAN [2018-11-23 15:04:22,643 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 15:04:22,643 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 15:04:22,643 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2018-11-23 15:04:22,643 INFO L133 SettingsManager]: * Abstract interpretation Mode=USE_PREDICATES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_84728f15-9556-4877-b9bd-98230cc34033/bin-2019/utaipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Taipan Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> c5a0b2bcaab730b804e6efb5bb851b66755fb542 [2018-11-23 15:04:22,666 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 15:04:22,675 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 15:04:22,678 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 15:04:22,679 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 15:04:22,679 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 15:04:22,680 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_84728f15-9556-4877-b9bd-98230cc34033/bin-2019/utaipan/../../sv-benchmarks/c/product-lines/minepump_spec5_product47_true-unreach-call_false-termination.cil.c [2018-11-23 15:04:22,718 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_84728f15-9556-4877-b9bd-98230cc34033/bin-2019/utaipan/data/4ecd5b33b/f149377c54b54cb1a26bd9a0142e94c1/FLAG888cca5ca [2018-11-23 15:04:23,147 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 15:04:23,147 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_84728f15-9556-4877-b9bd-98230cc34033/sv-benchmarks/c/product-lines/minepump_spec5_product47_true-unreach-call_false-termination.cil.c [2018-11-23 15:04:23,155 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_84728f15-9556-4877-b9bd-98230cc34033/bin-2019/utaipan/data/4ecd5b33b/f149377c54b54cb1a26bd9a0142e94c1/FLAG888cca5ca [2018-11-23 15:04:23,163 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_84728f15-9556-4877-b9bd-98230cc34033/bin-2019/utaipan/data/4ecd5b33b/f149377c54b54cb1a26bd9a0142e94c1 [2018-11-23 15:04:23,165 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 15:04:23,166 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 15:04:23,167 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 15:04:23,167 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 15:04:23,170 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 15:04:23,171 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:23" (1/1) ... [2018-11-23 15:04:23,173 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6541d289 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:23, skipping insertion in model container [2018-11-23 15:04:23,173 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 03:04:23" (1/1) ... [2018-11-23 15:04:23,179 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 15:04:23,211 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 15:04:23,416 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 15:04:23,425 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 15:04:23,542 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 15:04:23,566 INFO L195 MainTranslator]: Completed translation [2018-11-23 15:04:23,566 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:23 WrapperNode [2018-11-23 15:04:23,566 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 15:04:23,567 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 15:04:23,567 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 15:04:23,567 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 15:04:23,575 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:23" (1/1) ... [2018-11-23 15:04:23,586 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:23" (1/1) ... [2018-11-23 15:04:23,592 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 15:04:23,592 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 15:04:23,592 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 15:04:23,592 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 15:04:23,602 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:23" (1/1) ... [2018-11-23 15:04:23,602 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:23" (1/1) ... [2018-11-23 15:04:23,605 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:23" (1/1) ... [2018-11-23 15:04:23,605 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:23" (1/1) ... [2018-11-23 15:04:23,616 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:23" (1/1) ... [2018-11-23 15:04:23,622 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:23" (1/1) ... [2018-11-23 15:04:23,625 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:23" (1/1) ... [2018-11-23 15:04:23,628 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 15:04:23,628 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 15:04:23,628 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 15:04:23,628 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 15:04:23,629 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:23" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_84728f15-9556-4877-b9bd-98230cc34033/bin-2019/utaipan/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 15:04:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 15:04:23,672 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 15:04:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 15:04:23,672 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 15:04:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-23 15:04:23,672 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-23 15:04:23,672 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 15:04:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 15:04:23,673 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 15:04:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-23 15:04:23,673 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-23 15:04:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 15:04:23,673 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 15:04:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 15:04:23,673 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 15:04:23,673 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 15:04:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 15:04:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-23 15:04:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-23 15:04:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-23 15:04:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-23 15:04:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-23 15:04:23,674 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-23 15:04:23,674 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 15:04:23,675 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 15:04:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 15:04:23,675 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 15:04:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 15:04:23,675 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 15:04:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 15:04:23,675 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 15:04:23,675 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 15:04:23,675 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 15:04:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 15:04:23,676 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 15:04:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 15:04:23,676 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 15:04:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-23 15:04:23,676 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-23 15:04:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-23 15:04:23,676 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-23 15:04:23,676 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-23 15:04:23,677 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-23 15:04:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-23 15:04:23,677 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-23 15:04:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 15:04:23,677 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 15:04:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 15:04:23,677 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 15:04:23,677 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-23 15:04:23,677 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-23 15:04:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 15:04:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 15:04:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2018-11-23 15:04:23,678 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2018-11-23 15:04:23,678 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 15:04:23,681 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 15:04:23,681 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 15:04:23,681 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 15:04:23,682 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 15:04:23,682 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 15:04:23,682 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 15:04:23,682 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 15:04:23,682 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 15:04:24,145 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 15:04:24,145 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 15:04:24,145 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:04:24 BoogieIcfgContainer [2018-11-23 15:04:24,145 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 15:04:24,146 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 15:04:24,146 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 15:04:24,148 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 15:04:24,149 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 03:04:23" (1/3) ... [2018-11-23 15:04:24,149 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52528beb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:04:24, skipping insertion in model container [2018-11-23 15:04:24,149 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 03:04:23" (2/3) ... [2018-11-23 15:04:24,150 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@52528beb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 03:04:24, skipping insertion in model container [2018-11-23 15:04:24,150 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:04:24" (3/3) ... [2018-11-23 15:04:24,151 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product47_true-unreach-call_false-termination.cil.c [2018-11-23 15:04:24,158 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 15:04:24,164 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 15:04:24,174 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 15:04:24,197 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 15:04:24,197 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 15:04:24,197 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 15:04:24,197 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 15:04:24,197 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 15:04:24,197 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 15:04:24,197 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 15:04:24,197 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 15:04:24,212 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states. [2018-11-23 15:04:24,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 15:04:24,219 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:04:24,220 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] [2018-11-23 15:04:24,222 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:04:24,225 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:04:24,225 INFO L82 PathProgramCache]: Analyzing trace with hash -576276487, now seen corresponding path program 1 times [2018-11-23 15:04:24,227 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:04:24,257 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:24,257 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:04:24,257 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:24,257 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:04:24,341 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:04:24,411 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 15:04:24,413 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:04:24,413 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 15:04:24,413 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:04:24,416 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 15:04:24,424 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 15:04:24,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 15:04:24,426 INFO L87 Difference]: Start difference. First operand 162 states. Second operand 2 states. [2018-11-23 15:04:24,458 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:04:24,458 INFO L93 Difference]: Finished difference Result 294 states and 365 transitions. [2018-11-23 15:04:24,459 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 15:04:24,460 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-23 15:04:24,460 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:04:24,470 INFO L225 Difference]: With dead ends: 294 [2018-11-23 15:04:24,470 INFO L226 Difference]: Without dead ends: 149 [2018-11-23 15:04:24,473 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 [2018-11-23 15:04:24,484 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2018-11-23 15:04:24,509 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 149. [2018-11-23 15:04:24,510 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 149 states. [2018-11-23 15:04:24,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 149 states to 149 states and 176 transitions. [2018-11-23 15:04:24,513 INFO L78 Accepts]: Start accepts. Automaton has 149 states and 176 transitions. Word has length 59 [2018-11-23 15:04:24,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:04:24,514 INFO L480 AbstractCegarLoop]: Abstraction has 149 states and 176 transitions. [2018-11-23 15:04:24,514 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 15:04:24,514 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 176 transitions. [2018-11-23 15:04:24,517 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 15:04:24,517 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:04:24,517 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] [2018-11-23 15:04:24,518 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:04:24,518 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:04:24,518 INFO L82 PathProgramCache]: Analyzing trace with hash 1425921705, now seen corresponding path program 1 times [2018-11-23 15:04:24,518 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:04:24,519 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:24,519 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:04:24,519 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:24,519 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:04:24,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:04:24,598 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 15:04:24,598 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:04:24,599 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 15:04:24,599 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:04:24,600 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 15:04:24,600 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 15:04:24,601 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 15:04:24,601 INFO L87 Difference]: Start difference. First operand 149 states and 176 transitions. Second operand 3 states. [2018-11-23 15:04:24,619 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:04:24,619 INFO L93 Difference]: Finished difference Result 237 states and 279 transitions. [2018-11-23 15:04:24,620 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 15:04:24,620 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-23 15:04:24,621 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:04:24,622 INFO L225 Difference]: With dead ends: 237 [2018-11-23 15:04:24,622 INFO L226 Difference]: Without dead ends: 140 [2018-11-23 15:04:24,623 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 [2018-11-23 15:04:24,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 140 states. [2018-11-23 15:04:24,633 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 140 to 140. [2018-11-23 15:04:24,633 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 140 states. [2018-11-23 15:04:24,634 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 140 states to 140 states and 164 transitions. [2018-11-23 15:04:24,635 INFO L78 Accepts]: Start accepts. Automaton has 140 states and 164 transitions. Word has length 60 [2018-11-23 15:04:24,635 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:04:24,635 INFO L480 AbstractCegarLoop]: Abstraction has 140 states and 164 transitions. [2018-11-23 15:04:24,635 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 15:04:24,635 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 164 transitions. [2018-11-23 15:04:24,637 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2018-11-23 15:04:24,637 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:04:24,637 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] [2018-11-23 15:04:24,637 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:04:24,637 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:04:24,637 INFO L82 PathProgramCache]: Analyzing trace with hash 975750516, now seen corresponding path program 1 times [2018-11-23 15:04:24,638 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:04:24,638 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:24,638 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:04:24,639 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:24,639 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:04:24,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:04:24,763 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 15:04:24,763 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:04:24,764 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 15:04:24,764 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:04:24,764 