./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec2_product64_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/product-lines/minepump_spec2_product64_true-unreach-call_false-termination.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --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 73819447b87648cd463b03989cd8839b460fd303 ....................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 18:45:09,859 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 18:45:09,860 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 18:45:09,873 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 18:45:09,874 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 18:45:09,875 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 18:45:09,876 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 18:45:09,878 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 18:45:09,880 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 18:45:09,881 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 18:45:09,882 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 18:45:09,882 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 18:45:09,883 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 18:45:09,885 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 18:45:09,886 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 18:45:09,887 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 18:45:09,888 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 18:45:09,890 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 18:45:09,892 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 18:45:09,894 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 18:45:09,895 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 18:45:09,896 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 18:45:09,899 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 18:45:09,901 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 18:45:09,901 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 18:45:09,904 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 18:45:09,905 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 18:45:09,906 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 18:45:09,907 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 18:45:09,908 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 18:45:09,910 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 18:45:09,911 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 18:45:09,911 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 18:45:09,911 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 18:45:09,913 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 18:45:09,915 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 18:45:09,915 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 18:45:09,934 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 18:45:09,934 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 18:45:09,935 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 18:45:09,935 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 18:45:09,936 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 18:45:09,936 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 18:45:09,936 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 18:45:09,936 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 18:45:09,936 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 18:45:09,939 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 18:45:09,939 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 18:45:09,939 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 18:45:09,939 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 18:45:09,939 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 18:45:09,940 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 18:45:09,940 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 18:45:09,940 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 18:45:09,940 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 18:45:09,940 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 18:45:09,940 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 18:45:09,941 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 18:45:09,941 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 18:45:09,941 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 18:45:09,941 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 18:45:09,941 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 18:45:09,945 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 18:45:09,945 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 18:45:09,945 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 18:45:09,945 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 18:45:09,945 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 18:45:09,946 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 -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux 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 -> 73819447b87648cd463b03989cd8839b460fd303 [2018-11-28 18:45:09,989 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 18:45:10,006 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 18:45:10,010 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 18:45:10,013 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 18:45:10,014 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 18:45:10,014 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec2_product64_true-unreach-call_false-termination.cil.c [2018-11-28 18:45:10,084 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eae230f7c/9619350e09f244ce9070d0a22204a8af/FLAGb82f8724d [2018-11-28 18:45:10,562 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 18:45:10,563 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec2_product64_true-unreach-call_false-termination.cil.c [2018-11-28 18:45:10,580 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eae230f7c/9619350e09f244ce9070d0a22204a8af/FLAGb82f8724d [2018-11-28 18:45:10,871 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/eae230f7c/9619350e09f244ce9070d0a22204a8af [2018-11-28 18:45:10,875 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 18:45:10,876 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 18:45:10,877 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 18:45:10,877 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 18:45:10,881 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 18:45:10,882 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:45:10" (1/1) ... [2018-11-28 18:45:10,885 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2bde30f6 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:45:10, skipping insertion in model container [2018-11-28 18:45:10,885 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:45:10" (1/1) ... [2018-11-28 18:45:10,894 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 18:45:10,952 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 18:45:11,365 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:45:11,387 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 18:45:11,511 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:45:11,647 INFO L195 MainTranslator]: Completed translation [2018-11-28 18:45:11,647 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:45:11 WrapperNode [2018-11-28 18:45:11,648 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 18:45:11,648 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 18:45:11,649 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 18:45:11,649 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 18:45:11,659 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:45:11" (1/1) ... [2018-11-28 18:45:11,687 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:45:11" (1/1) ... [2018-11-28 18:45:11,701 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 18:45:11,701 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 18:45:11,701 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 18:45:11,702 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 18:45:11,713 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:45:11" (1/1) ... [2018-11-28 18:45:11,713 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:45:11" (1/1) ... [2018-11-28 18:45:11,717 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:45:11" (1/1) ... [2018-11-28 18:45:11,718 