./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product60_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 635dfa2a Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_7b639989-83b9-4f9d-94b5-820a01e18dd3/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_7b639989-83b9-4f9d-94b5-820a01e18dd3/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_7b639989-83b9-4f9d-94b5-820a01e18dd3/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_7b639989-83b9-4f9d-94b5-820a01e18dd3/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product60_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_7b639989-83b9-4f9d-94b5-820a01e18dd3/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_7b639989-83b9-4f9d-94b5-820a01e18dd3/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 f32a845991ccfb3a908c898acdfb7a48e8a7d63f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-635dfa2 [2018-12-02 14:59:16,104 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-12-02 14:59:16,105 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-12-02 14:59:16,111 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-12-02 14:59:16,111 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-12-02 14:59:16,111 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-12-02 14:59:16,112 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-12-02 14:59:16,112 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-12-02 14:59:16,113 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-12-02 14:59:16,114 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-12-02 14:59:16,114 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-12-02 14:59:16,114 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-12-02 14:59:16,115 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-12-02 14:59:16,115 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-12-02 14:59:16,116 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-12-02 14:59:16,116 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-12-02 14:59:16,116 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-12-02 14:59:16,117 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-12-02 14:59:16,118 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-12-02 14:59:16,119 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-12-02 14:59:16,119 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-12-02 14:59:16,120 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-12-02 14:59:16,121 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-12-02 14:59:16,121 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-12-02 14:59:16,121 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-12-02 14:59:16,121 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-12-02 14:59:16,122 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-12-02 14:59:16,122 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-12-02 14:59:16,123 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-12-02 14:59:16,123 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-12-02 14:59:16,123 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-12-02 14:59:16,124 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-12-02 14:59:16,124 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-12-02 14:59:16,124 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-12-02 14:59:16,124 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-12-02 14:59:16,124 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-12-02 14:59:16,125 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_7b639989-83b9-4f9d-94b5-820a01e18dd3/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-12-02 14:59:16,131 INFO L110 SettingsManager]: Loading preferences was successful [2018-12-02 14:59:16,131 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-12-02 14:59:16,132 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-12-02 14:59:16,132 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-12-02 14:59:16,132 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-12-02 14:59:16,132 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-12-02 14:59:16,132 INFO L133 SettingsManager]: * Use SBE=true [2018-12-02 14:59:16,133 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-12-02 14:59:16,133 INFO L133 SettingsManager]: * sizeof long=4 [2018-12-02 14:59:16,133 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-12-02 14:59:16,133 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-12-02 14:59:16,133 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-12-02 14:59:16,133 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-12-02 14:59:16,133 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-12-02 14:59:16,133 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-12-02 14:59:16,133 INFO L133 SettingsManager]: * sizeof long double=12 [2018-12-02 14:59:16,133 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-12-02 14:59:16,133 INFO L133 SettingsManager]: * Use constant arrays=true [2018-12-02 14:59:16,134 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-12-02 14:59:16,134 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-12-02 14:59:16,134 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-12-02 14:59:16,134 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-12-02 14:59:16,134 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-12-02 14:59:16,134 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 14:59:16,134 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-12-02 14:59:16,134 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-12-02 14:59:16,134 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-12-02 14:59:16,134 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-12-02 14:59:16,135 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-12-02 14:59:16,135 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-12-02 14:59:16,135 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_7b639989-83b9-4f9d-94b5-820a01e18dd3/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 -> f32a845991ccfb3a908c898acdfb7a48e8a7d63f [2018-12-02 14:59:16,152 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-12-02 14:59:16,161 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-12-02 14:59:16,164 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-12-02 14:59:16,165 INFO L271 PluginConnector]: Initializing CDTParser... [2018-12-02 14:59:16,165 INFO L276 PluginConnector]: CDTParser initialized [2018-12-02 14:59:16,166 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_7b639989-83b9-4f9d-94b5-820a01e18dd3/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product60_true-unreach-call_false-termination.cil.c [2018-12-02 14:59:16,203 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7b639989-83b9-4f9d-94b5-820a01e18dd3/bin-2019/uautomizer/data/e05deec4a/10127011a4f44f178f3e97723565071e/FLAG104e434e3 [2018-12-02 14:59:16,643 INFO L307 CDTParser]: Found 1 translation units. [2018-12-02 14:59:16,644 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_7b639989-83b9-4f9d-94b5-820a01e18dd3/sv-benchmarks/c/product-lines/minepump_spec5_product60_true-unreach-call_false-termination.cil.c [2018-12-02 14:59:16,651 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_7b639989-83b9-4f9d-94b5-820a01e18dd3/bin-2019/uautomizer/data/e05deec4a/10127011a4f44f178f3e97723565071e/FLAG104e434e3 [2018-12-02 14:59:16,659 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_7b639989-83b9-4f9d-94b5-820a01e18dd3/bin-2019/uautomizer/data/e05deec4a/10127011a4f44f178f3e97723565071e [2018-12-02 14:59:16,661 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-12-02 14:59:16,662 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-12-02 14:59:16,663 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-12-02 14:59:16,663 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-12-02 14:59:16,665 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-12-02 14:59:16,665 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:59:16" (1/1) ... [2018-12-02 14:59:16,667 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@48c8a763 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:59:16, skipping insertion in model container [2018-12-02 14:59:16,667 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 02.12 02:59:16" (1/1) ... [2018-12-02 14:59:16,671 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-12-02 14:59:16,693 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-12-02 14:59:16,845 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:59:16,886 INFO L191 MainTranslator]: Completed pre-run [2018-12-02 14:59:16,936 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-12-02 14:59:16,952 INFO L195 MainTranslator]: Completed translation [2018-12-02 14:59:16,952 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:59:16 WrapperNode [2018-12-02 14:59:16,952 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-12-02 14:59:16,952 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-12-02 14:59:16,953 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-12-02 14:59:16,953 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-12-02 14:59:16,958 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:59:16" (1/1) ... [2018-12-02 14:59:16,967 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:59:16" (1/1) ... [2018-12-02 14:59:16,973 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-12-02 14:59:16,973 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-12-02 14:59:16,973 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-12-02 14:59:16,973 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-12-02 14:59:16,979 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:59:16" (1/1) ... [2018-12-02 14:59:16,979 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:59:16" (1/1) ... [2018-12-02 14:59:16,981 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:59:16" (1/1) ... [2018-12-02 14:59:16,981 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:59:16" (1/1) ... [2018-12-02 14:59:16,987 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:59:16" (1/1) ... [2018-12-02 14:59:16,992 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:59:16" (1/1) ... [2018-12-02 14:59:16,993 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:59:16" (1/1) ... [2018-12-02 14:59:16,995 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-12-02 14:59:16,996 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-12-02 14:59:16,996 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-12-02 14:59:16,996 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-12-02 14:59:16,996 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:59:16" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7b639989-83b9-4f9d-94b5-820a01e18dd3/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-12-02 14:59:17,029 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-12-02 14:59:17,029 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-12-02 14:59:17,029 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-12-02 14:59:17,029 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-12-02 14:59:17,029 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-12-02 14:59:17,029 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-12-02 14:59:17,030 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-12-02 14:59:17,030 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-12-02 14:59:17,030 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-12-02 14:59:17,030 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-12-02 14:59:17,030 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-12-02 14:59:17,030 