./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec2_product39_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_756e2b90-fe05-4264-b308-6e9ffc7e2d1c/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_756e2b90-fe05-4264-b308-6e9ffc7e2d1c/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_756e2b90-fe05-4264-b308-6e9ffc7e2d1c/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_756e2b90-fe05-4264-b308-6e9ffc7e2d1c/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec2_product39_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_756e2b90-fe05-4264-b308-6e9ffc7e2d1c/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_756e2b90-fe05-4264-b308-6e9ffc7e2d1c/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 9a3c61d639fd43ae1669bec68db6e5c2c107a6dc ...................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... 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 11:43:25,759 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 11:43:25,760 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 11:43:25,767 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 11:43:25,767 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 11:43:25,768 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 11:43:25,768 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 11:43:25,770 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 11:43:25,771 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 11:43:25,772 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 11:43:25,772 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 11:43:25,772 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 11:43:25,773 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 11:43:25,774 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 11:43:25,775 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 11:43:25,775 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 11:43:25,776 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 11:43:25,777 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 11:43:25,779 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 11:43:25,780 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 11:43:25,781 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 11:43:25,782 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 11:43:25,783 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 11:43:25,783 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 11:43:25,784 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 11:43:25,784 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 11:43:25,785 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 11:43:25,786 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 11:43:25,786 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 11:43:25,787 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 11:43:25,787 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 11:43:25,788 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 11:43:25,788 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 11:43:25,788 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 11:43:25,789 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 11:43:25,789 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 11:43:25,789 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_756e2b90-fe05-4264-b308-6e9ffc7e2d1c/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 11:43:25,797 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 11:43:25,798 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 11:43:25,798 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 11:43:25,799 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 11:43:25,799 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 11:43:25,799 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 11:43:25,799 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 11:43:25,800 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 11:43:25,800 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 11:43:25,800 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 11:43:25,800 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 11:43:25,800 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 11:43:25,800 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 11:43:25,801 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 11:43:25,801 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 11:43:25,801 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 11:43:25,801 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 11:43:25,801 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 11:43:25,801 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 11:43:25,802 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 11:43:25,802 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 11:43:25,802 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 11:43:25,802 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 11:43:25,802 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 11:43:25,802 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 11:43:25,803 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 11:43:25,803 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 11:43:25,803 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 11:43:25,803 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 11:43:25,803 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 11:43:25,803 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_756e2b90-fe05-4264-b308-6e9ffc7e2d1c/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 9a3c61d639fd43ae1669bec68db6e5c2c107a6dc [2018-11-23 11:43:25,829 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 11:43:25,838 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 11:43:25,841 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 11:43:25,842 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 11:43:25,842 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 11:43:25,842 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_756e2b90-fe05-4264-b308-6e9ffc7e2d1c/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec2_product39_true-unreach-call_false-termination.cil.c [2018-11-23 11:43:25,877 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_756e2b90-fe05-4264-b308-6e9ffc7e2d1c/bin-2019/uautomizer/data/be873219d/88d62aa103904249a61374f42aafb6d5/FLAGd7681f029 [2018-11-23 11:43:26,308 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 11:43:26,308 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_756e2b90-fe05-4264-b308-6e9ffc7e2d1c/sv-benchmarks/c/product-lines/minepump_spec2_product39_true-unreach-call_false-termination.cil.c [2018-11-23 11:43:26,315 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_756e2b90-fe05-4264-b308-6e9ffc7e2d1c/bin-2019/uautomizer/data/be873219d/88d62aa103904249a61374f42aafb6d5/FLAGd7681f029 [2018-11-23 11:43:26,325 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_756e2b90-fe05-4264-b308-6e9ffc7e2d1c/bin-2019/uautomizer/data/be873219d/88d62aa103904249a61374f42aafb6d5 [2018-11-23 11:43:26,327 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 11:43:26,328 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 11:43:26,328 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 11:43:26,328 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 11:43:26,332 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 11:43:26,332 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:43:26" (1/1) ... [2018-11-23 11:43:26,334 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@b4f4658 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:26, skipping insertion in model container [2018-11-23 11:43:26,334 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 11:43:26" (1/1) ... [2018-11-23 11:43:26,341 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 11:43:26,371 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 11:43:26,571 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 11:43:26,625 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 11:43:26,683 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 11:43:26,703 INFO L195 MainTranslator]: Completed translation [2018-11-23 11:43:26,703 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:26 WrapperNode [2018-11-23 11:43:26,703 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 11:43:26,704 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 11:43:26,704 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 11:43:26,704 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 11:43:26,711 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:26" (1/1) ... [2018-11-23 11:43:26,726 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:26" (1/1) ... [2018-11-23 11:43:26,734 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 11:43:26,734 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 11:43:26,735 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 11:43:26,735 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 11:43:26,743 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:26" (1/1) ... [2018-11-23 11:43:26,743 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:26" (1/1) ... [2018-11-23 11:43:26,746 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:26" (1/1) ... [2018-11-23 11:43:26,747 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:26" (1/1) ... [2018-11-23 11:43:26,757 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:26" (1/1) ... [2018-11-23 11:43:26,763 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:26" (1/1) ... [2018-11-23 11:43:26,765 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:26" (1/1) ... [2018-11-23 11:43:26,767 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 11:43:26,768 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 11:43:26,768 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 11:43:26,768 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 11:43:26,769 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:26" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_756e2b90-fe05-4264-b308-6e9ffc7e2d1c/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 11:43:26,807 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 11:43:26,808 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 11:43:26,808 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 11:43:26,808 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 11:43:26,808 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-23 11:43:26,808 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-23 11:43:26,808 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 11:43:26,808 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 11:43:26,808 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 11:43:26,808 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 11:43:26,808 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 11:43:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-23 11:43:26,809 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-23 11:43:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 11:43:26,809 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 11:43:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 11:43:26,809 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 11:43:26,809 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-23 11:43:26,809 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-23 11:43:26,810 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-23 11:43:26,810 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-23 11:43:26,810 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-23 11:43:26,810 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-23 11:43:26,810 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-23 11:43:26,810 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-23 11:43:26,810 