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 15:04:24,764 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 15:04:24,765 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 15:04:24,765 INFO L87 Difference]: Start difference. First operand 140 states and 164 transitions. Second operand 7 states. [2018-11-23 15:04:25,098 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:04:25,099 INFO L93 Difference]: Finished difference Result 420 states and 510 transitions. [2018-11-23 15:04:25,099 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 15:04:25,099 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 64 [2018-11-23 15:04:25,100 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:04:25,102 INFO L225 Difference]: With dead ends: 420 [2018-11-23 15:04:25,103 INFO L226 Difference]: Without dead ends: 308 [2018-11-23 15:04:25,104 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 15:04:25,105 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 308 states. [2018-11-23 15:04:25,132 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 308 to 300. [2018-11-23 15:04:25,132 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 300 states. [2018-11-23 15:04:25,134 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 300 states to 300 states and 364 transitions. [2018-11-23 15:04:25,134 INFO L78 Accepts]: Start accepts. Automaton has 300 states and 364 transitions. Word has length 64 [2018-11-23 15:04:25,135 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:04:25,135 INFO L480 AbstractCegarLoop]: Abstraction has 300 states and 364 transitions. [2018-11-23 15:04:25,135 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 15:04:25,135 INFO L276 IsEmpty]: Start isEmpty. Operand 300 states and 364 transitions. [2018-11-23 15:04:25,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 15:04:25,137 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:04:25,137 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] [2018-11-23 15:04:25,138 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:04:25,138 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:04:25,138 INFO L82 PathProgramCache]: Analyzing trace with hash -1065589371, now seen corresponding path program 1 times [2018-11-23 15:04:25,138 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:04:25,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:25,139 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:04:25,140 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:25,140 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:04:25,160 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:04:25,247 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 15:04:25,247 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:04:25,247 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 15:04:25,247 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:04:25,247 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 15:04:25,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 15:04:25,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 15:04:25,248 INFO L87 Difference]: Start difference. First operand 300 states and 364 transitions. Second operand 7 states. [2018-11-23 15:04:25,712 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:04:25,713 INFO L93 Difference]: Finished difference Result 771 states and 996 transitions. [2018-11-23 15:04:25,713 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 15:04:25,713 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-11-23 15:04:25,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:04:25,716 INFO L225 Difference]: With dead ends: 771 [2018-11-23 15:04:25,716 INFO L226 Difference]: Without dead ends: 499 [2018-11-23 15:04:25,717 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-23 15:04:25,717 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 499 states. [2018-11-23 15:04:25,751 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 499 to 446. [2018-11-23 15:04:25,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 446 states. [2018-11-23 15:04:25,754 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 446 states to 446 states and 533 transitions. [2018-11-23 15:04:25,754 INFO L78 Accepts]: Start accepts. Automaton has 446 states and 533 transitions. Word has length 70 [2018-11-23 15:04:25,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:04:25,755 INFO L480 AbstractCegarLoop]: Abstraction has 446 states and 533 transitions. [2018-11-23 15:04:25,755 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 15:04:25,755 INFO L276 IsEmpty]: Start isEmpty. Operand 446 states and 533 transitions. [2018-11-23 15:04:25,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 15:04:25,758 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:04:25,758 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, 1, 1, 1, 1, 1] [2018-11-23 15:04:25,759 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:04:25,759 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:04:25,759 INFO L82 PathProgramCache]: Analyzing trace with hash 1398429989, now seen corresponding path program 1 times [2018-11-23 15:04:25,759 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:04:25,760 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:25,760 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:04:25,775 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:25,775 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:04:25,793 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:04:25,832 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 15:04:25,832 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:04:25,833 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 15:04:25,833 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:04:25,833 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 15:04:25,833 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 15:04:25,833 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 15:04:25,834 INFO L87 Difference]: Start difference. First operand 446 states and 533 transitions. Second operand 6 states. [2018-11-23 15:04:25,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:04:25,863 INFO L93 Difference]: Finished difference Result 878 states and 1082 transitions. [2018-11-23 15:04:25,863 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 15:04:25,863 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 107 [2018-11-23 15:04:25,864 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:04:25,866 INFO L225 Difference]: With dead ends: 878 [2018-11-23 15:04:25,866 INFO L226 Difference]: Without dead ends: 460 [2018-11-23 15:04:25,867 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 [2018-11-23 15:04:25,868 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 460 states. [2018-11-23 15:04:25,889 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 460 to 456. [2018-11-23 15:04:25,889 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 456 states. [2018-11-23 15:04:25,891 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 456 states to 456 states and 543 transitions. [2018-11-23 15:04:25,891 INFO L78 Accepts]: Start accepts. Automaton has 456 states and 543 transitions. Word has length 107 [2018-11-23 15:04:25,891 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:04:25,891 INFO L480 AbstractCegarLoop]: Abstraction has 456 states and 543 transitions. [2018-11-23 15:04:25,892 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 15:04:25,892 INFO L276 IsEmpty]: Start isEmpty. Operand 456 states and 543 transitions. [2018-11-23 15:04:25,893 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 15:04:25,893 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:04:25,893 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, 1, 1, 1, 1, 1] [2018-11-23 15:04:25,894 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:04:25,894 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:04:25,894 INFO L82 PathProgramCache]: Analyzing trace with hash -968264605, now seen corresponding path program 1 times [2018-11-23 15:04:25,894 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:04:25,895 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:25,895 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:04:25,895 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:25,895 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:04:25,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:04:25,971 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 15:04:25,972 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:04:25,972 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-23 15:04:25,972 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:04:25,972 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 15:04:25,972 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 15:04:25,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-23 15:04:25,973 INFO L87 Difference]: Start difference. First operand 456 states and 543 transitions. Second operand 8 states. [2018-11-23 15:04:25,999 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:04:25,999 INFO L93 Difference]: Finished difference Result 898 states and 1102 transitions. [2018-11-23 15:04:25,999 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 15:04:25,999 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 107 [2018-11-23 15:04:26,000 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:04:26,001 INFO L225 Difference]: With dead ends: 898 [2018-11-23 15:04:26,001 INFO L226 Difference]: Without dead ends: 470 [2018-11-23 15:04:26,002 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 [2018-11-23 15:04:26,003 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 470 states. [2018-11-23 15:04:26,018 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 470 to 464. [2018-11-23 15:04:26,018 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 464 states. [2018-11-23 15:04:26,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 464 states to 464 states and 551 transitions. [2018-11-23 15:04:26,020 INFO L78 Accepts]: Start accepts. Automaton has 464 states and 551 transitions. Word has length 107 [2018-11-23 15:04:26,020 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:04:26,020 INFO L480 AbstractCegarLoop]: Abstraction has 464 states and 551 transitions. [2018-11-23 15:04:26,020 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 15:04:26,020 INFO L276 IsEmpty]: Start isEmpty. Operand 464 states and 551 transitions. [2018-11-23 15:04:26,022 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 108 [2018-11-23 15:04:26,022 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:04:26,022 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, 1, 1, 1, 1, 1] [2018-11-23 15:04:26,022 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:04:26,022 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:04:26,022 INFO L82 PathProgramCache]: Analyzing trace with hash -1208804734, now seen corresponding path program 1 times [2018-11-23 15:04:26,022 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:04:26,023 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:26,023 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:04:26,023 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:26,023 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:04:26,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:04:26,094 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 15:04:26,094 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:04:26,095 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 15:04:26,095 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:04:26,095 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 15:04:26,095 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 15:04:26,095 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 15:04:26,095 INFO L87 Difference]: Start difference. First operand 464 states and 551 transitions. Second operand 4 states. [2018-11-23 15:04:26,219 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:04:26,219 INFO L93 Difference]: Finished difference Result 1444 states and 1800 transitions. [2018-11-23 15:04:26,219 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 15:04:26,220 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 107 [2018-11-23 15:04:26,220 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:04:26,223 INFO L225 Difference]: With dead ends: 1444 [2018-11-23 15:04:26,223 INFO L226 Difference]: Without dead ends: 1008 [2018-11-23 15:04:26,224 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 [2018-11-23 15:04:26,225 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1008 states. [2018-11-23 15:04:26,257 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1008 to 991. [2018-11-23 15:04:26,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 991 states. [2018-11-23 15:04:26,260 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 991 states to 991 states and 1212 transitions. [2018-11-23 15:04:26,260 INFO L78 Accepts]: Start accepts. Automaton has 991 states and 1212 transitions. Word has length 107 [2018-11-23 15:04:26,261 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:04:26,261 INFO L480 AbstractCegarLoop]: Abstraction has 991 states and 1212 transitions. [2018-11-23 15:04:26,261 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 15:04:26,261 INFO L276 IsEmpty]: Start isEmpty. Operand 991 states and 1212 transitions. [2018-11-23 15:04:26,263 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 112 [2018-11-23 15:04:26,263 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:04:26,263 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 15:04:26,263 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:04:26,263 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:04:26,263 INFO L82 PathProgramCache]: Analyzing trace with hash 1078488264, now seen corresponding path program 1 times [2018-11-23 15:04:26,263 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:04:26,264 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:26,264 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:04:26,264 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:26,264 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:04:26,278 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:04:26,378 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 15:04:26,378 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:04:26,378 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-23 15:04:26,379 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:04:26,379 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 15:04:26,379 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 15:04:26,379 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-23 15:04:26,379 INFO L87 Difference]: Start difference. First operand 991 states and 1212 transitions. Second operand 9 states. [2018-11-23 15:04:27,022 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:04:27,022 INFO L93 Difference]: Finished difference Result 2722 states and 3486 transitions. [2018-11-23 15:04:27,023 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-23 15:04:27,023 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 111 [2018-11-23 15:04:27,023 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:04:27,028 INFO L225 Difference]: With dead ends: 2722 [2018-11-23 15:04:27,028 INFO L226 Difference]: Without dead ends: 1941 [2018-11-23 15:04:27,030 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-23 15:04:27,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1941 states. [2018-11-23 15:04:27,089 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1941 to 1716. [2018-11-23 15:04:27,090 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1716 states. [2018-11-23 15:04:27,094 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1716 states to 1716 states and 2065 transitions. [2018-11-23 15:04:27,095 INFO L78 Accepts]: Start accepts. Automaton has 1716 states and 2065 transitions. Word has length 111 [2018-11-23 15:04:27,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:04:27,095 INFO L480 AbstractCegarLoop]: Abstraction has 1716 states and 2065 transitions. [2018-11-23 15:04:27,095 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 15:04:27,095 INFO L276 IsEmpty]: Start isEmpty. Operand 1716 states and 2065 transitions. [2018-11-23 15:04:27,098 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 171 [2018-11-23 15:04:27,098 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:04:27,098 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 15:04:27,098 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:04:27,098 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:04:27,098 INFO L82 PathProgramCache]: Analyzing trace with hash -1969273886, now seen corresponding path program 1 times [2018-11-23 15:04:27,099 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:04:27,099 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:27,099 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:04:27,099 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:27,100 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:04:27,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:04:27,229 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 15:04:27,229 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:04:27,229 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 15:04:27,230 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 171 with the following transitions: [2018-11-23 15:04:27,231 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [30], [32], [33], [37], [40], [48], [51], [53], [56], [63], [66], [76], [77], [78], [82], [84], [85], [88], [92], [93], [94], [97], [99], [105], [109], [112], [113], [114], [123], [127], [131], [134], [137], [139], [145], [147], [150], [166], [167], [168], [169], [170], [172], [177], [180], [181], [182], [183], [185], [190], [192], [193], [227], [228], [232], [235], [239], [245], [248], [252], [253], [259], [263], [264], [267], [268], [269], [270], [271], [272], [273], [275], [276], [277], [278], [279], [280], [281], [282], [283], [285], [286], [287], [288], [291], [292], [295], [296], [297], [299], [300], [301], [302], [305], [306], [307], [308], [309], [310], [315], [316], [319], [320], [321], [322], [323], [324], [329], [330], [331], [332], [333], [334], [335], [336], [337], [338], [339] [2018-11-23 15:04:27,258 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 15:04:27,258 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 15:04:28,739 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 15:04:28,740 INFO L272 AbstractInterpreter]: Visited 131 different actions 623 times. Merged at 15 different actions 42 times. Never widened. Performed 20744 root evaluator evaluations with a maximum evaluation depth of 3. Performed 20744 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 9 fixpoints after 3 different actions. Largest state had 134 variables. [2018-11-23 15:04:28,750 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:04:28,751 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 15:04:28,751 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:04:28,751 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_84728f15-9556-4877-b9bd-98230cc34033/bin-2019/utaipan/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 [2018-11-23 15:04:28,758 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:04:28,758 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 15:04:28,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:04:28,862 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 15:04:28,972 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 35 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 15:04:28,972 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 15:04:29,373 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 22 proven. 