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-12-02 14:59:17,030 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-12-02 14:59:17,030 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-12-02 14:59:17,030 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-12-02 14:59:17,031 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-12-02 14:59:17,031 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-12-02 14:59:17,031 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-12-02 14:59:17,031 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-12-02 14:59:17,031 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-12-02 14:59:17,031 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-12-02 14:59:17,031 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-12-02 14:59:17,031 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-12-02 14:59:17,032 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-12-02 14:59:17,032 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-12-02 14:59:17,032 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-12-02 14:59:17,032 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-12-02 14:59:17,032 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-12-02 14:59:17,032 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-12-02 14:59:17,032 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-12-02 14:59:17,032 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-12-02 14:59:17,032 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-12-02 14:59:17,032 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-12-02 14:59:17,032 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-12-02 14:59:17,032 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-12-02 14:59:17,032 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-12-02 14:59:17,032 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-12-02 14:59:17,033 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-12-02 14:59:17,033 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-12-02 14:59:17,033 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 14:59:17,033 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 14:59:17,033 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-12-02 14:59:17,033 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-12-02 14:59:17,033 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-12-02 14:59:17,033 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-12-02 14:59:17,033 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-12-02 14:59:17,033 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-12-02 14:59:17,033 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-12-02 14:59:17,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-12-02 14:59:17,034 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-12-02 14:59:17,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-12-02 14:59:17,034 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-12-02 14:59:17,034 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-12-02 14:59:17,034 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-12-02 14:59:17,034 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-12-02 14:59:17,034 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-12-02 14:59:17,034 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-12-02 14:59:17,034 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-12-02 14:59:17,035 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-12-02 14:59:17,035 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-12-02 14:59:17,035 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-12-02 14:59:17,035 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-12-02 14:59:17,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-12-02 14:59:17,035 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-12-02 14:59:17,035 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-12-02 14:59:17,035 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-12-02 14:59:17,035 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-12-02 14:59:17,035 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-12-02 14:59:17,035 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-12-02 14:59:17,036 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-12-02 14:59:17,321 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-12-02 14:59:17,321 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-12-02 14:59:17,322 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:59:17 BoogieIcfgContainer [2018-12-02 14:59:17,322 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-12-02 14:59:17,322 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-12-02 14:59:17,322 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-12-02 14:59:17,324 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-12-02 14:59:17,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 02.12 02:59:16" (1/3) ... [2018-12-02 14:59:17,325 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ba27dfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:59:17, skipping insertion in model container [2018-12-02 14:59:17,325 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 02.12 02:59:16" (2/3) ... [2018-12-02 14:59:17,325 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ba27dfe and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 02.12 02:59:17, skipping insertion in model container [2018-12-02 14:59:17,325 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:59:17" (3/3) ... [2018-12-02 14:59:17,326 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product60_true-unreach-call_false-termination.cil.c [2018-12-02 14:59:17,332 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-12-02 14:59:17,337 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-12-02 14:59:17,346 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-12-02 14:59:17,364 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-12-02 14:59:17,365 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-12-02 14:59:17,365 INFO L383 AbstractCegarLoop]: Hoare is true [2018-12-02 14:59:17,365 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-12-02 14:59:17,365 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-12-02 14:59:17,365 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-12-02 14:59:17,365 INFO L387 AbstractCegarLoop]: Difference is false [2018-12-02 14:59:17,365 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-12-02 14:59:17,365 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-12-02 14:59:17,377 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states. [2018-12-02 14:59:17,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-12-02 14:59:17,383 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:59:17,383 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:59:17,385 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:59:17,388 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:59:17,388 INFO L82 PathProgramCache]: Analyzing trace with hash -35368606, now seen corresponding path program 1 times [2018-12-02 14:59:17,389 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:59:17,390 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:59:17,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:59:17,418 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:59:17,418 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:59:17,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:59:17,531 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 14:59:17,532 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:59:17,532 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-12-02 14:59:17,534 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-12-02 14:59:17,542 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-12-02 14:59:17,542 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 14:59:17,543 INFO L87 Difference]: Start difference. First operand 176 states. Second operand 2 states. [2018-12-02 14:59:17,570 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:59:17,571 INFO L93 Difference]: Finished difference Result 322 states and 393 transitions. [2018-12-02 14:59:17,571 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-12-02 14:59:17,572 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-12-02 14:59:17,572 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:59:17,583 INFO L225 Difference]: With dead ends: 322 [2018-12-02 14:59:17,583 INFO L226 Difference]: Without dead ends: 163 [2018-12-02 14:59:17,587 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-12-02 14:59:17,601 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2018-12-02 14:59:17,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2018-12-02 14:59:17,622 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2018-12-02 14:59:17,623 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 190 transitions. [2018-12-02 14:59:17,624 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 190 transitions. Word has length 59 [2018-12-02 14:59:17,625 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:59:17,625 INFO L480 AbstractCegarLoop]: Abstraction has 163 states and 190 transitions. [2018-12-02 14:59:17,625 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-12-02 14:59:17,625 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 190 transitions. [2018-12-02 14:59:17,627 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-12-02 14:59:17,627 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:59:17,627 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:59:17,627 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:59:17,627 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:59:17,627 INFO L82 PathProgramCache]: Analyzing trace with hash -685083891, now seen corresponding path program 1 times [2018-12-02 14:59:17,627 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:59:17,627 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:59:17,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:59:17,628 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:59:17,628 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:59:17,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:59:17,680 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 14:59:17,681 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:59:17,681 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-12-02 14:59:17,682 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-12-02 14:59:17,682 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-12-02 14:59:17,682 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 14:59:17,682 INFO L87 Difference]: Start difference. First operand 163 states and 190 transitions. Second operand 3 states. [2018-12-02 14:59:17,696 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:59:17,697 INFO L93 Difference]: Finished difference Result 261 states and 303 transitions. [2018-12-02 14:59:17,697 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-12-02 14:59:17,697 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-12-02 14:59:17,697 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:59:17,698 INFO L225 Difference]: With dead ends: 261 [2018-12-02 14:59:17,698 INFO L226 Difference]: Without dead ends: 154 [2018-12-02 14:59:17,699 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-12-02 14:59:17,699 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2018-12-02 14:59:17,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2018-12-02 14:59:17,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2018-12-02 14:59:17,708 