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:45:11" (1/1) ... [2018-11-28 18:45:11,748 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:45:11" (1/1) ... [2018-11-28 18:45:11,764 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:45:11" (1/1) ... [2018-11-28 18:45:11,770 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:45:11" (1/1) ... [2018-11-28 18:45:11,776 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 18:45:11,776 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 18:45:11,776 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 18:45:11,777 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 18:45:11,777 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:45:11" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 18:45:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 18:45:11,830 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 18:45:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 18:45:11,830 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 18:45:11,830 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-28 18:45:11,831 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-28 18:45:11,831 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-28 18:45:11,831 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-28 18:45:11,831 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 18:45:11,831 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 18:45:11,831 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 18:45:11,831 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-28 18:45:11,832 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-28 18:45:11,832 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 18:45:11,832 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 18:45:11,832 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 18:45:11,832 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 18:45:11,832 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 18:45:11,833 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 18:45:11,833 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-28 18:45:11,833 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-28 18:45:11,833 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-28 18:45:11,833 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-28 18:45:11,833 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-28 18:45:11,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-28 18:45:11,834 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-28 18:45:11,834 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-28 18:45:11,834 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-28 18:45:11,834 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-28 18:45:11,834 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-28 18:45:11,834 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-28 18:45:11,834 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 18:45:11,834 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 18:45:11,835 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 18:45:11,835 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 18:45:11,835 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 18:45:11,835 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 18:45:11,835 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 18:45:11,835 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 18:45:11,835 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-28 18:45:11,836 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-28 18:45:11,836 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 18:45:11,836 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 18:45:11,836 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 18:45:11,837 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 18:45:11,837 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 18:45:11,837 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 18:45:11,837 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 18:45:11,837 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 18:45:11,837 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 18:45:11,837 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2018-11-28 18:45:11,838 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 18:45:11,838 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 18:45:11,838 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 18:45:11,838 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 18:45:11,838 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 18:45:11,838 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 18:45:11,838 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 18:45:11,841 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 18:45:11,841 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 18:45:11,841 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 18:45:11,841 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 18:45:11,841 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 18:45:11,841 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 18:45:11,841 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 18:45:11,842 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 18:45:11,843 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 18:45:11,843 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 18:45:12,884 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 18:45:12,885 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 18:45:12,886 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:45:12 BoogieIcfgContainer [2018-11-28 18:45:12,886 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 18:45:12,888 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 18:45:12,888 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 18:45:12,892 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 18:45:12,892 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 06:45:10" (1/3) ... [2018-11-28 18:45:12,893 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bd006ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:45:12, skipping insertion in model container [2018-11-28 18:45:12,893 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:45:11" (2/3) ... [2018-11-28 18:45:12,894 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4bd006ce and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:45:12, skipping insertion in model container [2018-11-28 18:45:12,894 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:45:12" (3/3) ... [2018-11-28 18:45:12,897 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product64_true-unreach-call_false-termination.cil.c [2018-11-28 18:45:12,908 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 18:45:12,917 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 18:45:12,936 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 18:45:12,973 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 18:45:12,974 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 18:45:12,974 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 18:45:12,974 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 18:45:12,975 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 18:45:12,975 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 18:45:12,975 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 18:45:12,975 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 18:45:12,976 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 18:45:13,003 INFO L276 IsEmpty]: Start isEmpty. Operand 178 states. [2018-11-28 18:45:13,014 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-28 18:45:13,014 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:45:13,015 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:45:13,018 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:45:13,024 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:45:13,025 INFO L82 PathProgramCache]: Analyzing trace with hash -1192230650, now seen corresponding path program 1 times [2018-11-28 18:45:13,027 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:45:13,028 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:45:13,079 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:13,079 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:45:13,079 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:13,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:45:13,368 