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 11:43:26,810 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 11:43:26,811 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 11:43:26,811 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 11:43:26,811 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 11:43:26,811 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 11:43:26,811 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 11:43:26,811 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 11:43:26,811 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-23 11:43:26,811 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-23 11:43:26,811 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 11:43:26,812 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 11:43:26,812 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 11:43:26,812 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 11:43:26,812 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 11:43:26,812 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 11:43:26,812 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 11:43:26,812 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 11:43:26,812 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 11:43:26,812 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 11:43:26,813 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-23 11:43:26,813 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-23 11:43:26,813 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 11:43:26,813 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 11:43:26,813 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 11:43:26,813 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 11:43:26,813 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 11:43:26,813 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 11:43:26,813 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 11:43:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 11:43:26,814 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 11:43:26,814 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 11:43:26,814 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 11:43:27,221 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 11:43:27,221 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 11:43:27,222 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:43:27 BoogieIcfgContainer [2018-11-23 11:43:27,222 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 11:43:27,223 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 11:43:27,223 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 11:43:27,225 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 11:43:27,226 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 11:43:26" (1/3) ... [2018-11-23 11:43:27,226 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ee7f56e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:43:27, skipping insertion in model container [2018-11-23 11:43:27,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 11:43:26" (2/3) ... [2018-11-23 11:43:27,227 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ee7f56e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 11:43:27, skipping insertion in model container [2018-11-23 11:43:27,227 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:43:27" (3/3) ... [2018-11-23 11:43:27,228 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product39_true-unreach-call_false-termination.cil.c [2018-11-23 11:43:27,237 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 11:43:27,243 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 11:43:27,257 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 11:43:27,282 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 11:43:27,283 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 11:43:27,283 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 11:43:27,283 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 11:43:27,283 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 11:43:27,284 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 11:43:27,284 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 11:43:27,284 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 11:43:27,284 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 11:43:27,301 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states. [2018-11-23 11:43:27,308 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-23 11:43:27,308 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:43:27,309 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:43:27,311 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:43:27,316 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:43:27,316 INFO L82 PathProgramCache]: Analyzing trace with hash 1719374991, now seen corresponding path program 1 times [2018-11-23 11:43:27,318 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 11:43:27,318 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 11:43:27,348 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:43:27,348 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:43:27,348 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:43:27,436 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:43:27,509 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:43:27,511 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:43:27,512 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 11:43:27,515 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 11:43:27,523 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 11:43:27,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 11:43:27,524 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 2 states. [2018-11-23 11:43:27,553 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:43:27,553 INFO L93 Difference]: Finished difference Result 264 states and 331 transitions. [2018-11-23 11:43:27,553 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 11:43:27,554 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-23 11:43:27,555 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:43:27,565 INFO L225 Difference]: With dead ends: 264 [2018-11-23 11:43:27,565 INFO L226 Difference]: Without dead ends: 134 [2018-11-23 11:43:27,569 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 11:43:27,585 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 134 states. [2018-11-23 11:43:27,610 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 134 to 134. [2018-11-23 11:43:27,611 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 134 states. [2018-11-23 11:43:27,613 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 134 states to 134 states and 159 transitions. [2018-11-23 11:43:27,615 INFO L78 Accepts]: Start accepts. Automaton has 134 states and 159 transitions. Word has length 51 [2018-11-23 11:43:27,615 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:43:27,615 INFO L480 AbstractCegarLoop]: Abstraction has 134 states and 159 transitions. [2018-11-23 11:43:27,615 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 11:43:27,616 INFO L276 IsEmpty]: Start isEmpty. Operand 134 states and 159 transitions. [2018-11-23 11:43:27,618 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-23 11:43:27,618 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:43:27,618 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:43:27,619 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:43:27,619 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:43:27,619 INFO L82 PathProgramCache]: Analyzing trace with hash 1764692514, now seen corresponding path program 1 times [2018-11-23 11:43:27,619 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 11:43:27,619 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 11:43:27,620 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:43:27,620 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:43:27,620 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:43:27,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:43:27,702 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:43:27,703 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:43:27,703 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 11:43:27,704 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 11:43:27,705 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 11:43:27,705 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 11:43:27,705 INFO L87 Difference]: Start difference. First operand 134 states and 159 transitions. Second operand 3 states. [2018-11-23 11:43:27,724 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:43:27,724 INFO L93 Difference]: Finished difference Result 207 states and 245 transitions. [2018-11-23 11:43:27,725 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 11:43:27,725 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-11-23 11:43:27,725 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:43:27,727 INFO L225 Difference]: With dead ends: 207 [2018-11-23 11:43:27,727 INFO L226 Difference]: Without dead ends: 125 [2018-11-23 11:43:27,728 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 11:43:27,728 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 125 states. [2018-11-23 11:43:27,737 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 125 to 125. [2018-11-23 11:43:27,737 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 125 states. [2018-11-23 11:43:27,738 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 125 states to 125 states and 147 transitions. [2018-11-23 11:43:27,738 INFO L78 Accepts]: Start accepts. Automaton has 125 states and 147 transitions. Word has length 52 [2018-11-23 11:43:27,738 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:43:27,738 INFO L480 AbstractCegarLoop]: Abstraction has 125 states and 147 transitions. [2018-11-23 11:43:27,738 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 11:43:27,738 INFO L276 IsEmpty]: Start isEmpty. Operand 125 states and 147 transitions. [2018-11-23 11:43:27,739 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2018-11-23 11:43:27,739 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:43:27,739 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:43:27,739 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:43:27,739 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:43:27,740 INFO L82 PathProgramCache]: Analyzing trace with hash 1188417831, now seen corresponding path program 1 times [2018-11-23 11:43:27,740 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 11:43:27,740 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 11:43:27,740 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:43:27,740 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:43:27,740 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:43:27,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:43:27,888 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:43:27,888 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:43:27,888 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 11:43:27,889 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 11:43:27,889 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 11:43:27,889 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 11:43:27,889 INFO L87 Difference]: Start difference. First operand 125 states and 147 transitions. Second operand 7 states. [2018-11-23 11:43:28,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:43:28,302 INFO L93 Difference]: Finished difference Result 370 states and 453 transitions. [2018-11-23 11:43:28,303 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 11:43:28,303 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 56 [2018-11-23 11:43:28,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:43:28,306 INFO L225 Difference]: With dead ends: 370 [2018-11-23 11:43:28,306 