7 refuted. 0 times theorem prover too weak. 21 trivial. 0 not checked. [2018-11-23 15:04:29,391 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 15:04:29,392 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7, 7] total 19 [2018-11-23 15:04:29,392 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 15:04:29,392 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-23 15:04:29,392 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-23 15:04:29,393 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=54, Invalid=288, Unknown=0, NotChecked=0, Total=342 [2018-11-23 15:04:29,393 INFO L87 Difference]: Start difference. First operand 1716 states and 2065 transitions. Second operand 16 states. [2018-11-23 15:04:30,106 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:04:30,106 INFO L93 Difference]: Finished difference Result 3903 states and 4906 transitions. [2018-11-23 15:04:30,106 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-23 15:04:30,107 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 170 [2018-11-23 15:04:30,107 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:04:30,113 INFO L225 Difference]: With dead ends: 3903 [2018-11-23 15:04:30,114 INFO L226 Difference]: Without dead ends: 2391 [2018-11-23 15:04:30,117 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 371 GetRequests, 332 SyntacticMatches, 5 SemanticMatches, 34 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 234 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=204, Invalid=1056, Unknown=0, NotChecked=0, Total=1260 [2018-11-23 15:04:30,119 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2391 states. [2018-11-23 15:04:30,193 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2391 to 2145. [2018-11-23 15:04:30,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2145 states. [2018-11-23 15:04:30,197 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2145 states to 2145 states and 2555 transitions. [2018-11-23 15:04:30,198 INFO L78 Accepts]: Start accepts. Automaton has 2145 states and 2555 transitions. Word has length 170 [2018-11-23 15:04:30,198 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:04:30,198 INFO L480 AbstractCegarLoop]: Abstraction has 2145 states and 2555 transitions. [2018-11-23 15:04:30,198 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-23 15:04:30,198 INFO L276 IsEmpty]: Start isEmpty. Operand 2145 states and 2555 transitions. [2018-11-23 15:04:30,203 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 300 [2018-11-23 15:04:30,203 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:04:30,203 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 15:04:30,204 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:04:30,204 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:04:30,204 INFO L82 PathProgramCache]: Analyzing trace with hash 269067992, now seen corresponding path program 1 times [2018-11-23 15:04:30,204 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:04:30,205 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:30,205 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:04:30,205 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:30,205 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:04:30,228 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:04:30,353 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 76 proven. 7 refuted. 0 times theorem prover too weak. 226 trivial. 0 not checked. [2018-11-23 15:04:30,353 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:04:30,353 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 15:04:30,354 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 300 with the following transitions: [2018-11-23 15:04:30,354 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [30], [32], [33], [37], [40], [48], [51], [53], [56], [63], [66], [76], [77], [78], [82], [84], [85], [86], [87], [88], [92], [93], [94], [97], [99], [102], [105], [109], [112], [113], [114], [123], [127], [131], [134], [137], [139], [145], [147], [150], [166], [167], [168], [169], [170], [172], [177], [180], [181], [182], [183], [185], [190], [192], [193], [227], [228], [232], [235], [239], [245], [248], [252], [253], [259], [263], [264], [267], [268], [269], [270], [271], [272], [273], [275], [276], [277], [278], [279], [280], [281], [282], [283], [285], [286], [287], [288], [291], [292], [295], [296], [297], [299], [300], [301], [302], [303], [304], [305], [306], [307], [308], [309], [310], [315], [316], [319], [320], [321], [322], [323], [324], [329], [330], [331], [332], [333], [334], [335], [336], [337], [338], [339] [2018-11-23 15:04:30,357 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 15:04:30,360 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 15:04:31,384 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 15:04:31,384 INFO L272 AbstractInterpreter]: Visited 132 different actions 782 times. Merged at 15 different actions 51 times. Never widened. Performed 24744 root evaluator evaluations with a maximum evaluation depth of 3. Performed 24744 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 11 fixpoints after 2 different actions. Largest state had 134 variables. [2018-11-23 15:04:31,394 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:04:31,394 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 15:04:31,394 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:04:31,395 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_84728f15-9556-4877-b9bd-98230cc34033/bin-2019/utaipan/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 [2018-11-23 15:04:31,402 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:04:31,402 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 15:04:31,499 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:04:31,543 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 15:04:31,712 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 226 proven. 4 refuted. 0 times theorem prover too weak. 79 trivial. 0 not checked. [2018-11-23 15:04:31,712 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 15:04:32,212 INFO L134 CoverageAnalysis]: Checked inductivity of 309 backedges. 74 proven. 30 refuted. 0 times theorem prover too weak. 205 trivial. 0 not checked. [2018-11-23 15:04:32,228 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 15:04:32,228 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 12, 13] total 27 [2018-11-23 15:04:32,228 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 15:04:32,229 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-23 15:04:32,229 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-23 15:04:32,229 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=96, Invalid=606, Unknown=0, NotChecked=0, Total=702 [2018-11-23 15:04:32,230 INFO L87 Difference]: Start difference. First operand 2145 states and 2555 transitions. Second operand 19 states. [2018-11-23 15:04:35,755 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:04:35,755 INFO L93 Difference]: Finished difference Result 8331 states and 11939 transitions. [2018-11-23 15:04:35,756 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 57 states. [2018-11-23 15:04:35,756 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 299 [2018-11-23 15:04:35,757 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:04:35,775 INFO L225 Difference]: With dead ends: 8331 [2018-11-23 15:04:35,775 INFO L226 Difference]: Without dead ends: 6222 [2018-11-23 15:04:35,782 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 680 GetRequests, 592 SyntacticMatches, 9 SemanticMatches, 79 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1601 ImplicationChecksByTransitivity, 0.9s TimeCoverageRelationStatistics Valid=976, Invalid=5504, Unknown=0, NotChecked=0, Total=6480 [2018-11-23 15:04:35,786 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6222 states. [2018-11-23 15:04:35,965 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6222 to 4417. [2018-11-23 15:04:35,965 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4417 states. [2018-11-23 15:04:35,970 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4417 states to 4417 states and 5075 transitions. [2018-11-23 15:04:35,971 INFO L78 Accepts]: Start accepts. Automaton has 4417 states and 5075 transitions. Word has length 299 [2018-11-23 15:04:35,972 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:04:35,972 INFO L480 AbstractCegarLoop]: Abstraction has 4417 states and 5075 transitions. [2018-11-23 15:04:35,972 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-23 15:04:35,972 INFO L276 IsEmpty]: Start isEmpty. Operand 4417 states and 5075 transitions. [2018-11-23 15:04:35,979 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 320 [2018-11-23 15:04:35,979 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:04:35,980 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 15:04:35,980 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:04:35,980 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:04:35,980 INFO L82 PathProgramCache]: Analyzing trace with hash -926105958, now seen corresponding path program 1 times [2018-11-23 15:04:35,980 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:04:35,981 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:35,981 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:04:35,981 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:35,981 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:04:35,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:04:36,172 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 93 proven. 55 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-11-23 15:04:36,172 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:04:36,172 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 15:04:36,173 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 320 with the following transitions: [2018-11-23 15:04:36,173 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [27], [30], [32], [33], [37], [40], [48], [51], [53], [56], [63], [66], [76], [77], [78], [82], [84], [85], [86], [87], [88], [92], [93], [94], [97], [99], [102], [105], [109], [112], [113], [114], [123], [127], [131], [134], [137], [139], [142], [145], [147], [150], [166], [167], [168], [169], [170], [172], [177], [180], [181], [182], [183], [185], [190], [192], [193], [198], [200], [227], [228], [232], [235], [239], [245], [248], [252], [253], [259], [263], [264], [267], [268], [269], [270], [271], [272], [273], [275], [276], [277], [278], [279], [280], [281], [282], [283], [285], [286], [287], [288], [291], [292], [295], [296], [297], [299], [300], [301], [302], [303], [304], [305], [306], [307], [308], [309], [310], [311], [312], [315], [316], [319], [320], [321], [322], [323], [324], [329], [330], [331], [332], [333], [334], [335], [336], [337], [338], [339] [2018-11-23 15:04:36,175 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 15:04:36,176 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 15:04:38,569 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 15:04:38,570 INFO L272 AbstractInterpreter]: Visited 142 different actions 1747 times. Merged at 23 different actions 175 times. Never widened. Performed 64363 root evaluator evaluations with a maximum evaluation depth of 3. Performed 64363 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 47 fixpoints after 6 different actions. Largest state had 134 variables. [2018-11-23 15:04:38,571 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:04:38,571 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 15:04:38,571 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:04:38,571 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_84728f15-9556-4877-b9bd-98230cc34033/bin-2019/utaipan/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 15:04:38,577 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:04:38,577 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 15:04:38,656 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:04:38,661 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 15:04:38,761 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 264 proven. 16 refuted. 0 times theorem prover too weak. 75 trivial. 0 not checked. [2018-11-23 15:04:38,761 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 15:04:39,158 INFO L134 CoverageAnalysis]: Checked inductivity of 355 backedges. 93 proven. 55 refuted. 0 times theorem prover too weak. 207 trivial. 0 not checked. [2018-11-23 15:04:39,173 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 15:04:39,173 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 9, 9] total 25 [2018-11-23 15:04:39,173 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 15:04:39,174 INFO L459 AbstractCegarLoop]: Interpolant automaton has 20 states [2018-11-23 15:04:39,174 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2018-11-23 15:04:39,174 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=81, Invalid=519, Unknown=0, NotChecked=0, Total=600 [2018-11-23 15:04:39,175 INFO L87 Difference]: Start difference. First operand 4417 states and 5075 transitions. Second operand 20 states. [2018-11-23 15:04:39,992 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:04:39,992 INFO L93 Difference]: Finished difference Result 8420 states and 9734 transitions. [2018-11-23 15:04:39,992 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-23 15:04:39,992 INFO L78 Accepts]: Start accepts. Automaton has 20 states. Word has length 319 [2018-11-23 15:04:39,993 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:04:40,009 INFO L225 Difference]: With dead ends: 8420 [2018-11-23 15:04:40,009 INFO L226 Difference]: Without dead ends: 4433 [2018-11-23 15:04:40,017 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 671 GetRequests, 633 SyntacticMatches, 3 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 162 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=240, Invalid=1092, Unknown=0, NotChecked=0, Total=1332 [2018-11-23 15:04:40,021 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4433 states. [2018-11-23 15:04:40,269 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4433 to 4421. [2018-11-23 15:04:40,269 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4421 states. [2018-11-23 15:04:40,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4421 states to 4421 states and 5069 transitions. [2018-11-23 15:04:40,279 INFO L78 Accepts]: Start accepts. Automaton has 4421 states and 5069 transitions. Word has length 319 [2018-11-23 15:04:40,279 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:04:40,279 INFO L480 AbstractCegarLoop]: Abstraction has 4421 states and 5069 transitions. [2018-11-23 15:04:40,279 INFO L481 AbstractCegarLoop]: Interpolant automaton has 20 states. [2018-11-23 15:04:40,279 INFO L276 IsEmpty]: Start isEmpty. Operand 4421 states and 5069 transitions. [2018-11-23 15:04:40,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 321 [2018-11-23 15:04:40,290 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:04:40,290 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 15:04:40,291 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:04:40,291 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:04:40,291 INFO L82 PathProgramCache]: Analyzing trace with hash 947873109, now seen corresponding path program 1 times [2018-11-23 15:04:40,291 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:04:40,292 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:40,292 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:04:40,292 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:40,292 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:04:40,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:04:40,484 INFO L134 CoverageAnalysis]: Checked inductivity of 356 backedges. 95 proven. 0 refuted. 0 times theorem prover too weak. 261 trivial. 