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 178 transitions. [2018-12-02 14:59:17,708 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 178 transitions. Word has length 60 [2018-12-02 14:59:17,708 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:59:17,708 INFO L480 AbstractCegarLoop]: Abstraction has 154 states and 178 transitions. [2018-12-02 14:59:17,708 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-12-02 14:59:17,708 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 178 transitions. [2018-12-02 14:59:17,709 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-12-02 14:59:17,709 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:59:17,709 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:59:17,709 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:59:17,710 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:59:17,710 INFO L82 PathProgramCache]: Analyzing trace with hash -1773157151, now seen corresponding path program 1 times [2018-12-02 14:59:17,710 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:59:17,710 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:59:17,710 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:59:17,710 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:59:17,711 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:59:17,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:59:17,786 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 14:59:17,786 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:59:17,786 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 14:59:17,786 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 14:59:17,786 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 14:59:17,787 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-12-02 14:59:17,787 INFO L87 Difference]: Start difference. First operand 154 states and 178 transitions. Second operand 7 states. [2018-12-02 14:59:18,092 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:59:18,093 INFO L93 Difference]: Finished difference Result 462 states and 554 transitions. [2018-12-02 14:59:18,093 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-12-02 14:59:18,093 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-12-02 14:59:18,094 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:59:18,096 INFO L225 Difference]: With dead ends: 462 [2018-12-02 14:59:18,096 INFO L226 Difference]: Without dead ends: 336 [2018-12-02 14:59:18,097 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-12-02 14:59:18,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2018-12-02 14:59:18,125 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 324. [2018-12-02 14:59:18,125 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 324 states. [2018-12-02 14:59:18,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 388 transitions. [2018-12-02 14:59:18,127 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 388 transitions. Word has length 65 [2018-12-02 14:59:18,128 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:59:18,128 INFO L480 AbstractCegarLoop]: Abstraction has 324 states and 388 transitions. [2018-12-02 14:59:18,128 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 14:59:18,128 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 388 transitions. [2018-12-02 14:59:18,130 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-12-02 14:59:18,130 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:59:18,130 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:59:18,131 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:59:18,131 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:59:18,131 INFO L82 PathProgramCache]: Analyzing trace with hash -658838131, now seen corresponding path program 1 times [2018-12-02 14:59:18,131 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:59:18,131 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:59:18,132 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:59:18,132 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:59:18,132 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:59:18,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:59:18,224 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-12-02 14:59:18,225 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:59:18,225 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-12-02 14:59:18,225 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-12-02 14:59:18,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-12-02 14:59:18,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-12-02 14:59:18,226 INFO L87 Difference]: Start difference. First operand 324 states and 388 transitions. Second operand 7 states. [2018-12-02 14:59:18,644 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:59:18,644 INFO L93 Difference]: Finished difference Result 808 states and 1036 transitions. [2018-12-02 14:59:18,644 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-02 14:59:18,644 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-12-02 14:59:18,645 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:59:18,646 INFO L225 Difference]: With dead ends: 808 [2018-12-02 14:59:18,646 INFO L226 Difference]: Without dead ends: 512 [2018-12-02 14:59:18,648 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 [2018-12-02 14:59:18,648 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 512 states. [2018-12-02 14:59:18,667 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 512 to 458. [2018-12-02 14:59:18,667 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 458 states. [2018-12-02 14:59:18,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 547 transitions. [2018-12-02 14:59:18,669 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 547 transitions. Word has length 70 [2018-12-02 14:59:18,669 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:59:18,669 INFO L480 AbstractCegarLoop]: Abstraction has 458 states and 547 transitions. [2018-12-02 14:59:18,669 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-12-02 14:59:18,669 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 547 transitions. [2018-12-02 14:59:18,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-02 14:59:18,670 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:59:18,670 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:59:18,671 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:59:18,671 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:59:18,671 INFO L82 PathProgramCache]: Analyzing trace with hash 1329963175, now seen corresponding path program 1 times [2018-12-02 14:59:18,671 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:59:18,671 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:59:18,671 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:59:18,672 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:59:18,672 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:59:18,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:59:18,711 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 14:59:18,711 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:59:18,711 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-12-02 14:59:18,711 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-12-02 14:59:18,711 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-12-02 14:59:18,711 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-12-02 14:59:18,712 INFO L87 Difference]: Start difference. First operand 458 states and 547 transitions. Second operand 6 states. [2018-12-02 14:59:18,739 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:59:18,739 INFO L93 Difference]: Finished difference Result 902 states and 1110 transitions. [2018-12-02 14:59:18,739 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-12-02 14:59:18,740 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 108 [2018-12-02 14:59:18,740 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:59:18,741 INFO L225 Difference]: With dead ends: 902 [2018-12-02 14:59:18,741 INFO L226 Difference]: Without dead ends: 472 [2018-12-02 14:59:18,742 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-12-02 14:59:18,743 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 472 states. [2018-12-02 14:59:18,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 472 to 468. [2018-12-02 14:59:18,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 468 states. [2018-12-02 14:59:18,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 557 transitions. [2018-12-02 14:59:18,758 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 557 transitions. Word has length 108 [2018-12-02 14:59:18,759 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:59:18,759 INFO L480 AbstractCegarLoop]: Abstraction has 468 states and 557 transitions. [2018-12-02 14:59:18,759 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-12-02 14:59:18,759 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 557 transitions. [2018-12-02 14:59:18,760 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-02 14:59:18,760 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:59:18,760 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:59:18,760 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:59:18,760 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:59:18,761 INFO L82 PathProgramCache]: Analyzing trace with hash -1036731419, now seen corresponding path program 1 times [2018-12-02 14:59:18,761 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:59:18,761 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:59:18,761 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:59:18,761 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:59:18,762 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:59:18,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:59:18,818 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 14:59:18,818 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:59:18,818 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-12-02 14:59:18,819 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-12-02 14:59:18,819 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-12-02 14:59:18,819 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-02 14:59:18,819 INFO L87 Difference]: Start difference. First operand 468 states and 557 transitions. Second operand 8 states. [2018-12-02 14:59:18,845 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:59:18,845 INFO L93 Difference]: Finished difference Result 922 states and 1130 transitions. [2018-12-02 14:59:18,845 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-12-02 14:59:18,845 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 108 [2018-12-02 14:59:18,846 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:59:18,848 INFO L225 Difference]: With dead ends: 922 [2018-12-02 14:59:18,848 INFO L226 Difference]: Without dead ends: 482 [2018-12-02 14:59:18,849 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-12-02 14:59:18,850 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2018-12-02 14:59:18,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 476. [2018-12-02 14:59:18,871 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 476 states. [2018-12-02 14:59:18,874 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 476 states and 565 transitions. [2018-12-02 14:59:18,874 INFO L78 Accepts]: Start accepts. Automaton has 476 states and 565 transitions. Word has length 108 [2018-12-02 14:59:18,874 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:59:18,874 INFO L480 AbstractCegarLoop]: Abstraction has 476 states and 565 transitions. [2018-12-02 