INFO L226 Difference]: Without dead ends: 273 [2018-11-23 11:43:28,307 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 11:43:28,308 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 273 states. [2018-11-23 11:43:28,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 273 to 265. [2018-11-23 11:43:28,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 265 states. [2018-11-23 11:43:28,336 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 265 states to 265 states and 324 transitions. [2018-11-23 11:43:28,337 INFO L78 Accepts]: Start accepts. Automaton has 265 states and 324 transitions. Word has length 56 [2018-11-23 11:43:28,337 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:43:28,337 INFO L480 AbstractCegarLoop]: Abstraction has 265 states and 324 transitions. [2018-11-23 11:43:28,337 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 11:43:28,338 INFO L276 IsEmpty]: Start isEmpty. Operand 265 states and 324 transitions. [2018-11-23 11:43:28,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-23 11:43:28,340 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:43:28,340 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:43:28,340 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:43:28,341 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:43:28,341 INFO L82 PathProgramCache]: Analyzing trace with hash -455106248, now seen corresponding path program 1 times [2018-11-23 11:43:28,341 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 11:43:28,341 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 11:43:28,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:43:28,342 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:43:28,342 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:43:28,363 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:43:28,441 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:43:28,442 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:43:28,442 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 11:43:28,442 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 11:43:28,442 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 11:43:28,443 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 11:43:28,443 INFO L87 Difference]: Start difference. First operand 265 states and 324 transitions. Second operand 6 states. [2018-11-23 11:43:28,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:43:28,584 INFO L93 Difference]: Finished difference Result 721 states and 906 transitions. [2018-11-23 11:43:28,585 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 11:43:28,585 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2018-11-23 11:43:28,586 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:43:28,588 INFO L225 Difference]: With dead ends: 721 [2018-11-23 11:43:28,589 INFO L226 Difference]: Without dead ends: 484 [2018-11-23 11:43:28,591 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-23 11:43:28,592 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 484 states. [2018-11-23 11:43:28,624 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 484 to 478. [2018-11-23 11:43:28,624 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 478 states. [2018-11-23 11:43:28,627 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 478 states to 478 states and 588 transitions. [2018-11-23 11:43:28,627 INFO L78 Accepts]: Start accepts. Automaton has 478 states and 588 transitions. Word has length 62 [2018-11-23 11:43:28,627 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:43:28,627 INFO L480 AbstractCegarLoop]: Abstraction has 478 states and 588 transitions. [2018-11-23 11:43:28,627 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 11:43:28,628 INFO L276 IsEmpty]: Start isEmpty. Operand 478 states and 588 transitions. [2018-11-23 11:43:28,630 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-23 11:43:28,630 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:43:28,630 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:43:28,631 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:43:28,631 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:43:28,631 INFO L82 PathProgramCache]: Analyzing trace with hash 867395924, now seen corresponding path program 1 times [2018-11-23 11:43:28,631 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 11:43:28,631 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 11:43:28,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:43:28,632 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:43:28,632 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:43:28,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:43:28,730 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:43:28,730 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:43:28,730 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 11:43:28,731 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 11:43:28,731 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 11:43:28,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 11:43:28,731 INFO L87 Difference]: Start difference. First operand 478 states and 588 transitions. Second operand 7 states. [2018-11-23 11:43:29,200 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:43:29,200 INFO L93 Difference]: Finished difference Result 1245 states and 1650 transitions. [2018-11-23 11:43:29,200 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 11:43:29,200 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-11-23 11:43:29,201 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:43:29,204 INFO L225 Difference]: With dead ends: 1245 [2018-11-23 11:43:29,205 INFO L226 Difference]: Without dead ends: 795 [2018-11-23 11:43:29,206 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 11:43:29,207 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 795 states. [2018-11-23 11:43:29,251 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 795 to 699. [2018-11-23 11:43:29,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 699 states. [2018-11-23 11:43:29,255 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 699 states to 699 states and 855 transitions. [2018-11-23 11:43:29,255 INFO L78 Accepts]: Start accepts. Automaton has 699 states and 855 transitions. Word has length 66 [2018-11-23 11:43:29,255 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:43:29,256 INFO L480 AbstractCegarLoop]: Abstraction has 699 states and 855 transitions. [2018-11-23 11:43:29,256 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 11:43:29,256 INFO L276 IsEmpty]: Start isEmpty. Operand 699 states and 855 transitions. [2018-11-23 11:43:29,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 11:43:29,258 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:43:29,258 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:43:29,258 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:43:29,258 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:43:29,258 INFO L82 PathProgramCache]: Analyzing trace with hash 1748551597, now seen corresponding path program 1 times [2018-11-23 11:43:29,258 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 11:43:29,259 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 11:43:29,259 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:43:29,259 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:43:29,259 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:43:29,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:43:29,352 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:43:29,352 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:43:29,352 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 11:43:29,353 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 11:43:29,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 11:43:29,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 11:43:29,353 INFO L87 Difference]: Start difference. First operand 699 states and 855 transitions. Second operand 6 states. [2018-11-23 11:43:29,406 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:43:29,406 INFO L93 Difference]: Finished difference Result 1390 states and 1732 transitions. [2018-11-23 11:43:29,407 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 11:43:29,407 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 88 [2018-11-23 11:43:29,407 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:43:29,410 INFO L225 Difference]: With dead ends: 1390 [2018-11-23 11:43:29,410 INFO L226 Difference]: Without dead ends: 719 [2018-11-23 11:43:29,412 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 11:43:29,413 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 719 states. [2018-11-23 11:43:29,436 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 719 to 719. [2018-11-23 11:43:29,436 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 719 states. [2018-11-23 11:43:29,438 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 719 states and 875 transitions. [2018-11-23 11:43:29,439 INFO L78 Accepts]: Start accepts. Automaton has 719 states and 875 transitions. Word has length 88 [2018-11-23 11:43:29,439 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:43:29,439 INFO L480 AbstractCegarLoop]: Abstraction has 719 states and 875 transitions. [2018-11-23 11:43:29,439 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 11:43:29,439 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 875 transitions. [2018-11-23 11:43:29,441 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 11:43:29,441 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:43:29,441 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:43:29,441 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:43:29,442 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:43:29,442 INFO L82 PathProgramCache]: Analyzing trace with hash -1844815825, now seen corresponding path program 1 times [2018-11-23 11:43:29,442 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 11:43:29,442 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 11:43:29,443 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:43:29,443 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:43:29,443 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:43:29,453 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:43:29,525 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:43:29,525 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:43:29,525 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-23 11:43:29,525 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 11:43:29,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 11:43:29,526 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-23 11:43:29,526 INFO L87 Difference]: Start difference. First operand 719 states and 875 transitions. Second operand 8 states. [2018-11-23 11:43:29,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:43:29,573 INFO L93 Difference]: Finished difference Result 1438 states and 1810 transitions. [2018-11-23 11:43:29,573 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 11:43:29,573 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 88 [2018-11-23 11:43:29,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:43:29,576 INFO L225 Difference]: With dead ends: 1438 [2018-11-23 11:43:29,576 INFO L226 Difference]: Without dead ends: 747 [2018-11-23 11:43:29,577 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 11:43:29,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 747 states. [2018-11-23 11:43:29,598 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 747 to 735. [2018-11-23 11:43:29,599 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 735 states. [2018-11-23 11:43:29,600 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 735 states to 735 states and 891 transitions. [2018-11-23 11:43:29,601 INFO L78 Accepts]: Start accepts. Automaton has 735 states