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:45:13,371 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:45:13,374 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 18:45:13,379 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 18:45:13,395 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 18:45:13,396 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 18:45:13,399 INFO L87 Difference]: Start difference. First operand 178 states. Second operand 2 states. [2018-11-28 18:45:13,456 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:45:13,456 INFO L93 Difference]: Finished difference Result 326 states and 407 transitions. [2018-11-28 18:45:13,456 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 18:45:13,458 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-28 18:45:13,459 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:45:13,474 INFO L225 Difference]: With dead ends: 326 [2018-11-28 18:45:13,474 INFO L226 Difference]: Without dead ends: 165 [2018-11-28 18:45:13,481 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 18:45:13,501 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2018-11-28 18:45:13,544 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 165. [2018-11-28 18:45:13,546 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 165 states. [2018-11-28 18:45:13,550 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 165 states to 165 states and 197 transitions. [2018-11-28 18:45:13,552 INFO L78 Accepts]: Start accepts. Automaton has 165 states and 197 transitions. Word has length 51 [2018-11-28 18:45:13,552 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:45:13,553 INFO L480 AbstractCegarLoop]: Abstraction has 165 states and 197 transitions. [2018-11-28 18:45:13,553 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 18:45:13,553 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 197 transitions. [2018-11-28 18:45:13,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-28 18:45:13,558 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:45:13,558 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:45:13,558 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:45:13,558 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:45:13,559 INFO L82 PathProgramCache]: Analyzing trace with hash 1373710090, now seen corresponding path program 1 times [2018-11-28 18:45:13,559 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:45:13,559 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:45:13,560 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:13,560 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:45:13,561 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:13,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:45:13,800 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:45:13,800 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:45:13,800 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 18:45:13,802 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 18:45:13,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 18:45:13,803 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:45:13,804 INFO L87 Difference]: Start difference. First operand 165 states and 197 transitions. Second operand 3 states. [2018-11-28 18:45:13,848 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:45:13,848 INFO L93 Difference]: Finished difference Result 265 states and 317 transitions. [2018-11-28 18:45:13,849 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 18:45:13,849 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-11-28 18:45:13,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:45:13,853 INFO L225 Difference]: With dead ends: 265 [2018-11-28 18:45:13,854 INFO L226 Difference]: Without dead ends: 156 [2018-11-28 18:45:13,856 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:45:13,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 156 states. [2018-11-28 18:45:13,879 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 156 to 156. [2018-11-28 18:45:13,882 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 156 states. [2018-11-28 18:45:13,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 156 states to 156 states and 185 transitions. [2018-11-28 18:45:13,890 INFO L78 Accepts]: Start accepts. Automaton has 156 states and 185 transitions. Word has length 52 [2018-11-28 18:45:13,890 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:45:13,890 INFO L480 AbstractCegarLoop]: Abstraction has 156 states and 185 transitions. [2018-11-28 18:45:13,891 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 18:45:13,891 INFO L276 IsEmpty]: Start isEmpty. Operand 156 states and 185 transitions. [2018-11-28 18:45:13,894 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-28 18:45:13,897 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:45:13,899 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:45:13,899 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:45:13,899 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:45:13,900 INFO L82 PathProgramCache]: Analyzing trace with hash 1939487040, now seen corresponding path program 1 times [2018-11-28 18:45:13,900 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:45:13,900 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:45:13,903 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:13,903 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:45:13,903 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:13,936 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:45:14,271 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:45:14,272 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:45:14,272 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 18:45:14,273 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 18:45:14,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 18:45:14,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:45:14,274 INFO L87 Difference]: Start difference. First operand 156 states and 185 transitions. Second operand 7 states. [2018-11-28 18:45:15,886 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:45:15,886 INFO L93 Difference]: Finished difference Result 463 states and 569 transitions. [2018-11-28 18:45:15,887 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-28 18:45:15,888 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-11-28 18:45:15,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:45:15,893 INFO L225 Difference]: With dead ends: 463 [2018-11-28 18:45:15,893 INFO L226 Difference]: Without dead ends: 335 [2018-11-28 18:45:15,895 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 18:45:15,896 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 335 states. [2018-11-28 18:45:15,944 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 335 to 323. [2018-11-28 18:45:15,944 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 323 states. [2018-11-28 18:45:15,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 323 states to 323 states and 396 transitions. [2018-11-28 18:45:15,947 INFO L78 Accepts]: Start accepts. Automaton has 323 states and 396 transitions. Word has length 57 [2018-11-28 18:45:15,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:45:15,948 INFO L480 AbstractCegarLoop]: Abstraction has 323 states and 396 transitions. [2018-11-28 18:45:15,948 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 18:45:15,948 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 396 transitions. [2018-11-28 18:45:15,952 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2018-11-28 18:45:15,952 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:45:15,952 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:45:15,952 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:45:15,953 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:45:15,953 INFO L82 PathProgramCache]: Analyzing trace with hash 1739409695, now seen corresponding path program 1 times [2018-11-28 18:45:15,953 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:45:15,953 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:45:15,954 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:15,954 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:45:15,954 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:15,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:45:16,138 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:45:16,138 