0 not checked. [2018-11-23 15:04:40,484 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:04:40,484 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [13] imperfect sequences [] total 13 [2018-11-23 15:04:40,484 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:04:40,485 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-23 15:04:40,485 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-23 15:04:40,485 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=132, Unknown=0, NotChecked=0, Total=156 [2018-11-23 15:04:40,485 INFO L87 Difference]: Start difference. First operand 4421 states and 5069 transitions. Second operand 13 states. [2018-11-23 15:04:41,013 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:04:41,013 INFO L93 Difference]: Finished difference Result 8216 states and 9490 transitions. [2018-11-23 15:04:41,014 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-23 15:04:41,014 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 320 [2018-11-23 15:04:41,014 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:04:41,023 INFO L225 Difference]: With dead ends: 8216 [2018-11-23 15:04:41,023 INFO L226 Difference]: Without dead ends: 4225 [2018-11-23 15:04:41,029 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 24 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 84 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=81, Invalid=569, Unknown=0, NotChecked=0, Total=650 [2018-11-23 15:04:41,032 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 4225 states. [2018-11-23 15:04:41,163 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 4225 to 4181. [2018-11-23 15:04:41,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4181 states. [2018-11-23 15:04:41,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4181 states to 4181 states and 4774 transitions. [2018-11-23 15:04:41,169 INFO L78 Accepts]: Start accepts. Automaton has 4181 states and 4774 transitions. Word has length 320 [2018-11-23 15:04:41,169 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:04:41,169 INFO L480 AbstractCegarLoop]: Abstraction has 4181 states and 4774 transitions. [2018-11-23 15:04:41,170 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-23 15:04:41,170 INFO L276 IsEmpty]: Start isEmpty. Operand 4181 states and 4774 transitions. [2018-11-23 15:04:41,177 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 325 [2018-11-23 15:04:41,177 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:04:41,177 INFO L402 BasicCegarLoop]: trace histogram [7, 7, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 15:04:41,177 INFO L423 AbstractCegarLoop]: === Iteration 13 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:04:41,178 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:04:41,178 INFO L82 PathProgramCache]: Analyzing trace with hash 1827598843, now seen corresponding path program 1 times [2018-11-23 15:04:41,178 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:04:41,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:41,178 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:04:41,178 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:41,179 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:04:41,194 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:04:41,346 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 91 proven. 44 refuted. 0 times theorem prover too weak. 225 trivial. 0 not checked. [2018-11-23 15:04:41,346 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:04:41,346 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode ABSTRACT_INTERPRETATION [2018-11-23 15:04:41,347 INFO L200 CegarAbsIntRunner]: Running AI on error trace of length 325 with the following transitions: [2018-11-23 15:04:41,347 INFO L202 CegarAbsIntRunner]: [0], [1], [2], [3], [4], [6], [7], [8], [10], [13], [15], [18], [21], [24], [27], [30], [32], [33], [37], [40], [48], [51], [53], [56], [63], [66], [76], [77], [78], [82], [84], [85], [86], [87], [88], [92], [93], [94], [97], [99], [102], [105], [109], [112], [113], [114], [123], [127], [131], [134], [137], [139], [142], [145], [147], [150], [166], [167], [168], [169], [170], [172], [177], [180], [181], [182], [183], [185], [190], [192], [193], [196], [198], [200], [227], [228], [232], [235], [239], [245], [248], [252], [253], [259], [263], [264], [267], [268], [269], [270], [271], [272], [273], [275], [276], [277], [278], [279], [280], [281], [282], [283], [285], [286], [287], [288], [291], [292], [295], [296], [297], [299], [300], [301], [302], [303], [304], [305], [306], [307], [308], [309], [310], [311], [312], [315], [316], [319], [320], [321], [322], [323], [324], [329], [330], [331], [332], [333], [334], [335], [336], [337], [338], [339] [2018-11-23 15:04:41,349 INFO L148 AbstractInterpreter]: Using domain PoormanAbstractDomain with backing domain CompoundDomain [CongruenceDomain, ExplicitValueDomain] [2018-11-23 15:04:41,349 INFO L101 FixpointEngine]: Starting fixpoint engine with domain PoormanAbstractDomain (maxUnwinding=3, maxParallelStates=2) [2018-11-23 15:04:43,699 INFO L263 AbstractInterpreter]: Some error location(s) were reachable [2018-11-23 15:04:43,700 INFO L272 AbstractInterpreter]: Visited 144 different actions 1782 times. Merged at 26 different actions 192 times. Never widened. Performed 70054 root evaluator evaluations with a maximum evaluation depth of 3. Performed 70054 inverse root evaluator evaluations with a maximum inverse evaluation depth of 3. Found 62 fixpoints after 6 different actions. Largest state had 134 variables. [2018-11-23 15:04:43,706 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:04:43,706 INFO L422 seRefinementStrategy]: Interpolation failed due to KNOWN_IGNORE: Unknown [2018-11-23 15:04:43,707 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 15:04:43,707 INFO L192 anRefinementStrategy]: Switched to InterpolantGenerator mode Z3_IG No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_84728f15-9556-4877-b9bd-98230cc34033/bin-2019/utaipan/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 15:04:43,714 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:04:43,715 INFO L286 anRefinementStrategy]: Using traceCheck mode Z3_IG with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: FPandBP) [2018-11-23 15:04:43,794 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:04:43,801 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 15:04:43,916 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 193 proven. 16 refuted. 0 times theorem prover too weak. 151 trivial. 0 not checked. [2018-11-23 15:04:43,916 INFO L316 TraceCheckSpWp]: Computing backward predicates... [2018-11-23 15:04:44,424 INFO L134 CoverageAnalysis]: Checked inductivity of 360 backedges. 94 proven. 27 refuted. 0 times theorem prover too weak. 239 trivial. 0 not checked. [2018-11-23 15:04:44,439 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 3 imperfect interpolant sequences. [2018-11-23 15:04:44,440 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 8, 13] total 21 [2018-11-23 15:04:44,440 INFO L249 anRefinementStrategy]: Using the first two imperfect interpolant sequences [2018-11-23 15:04:44,440 INFO L459 AbstractCegarLoop]: Interpolant automaton has 14 states [2018-11-23 15:04:44,441 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2018-11-23 15:04:44,441 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=99, Invalid=321, Unknown=0, NotChecked=0, Total=420 [2018-11-23 15:04:44,441 INFO L87 Difference]: Start difference. First operand 4181 states and 4774 transitions. Second operand 14 states. [2018-11-23 15:04:45,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:04:45,831 INFO L93 Difference]: Finished difference Result 9428 states and 11780 transitions. [2018-11-23 15:04:45,831 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 28 states. [2018-11-23 15:04:45,832 INFO L78 Accepts]: Start accepts. Automaton has 14 states. Word has length 324 [2018-11-23 15:04:45,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:04:45,856 INFO L225 Difference]: With dead ends: 9428 [2018-11-23 15:04:45,856 INFO L226 Difference]: Without dead ends: 6953 [2018-11-23 15:04:45,864 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 702 GetRequests, 641 SyntacticMatches, 21 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 450 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=470, Invalid=1252, Unknown=0, NotChecked=0, Total=1722 [2018-11-23 15:04:45,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 6953 states. [2018-11-23 15:04:46,197 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 6953 to 5118. [2018-11-23 15:04:46,197 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 5118 states. [2018-11-23 15:04:46,203 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5118 states to 5118 states and 5850 transitions. [2018-11-23 15:04:46,205 INFO L78 Accepts]: Start accepts. Automaton has 5118 states and 5850 transitions. Word has length 324 [2018-11-23 15:04:46,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:04:46,205 INFO L480 AbstractCegarLoop]: Abstraction has 5118 states and 5850 transitions. [2018-11-23 15:04:46,205 INFO L481 AbstractCegarLoop]: Interpolant automaton has 14 states. [2018-11-23 15:04:46,206 INFO L276 IsEmpty]: Start isEmpty. Operand 5118 states and 5850 transitions. [2018-11-23 15:04:46,217 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 436 [2018-11-23 15:04:46,217 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:04:46,217 INFO L402 BasicCegarLoop]: trace histogram [11, 11, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 6, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 15:04:46,217 INFO L423 AbstractCegarLoop]: === Iteration 14 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:04:46,218 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:04:46,218 INFO L82 PathProgramCache]: Analyzing trace with hash 1089073884, now seen corresponding path program 1 times [2018-11-23 15:04:46,218 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:04:46,218 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:46,219 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:04:46,219 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:46,219 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:04:46,241 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:04:46,358 INFO L134 CoverageAnalysis]: Checked inductivity of 799 backedges. 158 proven. 0 refuted. 0 times theorem prover too weak. 641 trivial. 0 not checked. [2018-11-23 15:04:46,359 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:04:46,359 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 15:04:46,359 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:04:46,359 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 15:04:46,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 15:04:46,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 15:04:46,360 INFO L87 Difference]: Start difference. First operand 5118 states and 5850 transitions. Second operand 4 states. [2018-11-23 15:04:46,582 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:04:46,582 INFO L93 Difference]: Finished difference Result 6236 states and 7172 transitions. [2018-11-23 15:04:46,583 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 15:04:46,583 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 435 [2018-11-23 15:04:46,584 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:04:46,592 INFO L225 Difference]: With dead ends: 6236 [2018-11-23 15:04:46,592 INFO L226 Difference]: Without dead ends: 2032 [2018-11-23 15:04:46,600 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 4 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 15:04:46,602 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2032 states. [2018-11-23 15:04:46,718 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2032 to 1986. [2018-11-23 15:04:46,718 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1986 states. [2018-11-23 15:04:46,720 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1986 states to 1986 states and 2194 transitions. [2018-11-23 15:04:46,721 INFO L78 Accepts]: Start accepts. Automaton has 1986 states and 2194 transitions. Word has length 435 [2018-11-23 15:04:46,721 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:04:46,721 INFO L480 AbstractCegarLoop]: Abstraction has 1986 states and 2194 transitions. [2018-11-23 15:04:46,721 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 15:04:46,721 INFO L276 IsEmpty]: Start isEmpty. Operand 1986 states and 2194 transitions. [2018-11-23 15:04:46,726 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 393 [2018-11-23 15:04:46,726 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 15:04:46,726 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 15:04:46,726 INFO L423 AbstractCegarLoop]: === Iteration 15 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 15:04:46,726 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 15:04:46,727 INFO L82 PathProgramCache]: Analyzing trace with hash 88615827, now seen corresponding path program 1 times [2018-11-23 15:04:46,727 INFO L69 tionRefinementEngine]: Using refinement strategy TaipanRefinementStrategy [2018-11-23 15:04:46,727 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:46,727 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 15:04:46,727 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 15:04:46,727 INFO L286 anRefinementStrategy]: Using traceCheck mode SMTINTERPOL with AssertCodeBlockOrder NOT_INCREMENTALLY (IT: Craig_TreeInterpolation) [2018-11-23 15:04:46,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 15:04:46,984 INFO L134 CoverageAnalysis]: Checked inductivity of 594 backedges. 112 proven. 0 refuted. 0 times theorem prover too weak. 482 trivial. 0 not checked. [2018-11-23 15:04:46,984 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 15:04:46,985 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-23 15:04:46,985 INFO L256 anRefinementStrategy]: Using the first perfect interpolant sequence [2018-11-23 15:04:46,985 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 15:04:46,985 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 15:04:46,985 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2018-11-23 15:04:46,986 INFO L87 Difference]: Start difference. First operand 1986 states and 2194 transitions. Second operand 8 states. [2018-11-23 15:04:47,241 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 15:04:47,241 INFO L93 Difference]: Finished difference Result 3315 states and 3701 transitions. [2018-11-23 15:04:47,242 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 15:04:47,242 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 392 [2018-11-23 15:04:47,242 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 15:04:47,243 INFO L225 Difference]: With dead ends: 3315 [2018-11-23 15:04:47,243 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 15:04:47,247 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 3 SyntacticMatches, 2 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=38, Invalid=94, Unknown=0, NotChecked=0, Total=132 [2018-11-23 15:04:47,247 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 15:04:47,247 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 15:04:47,247 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 15:04:47,247 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 15:04:47,248 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 392 [2018-11-23 15:04:47,248 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 15:04:47,248 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 15:04:47,248 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 15:04:47,248 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 15:04:47,248 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 15:04:47,254 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 15:04:47,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,330 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,340 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,452 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,519 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,579 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,580 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,581 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,586 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,591 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,593 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,603 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,605 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,632 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,658 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,662 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,673 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,681 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,682 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,683 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,684 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,718 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,724 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,725 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,734 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,735 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,736 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,744 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,752 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,767 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,779 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,787 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,788 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,789 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,811 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,813 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,821 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,853 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,860 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,865 WARN L180 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 405 DAG size of output: 238 [2018-11-23 15:04:47,871 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,955 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,978 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,979 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,989 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:47,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,001 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,029 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,038 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,045 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,047 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,053 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,055 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,086 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,134 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,136 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,148 