and 891 transitions. Word has length 88 [2018-11-23 11:43:29,601 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:43:29,601 INFO L480 AbstractCegarLoop]: Abstraction has 735 states and 891 transitions. [2018-11-23 11:43:29,601 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 11:43:29,601 INFO L276 IsEmpty]: Start isEmpty. Operand 735 states and 891 transitions. [2018-11-23 11:43:29,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2018-11-23 11:43:29,604 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:43:29,604 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:43:29,604 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:43:29,604 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:43:29,604 INFO L82 PathProgramCache]: Analyzing trace with hash -119334928, now seen corresponding path program 1 times [2018-11-23 11:43:29,604 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 11:43:29,604 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 11:43:29,605 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:43:29,605 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:43:29,605 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:43:29,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:43:29,677 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:43:29,677 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:43:29,677 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 11:43:29,678 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 11:43:29,678 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 11:43:29,678 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 11:43:29,678 INFO L87 Difference]: Start difference. First operand 735 states and 891 transitions. Second operand 4 states. [2018-11-23 11:43:29,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:43:29,831 INFO L93 Difference]: Finished difference Result 2385 states and 3038 transitions. [2018-11-23 11:43:29,831 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 11:43:29,831 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 88 [2018-11-23 11:43:29,832 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:43:29,836 INFO L225 Difference]: With dead ends: 2385 [2018-11-23 11:43:29,836 INFO L226 Difference]: Without dead ends: 1678 [2018-11-23 11:43:29,838 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 11:43:29,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1678 states. [2018-11-23 11:43:29,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1678 to 1647. [2018-11-23 11:43:29,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1647 states. [2018-11-23 11:43:29,900 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1647 states to 1647 states and 2047 transitions. [2018-11-23 11:43:29,901 INFO L78 Accepts]: Start accepts. Automaton has 1647 states and 2047 transitions. Word has length 88 [2018-11-23 11:43:29,901 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:43:29,901 INFO L480 AbstractCegarLoop]: Abstraction has 1647 states and 2047 transitions. [2018-11-23 11:43:29,901 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 11:43:29,901 INFO L276 IsEmpty]: Start isEmpty. Operand 1647 states and 2047 transitions. [2018-11-23 11:43:29,903 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 93 [2018-11-23 11:43:29,903 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:43:29,903 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:43:29,903 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:43:29,903 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:43:29,903 INFO L82 PathProgramCache]: Analyzing trace with hash 1362208938, now seen corresponding path program 1 times [2018-11-23 11:43:29,904 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 11:43:29,904 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 11:43:29,904 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:43:29,904 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:43:29,904 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:43:29,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:43:29,953 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:43:29,954 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:43:29,954 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 11:43:29,954 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 11:43:29,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 11:43:29,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 11:43:29,955 INFO L87 Difference]: Start difference. First operand 1647 states and 2047 transitions. Second operand 3 states. [2018-11-23 11:43:30,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:43:30,029 INFO L93 Difference]: Finished difference Result 2606 states and 3345 transitions. [2018-11-23 11:43:30,029 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 11:43:30,029 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 92 [2018-11-23 11:43:30,030 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:43:30,038 INFO L225 Difference]: With dead ends: 2606 [2018-11-23 11:43:30,038 INFO L226 Difference]: Without dead ends: 2603 [2018-11-23 11:43:30,039 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 6 GetRequests, 5 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 11:43:30,042 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2603 states. [2018-11-23 11:43:30,139 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2603 to 2443. [2018-11-23 11:43:30,139 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2443 states. [2018-11-23 11:43:30,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2443 states to 2443 states and 3149 transitions. [2018-11-23 11:43:30,147 INFO L78 Accepts]: Start accepts. Automaton has 2443 states and 3149 transitions. Word has length 92 [2018-11-23 11:43:30,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:43:30,148 INFO L480 AbstractCegarLoop]: Abstraction has 2443 states and 3149 transitions. [2018-11-23 11:43:30,148 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 11:43:30,148 INFO L276 IsEmpty]: Start isEmpty. Operand 2443 states and 3149 transitions. [2018-11-23 11:43:30,155 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-23 11:43:30,155 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:43:30,155 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 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 11:43:30,156 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:43:30,156 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:43:30,156 INFO L82 PathProgramCache]: Analyzing trace with hash -1085373225, now seen corresponding path program 1 times [2018-11-23 11:43:30,156 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 11:43:30,156 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 11:43:30,157 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:43:30,157 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:43:30,157 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:43:30,172 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:43:30,313 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 22 proven. 2 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2018-11-23 11:43:30,314 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 11:43:30,314 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_756e2b90-fe05-4264-b308-6e9ffc7e2d1c/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 11:43:30,321 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:43:30,401 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:43:30,411 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:43:30,561 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 32 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-23 11:43:30,577 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 11:43:30,578 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-23 11:43:30,578 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-23 11:43:30,578 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-23 11:43:30,579 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-23 11:43:30,579 INFO L87 Difference]: Start difference. First operand 2443 states and 3149 transitions. Second operand 19 states. [2018-11-23 11:43:31,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:43:31,275 INFO L93 Difference]: Finished difference Result 4666 states and 6100 transitions. [2018-11-23 11:43:31,276 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-23 11:43:31,276 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 150 [2018-11-23 11:43:31,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:43:31,284 INFO L225 Difference]: With dead ends: 4666 [2018-11-23 11:43:31,284 INFO L226 Difference]: Without dead ends: 2251 [2018-11-23 11:43:31,288 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 178 GetRequests, 147 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-23 11:43:31,291 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2251 states. [2018-11-23 11:43:31,363 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2251 to 1929. [2018-11-23 11:43:31,363 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1929 states. [2018-11-23 11:43:31,369 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1929 states to 1929 states and 2382 transitions. [2018-11-23 11:43:31,369 INFO L78 Accepts]: Start accepts. Automaton has 1929 states and 2382 transitions. Word has length 150 [2018-11-23 11:43:31,370 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:43:31,370 INFO L480 AbstractCegarLoop]: Abstraction has 1929 states and 2382 transitions. [2018-11-23 11:43:31,370 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-23 11:43:31,370 INFO L276 IsEmpty]: Start isEmpty. Operand 1929 states and 2382 transitions. [2018-11-23 11:43:31,374 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2018-11-23 11:43:31,374 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:43:31,374 INFO L402 BasicCegarLoop]: trace histogram [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 11:43:31,374 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:43:31,375 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:43:31,375 INFO L82 PathProgramCache]: Analyzing trace with hash -1721181663, now seen corresponding path program 1 times [2018-11-23 11:43:31,375 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 11:43:31,375 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 11:43:31,376 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:43:31,376 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:43:31,376 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:43:31,393 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:43:31,466 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 21 proven. 