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:45:16,138 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 18:45:16,139 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:45:16,139 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:45:16,139 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:45:16,141 INFO L87 Difference]: Start difference. First operand 323 states and 396 transitions. Second operand 6 states. [2018-11-28 18:45:16,827 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:45:16,828 INFO L93 Difference]: Finished difference Result 895 states and 1122 transitions. [2018-11-28 18:45:16,829 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:45:16,829 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 62 [2018-11-28 18:45:16,829 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:45:16,836 INFO L225 Difference]: With dead ends: 895 [2018-11-28 18:45:16,836 INFO L226 Difference]: Without dead ends: 600 [2018-11-28 18:45:16,839 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 18:45:16,840 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 600 states. [2018-11-28 18:45:16,901 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 600 to 594. [2018-11-28 18:45:16,906 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 594 states. [2018-11-28 18:45:16,913 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 732 transitions. [2018-11-28 18:45:16,913 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 732 transitions. Word has length 62 [2018-11-28 18:45:16,915 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:45:16,915 INFO L480 AbstractCegarLoop]: Abstraction has 594 states and 732 transitions. [2018-11-28 18:45:16,915 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:45:16,916 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 732 transitions. [2018-11-28 18:45:16,923 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 67 [2018-11-28 18:45:16,924 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:45:16,924 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:45:16,924 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:45:16,925 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:45:16,925 INFO L82 PathProgramCache]: Analyzing trace with hash 220622011, now seen corresponding path program 1 times [2018-11-28 18:45:16,925 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:45:16,926 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:45:16,927 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:16,927 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:45:16,928 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:16,965 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:45:17,265 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:45:17,265 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:45:17,265 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 18:45:17,266 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 18:45:17,266 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 18:45:17,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:45:17,266 INFO L87 Difference]: Start difference. First operand 594 states and 732 transitions. Second operand 7 states. [2018-11-28 18:45:18,346 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:45:18,347 INFO L93 Difference]: Finished difference Result 1547 states and 2026 transitions. [2018-11-28 18:45:18,348 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-28 18:45:18,348 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 66 [2018-11-28 18:45:18,349 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:45:18,360 INFO L225 Difference]: With dead ends: 1547 [2018-11-28 18:45:18,360 INFO L226 Difference]: Without dead ends: 981 [2018-11-28 18:45:18,363 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-28 18:45:18,364 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 981 states. [2018-11-28 18:45:18,448 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 981 to 883. [2018-11-28 18:45:18,448 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 883 states. [2018-11-28 18:45:18,453 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 883 states to 883 states and 1071 transitions. [2018-11-28 18:45:18,454 INFO L78 Accepts]: Start accepts. Automaton has 883 states and 1071 transitions. Word has length 66 [2018-11-28 18:45:18,454 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:45:18,455 INFO L480 AbstractCegarLoop]: Abstraction has 883 states and 1071 transitions. [2018-11-28 18:45:18,455 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 18:45:18,455 INFO L276 IsEmpty]: Start isEmpty. Operand 883 states and 1071 transitions. [2018-11-28 18:45:18,458 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-28 18:45:18,458 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:45:18,458 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] [2018-11-28 18:45:18,459 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:45:18,459 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:45:18,459 INFO L82 PathProgramCache]: Analyzing trace with hash 1348023676, now seen corresponding path program 1 times [2018-11-28 18:45:18,459 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:45:18,459 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:45:18,460 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:18,460 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:45:18,460 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:18,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:45:18,637 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:45:18,638 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:45:18,638 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 18:45:18,638 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:45:18,638 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:45:18,639 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:45:18,639 INFO L87 Difference]: Start difference. First operand 883 states and 1071 transitions. Second operand 6 states. [2018-11-28 18:45:18,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:45:18,885 INFO L93 Difference]: Finished difference Result 1766 states and 2218 transitions. [2018-11-28 18:45:18,887 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 18:45:18,887 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 109 [2018-11-28 18:45:18,887 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:45:18,895 INFO L225 Difference]: With dead ends: 1766 [2018-11-28 18:45:18,895 INFO L226 Difference]: Without dead ends: 911 [2018-11-28 18:45:18,899 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:45:18,901 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 911 states. [2018-11-28 18:45:18,958 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 911 to 903. [2018-11-28 18:45:18,958 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 903 states. [2018-11-28 18:45:18,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 903 states to 903 states and 1091 transitions. [2018-11-28 18:45:18,964 INFO L78 Accepts]: Start accepts. Automaton has 903 states and 1091 transitions. Word has length 109 [2018-11-28 18:45:18,967 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:45:18,968 INFO L480 AbstractCegarLoop]: Abstraction has 903 states and 1091 transitions. [2018-11-28 18:45:18,968 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:45:18,968 INFO L276 IsEmpty]: Start isEmpty. Operand 903 states and 1091 transitions. [2018-11-28 18:45:18,972 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-28 18:45:18,973 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:45:18,973 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] [2018-11-28 18:45:18,974 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:45:18,974 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:45:18,974 INFO L82 PathProgramCache]: Analyzing trace with hash -1007781574, now seen corresponding path program 1 times [2018-11-28 18:45:18,974 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:45:18,976 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:45:18,977 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:18,979 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:45:18,979 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:19,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:45:19,258 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:45:19,258 