14:59:18,874 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-12-02 14:59:18,875 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 565 transitions. [2018-12-02 14:59:18,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-12-02 14:59:18,876 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:59:18,876 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:59:18,876 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:59:18,877 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:59:18,877 INFO L82 PathProgramCache]: Analyzing trace with hash -1277271548, now seen corresponding path program 1 times [2018-12-02 14:59:18,877 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:59:18,877 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:59:18,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:59:18,878 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:59:18,878 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:59:18,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:59:18,932 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 14:59:18,932 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:59:18,932 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-12-02 14:59:18,932 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-12-02 14:59:18,932 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-12-02 14:59:18,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-02 14:59:18,933 INFO L87 Difference]: Start difference. First operand 476 states and 565 transitions. Second operand 4 states. [2018-12-02 14:59:19,083 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:59:19,084 INFO L93 Difference]: Finished difference Result 1484 states and 1846 transitions. [2018-12-02 14:59:19,084 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-12-02 14:59:19,084 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 108 [2018-12-02 14:59:19,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:59:19,088 INFO L225 Difference]: With dead ends: 1484 [2018-12-02 14:59:19,089 INFO L226 Difference]: Without dead ends: 1036 [2018-12-02 14:59:19,090 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-12-02 14:59:19,091 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1036 states. [2018-12-02 14:59:19,155 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1036 to 1019. [2018-12-02 14:59:19,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1019 states. [2018-12-02 14:59:19,159 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 1019 states and 1244 transitions. [2018-12-02 14:59:19,160 INFO L78 Accepts]: Start accepts. Automaton has 1019 states and 1244 transitions. Word has length 108 [2018-12-02 14:59:19,160 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:59:19,161 INFO L480 AbstractCegarLoop]: Abstraction has 1019 states and 1244 transitions. [2018-12-02 14:59:19,161 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-12-02 14:59:19,161 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1244 transitions. [2018-12-02 14:59:19,163 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-12-02 14:59:19,163 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:59:19,163 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:59:19,163 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:59:19,163 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:59:19,164 INFO L82 PathProgramCache]: Analyzing trace with hash -1306050626, now seen corresponding path program 1 times [2018-12-02 14:59:19,164 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:59:19,164 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:59:19,164 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:59:19,165 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:59:19,165 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:59:19,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:59:19,247 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-12-02 14:59:19,247 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-12-02 14:59:19,247 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-12-02 14:59:19,248 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-12-02 14:59:19,248 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-12-02 14:59:19,248 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-12-02 14:59:19,249 INFO L87 Difference]: Start difference. First operand 1019 states and 1244 transitions. Second operand 9 states. [2018-12-02 14:59:19,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:59:19,858 INFO L93 Difference]: Finished difference Result 2802 states and 3576 transitions. [2018-12-02 14:59:19,858 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-12-02 14:59:19,858 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 112 [2018-12-02 14:59:19,859 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:59:19,866 INFO L225 Difference]: With dead ends: 2802 [2018-12-02 14:59:19,866 INFO L226 Difference]: Without dead ends: 1997 [2018-12-02 14:59:19,869 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-12-02 14:59:19,871 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1997 states. [2018-12-02 14:59:19,947 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1997 to 1764. [2018-12-02 14:59:19,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1764 states. [2018-12-02 14:59:19,951 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 1764 states and 2119 transitions. [2018-12-02 14:59:19,951 INFO L78 Accepts]: Start accepts. Automaton has 1764 states and 2119 transitions. Word has length 112 [2018-12-02 14:59:19,951 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:59:19,951 INFO L480 AbstractCegarLoop]: Abstraction has 1764 states and 2119 transitions. [2018-12-02 14:59:19,952 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-12-02 14:59:19,952 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 2119 transitions. [2018-12-02 14:59:19,954 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-12-02 14:59:19,954 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:59:19,954 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:59:19,954 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:59:19,955 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:59:19,955 INFO L82 PathProgramCache]: Analyzing trace with hash 2041275749, now seen corresponding path program 1 times [2018-12-02 14:59:19,955 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:59:19,955 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:59:19,955 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:59:19,956 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:59:19,956 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:59:19,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:59:20,074 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-12-02 14:59:20,074 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 14:59:20,074 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7b639989-83b9-4f9d-94b5-820a01e18dd3/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 14:59:20,082 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:59:20,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:59:20,176 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:59:20,274 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 28 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-12-02 14:59:20,300 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-02 14:59:20,300 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-12-02 14:59:20,300 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-12-02 14:59:20,300 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-12-02 14:59:20,300 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-12-02 14:59:20,301 INFO L87 Difference]: Start difference. First operand 1764 states and 2119 transitions. Second operand 16 states. [2018-12-02 14:59:21,103 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:59:21,103 INFO L93 Difference]: Finished difference Result 4039 states and 5054 transitions. [2018-12-02 14:59:21,104 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-12-02 14:59:21,104 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 174 [2018-12-02 14:59:21,104 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:59:21,110 INFO L225 Difference]: With dead ends: 4039 [2018-12-02 14:59:21,110 INFO L226 Difference]: Without dead ends: 2483 [2018-12-02 14:59:21,126 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2018-12-02 14:59:21,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2483 states. [2018-12-02 14:59:21,199 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2483 to 2221. [2018-12-02 14:59:21,199 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2221 states. [2018-12-02 14:59:21,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 2221 states and 2637 transitions. [2018-12-02 14:59:21,205 INFO L78 Accepts]: Start accepts. Automaton has 2221 states and 2637 transitions. Word has length 174 [2018-12-02 14:59:21,205 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:59:21,205 INFO L480 AbstractCegarLoop]: Abstraction has 2221 states and 2637 transitions. [2018-12-02 14:59:21,205 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-12-02 14:59:21,205 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 2637 transitions. [2018-12-02 14:59:21,210 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-12-02 14:59:21,210 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:59:21,210 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-12-02 14:59:21,210 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:59:21,210 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:59:21,211 INFO L82 PathProgramCache]: Analyzing trace with hash -643962804, now seen corresponding path program 1 times [2018-12-02 14:59:21,211 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:59:21,211 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:59:21,211 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:59:21,211 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:59:21,211 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:59:21,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:59:21,316 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 98 proven. 16 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-12-02 14:59:21,316 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 14:59:21,316 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7b639989-83b9-4f9d-94b5-820a01e18dd3/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 14:59:21,324 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:59:21,435 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:59:21,445 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:59:21,617 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 220 proven. 