6 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2018-11-23 11:43:31,466 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 11:43:31,466 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_756e2b90-fe05-4264-b308-6e9ffc7e2d1c/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 11:43:31,474 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:43:31,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:43:31,564 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 11:43:31,611 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 54 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 11:43:31,627 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 11:43:31,627 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [7] total 8 [2018-11-23 11:43:31,628 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 11:43:31,628 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 11:43:31,628 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-23 11:43:31,628 INFO L87 Difference]: Start difference. First operand 1929 states and 2382 transitions. Second operand 8 states. [2018-11-23 11:43:31,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:43:31,795 INFO L93 Difference]: Finished difference Result 3415 states and 4279 transitions. [2018-11-23 11:43:31,795 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 11:43:31,795 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 150 [2018-11-23 11:43:31,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:43:31,800 INFO L225 Difference]: With dead ends: 3415 [2018-11-23 11:43:31,801 INFO L226 Difference]: Without dead ends: 1830 [2018-11-23 11:43:31,803 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 158 GetRequests, 152 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2018-11-23 11:43:31,805 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1830 states. [2018-11-23 11:43:31,853 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1830 to 1409. [2018-11-23 11:43:31,853 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1409 states. [2018-11-23 11:43:31,856 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1409 states to 1409 states and 1591 transitions. [2018-11-23 11:43:31,857 INFO L78 Accepts]: Start accepts. Automaton has 1409 states and 1591 transitions. Word has length 150 [2018-11-23 11:43:31,857 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:43:31,857 INFO L480 AbstractCegarLoop]: Abstraction has 1409 states and 1591 transitions. [2018-11-23 11:43:31,857 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 11:43:31,857 INFO L276 IsEmpty]: Start isEmpty. Operand 1409 states and 1591 transitions. [2018-11-23 11:43:31,860 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 161 [2018-11-23 11:43:31,860 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 11:43:31,860 INFO L402 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 11:43:31,860 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 11:43:31,861 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 11:43:31,861 INFO L82 PathProgramCache]: Analyzing trace with hash -2118493355, now seen corresponding path program 1 times [2018-11-23 11:43:31,861 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 11:43:31,861 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 11:43:31,861 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:43:31,862 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 11:43:31,862 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 11:43:31,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 11:43:31,909 INFO L134 CoverageAnalysis]: Checked inductivity of 54 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2018-11-23 11:43:31,909 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 11:43:31,909 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 11:43:31,909 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 11:43:31,909 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 11:43:31,910 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 11:43:31,910 INFO L87 Difference]: Start difference. First operand 1409 states and 1591 transitions. Second operand 3 states. [2018-11-23 11:43:31,950 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 11:43:31,950 INFO L93 Difference]: Finished difference Result 1605 states and 1825 transitions. [2018-11-23 11:43:31,950 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 11:43:31,951 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 160 [2018-11-23 11:43:31,951 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 11:43:31,951 INFO L225 Difference]: With dead ends: 1605 [2018-11-23 11:43:31,951 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 11:43:31,953 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 11:43:31,953 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 11:43:31,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 11:43:31,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 11:43:31,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 11:43:31,954 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 160 [2018-11-23 11:43:31,954 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 11:43:31,954 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 11:43:31,954 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 11:43:31,954 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 11:43:31,954 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 11:43:31,957 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 11:43:32,084 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,088 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,090 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,095 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,108 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,115 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,118 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,125 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,126 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,127 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,154 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,165 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,166 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,167 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,168 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,169 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,174 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,179 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,182 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,193 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,215 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,239 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,244 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,246 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,250 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,253 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,268 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,273 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,274 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,275 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,277 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,278 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,287 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,288 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,289 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,290 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,291 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,293 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,294 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,322 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,329 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,334 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,347 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,348 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,360 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,363 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,366 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,366 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,372 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,375 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,380 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,381 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,386 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,389 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,406 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,408 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,409 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,414 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:32,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 11:43:33,102 WARN L180 SmtUtils]: Spent 223.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 53 [2018-11-23 11:43:33,297 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 70 DAG size of output: 35 [2018-11-23 11:43:33,777 WARN L180 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 49 [2018-11-23 11:43:33,992 WARN L180 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 82 DAG size of output: 34 [2018-11-23 11:43:34,775 WARN L180 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 39 [2018-11-23 11:43:35,155 WARN L180 SmtUtils]: Spent 233.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 54 [2018-11-23 11:43:35,156 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 576 582) the Hoare annotation is: true [2018-11-23 11:43:35,156 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 576 582) no Hoare annotation was computed. [2018-11-23 11:43:35,156 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 583 591) no Hoare annotation was computed. [2018-11-23 11:43:35,157 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 583 591) the Hoare annotation is: true [2018-11-23 11:43:35,157 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 583 591) no Hoare annotation was computed. [2018-11-23 11:43:35,157 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 221 243) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 11:43:35,157 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 221 243) no Hoare annotation was computed. [2018-11-23 11:43:35,157 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 221 243) no Hoare annotation was computed. [2018-11-23 11:43:35,157 INFO L444 ceAbstractionStarter]: At program point L233(line 233) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 11:43:35,157 INFO L444 ceAbstractionStarter]: At program point L233-1(line 233) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~0 1) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 11:43:35,157 INFO L448 ceAbstractionStarter]: For program point L231(lines 231 238) no Hoare annotation was computed. [2018-11-23 11:43:35,157 INFO L448 ceAbstractionStarter]: For program point L231-1(lines 231 238) no Hoare annotation was computed. [2018-11-23 11:43:35,157 INFO L448 ceAbstractionStarter]: For program point L229(line 229) no Hoare annotation was computed. [2018-11-23 11:43:35,157 INFO L444 ceAbstractionStarter]: At program point L228(line 228) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 11:43:35,157 INFO L444 ceAbstractionStarter]: At program point L227(line 227) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 11:43:35,157 INFO L444 ceAbstractionStarter]: At program point L227-1(line 227) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 11:43:35,157 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 542 556) no Hoare annotation was computed. [2018-11-23 11:43:35,158 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 542 556) the Hoare annotation is: (let ((.cse4 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~systemActive~0)| 0)) (.cse7 (not (= ~methaneLevelCritical~0 1))) (.cse9 (not (= 0 |old(~pumpRunning~0)|))) (.cse10 (not (= ~methAndRunningLastTime~0 0)))) (let ((.cse5 (or .cse7 .cse9 .cse10)) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse6 (not .cse3)) (.cse8 (or .cse9 .cse10 .cse4)) (.cse0 (= ~systemActive~0 0))) (and (or (and (not .cse0) .cse1) (or .cse2 (or .cse3 .cse4))) (or .cse1 .cse5) (or .cse6 .cse5 .cse0) (or .cse7 .cse2 (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) .cse1)) (or .cse8 .cse1) (or .cse6 .cse8 .cse0)))) [2018-11-23 11:43:35,158 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 542 556) no Hoare annotation was computed. [2018-11-23 11:43:35,158 INFO L444 ceAbstractionStarter]: At program point L548(line 548) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (and (not (= ~systemActive~0 0)) .cse0) (or .cse1 (or (= |old(~systemActive~0)| 0) .cse2))) (or .cse3 .cse4 .cse2) (or .cse5 .cse3 .cse4) (or .cse5 .cse1 (not (= |old(~systemActive~0)| 1)) (and (= ~systemActive~0 