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,188 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,230 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,238 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,241 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,243 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,247 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,283 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,285 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,306 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,324 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,324 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,325 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,335 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,343 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,343 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,345 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,353 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,355 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,357 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,358 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,361 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,362 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,365 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,368 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,381 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,381 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,382 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,382 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,400 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,402 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,453 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,454 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,457 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,459 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,461 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,463 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,464 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,465 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,466 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,467 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,468 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,469 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,470 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,472 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,474 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,475 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,476 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,477 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,478 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,479 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,480 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,485 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,486 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,487 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,492 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,497 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,498 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,501 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,502 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,503 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,504 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,506 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,508 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,510 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,511 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,512 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,514 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,515 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,517 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 115 [2018-11-23 15:04:48,523 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,555 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,574 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,575 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,583 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,584 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,593 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,617 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,630 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,636 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,637 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,643 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,667 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,672 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,688 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,691 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,694 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,696 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,700 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,702 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,704 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,707 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,714 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,782 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,783 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,810 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,839 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,842 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,843 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,844 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,845 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,846 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,847 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,848 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,849 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,850 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,854 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,859 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,861 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,863 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,864 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,865 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,867 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,868 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,869 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,870 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,871 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,871 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,872 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,873 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,883 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,884 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,885 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,887 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,893 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,894 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,894 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,897 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,898 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,900 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,901 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,902 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,903 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,906 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,906 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,907 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,914 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,914 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,916 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,917 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,919 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,921 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,923 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,924 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,925 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,926 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,927 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,928 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,930 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,931 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,933 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,934 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,935 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,936 WARN L180 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 412 DAG size of output: 164 [2018-11-23 15:04:48,941 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,948 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,963 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,966 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,976 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,980 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,983 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,988 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,991 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:48,999 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,003 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,032 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,040 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,073 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,081 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,110 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,130 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,135 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,140 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,145 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,153 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,172 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,248 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,262 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,280 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,281 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,302 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,304 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,386 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,395 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,396 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,401 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,410 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,411 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,412 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,413 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,415 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,417 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,417 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,419 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,424 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,429 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,433 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,455 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,456 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,470 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,473 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,481 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,482 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,484 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,492 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,493 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,500 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,520 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,521 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,527 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,528 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,533 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,536 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,537 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,541 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,542 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,542 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,547 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,548 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,552 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,553 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,554 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,557 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,557 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,558 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,559 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,562 WARN L180 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 567 DAG size of output: 311 [2018-11-23 15:04:49,585 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,590 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,592 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,611 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,613 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,629 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,644 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,657 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,663 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,677 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,680 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:49,706 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 15:04:50,048 WARN L180 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 116 DAG size of output: 31 [2018-11-23 15:04:50,257 WARN L180 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 25 [2018-11-23 15:04:50,430 WARN L180 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 98 DAG size of output: 31 [2018-11-23 15:04:51,034 WARN L180 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 212 DAG size of output: 64 [2018-11-23 15:04:51,149 WARN L180 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 90 DAG size of output: 30 [2018-11-23 15:04:51,368 WARN L180 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 34 [2018-11-23 15:04:51,918 WARN L180 SmtUtils]: Spent 548.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 61 [2018-11-23 15:04:53,236 WARN L180 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 265 DAG size of output: 93 [2018-11-23 15:04:54,787 WARN L180 SmtUtils]: Spent 1.54 s on a formula simplification. DAG size of input: 338 DAG size of output: 96 [2018-11-23 15:04:55,151 WARN L180 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 324 DAG size of output: 1 [2018-11-23 15:04:55,828 WARN L180 SmtUtils]: Spent 673.00 ms on a formula simplification. DAG size of input: 220 DAG size of output: 54 [2018-11-23 15:04:56,217 WARN L180 SmtUtils]: Spent 324.00 ms on a formula simplification. DAG size of input: 180 DAG size of output: 53 [2018-11-23 15:04:56,438 WARN L180 SmtUtils]: Spent 219.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 51 [2018-11-23 15:04:56,813 WARN L180 SmtUtils]: Spent 371.00 ms on a formula simplification. DAG size of input: 138 DAG size of output: 55 [2018-11-23 15:04:57,829 WARN L180 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 327 DAG size of output: 61 [2018-11-23 15:04:58,025 WARN L180 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 38 [2018-11-23 15:04:58,149 WARN L180 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 30 [2018-11-23 15:04:58,320 WARN L180 SmtUtils]: Spent 169.00 ms on a formula simplification. DAG size of input: 111 DAG size of output: 27 [2018-11-23 15:04:58,539 WARN L180 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 40 [2018-11-23 15:04:58,884 WARN L180 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 53 [2018-11-23 15:04:59,021 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 103 DAG size of output: 30 [2018-11-23 15:04:59,690 WARN L180 SmtUtils]: Spent 663.00 ms on a formula simplification. DAG size of input: 241 DAG size of output: 65 [2018-11-23 15:05:00,703 WARN L180 SmtUtils]: Spent 1.01 s on a formula simplification. DAG size of input: 245 DAG size of output: 86 [2018-11-23 15:05:00,903 WARN L180 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 35 [2018-11-23 15:05:01,051 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 107 DAG size of output: 31 [2018-11-23 15:05:01,280 WARN L180 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 28 [2018-11-23 15:05:01,436 WARN L180 SmtUtils]: Spent 153.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 34 [2018-11-23 15:05:01,865 WARN L180 SmtUtils]: Spent 426.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 54 [2018-11-23 15:05:02,048 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 34 [2018-11-23 15:05:02,620 WARN L180 SmtUtils]: Spent 570.00 ms on a formula simplification. DAG size of input: 311 DAG size of output: 60 [2018-11-23 15:05:03,580 WARN L180 SmtUtils]: Spent 953.00 ms on a formula simplification. DAG size of input: 275 DAG size of output: 82 [2018-11-23 15:05:03,685 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 829 835) the Hoare annotation is: true [2018-11-23 15:05:03,686 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 829 835) no Hoare annotation was computed. [2018-11-23 15:05:03,686 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 836 844) no Hoare annotation was computed. [2018-11-23 15:05:03,686 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 836 844) the Hoare annotation is: true [2018-11-23 15:05:03,686 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 836 844) no Hoare annotation was computed. [2018-11-23 15:05:03,686 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 848 855) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-23 15:05:03,686 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 848 855) no Hoare annotation was computed. [2018-11-23 15:05:03,686 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 848 855) no Hoare annotation was computed. [2018-11-23 15:05:03,686 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 856 865) the Hoare annotation is: (let ((.