4 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-12-02 14:59:21,633 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-12-02 14:59:21,634 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 12] total 18 [2018-12-02 14:59:21,635 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-12-02 14:59:21,635 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-12-02 14:59:21,635 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2018-12-02 14:59:21,635 INFO L87 Difference]: Start difference. First operand 2221 states and 2637 transitions. Second operand 18 states. [2018-12-02 14:59:23,479 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:59:23,479 INFO L93 Difference]: Finished difference Result 6024 states and 7539 transitions. [2018-12-02 14:59:23,479 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-12-02 14:59:23,479 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 311 [2018-12-02 14:59:23,479 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:59:23,487 INFO L225 Difference]: With dead ends: 6024 [2018-12-02 14:59:23,487 INFO L226 Difference]: Without dead ends: 3263 [2018-12-02 14:59:23,491 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 360 GetRequests, 317 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 384 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=372, Invalid=1520, Unknown=0, NotChecked=0, Total=1892 [2018-12-02 14:59:23,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3263 states. [2018-12-02 14:59:23,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3263 to 3037. [2018-12-02 14:59:23,584 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3037 states. [2018-12-02 14:59:23,589 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3037 states to 3037 states and 3552 transitions. [2018-12-02 14:59:23,589 INFO L78 Accepts]: Start accepts. Automaton has 3037 states and 3552 transitions. Word has length 311 [2018-12-02 14:59:23,590 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:59:23,590 INFO L480 AbstractCegarLoop]: Abstraction has 3037 states and 3552 transitions. [2018-12-02 14:59:23,590 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-12-02 14:59:23,590 INFO L276 IsEmpty]: Start isEmpty. Operand 3037 states and 3552 transitions. [2018-12-02 14:59:23,595 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 371 [2018-12-02 14:59:23,595 INFO L394 BasicCegarLoop]: Found error trace [2018-12-02 14:59:23,596 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-12-02 14:59:23,596 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-12-02 14:59:23,596 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-12-02 14:59:23,596 INFO L82 PathProgramCache]: Analyzing trace with hash -1543533163, now seen corresponding path program 1 times [2018-12-02 14:59:23,596 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-12-02 14:59:23,596 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-12-02 14:59:23,597 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:59:23,597 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:59:23,597 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-12-02 14:59:23,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:59:23,702 INFO L134 CoverageAnalysis]: Checked inductivity of 505 backedges. 110 proven. 15 refuted. 0 times theorem prover too weak. 380 trivial. 0 not checked. [2018-12-02 14:59:23,702 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-12-02 14:59:23,702 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_7b639989-83b9-4f9d-94b5-820a01e18dd3/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-12-02 14:59:23,708 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-12-02 14:59:23,820 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-12-02 14:59:23,830 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-12-02 14:59:23,948 INFO L134 CoverageAnalysis]: Checked inductivity of 505 backedges. 301 proven. 0 refuted. 0 times theorem prover too weak. 204 trivial. 0 not checked. [2018-12-02 14:59:23,973 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-12-02 14:59:23,973 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [9] total 10 [2018-12-02 14:59:23,974 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2018-12-02 14:59:23,974 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2018-12-02 14:59:23,974 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=73, Unknown=0, NotChecked=0, Total=90 [2018-12-02 14:59:23,974 INFO L87 Difference]: Start difference. First operand 3037 states and 3552 transitions. Second operand 10 states. [2018-12-02 14:59:24,087 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-12-02 14:59:24,088 INFO L93 Difference]: Finished difference Result 3562 states and 4146 transitions. [2018-12-02 14:59:24,088 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-12-02 14:59:24,088 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 370 [2018-12-02 14:59:24,088 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-12-02 14:59:24,089 INFO L225 Difference]: With dead ends: 3562 [2018-12-02 14:59:24,089 INFO L226 Difference]: Without dead ends: 0 [2018-12-02 14:59:24,094 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 381 GetRequests, 372 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2018-12-02 14:59:24,094 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-12-02 14:59:24,095 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-12-02 14:59:24,095 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-12-02 14:59:24,095 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-12-02 14:59:24,095 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 370 [2018-12-02 14:59:24,095 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-12-02 14:59:24,096 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-12-02 14:59:24,096 INFO L481 AbstractCegarLoop]: Interpolant automaton has 10 states. [2018-12-02 14:59:24,096 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-12-02 14:59:24,096 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-12-02 14:59:24,099 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-12-02 14:59:24,258 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:24,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:24,261 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:24,300 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:24,307 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:24,308 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:24,336 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:24,374 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:24,416 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:24,418 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:24,421 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:24,423 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:24,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:24,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:24,458 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:24,507 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:24,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:24,556 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:24,566 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:24,568 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:24,570 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:24,571 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:24,572 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:24,595 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:24,602 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:24,604 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:24,606 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:24,607 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-12-02 14:59:25,226 WARN L180 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 128 DAG size of output: 40 [2018-12-02 14:59:25,896 WARN L180 SmtUtils]: Spent 268.00 ms on a formula simplification. DAG size of input: 143 DAG size of output: 49 [2018-12-02 14:59:26,376 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 32 [2018-12-02 14:59:26,489 WARN L180 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 136 DAG size of output: 26 [2018-12-02 14:59:26,668 WARN L180 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 108 DAG size of output: 34 [2018-12-02 14:59:26,862 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 71 DAG size of output: 34 [2018-12-02 14:59:27,177 WARN L180 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 38 [2018-12-02 14:59:27,422 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 30 [2018-12-02 14:59:27,881 WARN L180 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 36 [2018-12-02 14:59:27,914 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 902 908) the Hoare annotation is: true [2018-12-02 14:59:27,914 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 902 908) no Hoare annotation was computed. [2018-12-02 14:59:27,914 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 909 917) no Hoare annotation was computed. [2018-12-02 14:59:27,914 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 909 917) the Hoare annotation is: true [2018-12-02 14:59:27,914 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 909 917) no Hoare annotation was computed. [2018-12-02 14:59:27,914 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 370 377) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1))) [2018-12-02 14:59:27,914 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 370 377) no Hoare annotation was computed. [2018-12-02 14:59:27,914 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 370 377) no Hoare annotation was computed. [2018-12-02 14:59:27,914 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 378 387) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 0))) (.cse7 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse4 (<= 1 ~switchedOnBeforeTS~0)) (.cse5 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse6 .cse7 .cse3) (or .cse1 .cse2 .cse7 .cse6 .cse3) (or .cse0 .cse1 .cse4 .cse5 .cse3))) [2018-12-02 14:59:27,914 INFO L448 ceAbstractionStarter]: For program point L383(line 383) no Hoare annotation was computed. [2018-12-02 14:59:27,914 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 378 387) no Hoare annotation was computed. [2018-12-02 14:59:27,914 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 378 387) no Hoare annotation was computed. [2018-12-02 14:59:27,914 INFO L444 ceAbstractionStarter]: At program point L403(line 403) the Hoare annotation is: (let ((.cse4 (not (= ~waterLevel~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse5 (not (= ~systemActive~0 0))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse2 .cse0 .cse3 .cse4) (or .cse2 .cse5 .cse3 .cse4) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse0 .cse4) (or .cse2 .cse0 .cse3 .cse1) (or .cse5 (or .cse3 (or .cse2 .cse1))))) [2018-12-02 14:59:27,914 INFO L448 ceAbstractionStarter]: For program point L401(lines 401 407) no Hoare annotation was computed. [2018-12-02 14:59:27,915 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 388 416) the Hoare annotation is: true [2018-12-02 14:59:27,915 INFO L448 ceAbstractionStarter]: For program point L400(lines 400 410) no Hoare annotation was computed. [2018-12-02 14:59:27,915 INFO L444 ceAbstractionStarter]: At program point L398(line 398) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse1 (not (= ~waterLevel~0 2))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse6 (not (= ~systemActive~0 0))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse5 (not (= ~waterLevel~0 1))) (.cse3 (<= __utac_acc__Specification5_spec__3_~tmp~6 ~waterLevel~0))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse2 .cse3 .cse0 .cse4 .cse5) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse0 .cse5 .cse3) (or .cse2 .cse0 .cse4 .cse1) (or .cse6 (or .cse4 (or .cse2 .cse1))) (or .cse2 .cse6 .cse4 .cse5 .cse3))) [2018-12-02 14:59:27,915 INFO L448 ceAbstractionStarter]: For program point L398-1(line 398) no Hoare annotation was computed. [2018-12-02 14:59:27,915 INFO L448 ceAbstractionStarter]: For program point L396(lines 396 413) no Hoare annotation was computed. [2018-12-02 14:59:27,915 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 388 416) no Hoare annotation