1) .cse0)))) [2018-11-23 11:43:35,158 INFO L448 ceAbstractionStarter]: For program point L546(lines 546 552) no Hoare annotation was computed. [2018-11-23 11:43:35,158 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 478 486) no Hoare annotation was computed. [2018-11-23 11:43:35,158 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 478 486) the Hoare annotation is: true [2018-11-23 11:43:35,158 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 478 486) no Hoare annotation was computed. [2018-11-23 11:43:35,158 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 569 575) no Hoare annotation was computed. [2018-11-23 11:43:35,158 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 569 575) the Hoare annotation is: true [2018-11-23 11:43:35,158 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 207 217) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 11:43:35,158 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 207 217) no Hoare annotation was computed. [2018-11-23 11:43:35,158 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 207 217) no Hoare annotation was computed. [2018-11-23 11:43:35,158 INFO L444 ceAbstractionStarter]: At program point L212(line 212) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 11:43:35,158 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 467 477) the Hoare annotation is: true [2018-11-23 11:43:35,158 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 467 477) no Hoare annotation was computed. [2018-11-23 11:43:35,158 INFO L451 ceAbstractionStarter]: At program point L472(line 472) the Hoare annotation is: true [2018-11-23 11:43:35,158 INFO L448 ceAbstractionStarter]: For program point L472-1(line 472) no Hoare annotation was computed. [2018-11-23 11:43:35,158 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 467 477) no Hoare annotation was computed. [2018-11-23 11:43:35,159 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 459 466) the Hoare annotation is: (let ((.cse1 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 (or .cse1 (or (= ~systemActive~0 0) (not (= ~methaneLevelCritical~0 0))))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 (not (= ~systemActive~0 1)) .cse0))) [2018-11-23 11:43:35,159 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 459 466) no Hoare annotation was computed. [2018-11-23 11:43:35,159 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 459 466) no Hoare annotation was computed. [2018-11-23 11:43:35,159 INFO L444 ceAbstractionStarter]: At program point L445(line 445) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (or .cse0 .cse1) .cse2) (or .cse3 (or .cse4 .cse0 .cse1)) (or .cse5 .cse2 .cse0) (or (or .cse5 .cse4 .cse0 (not (= ~methAndRunningLastTime~0 0))) .cse3))) [2018-11-23 11:43:35,159 INFO L448 ceAbstractionStarter]: For program point L445-1(lines 426 450) no Hoare annotation was computed. [2018-11-23 11:43:35,159 INFO L444 ceAbstractionStarter]: At program point L440(line 440) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2) (or (or .cse1 .cse2) (and (= processEnvironment_~tmp~4 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse3) (or .cse4 .cse0 .cse1 (not (= ~methAndRunningLastTime~0 0))) (or .cse4 .cse3 .cse1))) [2018-11-23 11:43:35,159 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 426 450) no Hoare annotation was computed. [2018-11-23 11:43:35,159 INFO L444 ceAbstractionStarter]: At program point L436(line 436) the Hoare annotation is: (let ((.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1)))) (and (or (or .cse0 .cse1) .cse2) (or .cse3 (and (= processEnvironment_~tmp~4 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse2 .cse0) (or .cse4 .cse0 .cse1) (or .cse3 .cse4 .cse0 (not (= ~methAndRunningLastTime~0 0))))) [2018-11-23 11:43:35,159 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 426 450) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (or .cse0 .cse1) .cse2 .cse3) (or .cse3 (or .cse4 .cse0 .cse1)) (or .cse5 .cse2 .cse0 .cse3) (or (or .cse5 .cse4 .cse0 (not (= ~methAndRunningLastTime~0 0))) .cse3))) [2018-11-23 11:43:35,159 INFO L448 ceAbstractionStarter]: For program point L434(lines 434 442) no Hoare annotation was computed. [2018-11-23 11:43:35,159 INFO L444 ceAbstractionStarter]: At program point L432(line 432) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (or .cse0 .cse1) .cse2 .cse3) (or .cse4 .cse0 .cse1) (or .cse5 .cse4 .cse0 (not (= ~methAndRunningLastTime~0 0))) (or .cse5 .cse2 .cse0 .cse3))) [2018-11-23 11:43:35,159 INFO L448 ceAbstractionStarter]: For program point L432-1(line 432) no Hoare annotation was computed. [2018-11-23 11:43:35,159 INFO L448 ceAbstractionStarter]: For program point L430(lines 430 447) no Hoare annotation was computed. [2018-11-23 11:43:35,159 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 126 139) no Hoare annotation was computed. [2018-11-23 11:43:35,159 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 126 139) the Hoare annotation is: true [2018-11-23 11:43:35,159 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 136) no Hoare annotation was computed. [2018-11-23 11:43:35,159 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 126 139) no Hoare annotation was computed. [2018-11-23 11:43:35,159 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 392 398) no Hoare annotation was computed. [2018-11-23 11:43:35,160 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 392 398) the Hoare annotation is: true [2018-11-23 11:43:35,160 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 296 361) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= 0 ~methAndRunningLastTime~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 11:43:35,160 INFO L444 ceAbstractionStarter]: At program point L351(lines 306 353) the Hoare annotation is: (let ((.cse7 (= ~systemActive~0 0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse2 .cse4 .cse3) (and .cse1 .cse6 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse7 .cse1 .cse6 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse7 .cse0 .cse1 .cse3 .cse4) (and (not (= ~waterLevel~0 1)) .cse5 .cse6 .cse2 .cse3))) [2018-11-23 11:43:35,160 INFO L444 ceAbstractionStarter]: At program point L318(line 318) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ~systemActive~0 0)) (.cse6 (= 0 ~pumpRunning~0)) (.cse4 (= 0 ~methAndRunningLastTime~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse5 (and .cse0 .cse6 .cse3) .cse4) (and .cse0 .cse6 .cse2 .cse3 .cse4) (and .cse6 .cse7 .cse2 .cse3 .cse4) (and .cse5 .cse6 .cse7 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse7 .cse2 .cse3))) [2018-11-23 11:43:35,160 INFO L448 ceAbstractionStarter]: For program point L316(lines 316 322) no Hoare annotation was computed. [2018-11-23 11:43:35,160 INFO L448 ceAbstractionStarter]: For program point L316-1(lines 316 322) no Hoare annotation was computed. [2018-11-23 11:43:35,160 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 296 361) no Hoare annotation was computed. [2018-11-23 11:43:35,160 INFO L448 ceAbstractionStarter]: For program point L308(lines 308 312) no Hoare annotation was computed. [2018-11-23 11:43:35,160 INFO L444 ceAbstractionStarter]: At program point L354(lines 305 355) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-23 11:43:35,160 INFO L444 ceAbstractionStarter]: At program point L344(line 344) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse3 (= 0 ~methAndRunningLastTime~0)) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse5 (= ~pumpRunning~0 1)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 .cse0 .cse2 .cse3) (and (and .cse4 (not (= ~systemActive~0 0)) .cse2) .cse5) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse1 (= ~systemActive~0 1) .cse2))) [2018-11-23 11:43:35,161 INFO L448 ceAbstractionStarter]: For program point L342(lines 342 348) no Hoare annotation was computed. [2018-11-23 11:43:35,161 INFO L444 ceAbstractionStarter]: At program point L342-1(lines 336 349) the Hoare annotation is: (let ((.cse0 (= 0 ~methaneLevelCritical~0)) (.cse6 (= 0 ~methAndRunningLastTime~0)) (.cse1 (= ~pumpRunning~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse4 (= ~systemActive~0 0)) (.cse5 (= 0 ~pumpRunning~0)) (.cse7 (= ~methaneLevelCritical~0 1)) (.cse3 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3) (and .cse4 (and .cse0 .cse5 .cse3)) (and .cse0 .cse5 .cse2 .cse3 .cse6) (and .cse5 .cse7 .cse2 .cse3 .cse6) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse1 .cse7 .cse2 .cse3) (and .cse4 .cse5 .cse7 .cse3))) [2018-11-23 11:43:35,161 INFO L448 ceAbstractionStarter]: For program point L307(lines 306 353) no Hoare annotation was computed. [2018-11-23 11:43:35,161 INFO L448 ceAbstractionStarter]: For program point L336(lines 336 349) no Hoare annotation was computed. [2018-11-23 11:43:35,161 INFO L444 ceAbstractionStarter]: At program point L328(line 328) the Hoare annotation is: (let ((.cse5 (= ~pumpRunning~0 1)) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse2 (= ~systemActive~0 1)) (.cse7 (= ~systemActive~0 0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse1 (= 0 ~pumpRunning~0)) (.cse3 (= test_~splverifierCounter~0 0)) (.cse4 (= 0 ~methAndRunningLastTime~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse1 .cse2 .cse3 .cse4) (and .cse0 .cse5 .cse2 .cse4 .cse3) (and .cse1 .cse6 .cse2 .cse3 .cse4) (not (= |old(~systemActive~0)| 1)) (and .cse7 .cse1 .cse6 .cse3 .cse4) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse5 .cse6 .cse2 .cse3) (and .cse7 .cse0 .cse1 .cse3 .cse4))) [2018-11-23 11:43:35,161 INFO L448 ceAbstractionStarter]: For program point L326(lines 326 332) no Hoare annotation was computed. [2018-11-23 11:43:35,161 INFO L448 ceAbstractionStarter]: For program point L326-1(lines 326 332) no Hoare annotation was computed. [2018-11-23 11:43:35,161 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 296 361) no Hoare annotation was computed. [2018-11-23 11:43:35,161 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 256 284) the Hoare annotation is: (let ((.cse8 (= ~waterLevel~0 1))) (let ((.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= ~systemActive~0 0))) (.cse3 (not .cse8)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse7 .cse1 .cse3 .cse4) (or .cse6 .cse8 .cse1 (not (= 1 ~pumpRunning~0)) .cse2 .cse4) (or .cse6 .cse0 .cse2 .cse3 .cse4 .cse1) (or .cse1 .cse0 .cse7 .cse3 .cse4 .cse5)))) [2018-11-23 11:43:35,161 INFO L444 ceAbstractionStarter]: At program point L271(line 271) the Hoare annotation is: (let ((.cse6 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1)))) (let ((.cse0 (or .cse6 .cse2)) (.cse5 (not (= ~methaneLevelCritical~0 1))) (.cse3 (not (= 1 ~pumpRunning~0))) (.cse4 (not (= ~systemActive~0 0))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or (or .cse2 .cse1) .cse3) (or .cse4 (or .cse5 .cse6)) (or .cse5 .cse0) (or .cse5 (= ~waterLevel~0 1) .cse3 .cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (or .cse4 (or .cse6 .cse1))))) [2018-11-23 11:43:35,162 INFO L448 ceAbstractionStarter]: For program point L269(lines 269 275) no Hoare annotation was computed. [2018-11-23 11:43:35,162 INFO L448 ceAbstractionStarter]: For program point L268(lines 268 278) no Hoare annotation was computed. [2018-11-23 11:43:35,162 INFO L444 ceAbstractionStarter]: At program point L266(line 266) the Hoare annotation is: (let ((.cse9 (= ~waterLevel~0 1))) (let ((.cse3 (not (= 1 ~pumpRunning~0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~systemActive~0 1))) (.cse7 (not .cse9)) (.cse8 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse6 (= 0 ~methAndRunningLastTime~0)) (.cse5 (not (= ~systemActive~0 0))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1) .cse2) (or (or .cse1 .cse2) .cse3) (or .cse4 .cse0 .cse5 .cse6 .cse7 .cse8) (or .cse4 .cse9 .cse6 .cse3 .cse1 .cse8) (or .cse4 .cse0 .cse1 .cse7 .cse8 .cse6) (or .cse5 (or .cse0 .cse2))))) [2018-11-23 11:43:35,162 INFO L448 ceAbstractionStarter]: For program point L266-1(line 266) no Hoare annotation was computed. [2018-11-23 11:43:35,162 INFO L448 ceAbstractionStarter]: For program point L264(lines 264 281) no Hoare annotation was computed. [2018-11-23 11:43:35,162 INFO L448 ceAbstractionStarter]: For program point L264-1(lines 256 284) no Hoare annotation was computed. [2018-11-23 11:43:35,162 INFO L444 ceAbstractionStarter]: At program point L262(line 262) the Hoare annotation is: (let ((.cse8 (= ~waterLevel~0 1))) (let ((.