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse10 (<= 1 ~switchedOnBeforeTS~0)) (.cse15 (= ~systemActive~0 1))) (let ((.cse4 (not (= 1 ~pumpRunning~0))) (.cse12 (not (= ~waterLevel~0 1))) (.cse8 (not (= ~waterLevel~0 2))) (.cse1 (< 2 ~waterLevel~0)) (.cse14 (or (and .cse15 .cse5) (and .cse10 .cse15))) (.cse9 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse11 (not (= ~systemActive~0 0))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse13 (< 1 ~waterLevel~0)) (.cse6 (not (= 0 ~pumpRunning~0))) (.cse2 (not .cse15)) (.cse3 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)))) (and (or .cse0 (or .cse1 .cse2 .cse3) .cse4 .cse5) (or .cse6 .cse5 .cse2 .cse3 .cse7 .cse8) (or .cse9 .cse0 .cse6 .cse10 .cse11 .cse12) (or .cse13 .cse6 .cse5 .cse2 .cse3 .cse7) (or .cse0 .cse14 (or .cse9 .cse6 .cse1 .cse2)) (or .cse9 .cse10 .cse6 .cse11 .cse12 .cse7) (or .cse0 .cse6 .cse5 .cse2 .cse3 .cse8) (or .cse9 .cse13 .cse6 .cse2 .cse7 .cse10) (or .cse1 .cse4 .cse2 .cse3 .cse7 .cse5) (or .cse6 .cse11 .cse5 .cse3 .cse7 .cse8) (or .cse6 .cse11 .cse3 .cse12 .cse7 .cse5) (or .cse0 .cse6 .cse11 .cse5 .cse3 .cse8) (or (or .cse9 .cse6 .cse2) .cse1 .cse7 .cse14) (or .cse0 .cse13 .cse6 .cse11 .cse3 .cse5) (or .cse9 .cse0 .cse13 .cse10 .cse6 .cse2) (or (< 0 ~waterLevel~0) .cse6 .cse11 .cse5 .cse3 .cse7) (or .cse0 .cse13 .cse6 .cse2 .cse3 .cse5)))) [2018-11-23 15:05:03,686 INFO L448 ceAbstractionStarter]: For program point L861(line 861) no Hoare annotation was computed. [2018-11-23 15:05:03,686 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 856 865) no Hoare annotation was computed. [2018-11-23 15:05:03,686 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 856 865) no Hoare annotation was computed. [2018-11-23 15:05:03,686 INFO L444 ceAbstractionStarter]: At program point L881(line 881) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 0))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (< 2 ~waterLevel~0)) (.cse5 (not (= 1 ~pumpRunning~0))) (.cse6 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 .cse4 (not (= ~waterLevel~0 2))) (or .cse7 .cse0 .cse1 .cse2 .cse3) (or .cse7 .cse0 .cse2 .cse6 .cse3) (or .cse0 .cse2 .cse6 .cse3 .cse4) (or (< ~switchedOnBeforeTS~0 1) .cse7 (< 1 ~waterLevel~0) .cse0 .cse6) (or .cse2 .cse5 .cse6 .cse3 .cse4))) [2018-11-23 15:05:03,686 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 866 894) the Hoare annotation is: true [2018-11-23 15:05:03,686 INFO L448 ceAbstractionStarter]: For program point L879(lines 879 885) no Hoare annotation was computed. [2018-11-23 15:05:03,687 INFO L448 ceAbstractionStarter]: For program point L878(lines 878 888) no Hoare annotation was computed. [2018-11-23 15:05:03,687 INFO L444 ceAbstractionStarter]: At program point L876(line 876) the Hoare annotation is: (let ((.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse8 (not (= 0 ~pumpRunning~0))) (.cse9 (not (= ~waterLevel~0 2)))) (let ((.cse1 (not (= 1 ~pumpRunning~0))) (.cse10 (or .cse4 (or .cse8 .cse9))) (.cse6 (not (= ~systemActive~0 0))) (.cse0 (< 2 ~waterLevel~0)) (.cse2 (= ~waterLevel~0 __utac_acc__Specification5_spec__3_~tmp~9)) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 (or .cse7 .cse8 .cse0 .cse4) .cse2) (or .cse1 .cse3 .cse5 .cse9) (or .cse6 (or .cse10 .cse5)) (or (< ~switchedOnBeforeTS~0 1) .cse7 (< 1 ~waterLevel~0) .cse8 .cse3 .cse2) (or .cse2 .cse8 .cse6 .cse4 (not (= ~waterLevel~0 1)) .cse5) (or .cse8 .cse3 .cse4 .cse5 .cse9) (or .cse6 (or .cse7 .cse10)) (or (< 0 ~waterLevel~0) .cse8 .cse6 .cse2 .cse4 .cse5) (or .cse7 .cse8 .cse0 .cse3 .cse4 .cse2) (or .cse8 .cse0 .cse2 .cse3 .cse4 .cse5) (or .cse7 .cse8 .cse3 .cse4 .cse9)))) [2018-11-23 15:05:03,687 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 866 894) no Hoare annotation was computed. [2018-11-23 15:05:03,687 INFO L448 ceAbstractionStarter]: For program point L876-1(line 876) no Hoare annotation was computed. [2018-11-23 15:05:03,687 INFO L448 ceAbstractionStarter]: For program point L874(lines 874 891) no Hoare annotation was computed. [2018-11-23 15:05:03,687 INFO L448 ceAbstractionStarter]: For program point L874-1(lines 866 894) no Hoare annotation was computed. [2018-11-23 15:05:03,687 INFO L451 ceAbstractionStarter]: At program point L872(line 872) the Hoare annotation is: true [2018-11-23 15:05:03,687 INFO L448 ceAbstractionStarter]: For program point L872-1(line 872) no Hoare annotation was computed. [2018-11-23 15:05:03,687 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 421 443) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 15:05:03,687 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 421 443) no Hoare annotation was computed. [2018-11-23 15:05:03,687 INFO L444 ceAbstractionStarter]: At program point L433(line 433) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~5 1) (= 0 ~pumpRunning~0) (= main_~tmp~5 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 15:05:03,687 INFO L444 ceAbstractionStarter]: At program point L433-1(line 433) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~5 1) (= 0 ~pumpRunning~0) (= main_~tmp~5 ~systemActive~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 15:05:03,687 INFO L448 ceAbstractionStarter]: For program point L431(lines 431 438) no Hoare annotation was computed. [2018-11-23 15:05:03,687 INFO L448 ceAbstractionStarter]: For program point L431-1(lines 431 438) no Hoare annotation was computed. [2018-11-23 15:05:03,687 INFO L448 ceAbstractionStarter]: For program point L429(line 429) no Hoare annotation was computed. [2018-11-23 15:05:03,687 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 421 443) no Hoare annotation was computed. [2018-11-23 15:05:03,687 INFO L444 ceAbstractionStarter]: At program point L428(line 428) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 15:05:03,687 INFO L444 ceAbstractionStarter]: At program point L427(line 427) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 15:05:03,687 INFO L444 ceAbstractionStarter]: At program point L427-1(line 427) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 15:05:03,688 INFO L444 ceAbstractionStarter]: At program point L118(line 118) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse3 .cse4) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3))) [2018-11-23 15:05:03,688 INFO L448 ceAbstractionStarter]: For program point L118-1(lines 99 123) no Hoare annotation was computed. [2018-11-23 15:05:03,688 INFO L444 ceAbstractionStarter]: At program point L113(line 113) the Hoare annotation is: (let ((.cse4 (< 1 ~waterLevel~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse1 (and (= 0 processEnvironment__wrappee__methaneQuery_~tmp~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 (< 2 ~waterLevel~0) .cse1 .cse2 .cse3) (or .cse4 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 .cse5) (or .cse1 (or (or .cse3 (or .cse0 .cse2 (not (= ~waterLevel~0 2)))) .cse5)) (or (or .cse4 .cse0 .cse2 .cse3 .cse5) .cse1))) [2018-11-23 15:05:03,688 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 99 123) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse5 (< 2 ~waterLevel~0)) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse4 .cse5 .cse0 .cse2) (or .cse4 .cse1 .cse5 .cse0 .cse2 .cse3))) [2018-11-23 15:05:03,688 INFO L444 ceAbstractionStarter]: At program point L109(line 109) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse6 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 (or (or .cse3 (or .cse1 .cse2 .cse6)) .cse4)) (or .cse7 .cse0 .cse1 .cse2 .cse3) (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse3 .cse4) (or .cse7 .cse1 .cse2 .cse3 .cse5 .cse6))) [2018-11-23 15:05:03,688 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 99 123) no Hoare annotation was computed. [2018-11-23 15:05:03,688 INFO L448 ceAbstractionStarter]: For program point L107(lines 107 115) no Hoare annotation was computed. [2018-11-23 15:05:03,688 INFO L444 ceAbstractionStarter]: At program point L105(line 105) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse5 (< 2 ~waterLevel~0)) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or (< 1 ~waterLevel~0) (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse3 .cse4 .cse5 .cse0 .cse1) (or .cse4 .cse3 .cse5 .cse0 .cse1 .cse2))) [2018-11-23 15:05:03,688 INFO L448 ceAbstractionStarter]: For program point L105-1(line 105) no Hoare annotation was computed. [2018-11-23 15:05:03,688 INFO L448 ceAbstractionStarter]: For program point L103(lines 103 120) no Hoare annotation was computed. [2018-11-23 15:05:03,688 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 258 272) no Hoare annotation was computed. [2018-11-23 15:05:03,688 INFO L444 ceAbstractionStarter]: At program point L264(line 264) the Hoare annotation is: (let ((.cse16 (not (= ~systemActive~0 0))) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse10 (not (= ~waterLevel~0 2)))) (let ((.cse12 (or .cse2 .cse10)) (.cse4 (and .cse16 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse13 (< ~switchedOnBeforeTS~0 1)) (.cse11 (< 2 ~waterLevel~0)) (.cse15 (= ~systemActive~0 1)) (.cse14 (not (= |old(~systemActive~0)| 1))) (.cse3 (not (= ~waterLevel~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse7 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (= |old(~systemActive~0)| 0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse9 (and .cse16 (= ~pumpRunning~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 (or .cse5 .cse1 .cse6 .cse7 .cse8)) (or .cse9 (or (or (or .cse1 .cse10) .cse6) .cse8)) (or .cse2 .cse11 .cse7 .cse8) (or .cse0 .cse12) (or .cse12 .cse8) (or .cse1 .cse2 .cse3 .cse8) (or .cse0 .cse4 (or .cse1 .cse11 .cse7) .cse6) (or .cse13 .cse1 .cse2 .cse11 .cse8) (or (or .cse13 .cse0 .cse2 .cse11) .cse1) (or (< 0 ~waterLevel~0) .cse0 .cse6 .cse14 .cse7 .cse15) (or .cse15 .cse0 .cse6 .cse14 .cse7 .cse3) (or .cse0 .cse5 .cse2 .cse7) (or .cse0 .cse1 .cse6 .cse9 .cse10)))) [2018-11-23 15:05:03,688 INFO L448 ceAbstractionStarter]: For program point L262(lines 262 268) no Hoare annotation was computed. [2018-11-23 15:05:03,689 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 258 272) the Hoare annotation is: (let ((.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse13 (not (= ~waterLevel~0 2))) (.cse19 (= ~systemActive~0 0))) (let ((.cse3 (= |old(~systemActive~0)| 0)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse8 (< 1 ~waterLevel~0)) (.cse10 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse26 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse14 (not .cse19)) (.cse27 (or .cse4 .cse13)) (.cse11 (not (= ~methaneLevelCritical~0 0))) (.cse28 (<= ~pumpRunning~0 0)) (.cse29 (<= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse18 (and .cse28 .cse29)) (.cse20 (or .cse27 .cse11)) (.cse0 (< ~switchedOnBeforeTS~0 1)) (.cse5 (< 2 ~waterLevel~0)) (.cse2 (and .cse14 .cse28 .cse29)) (.cse7 (and .cse14 .cse26)) (.cse23 (or .cse1 .cse8 .cse4 .cse10)) (.cse15 (= 0 ~pumpRunning~0)) (.cse16 (or .cse1 .cse27)) (.cse17 (not .cse3)) (.cse22 (and .cse19 .cse26)) (.cse21 (or .cse8 .cse4 .cse10 .cse11)) (.cse25 (= ~systemActive~0 1)) (.cse24 (not (= |old(~systemActive~0)| 1))) (.cse6 (not (= ~waterLevel~0 1))) (.cse9 (not (= 1 |old(~pumpRunning~0)|))) (.cse12 (and .cse14 (= ~pumpRunning~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse2 .cse3 .cse4 .cse6) (or .cse7 (or .cse8 .cse3 .cse9 .cse10 .cse11)) (or .cse12 (or (or (or .cse3 .cse13) .cse9) .cse11)) (or .cse3 .cse2 .cse4 .cse6 .cse11) (or .cse3 (and .cse14 .cse15) .cse16) (or .cse17 (and .cse18 .cse19) .cse20) (or .cse3 (and .cse18 .cse14) .cse20) (or .cse1 .cse7 (or .cse3 .cse5 .cse10) .cse9) (or .cse7 .cse3 .cse21) (or .cse0 .cse3 .cse4 .cse5 .cse11 .cse2) (or .cse22 .cse23 .cse17) (or .cse7 .cse23 .cse3) (or (and .cse19 .cse15) .cse17 .cse16) (or (< 0 ~waterLevel~0) .cse1 .cse9 .cse24 .cse10 .cse25) (or .cse17 .cse22 .cse21) (or .cse25 .cse1 .cse9 .cse24 .cse10 .cse6) (or .cse1 .cse3 .cse9 .cse12 .cse13))))) [2018-11-23 15:05:03,689 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 258 272) no Hoare annotation was computed. [2018-11-23 15:05:03,689 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 194 202) no Hoare annotation was computed. [2018-11-23 15:05:03,689 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 194 202) the Hoare annotation is: true [2018-11-23 15:05:03,689 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 194 202) no Hoare annotation was computed. [2018-11-23 15:05:03,689 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 822 828) no Hoare annotation was computed. [2018-11-23 15:05:03,689 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 822 828) the Hoare annotation is: true [2018-11-23 15:05:03,689 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 407 417) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 15:05:03,689 INFO L444 ceAbstractionStarter]: At program point L412(line 412) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2018-11-23 15:05:03,689 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 407 417) no Hoare annotation was computed. [2018-11-23 15:05:03,689 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 407 417) no Hoare annotation was computed. [2018-11-23 15:05:03,689 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 183 193) the Hoare annotation is: true [2018-11-23 15:05:03,689 INFO L451 ceAbstractionStarter]: At program point L188(line 188) the Hoare annotation is: true [2018-11-23 15:05:03,689 INFO L448 ceAbstractionStarter]: For program point L188-1(line 188) no Hoare annotation was computed. [2018-11-23 15:05:03,689 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 183 193) no Hoare annotation was computed. [2018-11-23 15:05:03,689 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 183 193) no Hoare annotation was computed. [2018-11-23 15:05:03,689 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 175 182) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0))) (let ((.cse3 (= ~pumpRunning~0 1)) (.cse4 (not (= ~waterLevel~0 2))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse7 (or .cse1 (< 2 ~waterLevel~0) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse3 (or (or (or .cse1 .cse4) .cse2) .cse5)) (or .cse0 .cse6 .cse7 .cse2) (or (or .cse7 .cse2 .cse5) .cse6)))) [2018-11-23 15:05:03,689 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 175 182) no Hoare annotation was computed. [2018-11-23 15:05:03,689 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 175 182) no Hoare annotation was computed. [2018-11-23 15:05:03,689 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 975 988) no Hoare annotation was computed. [2018-11-23 15:05:03,689 INFO L448 ceAbstractionStarter]: For program point L979(lines 979 985) no Hoare annotation was computed. [2018-11-23 15:05:03,689 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 975 988) the Hoare annotation is: true [2018-11-23 15:05:03,690 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 975 988) no Hoare annotation was computed. [2018-11-23 15:05:03,690 INFO L448 ceAbstractionStarter]: For program point L129(lines 129 146) no Hoare annotation was computed. [2018-11-23 15:05:03,690 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 125 149) no Hoare annotation was computed. [2018-11-23 15:05:03,690 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 125 149) the Hoare annotation is: (let ((.cse1 (< 1 ~waterLevel~0)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse8 (< 2 ~waterLevel~0)) (.cse4 (not (= ~systemActive~0 1))) (.cse5 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse1 .cse3 .cse4 .cse2 .cse5 .cse6) (or .cse0 .cse2 .cse7 .cse8 .cse4 .cse5) (or .cse7 .cse2 .cse8 .cse4 .cse5 .cse6))) [2018-11-23 15:05:03,690 INFO L444 ceAbstractionStarter]: At program point L144(line 144) the Hoare annotation is: (let ((.cse0 (< 1 ~waterLevel~0)) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse8 (< 2 ~waterLevel~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse0 .cse1 .cse2 .cse3) (or .cse5 .cse6 .cse7 .cse8 .cse2 .cse3) (or .cse7 .cse6 .cse8 .cse2 .cse3 .cse4))) [2018-11-23 15:05:03,690 INFO L448 ceAbstractionStarter]: For program point L144-1(lines 125 149) no Hoare annotation was computed. [2018-11-23 15:05:03,690 INFO L444 ceAbstractionStarter]: At program point L139(line 139) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (< 1 ~waterLevel~0)) (.cse6 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 (and (= processEnvironment_~tmp~1 ~methaneLevelCritical~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse6 .cse2 .cse3 .cse4) (or .cse7 .cse0 .cse1 .cse2 .cse3) (or .cse7 .cse5 .cse6 .cse2 .cse3))) [2018-11-23 15:05:03,690 INFO L444 ceAbstractionStarter]: At program point L135(line 135) the Hoare annotation is: (let ((.