was computed. [2018-12-02 14:59:27,915 INFO L448 ceAbstractionStarter]: For program point L396-1(lines 388 416) no Hoare annotation was computed. [2018-12-02 14:59:27,915 INFO L451 ceAbstractionStarter]: At program point L394(line 394) the Hoare annotation is: true [2018-12-02 14:59:27,915 INFO L448 ceAbstractionStarter]: For program point L394-1(line 394) no Hoare annotation was computed. [2018-12-02 14:59:27,915 INFO L444 ceAbstractionStarter]: At program point L866-1(line 866) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-02 14:59:27,915 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 860 882) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-02 14:59:27,915 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 860 882) no Hoare annotation was computed. [2018-12-02 14:59:27,915 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 860 882) no Hoare annotation was computed. [2018-12-02 14:59:27,915 INFO L444 ceAbstractionStarter]: At program point L872(line 872) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~10 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-02 14:59:27,915 INFO L444 ceAbstractionStarter]: At program point L872-1(line 872) the Hoare annotation is: (or (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~10 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-02 14:59:27,915 INFO L448 ceAbstractionStarter]: For program point L870(lines 870 877) no Hoare annotation was computed. [2018-12-02 14:59:27,915 INFO L448 ceAbstractionStarter]: For program point L870-1(lines 870 877) no Hoare annotation was computed. [2018-12-02 14:59:27,915 INFO L448 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-12-02 14:59:27,916 INFO L444 ceAbstractionStarter]: At program point L867(line 867) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-02 14:59:27,916 INFO L444 ceAbstractionStarter]: At program point L866(line 866) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-02 14:59:27,916 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 271 285) no Hoare annotation was computed. [2018-12-02 14:59:27,916 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 271 285) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse7 (not (= ~waterLevel~0 2))) (.cse6 (= |old(~systemActive~0)| 0))) (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse3 (not .cse6)) (.cse4 (= 0 ~systemActive~0)) (.cse5 (or .cse1 .cse7)) (.cse0 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse4 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) .cse2) (or .cse3 .cse5 .cse4) (or (or (or .cse6 .cse7) (not (= 1 |old(~pumpRunning~0)|))) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~systemActive~0 0)))) (or .cse5 .cse0)))) [2018-12-02 14:59:27,916 INFO L444 ceAbstractionStarter]: At program point L277(line 277) the Hoare annotation is: (let ((.cse1 (not (= ~waterLevel~0 2))) (.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1) (or (or (or (= |old(~systemActive~0)| 0) .cse1) (not (= 1 |old(~pumpRunning~0)|))) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~systemActive~0 0)))) (or .cse0 (not (= ~waterLevel~0 1))))) [2018-12-02 14:59:27,916 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 271 285) no Hoare annotation was computed. [2018-12-02 14:59:27,916 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 281) no Hoare annotation was computed. [2018-12-02 14:59:27,916 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 188 196) no Hoare annotation was computed. [2018-12-02 14:59:27,916 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 188 196) the Hoare annotation is: true [2018-12-02 14:59:27,916 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 188 196) no Hoare annotation was computed. [2018-12-02 14:59:27,916 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 252 270) the Hoare annotation is: true [2018-12-02 14:59:27,916 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 252 270) no Hoare annotation was computed. [2018-12-02 14:59:27,916 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 265) no Hoare annotation was computed. [2018-12-02 14:59:27,916 INFO L451 ceAbstractionStarter]: At program point L259(line 259) the Hoare annotation is: true [2018-12-02 14:59:27,916 INFO L448 ceAbstractionStarter]: For program point L261-2(lines 261 265) no Hoare annotation was computed. [2018-12-02 14:59:27,916 INFO L448 ceAbstractionStarter]: For program point L259-1(line 259) no Hoare annotation was computed. [2018-12-02 14:59:27,916 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 252 270) no Hoare annotation was computed. [2018-12-02 14:59:27,916 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 895 901) no Hoare annotation was computed. [2018-12-02 14:59:27,916 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 895 901) the Hoare annotation is: true [2018-12-02 14:59:27,916 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 846 856) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-02 14:59:27,917 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 846 856) no Hoare annotation was computed. [2018-12-02 14:59:27,917 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 846 856) no Hoare annotation was computed. [2018-12-02 14:59:27,917 INFO L444 ceAbstractionStarter]: At program point L851(line 851) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-12-02 14:59:27,917 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 177 187) the Hoare annotation is: true [2018-12-02 14:59:27,917 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 177 187) no Hoare annotation was computed. [2018-12-02 14:59:27,917 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 177 187) no Hoare annotation was computed. [2018-12-02 14:59:27,917 INFO L451 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: true [2018-12-02 14:59:27,917 INFO L448 ceAbstractionStarter]: For program point L182-1(line 182) no Hoare annotation was computed. [2018-12-02 14:59:27,917 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 169 176) the Hoare annotation is: (let ((.cse0 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse0 (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 1))) (or (or (or (= ~systemActive~0 0) (not (= ~waterLevel~0 2))) .cse0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)))) [2018-12-02 14:59:27,917 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 169 176) no Hoare annotation was computed. [2018-12-02 14:59:27,917 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 169 176) no Hoare annotation was computed. [2018-12-02 14:59:27,917 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 1007 1020) no Hoare annotation was computed. [2018-12-02 14:59:27,917 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1017) no Hoare annotation was computed. [2018-12-02 14:59:27,917 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 1007 1020) the Hoare annotation is: true [2018-12-02 14:59:27,917 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 1007 1020) no Hoare annotation was computed. [2018-12-02 14:59:27,917 INFO L444 ceAbstractionStarter]: At program point L128(line 128) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (and (= processEnvironment_~tmp~1 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-12-02 14:59:27,917 INFO L448 ceAbstractionStarter]: For program point L126(lines 126 134) no Hoare annotation was computed. [2018-12-02 14:59:27,917 INFO L444 ceAbstractionStarter]: At program point L124(line 124) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3) (or .cse1 .cse2 .cse0 .cse3))) [2018-12-02 14:59:27,917 INFO L448 ceAbstractionStarter]: For program point L124-1(line 124) no Hoare annotation was computed. [2018-12-02 14:59:27,917 INFO L448 ceAbstractionStarter]: For program point L122(lines 122 139) no Hoare annotation was computed. [2018-12-02 14:59:27,918 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 118 142) no Hoare annotation was computed. [2018-12-02 14:59:27,918 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 118 142) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 (not (= 1 |old(~pumpRunning~0)|)) .cse1 .cse2 .cse3) (or .cse4 .cse1 .cse0 .cse2 .cse3) (or (or .cse2 (or .cse4 .cse1 (not (= ~waterLevel~0 2)))) .cse0))) [2018-12-02 14:59:27,918 INFO L444 ceAbstractionStarter]: At program point L137(line 137) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse0 .cse4 .cse1 .cse2) (or (or .cse1 (or .cse3 .cse0 (not (= ~waterLevel~0 2)))) .cse4))) [2018-12-02 14:59:27,918 INFO L448 ceAbstractionStarter]: For program point L137-1(lines 118 142) no Hoare annotation was computed. [2018-12-02 14:59:27,918 INFO L444 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-12-02 14:59:27,918 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 84 90) no Hoare annotation was computed. [2018-12-02 14:59:27,918 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 84 90) the Hoare annotation is: true [2018-12-02 14:59:27,918 INFO L444 ceAbstractionStarter]: At program point L320(line 320) the Hoare annotation is: (let ((.cse8 (= 0 ~pumpRunning~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (let ((.cse6 (and .cse8 .cse1 .cse2)) (.cse0 (= 2 ~waterLevel~0)) (.cse7 (= 1 ~waterLevel~0)) (.cse3 (and .cse8 .cse2)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse4 (= 0 ~systemActive~0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse4 .cse5) (and .cse6 .cse7) (and .cse6 .cse0 .cse5) (not (= |old(~waterLevel~0)| 1)) (and (and .cse7 .cse3 .cse5) .cse4)))) [2018-12-02 14:59:27,918 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 298 365) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-02 14:59:27,918 INFO L448 ceAbstractionStarter]: For program point L318(lines 318 324) no Hoare annotation was computed. [2018-12-02 14:59:27,918 INFO L448 ceAbstractionStarter]: For program point L318-1(lines 318 324) no Hoare annotation was computed. [2018-12-02 14:59:27,918 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 298 365) no Hoare annotation was computed. [2018-12-02 14:59:27,918 INFO L448 ceAbstractionStarter]: For program point L310(lines 310 314) no Hoare annotation was computed. [2018-12-02 14:59:27,918 INFO L444 ceAbstractionStarter]: At program point L358(lines 307 359) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-12-02 14:59:27,918 INFO L444 ceAbstractionStarter]: At program point L348(line 348) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse2 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (and (= ~pumpRunning~0 1) (and (not (= ~systemActive~0 0)) .cse0 .cse1)) (not (= |old(~systemActive~0)| 1)) (and .cse2 .cse0 .cse1) (not (= 0 |old(~pumpRunning~0)|)) (and .cse2 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (not (= |old(~waterLevel~0)| 1)))) [2018-12-02 14:59:27,918 INFO L448 ceAbstractionStarter]: For program point L346(lines 346 352) no Hoare annotation was computed. [2018-12-02 14:59:27,918 INFO L444 ceAbstractionStarter]: At program point L346-1(lines 338 353) the Hoare annotation is: (let ((.cse5 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse4 (= 0 ~systemActive~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (and (and .cse3 .cse0 .cse2) .cse4) (and .cse3 .cse5 .cse1 .cse2) (and .cse3 .cse5 .cse2 .cse4) (and .cse3 .