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:45:19,259 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-28 18:45:19,259 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-28 18:45:19,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-28 18:45:19,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 18:45:19,260 INFO L87 Difference]: Start difference. First operand 903 states and 1091 transitions. Second operand 8 states. [2018-11-28 18:45:19,370 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:45:19,370 INFO L93 Difference]: Finished difference Result 1806 states and 2258 transitions. [2018-11-28 18:45:19,378 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:45:19,378 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 109 [2018-11-28 18:45:19,379 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:45:19,385 INFO L225 Difference]: With dead ends: 1806 [2018-11-28 18:45:19,385 INFO L226 Difference]: Without dead ends: 931 [2018-11-28 18:45:19,389 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-28 18:45:19,391 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 931 states. [2018-11-28 18:45:19,443 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 931 to 919. [2018-11-28 18:45:19,444 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 919 states. [2018-11-28 18:45:19,449 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 919 states to 919 states and 1107 transitions. [2018-11-28 18:45:19,450 INFO L78 Accepts]: Start accepts. Automaton has 919 states and 1107 transitions. Word has length 109 [2018-11-28 18:45:19,450 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:45:19,451 INFO L480 AbstractCegarLoop]: Abstraction has 919 states and 1107 transitions. [2018-11-28 18:45:19,451 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-28 18:45:19,451 INFO L276 IsEmpty]: Start isEmpty. Operand 919 states and 1107 transitions. [2018-11-28 18:45:19,454 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 110 [2018-11-28 18:45:19,454 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:45:19,454 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] [2018-11-28 18:45:19,455 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:45:19,455 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:45:19,455 INFO L82 PathProgramCache]: Analyzing trace with hash -238611559, now seen corresponding path program 1 times [2018-11-28 18:45:19,455 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:45:19,455 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:45:19,457 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:19,458 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:45:19,458 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:19,475 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:45:19,747 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 7 DAG size of output: 4 [2018-11-28 18:45:19,760 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-28 18:45:19,761 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:45:19,761 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-28 18:45:19,762 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-28 18:45:19,763 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-28 18:45:19,763 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 18:45:19,763 INFO L87 Difference]: Start difference. First operand 919 states and 1107 transitions. Second operand 4 states. [2018-11-28 18:45:21,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:45:21,544 INFO L93 Difference]: Finished difference Result 2901 states and 3662 transitions. [2018-11-28 18:45:21,544 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-28 18:45:21,544 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 109 [2018-11-28 18:45:21,545 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:45:21,558 INFO L225 Difference]: With dead ends: 2901 [2018-11-28 18:45:21,558 INFO L226 Difference]: Without dead ends: 2010 [2018-11-28 18:45:21,562 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-28 18:45:21,564 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2010 states. [2018-11-28 18:45:21,702 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2010 to 1979. [2018-11-28 18:45:21,703 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1979 states. [2018-11-28 18:45:21,714 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1979 states to 1979 states and 2447 transitions. [2018-11-28 18:45:21,715 INFO L78 Accepts]: Start accepts. Automaton has 1979 states and 2447 transitions. Word has length 109 [2018-11-28 18:45:21,716 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:45:21,716 INFO L480 AbstractCegarLoop]: Abstraction has 1979 states and 2447 transitions. [2018-11-28 18:45:21,716 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-28 18:45:21,716 INFO L276 IsEmpty]: Start isEmpty. Operand 1979 states and 2447 transitions. [2018-11-28 18:45:21,721 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 114 [2018-11-28 18:45:21,721 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:45:21,721 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, 1] [2018-11-28 18:45:21,722 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:45:21,722 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:45:21,722 INFO L82 PathProgramCache]: Analyzing trace with hash 1716314079, now seen corresponding path program 1 times [2018-11-28 18:45:21,722 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:45:21,723 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:45:21,723 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:21,723 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:45:21,724 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:21,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:45:22,627 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-28 18:45:22,628 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 18:45:22,628 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 18:45:22,648 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:45:22,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:45:22,849 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 18:45:23,910 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 3 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:45:23,941 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 18:45:23,942 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-28 18:45:23,942 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 18:45:23,944 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 18:45:23,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-28 18:45:23,944 INFO L87 Difference]: Start difference. First operand 1979 states and 2447 transitions. Second operand 19 states. [2018-11-28 18:45:27,687 WARN L180 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 8 DAG size of output: 6 [2018-11-28 18:45:30,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:45:30,718 INFO L93 Difference]: Finished difference Result 3896 states and 4876 transitions. [2018-11-28 18:45:30,722 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 18:45:30,722 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 113 [2018-11-28 18:45:30,723 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:45:30,738 INFO L225 Difference]: With dead ends: 3896 [2018-11-28 18:45:30,738 INFO L226 Difference]: Without dead ends: 1945 [2018-11-28 18:45:30,746 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 139 GetRequests, 108 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 3.3s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-28 18:45:30,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1945 states. [2018-11-28 18:45:30,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1945 to 1945. [2018-11-28 18:45:30,872 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1945 states. [2018-11-28 18:45:30,881 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1945 states to 1945 states and 2355 transitions. [2018-11-28 18:45:30,883 INFO L78 Accepts]: Start accepts. Automaton has 1945 states and 2355 transitions. Word has length 113 [2018-11-28 18:45:30,884 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:45:30,885 INFO L480 AbstractCegarLoop]: Abstraction has 1945 states and 2355 transitions. [2018-11-28 18:45:30,885 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 18:45:30,885 INFO L276 IsEmpty]: Start isEmpty. Operand 1945 states and 2355 transitions. [2018-11-28 18:45:30,895 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 184 [2018-11-28 18:45:30,895 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:45:30,895 INFO L402 BasicCegarLoop]: trace histogram [4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:45:30,896 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:45:30,896 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:45:30,897 INFO L82 PathProgramCache]: Analyzing trace with hash 1246351513, now seen corresponding path program 1 times [2018-11-28 18:45:30,897 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:45:30,897 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:45:30,900 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:30,901 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:45:30,901 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:45:30,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:45:31,734 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2018-11-28 18:45:31,734 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-28 18:45:31,734 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-28 18:45:31,748 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:45:31,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:45:31,898 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-28 18:45:32,163 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 44 proven. 0 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2018-11-28 18:45:32,182 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-28 18:45:32,183 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [13] total 19 [2018-11-28 18:45:32,183 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2018-11-28 18:45:32,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2018-11-28 18:45:32,186 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=48, Invalid=294, Unknown=0, NotChecked=0, Total=342 [2018-11-28 18:45:32,187 INFO L87 Difference]: Start difference. First operand 1945 states and 2355 transitions. Second operand 19 states. [2018-11-28 18:45:33,703 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:45:33,704 INFO L93 Difference]: Finished difference Result 3283 states and 4055 transitions. [2018-11-28 18:45:33,712 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 17 states. [2018-11-28 18:45:33,713 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 183 [2018-11-28 18:45:33,713 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:45:33,715 INFO L225 Difference]: With dead ends: 3283 [2018-11-28 18:45:33,717 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 18:45:33,726 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 211 GetRequests, 180 SyntacticMatches, 1 SemanticMatches, 30 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 142 ImplicationChecksByTransitivity, 1.1s TimeCoverageRelationStatistics Valid=115, Invalid=877, Unknown=0, NotChecked=0, Total=992 [2018-11-28 18:45:33,726 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 18:45:33,726 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 18:45:33,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 18:45:33,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 18:45:33,727 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 183 [2018-11-28 18:45:33,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:45:33,727 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 18:45:33,728 INFO L481 AbstractCegarLoop]: Interpolant automaton has 19 states. [2018-11-28 18:45:33,729 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 18:45:33,729 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 18:45:33,735 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 18:45:33,989 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:45:33,990 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:45:33,998 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:45:34,000 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:45:34,000 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:45:34,296 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:45:34,314 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:45:34,316 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:45:34,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:45:34,317 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:45:34,319 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:45:34,320 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:45:34,419 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:45:34,420 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:45:34,425 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:45:34,426 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:45:34,427 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:45:34,549 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-28 18:45:35,163 WARN L180 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 15 [2018-11-28 18:45:35,544 WARN L180 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 12 [2018-11-28 18:45:35,994 WARN L180 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 56 DAG size of output: 17 [2018-11-28 18:45:36,350 WARN L180 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 19 [2018-11-28 18:45:36,653 WARN L180 SmtUtils]: Spent 221.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 33 [2018-11-28 18:45:36,790 WARN L180 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 48 DAG size of output: 21 [2018-11-28 18:45:37,070 WARN L180 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 19 [2018-11-28 18:45:37,538 WARN L180 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 32 [2018-11-28 18:45:37,652 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 31 DAG size of output: 19 [2018-11-28 18:45:37,811 WARN L180 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 18 [2018-11-28 18:45:38,042 WARN L180 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 28 [2018-11-28 18:45:39,594 WARN L180 SmtUtils]: Spent 388.00 ms on a formula simplification. DAG size of input: 77 DAG size of output: 33 [2018-11-28 18:45:39,729 WARN L180 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 22 [2018-11-28 18:45:39,961 WARN L180 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 43 DAG size of output: 24 [2018-11-28 18:45:40,102 WARN L180 SmtUtils]: Spent 139.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 28 [2018-11-28 18:45:40,120 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2018-11-28 18:45:40,120 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2018-11-28 18:45:40,120 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2018-11-28 18:45:40,120 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2018-11-28 18:45:40,120 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2018-11-28 18:45:40,120 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 651 673) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:45:40,121 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 651 673) no Hoare annotation was computed. [2018-11-28 18:45:40,121 INFO L444 ceAbstractionStarter]: At program point L663(line 663) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~8 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:45:40,121 INFO L444 ceAbstractionStarter]: At program point L663-1(line 663) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= main_~tmp~8 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:45:40,121 INFO L448 ceAbstractionStarter]: For program point L661(lines 661 668) no Hoare annotation was computed. [2018-11-28 18:45:40,121 INFO L448 ceAbstractionStarter]: For program point L661-1(lines 661 668) no Hoare annotation was computed. [2018-11-28 18:45:40,121 INFO L448 ceAbstractionStarter]: For program point L659(line 659) no Hoare annotation was computed. [2018-11-28 18:45:40,121 INFO L444 ceAbstractionStarter]: At program point L658(line 658) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:45:40,121 INFO L444 ceAbstractionStarter]: At program point L657(line 657) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:45:40,122 INFO L444 ceAbstractionStarter]: At program point L657-1(line 657) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:45:40,122 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 651 673) no Hoare annotation was computed. [2018-11-28 18:45:40,122 INFO L448 ceAbstractionStarter]: For program point L160(lines 160 168) no Hoare annotation was computed. [2018-11-28 18:45:40,122 INFO L444 ceAbstractionStarter]: At program point L158(line 158) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 18:45:40,122 INFO L448 ceAbstractionStarter]: For program point L158-1(line 158) no Hoare annotation was computed. [2018-11-28 18:45:40,122 INFO L448 ceAbstractionStarter]: For program point L156(lines 156 173) no Hoare annotation was computed. [2018-11-28 18:45:40,122 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__methaneQueryENTRY(lines 152 176) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:45:40,122 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__methaneQueryEXIT(lines 152 176) no Hoare annotation was computed. [2018-11-28 18:45:40,125 INFO L444 ceAbstractionStarter]: At program point L171(line 171) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (= 0 ~pumpRunning~0) .cse1) .