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (< 2 ~waterLevel~0)) (.cse6 (< 1 ~waterLevel~0)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse6 (and (= processEnvironment_~tmp~1 ~methaneLevelCritical~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse7 .cse2 .cse3) (or .cse5 .cse0 .cse1 .cse2 .cse3) (or .cse6 .cse7 .cse2 .cse3 .cse4))) [2018-11-23 15:05:03,690 INFO L448 ceAbstractionStarter]: For program point L133(lines 133 141) no Hoare annotation was computed. [2018-11-23 15:05:03,690 INFO L444 ceAbstractionStarter]: At program point L131(line 131) the Hoare annotation is: (let ((.cse1 (< 1 ~waterLevel~0)) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse8 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (< 2 ~waterLevel~0)) (.cse4 (not (= ~systemActive~0 1))) (.cse5 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse4 .cse5 .cse8) (or .cse1 .cse3 .cse4 .cse2 .cse5 .cse8) (or .cse0 .cse6 .cse7 .cse4 .cse5))) [2018-11-23 15:05:03,690 INFO L448 ceAbstractionStarter]: For program point L131-1(line 131) no Hoare annotation was computed. [2018-11-23 15:05:03,690 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 91 97) no Hoare annotation was computed. [2018-11-23 15:05:03,690 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 91 97) the Hoare annotation is: true [2018-11-23 15:05:03,690 INFO L448 ceAbstractionStarter]: For program point L289(lines 289 293) no Hoare annotation was computed. [2018-11-23 15:05:03,690 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 277 342) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2018-11-23 15:05:03,690 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 277 342) no Hoare annotation was computed. [2018-11-23 15:05:03,690 INFO L444 ceAbstractionStarter]: At program point L335(lines 286 336) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 15:05:03,691 INFO L444 ceAbstractionStarter]: At program point L325(line 325) the Hoare annotation is: (let ((.cse13 (= 2 ~waterLevel~0)) (.cse6 (= test_~splverifierCounter~0 0))) (let ((.cse0 (and .cse13 .cse6)) (.cse12 (<= 1 ~switchedOnBeforeTS~0)) (.cse5 (<= ~waterLevel~0 1)) (.cse7 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse1 (<= ~pumpRunning~0 0)) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse3 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse10 (= ~pumpRunning~0 1)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse11 (<= ~waterLevel~0 2)) (.cse8 (not (= ~systemActive~0 0)))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (and .cse4 .cse5 .cse1 .cse3 .cse6 .cse7) (not (= 0 |old(~pumpRunning~0)|)) (and (and .cse0 .cse4) .cse1 .cse3) (and .cse4 .cse8 .cse1 .cse9 .cse3 .cse6) (and .cse5 .cse1 .cse2 .cse3 .cse6 .cse7) (and .cse10 (and .cse4 .cse8 .cse11 .cse6 .cse7)) (and .cse8 (and (and .cse12 .cse4 .cse11 .cse6) .cse1 .cse3)) (and (and (and .cse12 .cse5 .cse6) .cse1 .cse2 .cse3) .cse8) (and (and .cse10 (and .cse8 .cse13 .cse6)) .cse2) (and .cse2 (and .cse8 .cse11 .cse10 .cse6 .cse7)) (and .cse8 .cse1 .cse9 .cse2 .cse3 .cse6) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse10 (and .cse4 (<= 2 ~waterLevel~0) .cse11 (and .cse8 .cse6)))))) [2018-11-23 15:05:03,691 INFO L448 ceAbstractionStarter]: For program point L323(lines 323 329) no Hoare annotation was computed. [2018-11-23 15:05:03,691 INFO L444 ceAbstractionStarter]: At program point L323-1(lines 317 330) the Hoare annotation is: (let ((.cse16 (= 2 ~waterLevel~0)) (.cse9 (= 0 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse6 (= ~systemActive~0 1)) (.cse7 (= test_~splverifierCounter~0 0)) (.cse8 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse10 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse13 (and .cse1 .cse6 .cse7 .cse8)) (.cse12 (and (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse6 .cse7)) (.cse14 (<= ~pumpRunning~0 0)) (.cse15 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse3 (= ~systemActive~0 0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse2 (and .cse9 .cse7)) (.cse11 (and .cse9 .cse16 .cse6 .cse7)) (.cse0 (= ~methaneLevelCritical~0 1))) (or (not (= |old(~systemActive~0)| 1)) (and (and .cse0 (and .cse1 .cse2)) .cse3) (and .cse4 .cse1 .cse5 .cse6 .cse7 .cse8) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse6 .cse9 .cse10 .cse7) (and .cse4 (= ~waterLevel~0 2) .cse5 .cse6 .cse7) (and .cse4 .cse11) (and (and (<= ~waterLevel~0 1) .cse6 .cse7 .cse8) .cse5 .cse0) (and .cse4 (or .cse12 .cse13) .cse14 .cse15) (and .cse0 .cse6 .cse9 .cse10 .cse7) (and .cse16 .cse5 .cse0 .cse6 .cse7) (and (or .cse13 .cse12) .cse14 .cse0 .cse15) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse3 (and .cse4 .cse1 .cse2)) (and .cse11 .cse0)))) [2018-11-23 15:05:03,691 INFO L448 ceAbstractionStarter]: For program point L288(lines 287 334) no Hoare annotation was computed. [2018-11-23 15:05:03,691 INFO L448 ceAbstractionStarter]: For program point L317(lines 317 330) no Hoare annotation was computed. [2018-11-23 15:05:03,691 INFO L444 ceAbstractionStarter]: At program point L309(line 309) the Hoare annotation is: (let ((.cse10 (= 0 ~pumpRunning~0)) (.cse11 (= 2 ~waterLevel~0)) (.cse9 (= ~systemActive~0 1)) (.cse5 (= test_~splverifierCounter~0 0))) (let ((.cse8 (= ~pumpRunning~0 1)) (.cse0 (= ~systemActive~0 0)) (.cse7 (= 0 ~methaneLevelCritical~0)) (.cse12 (<= ~waterLevel~0 1)) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse1 (<= ~waterLevel~0 2)) (.cse2 (<= ~pumpRunning~0 0)) (.cse4 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse13 (and .cse10 .cse11 .cse9 .cse5)) (.cse3 (= ~methaneLevelCritical~0 1))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 .cse5 .cse6) (not (= |old(~systemActive~0)| 1)) (and .cse7 .cse1 .cse8 .cse9 .cse5 .cse6) (and .cse0 (and .cse7 (and .cse10 .cse11 .cse5) .cse6)) (and .cse7 (= ~waterLevel~0 2) .cse8 .cse9 .cse5) (and .cse0 .cse7 .cse12 .cse2 .cse4 .cse5 .cse6) (not (= 0 |old(~pumpRunning~0)|)) (and .cse7 .cse9 .cse10 (= |old(~waterLevel~0)| ~waterLevel~0) .cse5) (and .cse7 .cse13) (and .cse7 .cse12 .cse2 .cse4 .cse9 .cse5 .cse6) (and .cse1 .cse2 .cse3 .cse9 .cse4 .cse5 .cse6) (and (and (<= 1 ~switchedOnBeforeTS~0) .cse1 .cse9 .cse5) .cse2 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse13 .cse3)))) [2018-11-23 15:05:03,691 INFO L448 ceAbstractionStarter]: For program point L307(lines 307 313) no Hoare annotation was computed. [2018-11-23 15:05:03,691 INFO L448 ceAbstractionStarter]: For program point L307-1(lines 307 313) no Hoare annotation was computed. [2018-11-23 15:05:03,691 INFO L444 ceAbstractionStarter]: At program point L332(lines 287 334) the Hoare annotation is: (let ((.cse8 (= ~pumpRunning~0 1)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse10 (= ~waterLevel~0 2)) (.cse0 (= ~systemActive~0 0)) (.cse11 (= 0 ~pumpRunning~0)) (.cse6 (= 0 ~methaneLevelCritical~0)) (.cse7 (<= ~waterLevel~0 1)) (.cse1 (<= ~pumpRunning~0 0)) (.cse9 (= ~systemActive~0 1)) (.cse3 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (= test_~splverifierCounter~0 0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 (<= ~waterLevel~0 2) .cse1 .cse2 .cse3 .cse4 .cse5) (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse6 .cse7 .cse1 .cse3 .cse4 .cse5) (not (= 0 |old(~pumpRunning~0)|)) (and .cse6 .cse7 .cse8 .cse9 .cse4 .cse5) (and .cse10 .cse2 .cse9 .cse11 .cse4 .cse5) (and .cse7 .cse1 .cse2 .cse9 .cse3 .cse4 .cse5) (and .cse6 .cse9 .cse11 (= |old(~waterLevel~0)| ~waterLevel~0) .cse4) (and .cse6 .cse10 .cse8 .cse9 .cse4) (and (and (<= 1 ~switchedOnBeforeTS~0) .cse7 .cse9 .cse4) .cse1 .cse2 .cse3) (and .cse6 .cse10 .cse9 .cse11 .cse4 .cse5) (and .cse0 .cse6 (and .cse11 (= 2 ~waterLevel~0) .cse4) .cse5) (and .cse6 .cse7 .cse1 .cse9 .cse3 .cse4 .cse5) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-23 15:05:03,691 INFO L444 ceAbstractionStarter]: At program point L299(line 299) the Hoare annotation is: (let ((.cse13 (= 0 ~pumpRunning~0)) (.cse7 (= ~systemActive~0 1)) (.cse8 (= test_~splverifierCounter~0 0))) (let ((.cse0 (and .cse13 .cse7 .cse8))) (let ((.cse9 (and .cse0 (= 1 ~waterLevel~0))) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse1 (= ~waterLevel~0 2)) (.cse6 (= ~pumpRunning~0 1)) (.cse5 (<= ~waterLevel~0 1)) (.cse11 (= ~systemActive~0 0)) (.cse12 (and .cse13 .cse8)) (.cse2 (= ~methaneLevelCritical~0 1)) (.cse10 (<= ~waterLevel~0 (+ |old(~waterLevel~0)| 1))) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 .cse1 .cse2 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 .cse5 .cse6 .cse7 .cse8 .cse3) (and .cse4 .cse9) (and .cse0 .cse4 .cse10 .cse3) (and .cse11 .cse4 (<= ~waterLevel~0 2) .cse12 .cse3) (and .cse2 .cse9) (and .cse4 .cse1 .cse6 .cse7 .cse8) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (or (and (and (<= 1 ~switchedOnBeforeTS~0) .cse0 .cse5) .cse2) (and (and .cse0 .cse5 .cse3) .cse2)) (and .cse11 .cse12 .cse2 .cse10 .cse3))))) [2018-11-23 15:05:03,691 INFO L448 ceAbstractionStarter]: For program point L297(lines 297 303) no Hoare annotation was computed. [2018-11-23 15:05:03,691 INFO L448 ceAbstractionStarter]: For program point L297-1(lines 297 303) no Hoare annotation was computed. [2018-11-23 15:05:03,691 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 277 342) no Hoare annotation was computed. [2018-11-23 15:05:03,692 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__highWaterSensorENTRY(lines 150 157) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~methaneLevelCritical~0 0)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-11-23 15:05:03,692 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorEXIT(lines 150 157) no Hoare annotation was computed. [2018-11-23 15:05:03,692 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__highWaterSensorFINAL(lines 150 157) no Hoare annotation was computed. [2018-11-23 15:05:03,692 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 15:05:03,692 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-23 15:05:03,692 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 15:05:03,692 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 158 174) no Hoare annotation was computed. [2018-11-23 15:05:03,692 INFO L444 ceAbstractionStarter]: At program point L169(line 169) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 2)))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3) (or .cse0 (and (= activatePump_~tmp~2 ~methaneLevelCritical~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3))) [2018-11-23 15:05:03,692 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 158 174) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3 .cse4) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse3 .cse1 .cse2 .cse4))) [2018-11-23 15:05:03,692 INFO L448 ceAbstractionStarter]: For program point L169-1(lines 158 174) no Hoare annotation was computed. [2018-11-23 15:05:03,692 INFO L448 ceAbstractionStarter]: For program point L165(lines 165 171) no Hoare annotation was computed. [2018-11-23 15:05:03,692 INFO L444 ceAbstractionStarter]: At program point L163(line 163) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~waterLevel~0 2)))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse3 .cse4) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse3 .cse1 .cse2 .cse4))) [2018-11-23 15:05:03,692 INFO L448 ceAbstractionStarter]: For program point L163-1(line 163) no Hoare annotation was computed. [2018-11-23 15:05:03,692 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 966 974) the Hoare annotation is: true [2018-11-23 15:05:03,692 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 966 974) no Hoare annotation was computed. [2018-11-23 15:05:03,692 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 966 974) no Hoare annotation was computed. [2018-11-23 15:05:03,692 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 239 257) no Hoare annotation was computed. [2018-11-23 15:05:03,692 INFO L448 ceAbstractionStarter]: For program point L248(lines 248 252) no Hoare annotation was computed. [2018-11-23 15:05:03,692 INFO L451 ceAbstractionStarter]: At program point L246(line 246) the Hoare annotation is: true [2018-11-23 15:05:03,692 INFO L448 ceAbstractionStarter]: For program point L248-2(lines 248 252) no Hoare annotation was computed. [2018-11-23 15:05:03,692 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 239 257) the Hoare annotation is: true [2018-11-23 15:05:03,692 INFO L448 ceAbstractionStarter]: For program point L246-1(line 246) no Hoare annotation was computed. [2018-11-23 15:05:03,692 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 239 257) no Hoare annotation was computed. [2018-11-23 15:05:03,693 INFO L448 ceAbstractionStarter]: For program point L926-1(lines 922 933) no Hoare annotation was computed. [2018-11-23 15:05:03,693 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 922 933) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse3 (not (= ~systemActive~0 1))) (.cse9 (not (= ~waterLevel~0 2)))) (let ((.cse7 (= ~methaneLevelCritical~0 1)) (.cse6 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse12 (or .cse1 .cse3 .cse9)) (.cse10 (< 2 ~waterLevel~0)) (.cse11 (not (= 1 ~pumpRunning~0))) (.cse0 (< 1 ~waterLevel~0)) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse8 (not (= ~systemActive~0 0))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse5 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or (< ~switchedOnBeforeTS~0 1) .cse6 .cse0 .cse7 .cse1 .cse3) (or .cse1 .cse8 .cse4 .cse5 .cse9 .cse2) (or .cse7 (or .cse6 .cse0 .cse1 .cse3 .cse4)) (or .cse7 .cse8 (or .cse6 .cse1 .cse10 .cse4)) (or .cse2 (or (or .cse3 .cse9) .cse11 .cse5)) (or .cse2 (or .cse12 .cse5)) (or .cse7 (or .cse6 .cse12)) (or .cse10 .cse11 .cse3 .cse4 .cse5 .cse2) (or .cse1 .cse3 (not (= ~waterLevel~0 1)) .cse5 .cse2) (or .cse0 .cse1 .cse2 .cse8 .cse4 .cse5)))) [2018-11-23 15:05:03,693 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 922 933) no Hoare annotation was computed. [2018-11-23 15:05:03,693 INFO L451 ceAbstractionStarter]: At program point L355-2(lines 355 369) the Hoare annotation is: true [2018-11-23 15:05:03,693 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 345 374) no Hoare annotation was computed. [2018-11-23 15:05:03,693 INFO L451 ceAbstractionStarter]: At program point L351(line 351) the Hoare annotation is: true [2018-11-23 15:05:03,693 INFO L448 ceAbstractionStarter]: For program point L351-1(line 351) no Hoare annotation was computed. [2018-11-23 15:05:03,693 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 345 374) the Hoare annotation is: true [2018-11-23 15:05:03,693 INFO L451 ceAbstractionStarter]: At program point L370(lines 345 374) the Hoare annotation is: true [2018-11-23 15:05:03,693 INFO L448 ceAbstractionStarter]: For program point L366(line 366) no Hoare annotation was computed. [2018-11-23 15:05:03,693 INFO L448 ceAbstractionStarter]: For program point L359(lines 359 363) no Hoare annotation was computed. [2018-11-23 15:05:03,693 INFO L451 ceAbstractionStarter]: At program point L359-1(lines 359 363) the Hoare annotation is: true [2018-11-23 15:05:03,693 INFO L448 ceAbstractionStarter]: For program point L356(line 356) no Hoare annotation was computed. [2018-11-23 15:05:03,693 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 934 942) the Hoare annotation is: true [2018-11-23 15:05:03,693 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 934 942) no Hoare annotation was computed. [2018-11-23 15:05:03,693 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 934 942) no Hoare annotation was computed. [2018-11-23 15:05:03,694 INFO L444 ceAbstractionStarter]: At program point L80(line 80) the Hoare annotation is: (let ((.cse24 (= ~systemActive~0 1))) (let ((.cse7 (not (= 0 |old(~pumpRunning~0)|))) (.cse19 (not (= |old(~waterLevel~0)| 2))) (.cse22 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~pumpRunning~0 1)) (.cse21 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse13 (<= ~waterLevel~0 0)) (.cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse23 (= ~methaneLevelCritical~0 0)) (.cse8 (< 2 |old(~waterLevel~0)|)) (.cse10 (not .cse24)) (.cse11 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)))) (let ((.cse1 (or .cse23 .cse8 .cse10 .cse11)) (.cse5 (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse22 .cse24 .cse2 .cse21 .cse13 .cse3)) (.cse12 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse6 (not (= ~systemActive~0 0))) (.cse20 (< 0 |old(~waterLevel~0)|)) (.cse16 (and (= 1 ~waterLevel~0) .cse2 .cse3)) (.cse17 (or .cse10 .cse19)) (.cse4 (not (= 1 |old(~pumpRunning~0)|))) (.cse14 (not (= |old(~waterLevel~0)| 1))) (.cse15 (not .cse23)) (.cse9 (and (= 0 ~pumpRunning~0) .cse21 .cse3)) (.cse0 (not .cse22)) (.cse18 (or .cse7 .cse10 .cse19))) (and (or .cse0 .cse1 (and (<= (+ ~waterLevel~0 1) |old(~waterLevel~0)|) .cse2 .cse3) .cse4 .cse5) (or .cse0 .cse6 .cse7 .cse8) (or .cse0 .cse9 (and (or .cse7 .cse8 .cse10 .cse11) (or .cse12 .cse7 .cse8 .cse10))) (or (and .cse2 .cse13 .cse3) .cse4 .cse10 .cse11 .cse14 .cse15) (or .cse16 (or .cse0 .cse17 .cse4)) (or .cse9 (or .cse18 .cse15)) (or .cse6 (or (or .cse7 .cse19) .cse15)) (or .cse20 .cse0 .cse1 .cse4 .cse5) (or (and (or .cse7 .cse10 .cse11) (or .cse12 .cse7 .cse10)) (and (<= ~pumpRunning~0 0) .cse21 (<= |old(~pumpRunning~0)| ~pumpRunning~0) .cse3) .cse8 .cse15) (or (< 1 |old(~waterLevel~0)|) .cse6 .cse7 .cse15) (or .cse20 (and .cse2 .cse21 .cse3) .cse4 .cse10 .cse11 .cse15) (or .cse16 (or .cse17 .cse4 .cse15)) (or .cse0 .cse7 .cse10 .cse9 .cse14) (or .cse7 .cse9 .cse10 .cse14 .cse15) (or .cse9 (or .cse0 .cse18)))))) [2018-11-23 15:05:03,694 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 64 90) the Hoare annotation is: (let ((.cse20 (= 0 ~pumpRunning~0)) (.cse23 (<= ~pumpRunning~0 0)) (.cse24 (<= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse22 (= ~pumpRunning~0 1)) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse13 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse25 (= ~methaneLevelCritical~0 0)) (.cse21 (< 2 |old(~waterLevel~0)|)) (.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse11 (not (= ~systemActive~0 1))) (.cse16 (not (= |old(~waterLevel~0)| 2)))) (let ((.cse7 (or .cse2 .cse11 .cse16)) (.cse8 (and (or .cse2 .cse25 .cse21 .cse11 .cse4) (or .cse13 .cse2 .cse25 .cse21 .cse11))) (.cse1 (< 1 |old(~waterLevel~0)|)) (.cse14 (<= 1 ~switchedOnBeforeTS~0)) (.cse17 (and .cse22 .cse9)) (.cse3 (not (= ~systemActive~0 0))) (.cse6 (and .cse23 .cse9 .cse24)) (.cse12 (not (= |old(~waterLevel~0)| 1))) (.cse15 (not .cse25)) (.cse10 (and .cse20 .cse9)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse18 (or .cse25 .cse21 .cse11 .cse4)) (.cse19 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 (or .cse0 .cse7)) (or .cse0 .cse8 .cse9) (or .cse0 .cse2 .cse10 .cse11 .cse12) (or .cse13 .cse0 .cse1 .cse14 .cse2 .cse11) (or .cse13 .cse1 .cse2 .cse11 .cse15 .cse14) (or .cse6 (or .cse7 .cse15)) (or (< 0 |old(~waterLevel~0)|) .cse2 .cse3 .cse5 .cse4 .cse15) (or .cse13 .cse14 .cse2 .cse3 .cse12 .cse15) (or .cse0 .cse2 .cse3 .cse5 .cse4 .cse16) (or .cse2 .cse5 .cse11 .cse4 .cse15 .cse16) (or .cse0 .cse17 .cse18 .cse19) (or .cse0 .cse1 .cse2 .cse11 .cse4 .cse5) (or .cse2 .cse3 .cse5 .cse4 .cse15 .cse16) (or .cse13 .cse0 .cse2 .cse14 .cse3 .cse12) (or .cse0 .cse2 .cse5 .cse11 .cse4 .cse16) (or .cse2 .cse3 .cse4 .cse12 .cse15 .cse5) (or .cse0 (or (and .cse20 .cse5) (and .cse14 .cse20)) .cse8) (or .cse17 (or (or .cse11 .cse16) .cse19 .cse15)) (or .cse0 .cse3 .cse2 .cse21 .cse6) (or .cse1 .cse2 .cse5 .cse11 .cse4 .cse15) (or .cse21 .cse19 .cse11 .cse4 .cse15 (and .cse22 .cse9 .cse5)) (or (and (or .cse2 .cse11 .cse4) (or .cse13 .cse2 .cse11)) .cse21 .cse15 (and (or .cse5 .cse14) .cse23 .cse9 .cse24)) (or (or .cse0 .cse21 (< |old(~waterLevel~0)| 2) .cse19 .cse11) .cse17) (or .cse3 .cse2 .cse21 .cse6 .cse15) (or .cse2 .cse11 .cse12 .cse15 .cse10) (or .cse0 .cse18 .cse19 .cse5)))) [2018-11-23 15:05:03,694 INFO L444 ceAbstractionStarter]: At program point L78(lines 78 84) the Hoare annotation is: (let ((.cse9 (= 0 ~pumpRunning~0)) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse12 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse13 (not (= ~systemActive~0 1))) (.cse21 (not (= |old(~waterLevel~0)| 2))) (.cse25 (= |old(~waterLevel~0)| 1)) (.cse20 (not (= 0 |old(~pumpRunning~0)|)))) (let ((.cse8 (<= 1 ~switchedOnBeforeTS~0)) (.cse11 (<= ~waterLevel~0 0)) (.cse18 (or .cse25 .cse20)) (.cse22 (< 0 |old(~waterLevel~0)|)) (.cse10 (= 1 ~waterLevel~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse6 (or .cse13 .cse21)) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse15 (not .cse25)) (.cse17 (not (= ~systemActive~0 0))) (.cse19 (and (<= ~pumpRunning~0 0) .cse2 (<= |old(~pumpRunning~0)| ~pumpRunning~0) .cse12)) (.cse16 (< 1 |old(~waterLevel~0)|)) (.