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)))) [2018-12-02 14:59:27,919 INFO L448 ceAbstractionStarter]: For program point L309(lines 308 357) no Hoare annotation was computed. [2018-12-02 14:59:27,919 INFO L444 ceAbstractionStarter]: At program point L340(line 340) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse2 (= 2 ~waterLevel~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1) (and .cse2 (= ~pumpRunning~0 1) .cse1) (not (= |old(~waterLevel~0)| 1)) (and .cse0 .cse2 .cse1))) [2018-12-02 14:59:27,919 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 353) no Hoare annotation was computed. [2018-12-02 14:59:27,919 INFO L444 ceAbstractionStarter]: At program point L330(line 330) the Hoare annotation is: (let ((.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse6 (= 0 ~systemActive~0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (and .cse3 .cse4 .cse1 .cse2) (and (and (and .cse3 .cse0 .cse2) .cse5) .cse6) (and .cse3 .cse0 .cse1 .cse2) (and .cse3 .cse4 .cse2 .cse6 .cse5) (not (= |old(~waterLevel~0)| 1)))) [2018-12-02 14:59:27,919 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 334) no Hoare annotation was computed. [2018-12-02 14:59:27,919 INFO L448 ceAbstractionStarter]: For program point L328-1(lines 328 334) no Hoare annotation was computed. [2018-12-02 14:59:27,919 INFO L444 ceAbstractionStarter]: At program point L355(lines 308 357) the Hoare annotation is: (let ((.cse4 (= 0 ~systemActive~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse3 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 (= |old(~waterLevel~0)| ~waterLevel~0) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and (and .cse0 .cse3 .cse2) .cse4 .cse5) (and .cse0 (= 1 ~waterLevel~0) .cse2 .cse4 .cse5) (and .cse3 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse3 .cse1 .cse2 .cse5) (not (= |old(~waterLevel~0)| 1)))) [2018-12-02 14:59:27,919 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 298 365) no Hoare annotation was computed. [2018-12-02 14:59:27,919 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 143 150) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-12-02 14:59:27,919 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 143 150) no Hoare annotation was computed. [2018-12-02 14:59:27,919 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 143 150) no Hoare annotation was computed. [2018-12-02 14:59:27,919 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 1021 1029) no Hoare annotation was computed. [2018-12-02 14:59:27,919 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 1021 1029) the Hoare annotation is: true [2018-12-02 14:59:27,919 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 1021 1029) no Hoare annotation was computed. [2018-12-02 14:59:27,919 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-12-02 14:59:27,919 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-12-02 14:59:27,919 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-12-02 14:59:27,919 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 165) no Hoare annotation was computed. [2018-12-02 14:59:27,919 INFO L444 ceAbstractionStarter]: At program point L157(line 157) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-12-02 14:59:27,919 INFO L448 ceAbstractionStarter]: For program point L157-1(line 157) no Hoare annotation was computed. [2018-12-02 14:59:27,919 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 152 168) no Hoare annotation was computed. [2018-12-02 14:59:27,920 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 152 168) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-12-02 14:59:27,920 INFO L444 ceAbstractionStarter]: At program point L163(line 163) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 2))) [2018-12-02 14:59:27,920 INFO L448 ceAbstractionStarter]: For program point L163-1(lines 152 168) no Hoare annotation was computed. [2018-12-02 14:59:27,920 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 998 1006) the Hoare annotation is: true [2018-12-02 14:59:27,920 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 998 1006) no Hoare annotation was computed. [2018-12-02 14:59:27,920 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 998 1006) no Hoare annotation was computed. [2018-12-02 14:59:27,920 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 233 251) no Hoare annotation was computed. [2018-12-02 14:59:27,920 INFO L451 ceAbstractionStarter]: At program point L240(line 240) the Hoare annotation is: true [2018-12-02 14:59:27,920 INFO L448 ceAbstractionStarter]: For program point L242-2(lines 242 246) no Hoare annotation was computed. [2018-12-02 14:59:27,920 INFO L448 ceAbstractionStarter]: For program point L240-1(line 240) no Hoare annotation was computed. [2018-12-02 14:59:27,920 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 233 251) the Hoare annotation is: true [2018-12-02 14:59:27,920 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 233 251) no Hoare annotation was computed. [2018-12-02 14:59:27,920 INFO L448 ceAbstractionStarter]: For program point L242(lines 242 246) no Hoare annotation was computed. [2018-12-02 14:59:27,920 INFO L448 ceAbstractionStarter]: For program point L958-1(lines 954 965) no Hoare annotation was computed. [2018-12-02 14:59:27,920 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 954 965) the Hoare annotation is: true [2018-12-02 14:59:27,920 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 954 965) no Hoare annotation was computed. [2018-12-02 14:59:27,920 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 785 814) no Hoare annotation was computed. [2018-12-02 14:59:27,920 INFO L448 ceAbstractionStarter]: For program point L799(lines 799 803) no Hoare annotation was computed. [2018-12-02 14:59:27,920 INFO L451 ceAbstractionStarter]: At program point L799-1(lines 799 803) the Hoare annotation is: true [2018-12-02 14:59:27,920 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 785 814) the Hoare annotation is: true [2018-12-02 14:59:27,920 INFO L448 ceAbstractionStarter]: For program point L796(line 796) no Hoare annotation was computed. [2018-12-02 14:59:27,920 INFO L451 ceAbstractionStarter]: At program point L795-2(lines 795 809) the Hoare annotation is: true [2018-12-02 14:59:27,920 INFO L451 ceAbstractionStarter]: At program point L791(line 791) the Hoare annotation is: true [2018-12-02 14:59:27,920 INFO L448 ceAbstractionStarter]: For program point L791-1(line 791) no Hoare annotation was computed. [2018-12-02 14:59:27,921 INFO L451 ceAbstractionStarter]: At program point L810(lines 785 814) the Hoare annotation is: true [2018-12-02 14:59:27,921 INFO L448 ceAbstractionStarter]: For program point L806(line 806) no Hoare annotation was computed. [2018-12-02 14:59:27,921 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 966 974) the Hoare annotation is: true [2018-12-02 14:59:27,921 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 966 974) no Hoare annotation was computed. [2018-12-02 14:59:27,921 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 966 974) no Hoare annotation was computed. [2018-12-02 14:59:27,921 INFO L448 ceAbstractionStarter]: For program point L64(lines 60 82) no Hoare annotation was computed. [2018-12-02 14:59:27,921 INFO L448 ceAbstractionStarter]: For program point L62(lines 60 82) no Hoare annotation was computed. [2018-12-02 14:59:27,921 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 57 83) the Hoare annotation is: (let ((.cse12 (= 0 ~pumpRunning~0)) (.cse9 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse4 (and .cse12 .cse9)) (.cse7 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse8 (<= 1 ~switchedOnBeforeTS~0)) (.cse1 (not (= |old(~waterLevel~0)| 2))) (.cse3 (and .cse12 (= 2 ~waterLevel~0))) (.cse6 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 0))) (.cse11 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse10 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse5 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1) .cse2 .cse3) (or .cse0 .cse2 .cse4 .cse5) (or .cse0 .cse6 .cse4 .cse5) (or .cse7 .cse0 .cse8 .cse6 .cse5) (or (and (= ~pumpRunning~0 1) .cse9) (or (or .cse6 .cse1) (not (= 1 |old(~pumpRunning~0)|)))) (or .cse7 .cse0 .cse2 .cse5 .cse8) (or (or .cse0 .cse6 .cse1) .cse3) (or .cse0 .cse6 .cse10 .cse11 .cse5) (or .cse0 .cse2 .cse11 .cse10 .cse5)))) [2018-12-02 14:59:27,921 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 57 83) no Hoare annotation was computed. [2018-12-02 14:59:27,921 INFO L444 ceAbstractionStarter]: At program point L73(line 73) the Hoare annotation is: (let ((.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse1 (not (= ~systemActive~0 1))) (.cse4 (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) .cse0)) (.cse6 (not (= |old(~waterLevel~0)| 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse5 (not (= ~systemActive~0 0)))) (and (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0) (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|)))) (or (or .cse3 .cse1 .cse2) .cse4) (or .cse3 .cse5 .cse6) (or .cse3 .cse1 .cse4 .cse6) (or (or .cse3 .cse2) .cse5)))) [2018-12-02 14:59:27,921 INFO L444 ceAbstractionStarter]: At program point L71(lines 71 77) the Hoare annotation is: (let ((.cse5 (= 0 ~pumpRunning~0)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~systemActive~0 0))) (.cse3 (and .cse5 .cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse7 (not (= |old(~waterLevel~0)| 1)))) (and (or (or .cse0 .cse1 .cse2) .cse3 (and (= ~pumpRunning~0 1) .cse4)) (or (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))) (and (<= 1 ~switchedOnBeforeTS~0) .cse5 (= 1 ~waterLevel~0))) (or .cse3 (or .cse0 .cse2) .cse6) (or .cse0 .cse1 .cse3 .cse7) (or .cse0 .cse6 .cse3 .cse7)))) [2018-12-02 14:59:27,921 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 57 83) no Hoare annotation was computed. [2018-12-02 14:59:27,921 INFO L444 ceAbstractionStarter]: At program point L66(line 66) the Hoare annotation is: (let ((.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse1 (not (= ~systemActive~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not (= ~systemActive~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse3) (or .cse0 .cse4 .cse3) (or (and (= ~pumpRunning~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|)))) (or (or .cse0 .cse2) .cse4))) [2018-12-02 14:59:27,921 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 930 941) the Hoare annotation is: (or (or (not (= ~systemActive~0 1)) (not (= 1 ~pumpRunning~0)) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 2))) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-12-02 14:59:27,921 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 930 941) no Hoare annotation was computed. [2018-12-02 14:59:27,921 INFO L448 ceAbstractionStarter]: For program point L934-1(lines 930 941) no Hoare annotation was computed. [2018-12-02 14:59:27,921 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 839 845) no Hoare annotation was computed. [2018-12-02 14:59:27,921 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 839 845) the Hoare annotation is: true [2018-12-02 14:59:27,922 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-12-02 14:59:27,922 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-12-02 14:59:27,922 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-12-02 14:59:27,922 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-12-02 14:59:27,922 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 286 293) no Hoare annotation was computed. [2018-12-02 14:59:27,922 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 286 293) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= |old(~systemActive~0)| 0))) (.cse2 (= 0 ~systemActive~0))) (and (or .cse0 .cse1 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) .cse2 (not (= ~waterLevel~0 1))) (or (or .cse0 (not (= ~waterLevel~0 2))) .cse1 .cse2))) [2018-12-02 14:59:27,922 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 286 293) no Hoare annotation was computed. [2018-12-02 14:59:27,922 INFO L448 ceAbstractionStarter]: For program point L98-1(line 98) no Hoare annotation was computed. [2018-12-02 14:59:27,922 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 92 116) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) .cse2))) [2018-12-02 14:59:27,922 INFO L448 ceAbstractionStarter]: For program point L96(lines 96 113) no Hoare annotation was computed. [2018-12-02 14:59:27,922 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 92 116) no Hoare annotation was computed. [2018-12-02 14:59:27,922 INFO L444 ceAbstractionStarter]: At program point L111(line 111) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))))) [2018-12-02 14:59:27,922 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 92 116) no Hoare annotation was computed. [2018-12-02 14:59:27,922 INFO L444 ceAbstractionStarter]: At program point L106(line 106) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse3 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse3) (or .cse1 .cse2 .cse3 .cse0 (not (= ~waterLevel~0 1))))) [2018-12-02 14:59:27,922 INFO L444 ceAbstractionStarter]: At program point L102(line 102) the Hoare annotation is: (let ((.