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:45:40,125 INFO L448 ceAbstractionStarter]: For program point L171-1(lines 152 176) no Hoare annotation was computed. [2018-11-28 18:45:40,125 INFO L444 ceAbstractionStarter]: At program point L166(line 166) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 18:45:40,125 INFO L444 ceAbstractionStarter]: At program point L162(line 162) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 18:45:40,125 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 330 344) no Hoare annotation was computed. [2018-11-28 18:45:40,125 INFO L444 ceAbstractionStarter]: At program point L336(line 336) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse4 (= ~systemActive~0 1)) (.cse5 (not (= |old(~systemActive~0)| 1))) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and (not (= ~systemActive~0 0)) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse2 (= |old(~systemActive~0)| 0)) (.cse6 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse0 .cse2 .cse3) (or .cse4 .cse5 .cse6) (or .cse0 .cse4 .cse5) (or .cse1 .cse6) (or .cse3 .cse2 .cse6))) [2018-11-28 18:45:40,125 INFO L448 ceAbstractionStarter]: For program point L334(lines 334 340) no Hoare annotation was computed. [2018-11-28 18:45:40,126 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 330 344) the Hoare annotation is: (let ((.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (let ((.cse6 (= ~systemActive~0 1)) (.cse7 (not (= |old(~systemActive~0)| 1))) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (and (not (= ~systemActive~0 0)) .cse2)) (.cse4 (= |old(~systemActive~0)| 0)) (.cse1 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5) (or .cse6 .cse7 .cse1) (or .cse3 .cse6 .cse7) (or .cse3 .cse0 .cse2) (or .cse5 .cse4 .cse1)))) [2018-11-28 18:45:40,126 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 330 344) no Hoare annotation was computed. [2018-11-28 18:45:40,126 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 247 255) no Hoare annotation was computed. [2018-11-28 18:45:40,126 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 247 255) the Hoare annotation is: true [2018-11-28 18:45:40,126 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 247 255) no Hoare annotation was computed. [2018-11-28 18:45:40,126 INFO L448 ceAbstractionStarter]: For program point L320(lines 320 324) no Hoare annotation was computed. [2018-11-28 18:45:40,126 INFO L451 ceAbstractionStarter]: At program point L318(line 318) the Hoare annotation is: true [2018-11-28 18:45:40,126 INFO L448 ceAbstractionStarter]: For program point L320-2(lines 320 324) no Hoare annotation was computed. [2018-11-28 18:45:40,126 INFO L448 ceAbstractionStarter]: For program point L318-1(line 318) no Hoare annotation was computed. [2018-11-28 18:45:40,126 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 311 329) the Hoare annotation is: true [2018-11-28 18:45:40,127 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 311 329) no Hoare annotation was computed. [2018-11-28 18:45:40,127 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 311 329) no Hoare annotation was computed. [2018-11-28 18:45:40,127 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2018-11-28 18:45:40,127 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2018-11-28 18:45:40,127 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 640 650) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:45:40,127 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 640 650) no Hoare annotation was computed. [2018-11-28 18:45:40,127 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 640 650) no Hoare annotation was computed. [2018-11-28 18:45:40,127 INFO L444 ceAbstractionStarter]: At program point L645(line 645) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:45:40,128 INFO L451 ceAbstractionStarter]: At program point L241(line 241) the Hoare annotation is: true [2018-11-28 18:45:40,128 INFO L448 ceAbstractionStarter]: For program point L241-1(line 241) no Hoare annotation was computed. [2018-11-28 18:45:40,128 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 236 246) the Hoare annotation is: true [2018-11-28 18:45:40,128 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 236 246) no Hoare annotation was computed. [2018-11-28 18:45:40,128 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 236 246) no Hoare annotation was computed. [2018-11-28 18:45:40,128 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 228 235) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-28 18:45:40,128 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 228 235) no Hoare annotation was computed. [2018-11-28 18:45:40,128 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 228 235) no Hoare annotation was computed. [2018-11-28 18:45:40,128 INFO L448 ceAbstractionStarter]: For program point L558(lines 558 564) no Hoare annotation was computed. [2018-11-28 18:45:40,128 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 554 567) no Hoare annotation was computed. [2018-11-28 18:45:40,129 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 554 567) the Hoare annotation is: true [2018-11-28 18:45:40,129 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 554 567) no Hoare annotation was computed. [2018-11-28 18:45:40,129 INFO L444 ceAbstractionStarter]: At program point L192(line 192) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 0))) (.cse0 (= ~systemActive~0 0))) (and (or (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse0 (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0)) .cse1) (or (not (= ~methaneLevelCritical~0 1)) .cse0))) [2018-11-28 18:45:40,129 INFO L444 ceAbstractionStarter]: At program point L188(line 188) the Hoare annotation is: (let ((.cse1 (not (= ~methaneLevelCritical~0 1))) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0))) (or .cse1 (not (= 0 |old(~pumpRunning~0)|)) .cse0) (or .cse1 .cse0 (and (= processEnvironment_~tmp~2 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))))) [2018-11-28 18:45:40,129 INFO L448 ceAbstractionStarter]: For program point L186(lines 186 194) no Hoare annotation was computed. [2018-11-28 18:45:40,129 INFO L444 ceAbstractionStarter]: At program point L184(line 184) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse1 .cse2) (or .cse4 .cse1 .cse3) (or .cse4 .cse0 .cse1))) [2018-11-28 18:45:40,129 INFO L448 ceAbstractionStarter]: For program point L184-1(line 184) no Hoare annotation was computed. [2018-11-28 18:45:40,129 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 178 202) no Hoare annotation was computed. [2018-11-28 18:45:40,129 INFO L448 ceAbstractionStarter]: For program point L182(lines 182 199) no Hoare annotation was computed. [2018-11-28 18:45:40,130 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 178 202) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0))) (and (or .cse0 .cse1 (not (= ~methaneLevelCritical~0 0))) (or (not (= ~methaneLevelCritical~0 1)) .cse1 .cse0))) [2018-11-28 18:45:40,130 INFO L444 ceAbstractionStarter]: At program point L197(line 197) the Hoare annotation is: (let ((.cse1 (and (= 0 ~pumpRunning~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:45:40,130 INFO L448 ceAbstractionStarter]: For program point L197-1(lines 178 202) no Hoare annotation was computed. [2018-11-28 18:45:40,130 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 118 124) no Hoare annotation was computed. [2018-11-28 18:45:40,130 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 