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse14 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse23 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse24 (< 2 |old(~waterLevel~0)|)) (.cse0 (and .cse9 .cse2 .cse12)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse3 (or .cse20 .cse13 .cse21))) (and (or .cse0 (and .cse1 .cse2) (or .cse3 .cse4)) (or (or .cse5 .cse6 .cse7) (and .cse8 .cse9 .cse10)) (or (and .cse1 .cse11 .cse12) .cse7 .cse13 .cse14 .cse15 .cse4) (or .cse5 .cse16 .cse17 .cse18 .cse0) (or .cse17 .cse19 (or .cse5 (or .cse20 .cse21))) (or .cse22 .cse5 (or .cse13 .cse14) .cse7 (and .cse8 .cse9 .cse2)) (or .cse5 .cse20 .cse0 .cse17 .cse15) (or (or .cse5 .cse7 .cse13 .cse14 .cse15) (and .cse8 .cse9 .cse11)) (or .cse17 .cse18 .cse4 .cse21 .cse0) (or .cse22 (and .cse1 .cse2 .cse12) .cse7 .cse13 .cse14 .cse4) (or (and .cse10 .cse1 .cse12) (or .cse6 .cse7 .cse4)) (or .cse5 .cse20 .cse13 .cse0 .cse15) (or .cse20 .cse0 .cse13 .cse15 .cse4) (or (and (or .cse20 .cse13 .cse14) (or .cse23 .cse20 .cse13)) .cse0 .cse24 (and (= ~waterLevel~0 2) .cse2) .cse4) (or .cse17 .cse19 (or .cse16 .cse20 .cse4)) (or .cse5 (and (or .cse20 .cse24 .cse13 .cse14) (or .cse23 .cse20 .cse24 .cse13)) .cse0) (or .cse0 (or .cse5 .cse3))))) [2018-11-23 15:05:03,694 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 64 90) no Hoare annotation was computed. [2018-11-23 15:05:03,695 INFO L444 ceAbstractionStarter]: At program point L73(line 73) the Hoare annotation is: (let ((.cse14 (= ~pumpRunning~0 1)) (.cse16 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse15 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~systemActive~0 1))) (.cse8 (not (= |old(~waterLevel~0)| 2)))) (let ((.cse1 (or .cse3 .cse5 .cse8)) (.cse6 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse10 (and .cse14 .cse16 .cse15)) (.cse9 (< 1 |old(~waterLevel~0)|)) (.cse2 (not (= ~systemActive~0 0))) (.cse7 (not (= ~methaneLevelCritical~0 0))) (.cse11 (not (= 1 |old(~pumpRunning~0)|))) (.cse12 (not (= |old(~waterLevel~0)| 1))) (.cse13 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (< 2 |old(~waterLevel~0)|))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3 .cse4) (or .cse3 .cse4 .cse5 .cse6 .cse7) (or .cse1 .cse7) (or .cse2 (or (or .cse3 .cse8) .cse7)) (or .cse0 .cse3 .cse4 .cse5 .cse6) (or .cse9 .cse10 .cse11 .cse5 .cse6 .cse7) (or .cse0 (or .cse4 .cse5 .cse6) .cse11 .cse10) (or .cse10 (or (or .cse5 .cse8) .cse11 .cse7)) (or .cse3 .cse5 .cse12 .cse7) (or .cse9 .cse2 .cse3 .cse7) (or .cse13 .cse3 .cse4 .cse5 .cse7) (or (or .cse0 .cse4 (< |old(~waterLevel~0)| 2) .cse11 .cse5) (and .cse14 .cse15 .cse16)) (or .cse0 .cse3 .cse5 .cse12) (or .cse13 .cse0 .cse3 .cse4 .cse5)))) [2018-11-23 15:05:03,695 INFO L448 ceAbstractionStarter]: For program point L71(lines 67 89) no Hoare annotation was computed. [2018-11-23 15:05:03,695 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 64 90) no Hoare annotation was computed. [2018-11-23 15:05:03,695 INFO L448 ceAbstractionStarter]: For program point L69(lines 67 89) no Hoare annotation was computed. [2018-11-23 15:05:03,695 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 898 909) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (< 2 |old(~waterLevel~0)|)) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= 1 ~pumpRunning~0))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) (and (or .cse0 (or .cse1 .cse2 .cse3) .cse4 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 (or .cse1 .cse2 .cse4 .cse3)))) [2018-11-23 15:05:03,695 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 898 909) no Hoare annotation was computed. [2018-11-23 15:05:03,695 INFO L448 ceAbstractionStarter]: For program point L902-1(lines 898 909) no Hoare annotation was computed. [2018-11-23 15:05:03,695 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 399 405) no Hoare annotation was computed. [2018-11-23 15:05:03,695 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 399 405) the Hoare annotation is: true [2018-11-23 15:05:03,695 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 15:05:03,695 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) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-23 15:05:03,695 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 15:05:03,695 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 15:05:03,695 INFO L448 ceAbstractionStarter]: For program point L914-1(lines 910 921) no Hoare annotation was computed. [2018-11-23 15:05:03,695 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 910 921) no Hoare annotation was computed. [2018-11-23 15:05:03,695 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 910 921) the Hoare annotation is: (let ((.cse9 (not (= 0 ~pumpRunning~0))) (.cse11 (not (= ~systemActive~0 1))) (.cse13 (not (= |old(~waterLevel~0)| 1)))) (let ((.cse8 (< 2 |old(~waterLevel~0)|)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse5 (or .cse9 .cse11 .cse13)) (.cse0 (or .cse9 .cse11)) (.cse10 (< 1 |old(~waterLevel~0)|)) (.cse6 (not (= ~systemActive~0 0))) (.cse4 (not (= |old(~waterLevel~0)| 2))) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse12 (not (= 1 ~pumpRunning~0))) (.cse1 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse5 .cse2 .cse3) (or .cse2 .cse6 (or .cse7 .cse8 .cse1 .cse9)) (or .cse2 (and (or (< ~switchedOnBeforeTS~0 1) .cse7 .cse10 .cse0) (or .cse7 .cse0 .cse1)) .cse8) (or .cse2 .cse11 .cse12 .cse3 .cse4) (or .cse7 .cse5 .cse2) (or .cse10 .cse2 .cse0 .cse1 .cse3) (or .cse6 (or .cse10 .cse1 .cse3 .cse9) .cse2) (or .cse11 .cse12 .cse1 .cse2 .cse13 .cse3) (or .cse6 .cse2 .cse1 .cse3 .cse9 .cse4) (or (< 0 |old(~waterLevel~0)|) .cse2 .cse11 .cse12 .cse1 .cse3)))) [2018-11-23 15:05:03,695 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2018-11-23 15:05:03,695 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2018-11-23 15:05:03,695 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2018-11-23 15:05:03,696 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2018-11-23 15:05:03,707 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 03:05:03 BoogieIcfgContainer [2018-11-23 15:05:03,708 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 15:05:03,708 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 15:05:03,708 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 15:05:03,708 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 15:05:03,709 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 03:04:24" (3/4) ... [2018-11-23 15:05:03,711 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 15:05:03,717 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 15:05:03,717 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 15:05:03,717 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-23 15:05:03,717 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-23 15:05:03,717 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-23 15:05:03,717 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 15:05:03,717 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-23 15:05:03,717 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-23 15:05:03,717 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 15:05:03,717 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 15:05:03,717 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 15:05:03,717 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-23 15:05:03,717 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 15:05:03,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-23 15:05:03,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 15:05:03,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 15:05:03,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 15:05:03,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__highWaterSensor [2018-11-23 15:05:03,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 15:05:03,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-23 15:05:03,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-23 15:05:03,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-23 15:05:03,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 15:05:03,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 15:05:03,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 15:05:03,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 15:05:03,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 15:05:03,718 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 15:05:03,719 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 15:05:03,719 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 15:05:03,725 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-11-23 15:05:03,725 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 15:05:03,726 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 15:05:03,726 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 15:05:03,726 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 15:05:03,727 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 15:05:03,727 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 15:05:03,750 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((((((((((((systemActive == 0 && waterLevel <= 2) && pumpRunning <= 0) && methaneLevelCritical == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning) || !(\old(systemActive) == 1)) || ((((((systemActive == 0 && 0 == methaneLevelCritical) && waterLevel <= 1) && pumpRunning <= 0) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || (((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((((waterLevel == 2 && methaneLevelCritical == 1) && systemActive == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((((waterLevel <= 1 && pumpRunning <= 0) && methaneLevelCritical == 1) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == methaneLevelCritical && systemActive == 1) && 0 == pumpRunning) && \old(waterLevel) == waterLevel) && splverifierCounter == 0)) || ((((0 == methaneLevelCritical && waterLevel == 2) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || ((((((1 <= switchedOnBeforeTS && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) && pumpRunning <= 0) && methaneLevelCritical == 1) && \old(pumpRunning) <= pumpRunning)) || (((((0 == methaneLevelCritical && waterLevel == 2) && systemActive == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((systemActive == 0 && 0 == methaneLevelCritical) && (0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning <= 0) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-23 15:05:03,750 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-23 15:05:03,790 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_84728f15-9556-4877-b9bd-98230cc34033/bin-2019/utaipan/witness.graphml [2018-11-23 15:05:03,790 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 15:05:03,791 INFO L168 Benchmark]: Toolchain (without parser) took 40625.05 ms. Allocated memory was 1.0 GB in the beginning and 3.4 GB in the end (delta: 2.4 GB). Free memory was 957.0 MB in the beginning and 2.2 GB in the end (delta: -1.2 GB). Peak memory consumption was 1.1 GB. Max. memory is 11.5 GB. [2018-11-23 15:05:03,791 INFO L168 Benchmark]: CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 15:05:03,791 INFO L168 Benchmark]: CACSL2BoogieTranslator took 399.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.8 MB). Free memory was 957.0 MB in the beginning and 1.2 GB in the end (delta: -198.9 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. [2018-11-23 15:05:03,791 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 15:05:03,792 INFO L168 Benchmark]: Boogie Preprocessor took 35.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. [2018-11-23 15:05:03,792 INFO L168 Benchmark]: RCFGBuilder took 517.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 60.9 MB). Peak memory consumption was 60.9 MB. Max. memory is 11.5 GB. [2018-11-23 15:05:03,792 INFO L168 Benchmark]: TraceAbstraction took 39561.73 ms. Allocated memory was 1.2 GB in the beginning and 3.4 GB in the end (delta: 2.2 GB). Free memory was 1.1 GB in the beginning and 2.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. [2018-11-23 15:05:03,792 INFO L168 Benchmark]: Witness Printer took 82.13 ms. Allocated memory is still 3.4 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 57.7 kB). Peak memory consumption was 57.7 kB. Max. memory is 11.5 GB. [2018-11-23 15:05:03,794 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.17 ms. Allocated memory is still 1.0 GB. Free memory is still 985.4 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 399.83 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 168.8 MB). Free memory was 957.0 MB in the beginning and 1.2 GB in the end (delta: -198.9 MB). Peak memory consumption was 31.9 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.26 ms. Allocated memory is still 1.2 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 35.68 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 3.4 MB). Peak memory consumption was 3.4 MB. Max. memory is 11.5 GB. * RCFGBuilder took 517.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.2 GB in the beginning and 1.1 GB in the end (delta: 60.9 MB). Peak memory consumption was 60.9 MB. Max. memory is 11.5 GB. * TraceAbstraction took 39561.73 ms. Allocated memory was 1.2 GB in the beginning and 3.4 GB in the end (delta: 2.2 GB). Free memory was 1.1 GB in the beginning and 2.2 GB in the end (delta: -1.1 GB). Peak memory consumption was 2.5 GB. Max. memory is 11.5 GB. * Witness Printer took 82.13 ms. Allocated memory is still 3.4 GB. Free memory was 2.2 GB in the beginning and 2.2 GB in the end (delta: 57.7 kB). Peak memory consumption was 57.7 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: 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: 355]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 345]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 287]: Loop Invariant Derived loop invariant: (((((((((((((((((((systemActive == 0 && waterLevel <= 2) && pumpRunning <= 0) && methaneLevelCritical == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning) || !(\old(systemActive) == 1)) || ((((((systemActive == 0 && 0 == methaneLevelCritical) && waterLevel <= 1) && pumpRunning <= 0) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || (((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((((waterLevel == 2 && methaneLevelCritical == 1) && systemActive == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((((waterLevel <= 1 && pumpRunning <= 0) && methaneLevelCritical == 1) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((0 == methaneLevelCritical && systemActive == 1) && 0 == pumpRunning) && \old(waterLevel) == waterLevel) && splverifierCounter == 0)) || ((((0 == methaneLevelCritical && waterLevel == 2) && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || ((((((1 <= switchedOnBeforeTS && waterLevel <= 1) && systemActive == 1) && splverifierCounter == 0) && pumpRunning <= 0) && methaneLevelCritical == 1) && \old(pumpRunning) <= pumpRunning)) || (((((0 == methaneLevelCritical && waterLevel == 2) && systemActive == 1) && 0 == pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || (((systemActive == 0 && 0 == methaneLevelCritical) && (0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((((((0 == methaneLevelCritical && waterLevel <= 1) && pumpRunning <= 0) && systemActive == 1) && \old(pumpRunning) <= pumpRunning) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 286]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 31 procedures, 162 locations, 1 error locations. SAFE Result, 39.5s OverallTime, 15 OverallIterations, 11 TraceHistogramMax, 9.3s AutomataDifference, 0.0s DeadEndRemovalTime, 16.4s HoareAnnotationTime, HoareTripleCheckerStatistics: 3521 SDtfs, 5128 SDslu, 11476 SDs, 0 SdLazy, 14055 SolverSat, 2901 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 5.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 2559 GetRequests, 2244 SyntacticMatches, 41 SemanticMatches, 274 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2612 ImplicationChecksByTransitivity, 2.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=5118occurred in iteration=13, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 7.3s AbstIntTime, 4 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 1.3s AutomataMinimizationTime, 15 MinimizatonAttempts, 4301 StatesRemovedByMinimization, 12 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 67 LocationsWithAnnotation, 9654 PreInvPairs, 10082 NumberOfFragments, 7202 HoareAnnotationTreeSize, 9654 FomulaSimplifications, 141962 FormulaSimplificationTreeSizeReduction, 2.4s HoareSimplificationTime, 67 FomulaSimplificationsInter, 158993 FormulaSimplificationTreeSizeReductionInter, 13.8s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 3.5s InterpolantComputationTime, 4056 NumberOfCodeBlocks, 4056 NumberOfCodeBlocksAsserted, 19 NumberOfCheckSat, 5145 ConstructedInterpolants, 0 QuantifiedInterpolants, 2201214 SizeOfPredicates, 17 NumberOfNonLiveVariables, 4798 ConjunctsInSsa, 70 ConjunctsInUnsatCore, 23 InterpolantComputations, 11 PerfectInterpolantSequences, 4712/4995 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...