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) [2018-12-02 14:59:27,922 INFO L448 ceAbstractionStarter]: For program point L100(lines 100 108) no Hoare annotation was computed. [2018-12-02 14:59:27,922 INFO L444 ceAbstractionStarter]: At program point L98(line 98) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) .cse2))) [2018-12-02 14:59:27,922 INFO L448 ceAbstractionStarter]: For program point L946-1(lines 942 953) no Hoare annotation was computed. [2018-12-02 14:59:27,922 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 942 953) no Hoare annotation was computed. [2018-12-02 14:59:27,923 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 942 953) the Hoare annotation is: (let ((.cse5 (not (= ~systemActive~0 0))) (.cse4 (not (= |old(~waterLevel~0)| 1))) (.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse6 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= |old(~waterLevel~0)| 2)))) (and (or .cse0 .cse1 (not (= 1 ~pumpRunning~0)) .cse2) (or (or .cse3 .cse1 .cse4) .cse0) (or .cse0 .cse5 .cse6 .cse3 .cse2) (or .cse5 (or .cse4 .cse3) .cse6 .cse0) (or .cse0 (or .cse3 .cse1) .cse6 .cse2))) [2018-12-02 14:59:27,923 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 919 926) no Hoare annotation was computed. [2018-12-02 14:59:27,923 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 919 926) the Hoare annotation is: true [2018-12-02 14:59:27,923 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 923) no Hoare annotation was computed. [2018-12-02 14:59:27,923 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 919 926) no Hoare annotation was computed. [2018-12-02 14:59:27,930 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 02.12 02:59:27 BoogieIcfgContainer [2018-12-02 14:59:27,930 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-12-02 14:59:27,930 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-12-02 14:59:27,930 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-12-02 14:59:27,930 INFO L276 PluginConnector]: Witness Printer initialized [2018-12-02 14:59:27,931 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 02.12 02:59:17" (3/4) ... [2018-12-02 14:59:27,933 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-12-02 14:59:27,937 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-12-02 14:59:27,937 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-12-02 14:59:27,937 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-12-02 14:59:27,937 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-12-02 14:59:27,937 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-12-02 14:59:27,938 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-12-02 14:59:27,938 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-12-02 14:59:27,938 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-12-02 14:59:27,938 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-12-02 14:59:27,938 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-12-02 14:59:27,938 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-12-02 14:59:27,938 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-12-02 14:59:27,938 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-12-02 14:59:27,938 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-12-02 14:59:27,938 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-12-02 14:59:27,938 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-12-02 14:59:27,938 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-12-02 14:59:27,938 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-12-02 14:59:27,938 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-12-02 14:59:27,938 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-12-02 14:59:27,938 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-12-02 14:59:27,938 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-12-02 14:59:27,938 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-12-02 14:59:27,938 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-12-02 14:59:27,938 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-12-02 14:59:27,938 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-12-02 14:59:27,938 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-12-02 14:59:27,939 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-12-02 14:59:27,939 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-12-02 14:59:27,939 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-12-02 14:59:27,939 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-12-02 14:59:27,939 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-12-02 14:59:27,939 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-12-02 14:59:27,943 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-12-02 14:59:27,944 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-12-02 14:59:27,944 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-12-02 14:59:27,944 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-12-02 14:59:27,944 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-12-02 14:59:27,944 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-12-02 14:59:27,962 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((((((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && 1 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) [2018-12-02 14:59:27,962 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-12-02 14:59:27,988 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_7b639989-83b9-4f9d-94b5-820a01e18dd3/bin-2019/uautomizer/witness.graphml [2018-12-02 14:59:27,988 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-12-02 14:59:27,988 INFO L168 Benchmark]: Toolchain (without parser) took 11326.71 ms. Allocated memory was 1.0 GB in the beginning and 1.5 GB in the end (delta: 479.7 MB). Free memory was 950.6 MB in the beginning and 1.2 GB in the end (delta: -218.9 MB). Peak memory consumption was 260.9 MB. Max. memory is 11.5 GB. [2018-12-02 14:59:27,989 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:59:27,989 INFO L168 Benchmark]: CACSL2BoogieTranslator took 289.62 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -146.2 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. [2018-12-02 14:59:27,989 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. [2018-12-02 14:59:27,989 INFO L168 Benchmark]: Boogie Preprocessor took 22.60 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-12-02 14:59:27,989 INFO L168 Benchmark]: RCFGBuilder took 326.24 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 53.0 MB). Peak memory consumption was 53.0 MB. Max. memory is 11.5 GB. [2018-12-02 14:59:27,989 INFO L168 Benchmark]: TraceAbstraction took 10607.80 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 372.2 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -141.3 MB). Peak memory consumption was 604.4 MB. Max. memory is 11.5 GB. [2018-12-02 14:59:27,989 INFO L168 Benchmark]: Witness Printer took 57.55 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. [2018-12-02 14:59:27,990 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 979.6 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 289.62 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 107.5 MB). Free memory was 950.6 MB in the beginning and 1.1 GB in the end (delta: -146.2 MB). Peak memory consumption was 27.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 20.22 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 2.7 MB). Peak memory consumption was 2.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.60 ms. Allocated memory is still 1.1 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 326.24 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.0 GB in the end (delta: 53.0 MB). Peak memory consumption was 53.0 MB. Max. memory is 11.5 GB. * TraceAbstraction took 10607.80 ms. Allocated memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: 372.2 MB). Free memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: -141.3 MB). Peak memory consumption was 604.4 MB. Max. memory is 11.5 GB. * Witness Printer took 57.55 ms. Allocated memory is still 1.5 GB. Free memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 12.9 MB). Peak memory consumption was 12.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 923]: 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: 307]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: (((((((((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0) || !(\old(systemActive) == 1)) || ((((0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || ((((0 == pumpRunning && 1 == waterLevel) && splverifierCounter == 0) && 0 == systemActive) && switchedOnBeforeTS == pumpRunning)) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || !(0 == \old(pumpRunning))) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 795]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 34 procedures, 176 locations, 1 error locations. SAFE Result, 10.5s OverallTime, 11 OverallIterations, 9 TraceHistogramMax, 4.4s AutomataDifference, 0.0s DeadEndRemovalTime, 3.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 2556 SDtfs, 2519 SDslu, 8910 SDs, 0 SdLazy, 6209 SolverSat, 1191 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1033 GetRequests, 899 SyntacticMatches, 2 SemanticMatches, 132 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 645 ImplicationChecksByTransitivity, 0.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3037occurred in iteration=10, 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: 0.4s AutomataMinimizationTime, 11 MinimizatonAttempts, 814 StatesRemovedByMinimization, 8 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 4135 PreInvPairs, 4296 NumberOfFragments, 2468 HoareAnnotationTreeSize, 4135 FomulaSimplifications, 16445 FormulaSimplificationTreeSizeReduction, 0.5s HoareSimplificationTime, 72 FomulaSimplificationsInter, 29947 FormulaSimplificationTreeSizeReductionInter, 3.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.9s InterpolantComputationTime, 2400 NumberOfCodeBlocks, 2400 NumberOfCodeBlocksAsserted, 14 NumberOfCheckSat, 2386 ConstructedInterpolants, 0 QuantifiedInterpolants, 802712 SizeOfPredicates, 10 NumberOfNonLiveVariables, 3707 ConjunctsInSsa, 33 ConjunctsInUnsatCore, 14 InterpolantComputations, 9 PerfectInterpolantSequences, 1641/1698 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...