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= 0 ~methAndRunningLastTime~0)) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= ~systemActive~0 0))) (.cse3 (not .cse8)) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse5 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse7 .cse1 .cse3 .cse4) (or .cse6 .cse8 .cse1 (not (= 1 ~pumpRunning~0)) .cse2 .cse4) (or .cse6 .cse0 .cse2 .cse3 .cse4 .cse1) (or .cse1 .cse0 .cse7 .cse3 .cse4 .cse5)))) [2018-11-23 11:43:35,162 INFO L448 ceAbstractionStarter]: For program point L262-1(line 262) no Hoare annotation was computed. [2018-11-23 11:43:35,162 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 256 284) no Hoare annotation was computed. [2018-11-23 11:43:35,162 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 248 255) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methAndRunningLastTime~0) (not (= ~systemActive~0 1)) (not (= ~waterLevel~0 1)) (not (= |old(~methAndRunningLastTime~0)| 0)) (not (= ~methaneLevelCritical~0 0))) [2018-11-23 11:43:35,163 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 248 255) no Hoare annotation was computed. [2018-11-23 11:43:35,163 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 248 255) no Hoare annotation was computed. [2018-11-23 11:43:35,163 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 11:43:35,163 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-23 11:43:35,163 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 11:43:35,163 INFO L448 ceAbstractionStarter]: For program point activatePumpFINAL(lines 451 458) no Hoare annotation was computed. [2018-11-23 11:43:35,163 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 451 458) no Hoare annotation was computed. [2018-11-23 11:43:35,163 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 451 458) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0))) .cse3) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2 .cse3 (not (= ~methAndRunningLastTime~0 0))))) [2018-11-23 11:43:35,163 INFO L448 ceAbstractionStarter]: For program point L530-1(line 530) no Hoare annotation was computed. [2018-11-23 11:43:35,163 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 523 541) no Hoare annotation was computed. [2018-11-23 11:43:35,163 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 523 541) the Hoare annotation is: true [2018-11-23 11:43:35,163 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 523 541) no Hoare annotation was computed. [2018-11-23 11:43:35,163 INFO L448 ceAbstractionStarter]: For program point L532(lines 532 536) no Hoare annotation was computed. [2018-11-23 11:43:35,163 INFO L451 ceAbstractionStarter]: At program point L530(line 530) the Hoare annotation is: true [2018-11-23 11:43:35,163 INFO L448 ceAbstractionStarter]: For program point L532-2(lines 532 536) no Hoare annotation was computed. [2018-11-23 11:43:35,163 INFO L448 ceAbstractionStarter]: For program point L77-1(lines 73 84) no Hoare annotation was computed. [2018-11-23 11:43:35,164 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 73 84) the Hoare annotation is: (let ((.cse0 (not (= 1 ~pumpRunning~0))) (.cse8 (not (= ~systemActive~0 0))) (.cse5 (not (= |old(~methaneLevelCritical~0)| 1))) (.cse6 (= ~methaneLevelCritical~0 1)) (.cse7 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= ~methAndRunningLastTime~0 0))) (.cse3 (not (= |old(~methaneLevelCritical~0)| 0))) (.cse4 (= 0 ~methaneLevelCritical~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (or .cse5 .cse0 .cse1) .cse6) (or (or .cse7 .cse2 .cse3) .cse4 .cse8) (or .cse6 (or .cse5 .cse7 .cse2) .cse8) (or (or .cse5 .cse7 .cse1 .cse2) .cse6) (or (or .cse7 .cse1 .cse2 .cse3) .cse4))) [2018-11-23 11:43:35,164 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 73 84) no Hoare annotation was computed. [2018-11-23 11:43:35,164 INFO L444 ceAbstractionStarter]: At program point L381(line 381) the Hoare annotation is: (let ((.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse8 (not (= ~systemActive~0 0))) (.cse7 (not (= 1 |old(~pumpRunning~0)|))) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse10 (= 1 ~waterLevel~0)) (.cse5 (= 0 ~methAndRunningLastTime~0)) (.cse2 (not (= ~systemActive~0 1))) (.cse9 (not (= |old(~waterLevel~0)| 1))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4)) (or .cse5 (or .cse6 .cse7 .cse2 .cse3)) (or .cse8 (or .cse6 .cse1)) (or (or .cse6 .cse1 .cse2 .cse3) (and .cse5 .cse0)) (or (or .cse6 .cse7 .cse2) .cse0) (or .cse6 .cse1 .cse2 .cse9 .cse3 .cse10) (or (or .cse1 .cse4) .cse8) (or (or (or .cse2 .cse4) .cse7) .cse0) (or .cse1 (and .cse10 .cse5) .cse2 .cse9 .cse3 .cse4))) [2018-11-23 11:43:35,164 INFO L444 ceAbstractionStarter]: At program point L379(lines 379 385) the Hoare annotation is: (let ((.cse7 (= 0 ~methAndRunningLastTime~0))) (let ((.cse5 (not (= ~waterLevel~0 1))) (.cse6 (= ~pumpRunning~0 1)) (.cse12 (not (= 1 |old(~pumpRunning~0)|))) (.cse8 (not (= ~systemActive~0 0))) (.cse4 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse11 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse10 (not (= |old(~waterLevel~0)| 1))) (.cse3 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse9 (and (= 1 ~waterLevel~0) .cse7))) (and (or (or .cse0 .cse1 .cse2 .cse3) .cse4 (and .cse5 .cse6 .cse7)) (or .cse0 .cse1 .cse8 .cse9 .cse10 .cse3) (or (or .cse1 .cse2 .cse3 .cse11) .cse4 (and .cse5 .cse6)) (or (= 0 ~pumpRunning~0) (or .cse0 .cse12 .cse2)) (or .cse9 .cse1 .cse8 .cse10 .cse3 .cse11) (or .cse8 (or .cse0 .cse1) .cse4) (or (or (or .cse2 .cse11) .cse12) .cse4) (or (or .cse1 .cse11) .cse8 .cse4) (or .cse1 .cse9 .cse2 .cse10 .cse3 .cse11) (or .cse0 .cse1 .cse2 .cse10 .cse3 .cse9)))) [2018-11-23 11:43:35,164 INFO L444 ceAbstractionStarter]: At program point L374(line 374) the Hoare annotation is: (let ((.cse2 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= ~systemActive~0 1))) (.cse5 (not (= 1 |old(~pumpRunning~0)|))) (.cse7 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= ~systemActive~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3) (or (= 0 ~methAndRunningLastTime~0) (or .cse4 .cse5 .cse1 .cse2)) (or .cse4 .cse0 .cse1 .cse2) (or .cse6 (or .cse4 .cse0)) (or (or .cse4 .cse5 .cse1) .cse7) (or (or (or .cse1 .cse3) .cse5) .cse7) (or (or .cse0 .cse3) .cse6))) [2018-11-23 11:43:35,164 INFO L448 ceAbstractionStarter]: For program point L372(lines 371 390) no Hoare annotation was computed. [2018-11-23 11:43:35,164 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 368 391) the Hoare annotation is: (let ((.cse0 (= 0 ~methAndRunningLastTime~0)) (.cse11 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse10 (and .cse0 .cse11)) (.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse8 (not (= |old(~waterLevel~0)| 1))) (.cse4 (not (= |old(~methAndRunningLastTime~0)| 0))) (.cse7 (= 1 ~waterLevel~0)) (.cse3 (not (= ~systemActive~0 1))) (.cse2 (not (= 1 |old(~pumpRunning~0)|))) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse9 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= ~systemActive~0 0)))) (and (or .cse0 (or .cse1 .cse2 .cse3 .cse4)) (or .cse1 .cse5 .cse6 .cse7 .cse8 .cse4) (or .cse5 .cse7 .cse3 .cse8 .cse4 .cse9) (or (or .cse1 .cse5 .cse3 .cse4) .cse10) (or (and .cse7 .cse0) .cse5 .cse6 .cse8 .cse4 .cse9) (or .cse6 (or .cse1 .cse5) .cse11) (or .cse0 (or .cse1 .cse5 .cse4) .cse6) (or (or .cse5 .cse3 .cse4 .cse9) .cse10) (or (or .cse1 .cse2 .cse3) .cse11) (or .cse1 .cse5 .cse3 .cse8 .cse4 .cse7) (or (or (or .cse3 .cse9) .cse2) .cse11) (or (or .cse5 .cse9) .cse6 .cse11)))) [2018-11-23 11:43:35,164 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 368 391) no Hoare annotation was computed. [2018-11-23 11:43:35,164 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 368 391) no Hoare annotation was computed. [2018-11-23 11:43:35,164 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 143 172) no Hoare annotation was computed. [2018-11-23 11:43:35,164 INFO L448 ceAbstractionStarter]: For program point L157(lines 157 161) no Hoare annotation was computed. [2018-11-23 11:43:35,164 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 143 172) the Hoare annotation is: true [2018-11-23 11:43:35,164 INFO L451 ceAbstractionStarter]: At program point L157-1(lines 157 161) the Hoare annotation is: true [2018-11-23 11:43:35,164 INFO L448 ceAbstractionStarter]: For program point L154(line 154) no Hoare annotation was computed. [2018-11-23 11:43:35,164 INFO L451 ceAbstractionStarter]: At program point L153-2(lines 153 167) the Hoare annotation is: true [2018-11-23 11:43:35,165 INFO L451 ceAbstractionStarter]: At program point L149(line 149) the Hoare annotation is: true [2018-11-23 11:43:35,165 INFO L448 ceAbstractionStarter]: For program point L149-1(line 149) no Hoare annotation was computed. [2018-11-23 11:43:35,165 INFO L451 ceAbstractionStarter]: At program point L168(lines 143 172) the Hoare annotation is: true [2018-11-23 11:43:35,165 INFO L448 ceAbstractionStarter]: For program point L164(line 164) no Hoare annotation was computed. [2018-11-23 11:43:35,165 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 85 93) the Hoare annotation is: true [2018-11-23 11:43:35,165 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 85 93) no Hoare annotation was computed. [2018-11-23 11:43:35,165 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 85 93) no Hoare annotation was computed. [2018-11-23 11:43:35,165 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 49 60) the Hoare annotation is: true [2018-11-23 11:43:35,165 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 49 60) no Hoare annotation was computed. [2018-11-23 11:43:35,165 INFO L448 ceAbstractionStarter]: For program point L53-1(lines 49 60) no Hoare annotation was computed. [2018-11-23 11:43:35,165 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 198 204) no Hoare annotation was computed. [2018-11-23 11:43:35,165 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 198 204) the Hoare annotation is: true [2018-11-23 11:43:35,165 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 11:43:35,165 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) (= 0 ~methAndRunningLastTime~0)) [2018-11-23 11:43:35,165 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 11:43:35,165 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 11:43:35,165 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 400 424) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (or .cse0 .cse1) (not (= 1 |old(~pumpRunning~0)|)) .cse2) (or .cse2 (or .cse3 .cse0 .cse1)) (or (or (not (= ~methaneLevelCritical~0 1)) .cse3 .cse0 (not (= ~methAndRunningLastTime~0 0))) .cse2))) [2018-11-23 11:43:35,165 INFO L444 ceAbstractionStarter]: At program point L414(line 414) the Hoare annotation is: (let ((.cse2 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~3) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 (not (= ~methAndRunningLastTime~0 0))) .cse2) (or (or .cse1 .cse3) (not (= 1 |old(~pumpRunning~0)|))) (or .cse2 (or .cse0 .cse1 .cse3)))) [2018-11-23 11:43:35,165 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 400 424) no Hoare annotation was computed. [2018-11-23 11:43:35,165 INFO L444 ceAbstractionStarter]: At program point L410(line 410) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0))) (.cse6 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (or .cse2 .cse5) (not (= 1 |old(~pumpRunning~0)|))) (or (and .cse3 .cse6) (or .cse1 .cse2 .cse5)) (or (or .cse0 .cse1 .cse2 .cse4) .cse6))) [2018-11-23 11:43:35,166 INFO L448 ceAbstractionStarter]: For program point L408(lines 408 416) no Hoare annotation was computed. [2018-11-23 11:43:35,166 INFO L444 ceAbstractionStarter]: At program point L406(line 406) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or (or .cse0 .cse1) (not (= 1 |old(~pumpRunning~0)|))) (or .cse2 (or .cse3 .cse0 .cse1)) (or (or (not (= ~methaneLevelCritical~0 1)) .cse3 .cse0 (not (= ~methAndRunningLastTime~0 0))) .cse2))) [2018-11-23 11:43:35,166 INFO L448 ceAbstractionStarter]: For program point L406-1(line 406) no Hoare annotation was computed. [2018-11-23 11:43:35,166 INFO L448 ceAbstractionStarter]: For program point L404(lines 404 421) no Hoare annotation was computed. [2018-11-23 11:43:35,166 INFO L444 ceAbstractionStarter]: At program point L419(line 419) the Hoare annotation is: (let ((.cse2 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or (or .cse0 .cse1) (not (= 1 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (or (not (= ~methaneLevelCritical~0 1)) .cse2 .cse0 (not (= ~methAndRunningLastTime~0 0))) (or .cse2 .cse0 .cse1))) [2018-11-23 11:43:35,166 INFO L448 ceAbstractionStarter]: For program point L419-1(lines 400 424) no Hoare annotation was computed. [2018-11-23 11:43:35,166 INFO L448 ceAbstractionStarter]: For program point L65-1(lines 61 72) no Hoare annotation was computed. [2018-11-23 11:43:35,166 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 61 72) no Hoare annotation was computed. [2018-11-23 11:43:35,166 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 61 72) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1))) (.cse5 (not (= ~methaneLevelCritical~0 0))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= ~systemActive~0 0))) (.cse1 (= 1 ~waterLevel~0)) (.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse4 (not (= ~methAndRunningLastTime~0 0)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse2 .cse3 .cse4 .cse1) (or .cse1 .cse0 .cse7 .cse3 .cse4 .cse5) (or .cse6 .cse0 .cse7 .cse1 .cse3 .cse4))) [2018-11-23 11:43:35,166 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 286 293) no Hoare annotation was computed. [2018-11-23 11:43:35,167 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 290) no Hoare annotation was computed. [2018-11-23 11:43:35,167 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 286 293) the Hoare annotation is: true [2018-11-23 11:43:35,167 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 286 293) no Hoare annotation was computed. [2018-11-23 11:43:35,182 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 11:43:35 BoogieIcfgContainer [2018-11-23 11:43:35,183 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 11:43:35,183 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 11:43:35,183 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 11:43:35,183 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 11:43:35,184 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 11:43:27" (3/4) ... [2018-11-23 11:43:35,187 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 11:43:35,195 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 11:43:35,195 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 11:43:35,195 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 11:43:35,195 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-23 11:43:35,195 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 11:43:35,195 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 11:43:35,195 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 11:43:35,195 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-23 11:43:35,195 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 11:43:35,195 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 11:43:35,195 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-23 11:43:35,195 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 11:43:35,195 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 11:43:35,195 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-23 11:43:35,195 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-23 11:43:35,195 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 11:43:35,195 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-23 11:43:35,195 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-23 11:43:35,196 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 11:43:35,196 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 11:43:35,196 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 11:43:35,196 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 11:43:35,196 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 11:43:35,196 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 11:43:35,196 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-23 11:43:35,196 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 11:43:35,196 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 11:43:35,203 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-11-23 11:43:35,203 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 11:43:35,203 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 11:43:35,204 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 11:43:35,204 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 11:43:35,204 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 11:43:35,204 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 11:43:35,227 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((!(0 == \old(pumpRunning)) || ((((0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || ((((0 == methaneLevelCritical && pumpRunning == 1) && systemActive == 1) && 0 == methAndRunningLastTime) && splverifierCounter == 0)) || ((((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(systemActive) == 1)) || ((((systemActive == 0 && 0 == pumpRunning) && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0)) || ((((systemActive == 0 && 0 == methaneLevelCritical) && 0 == pumpRunning) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || ((((!(waterLevel == 1) && pumpRunning == 1) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0) [2018-11-23 11:43:35,227 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) [2018-11-23 11:43:35,257 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_756e2b90-fe05-4264-b308-6e9ffc7e2d1c/bin-2019/uautomizer/witness.graphml [2018-11-23 11:43:35,257 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 11:43:35,258 INFO L168 Benchmark]: Toolchain (without parser) took 8930.89 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 438.8 MB). Free memory was 950.4 MB in the beginning and 1.3 GB in the end (delta: -385.0 MB). Peak memory consumption was 53.9 MB. Max. memory is 11.5 GB. [2018-11-23 11:43:35,259 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 977.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 11:43:35,259 INFO L168 Benchmark]: CACSL2BoogieTranslator took 375.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 950.4 MB in the beginning and 1.1 GB in the end (delta: -183.0 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. [2018-11-23 11:43:35,259 INFO L168 Benchmark]: Boogie Procedure Inliner took 30.57 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 11:43:35,259 INFO L168 Benchmark]: Boogie Preprocessor took 33.15 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 11:43:35,259 INFO L168 Benchmark]: RCFGBuilder took 454.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 53.8 MB). Peak memory consumption was 53.8 MB. Max. memory is 11.5 GB. [2018-11-23 11:43:35,260 INFO L168 Benchmark]: TraceAbstraction took 7960.13 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 289.4 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -269.1 MB). Peak memory consumption was 555.9 MB. Max. memory is 11.5 GB. [2018-11-23 11:43:35,260 INFO L168 Benchmark]: Witness Printer took 74.54 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. [2018-11-23 11:43:35,261 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 977.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 375.14 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 149.4 MB). Free memory was 950.4 MB in the beginning and 1.1 GB in the end (delta: -183.0 MB). Peak memory consumption was 31.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 30.57 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 33.15 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 454.07 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 53.8 MB). Peak memory consumption was 53.8 MB. Max. memory is 11.5 GB. * TraceAbstraction took 7960.13 ms. Allocated memory was 1.2 GB in the beginning and 1.5 GB in the end (delta: 289.4 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -269.1 MB). Peak memory consumption was 555.9 MB. Max. memory is 11.5 GB. * Witness Printer took 74.54 ms. Allocated memory is still 1.5 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 13.3 MB). Peak memory consumption was 13.3 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 290]: 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: 153]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 305]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 143]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 306]: Loop Invariant Derived loop invariant: (((((((((!(0 == \old(pumpRunning)) || ((((0 == methaneLevelCritical && 0 == pumpRunning) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || ((((0 == methaneLevelCritical && pumpRunning == 1) && systemActive == 1) && 0 == methAndRunningLastTime) && splverifierCounter == 0)) || ((((0 == pumpRunning && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(systemActive) == 1)) || ((((systemActive == 0 && 0 == pumpRunning) && methaneLevelCritical == 1) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || !(\old(waterLevel) == 1)) || !(\old(methAndRunningLastTime) == 0)) || !(\old(methaneLevelCritical) == 0)) || ((((systemActive == 0 && 0 == methaneLevelCritical) && 0 == pumpRunning) && splverifierCounter == 0) && 0 == methAndRunningLastTime)) || ((((!(waterLevel == 1) && pumpRunning == 1) && methaneLevelCritical == 1) && systemActive == 1) && splverifierCounter == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 28 procedures, 147 locations, 1 error locations. SAFE Result, 7.8s OverallTime, 12 OverallIterations, 3 TraceHistogramMax, 2.4s AutomataDifference, 0.0s DeadEndRemovalTime, 3.1s HoareAnnotationTime, HoareTripleCheckerStatistics: 2108 SDtfs, 1214 SDslu, 6653 SDs, 0 SdLazy, 2104 SolverSat, 165 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 419 GetRequests, 339 SyntacticMatches, 2 SemanticMatches, 78 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 160 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2443occurred in iteration=9, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 12 MinimizatonAttempts, 1056 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 62 LocationsWithAnnotation, 3601 PreInvPairs, 3692 NumberOfFragments, 3317 HoareAnnotationTreeSize, 3601 FomulaSimplifications, 6773 FormulaSimplificationTreeSizeReduction, 0.4s HoareSimplificationTime, 62 FomulaSimplificationsInter, 11102 FormulaSimplificationTreeSizeReductionInter, 2.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 1.0s InterpolantComputationTime, 1403 NumberOfCodeBlocks, 1403 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 1389 ConstructedInterpolants, 0 QuantifiedInterpolants, 251525 SizeOfPredicates, 5 NumberOfNonLiveVariables, 1778 ConjunctsInSsa, 13 ConjunctsInUnsatCore, 14 InterpolantComputations, 12 PerfectInterpolantSequences, 236/244 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...