118 124) the Hoare annotation is: true [2018-11-28 18:45:40,130 INFO L444 ceAbstractionStarter]: At program point L417(lines 366 418) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:45:40,130 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 357 424) the Hoare annotation is: (or (and (= 0 ~methaneLevelCritical~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:45:40,130 INFO L444 ceAbstractionStarter]: At program point L407(line 407) the Hoare annotation is: (let ((.cse1 (= ~methaneLevelCritical~0 1)) (.cse0 (not (= ~systemActive~0 0))) (.cse4 (= 0 ~methaneLevelCritical~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse1 .cse2) (and .cse4 .cse0 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse4 .cse3 .cse2))) [2018-11-28 18:45:40,131 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 357 424) no Hoare annotation was computed. [2018-11-28 18:45:40,131 INFO L448 ceAbstractionStarter]: For program point L405(lines 405 411) no Hoare annotation was computed. [2018-11-28 18:45:40,131 INFO L444 ceAbstractionStarter]: At program point L405-1(lines 397 412) the Hoare annotation is: (let ((.cse4 (= 0 ~pumpRunning~0)) (.cse1 (= ~methaneLevelCritical~0 1)) (.cse3 (= 0 ~methaneLevelCritical~0)) (.cse0 (not (= ~systemActive~0 0))) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse4 .cse2) (and .cse4 .cse1 .cse2) (and .cse3 .cse0 .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 18:45:40,131 INFO L448 ceAbstractionStarter]: For program point L368(lines 367 416) no Hoare annotation was computed. [2018-11-28 18:45:40,131 INFO L444 ceAbstractionStarter]: At program point L399(line 399) the Hoare annotation is: (let ((.cse0 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) .cse0) (not (= |old(~systemActive~0)| 1)) (and (= ~methaneLevelCritical~0 1) .cse0) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 18:45:40,131 INFO L448 ceAbstractionStarter]: For program point L397(lines 397 412) no Hoare annotation was computed. [2018-11-28 18:45:40,131 INFO L444 ceAbstractionStarter]: At program point L389(line 389) the Hoare annotation is: (let ((.cse2 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1) (and .cse2 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse0 .cse1))) [2018-11-28 18:45:40,131 INFO L448 ceAbstractionStarter]: For program point L387(lines 387 393) no Hoare annotation was computed. [2018-11-28 18:45:40,131 INFO L448 ceAbstractionStarter]: For program point L387-1(lines 387 393) no Hoare annotation was computed. [2018-11-28 18:45:40,132 INFO L444 ceAbstractionStarter]: At program point L414(lines 367 416) the Hoare annotation is: (let ((.cse2 (= 0 ~methaneLevelCritical~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= test_~splverifierCounter~0 0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 (= ~methaneLevelCritical~0 1) .cse1) (and .cse2 (not (= ~systemActive~0 0)) .cse1) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and .cse2 .cse0 .cse1))) [2018-11-28 18:45:40,132 INFO L444 ceAbstractionStarter]: At program point L379(line 379) the Hoare annotation is: (let ((.cse1 (= 0 ~pumpRunning~0)) (.cse0 (= 0 ~methaneLevelCritical~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 (= ~methaneLevelCritical~0 1) .cse2) (and .cse0 (not (= ~systemActive~0 0)) .cse2) (not (= |old(~waterLevel~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)))) [2018-11-28 18:45:40,132 INFO L448 ceAbstractionStarter]: For program point L377(lines 377 383) no Hoare annotation was computed. [2018-11-28 18:45:40,132 INFO L448 ceAbstractionStarter]: For program point L377-1(lines 377 383) no Hoare annotation was computed. [2018-11-28 18:45:40,132 INFO L448 ceAbstractionStarter]: For program point L369(lines 369 373) no Hoare annotation was computed. [2018-11-28 18:45:40,132 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 357 424) no Hoare annotation was computed. [2018-11-28 18:45:40,132 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 203 210) the Hoare annotation is: (or (= ~waterLevel~0 1) (not (= 0 |old(~pumpRunning~0)|)) (= ~systemActive~0 0) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~methaneLevelCritical~0 0))) [2018-11-28 18:45:40,132 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 203 210) no Hoare annotation was computed. [2018-11-28 18:45:40,132 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 203 210) no Hoare annotation was computed. [2018-11-28 18:45:40,132 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 568 576) no Hoare annotation was computed. [2018-11-28 18:45:40,133 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 568 576) the Hoare annotation is: true [2018-11-28 18:45:40,133 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 568 576) no Hoare annotation was computed. [2018-11-28 18:45:40,133 INFO L448 ceAbstractionStarter]: For program point L450-1(line 450) no Hoare annotation was computed. [2018-11-28 18:45:40,133 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 444 472) the Hoare annotation is: true [2018-11-28 18:45:40,133 INFO L444 ceAbstractionStarter]: At program point L459(line 459) the Hoare annotation is: (let ((.cse1 (not (= 0 ~pumpRunning~0))) (.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= ~methaneLevelCritical~0 1)) .cse1) (or .cse1 .cse0))) [2018-11-28 18:45:40,133 INFO L448 ceAbstractionStarter]: For program point L457(lines 457 463) no Hoare annotation was computed. [2018-11-28 18:45:40,133 INFO L448 ceAbstractionStarter]: For program point L456(lines 456 466) no Hoare annotation was computed. [2018-11-28 18:45:40,133 INFO L444 ceAbstractionStarter]: At program point L454(line 454) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 0)))) (and (or (= ~systemActive~0 0) .cse0) (or (not (= 0 ~pumpRunning~0)) .cse0))) [2018-11-28 18:45:40,133 INFO L448 ceAbstractionStarter]: For program point L454-1(line 454) no Hoare annotation was computed. [2018-11-28 18:45:40,133 INFO L448 ceAbstractionStarter]: For program point L452(lines 452 469) no Hoare annotation was computed. [2018-11-28 18:45:40,133 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 444 472) no Hoare annotation was computed. [2018-11-28 18:45:40,134 INFO L448 ceAbstractionStarter]: For program point L452-1(lines 444 472) no Hoare annotation was computed. [2018-11-28 18:45:40,134 INFO L451 ceAbstractionStarter]: At program point L450(line 450) the Hoare annotation is: true [2018-11-28 18:45:40,134 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 436 443) the Hoare annotation is: true [2018-11-28 18:45:40,134 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 436 443) no Hoare annotation was computed. [2018-11-28 18:45:40,134 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 436 443) no Hoare annotation was computed. [2018-11-28 18:45:40,134 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:45:40,134 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-28 18:45:40,134 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:45:40,134 INFO L444 ceAbstractionStarter]: At program point L222(line 222) the Hoare annotation is: (let ((.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2 (not (= ~methaneLevelCritical~0 0)) (and (= activatePump_~tmp~3 ~methaneLevelCritical~0) (= |old(~pumpRunning~0)| ~pumpRunning~0))) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-28 18:45:40,134 INFO L448 ceAbstractionStarter]: For program point L222-1(lines 211 227) no Hoare annotation was computed. [2018-11-28 18:45:40,135 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 211 227) no Hoare annotation was computed. [2018-11-28 18:45:40,135 INFO L448 ceAbstractionStarter]: For program point L218(lines 218 224) no Hoare annotation was computed. [2018-11-28 18:45:40,135 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 211 227) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-28 18:45:40,135 INFO L444 ceAbstractionStarter]: At program point L216(line 216) the Hoare annotation is: (let ((.cse3 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~waterLevel~0 1)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~methaneLevelCritical~0 0))) (or .cse3 (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2))) [2018-11-28 18:45:40,135 INFO L448 ceAbstractionStarter]: For program point L216-1(line 216) no Hoare annotation was computed. [2018-11-28 18:45:40,135 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 292 310) no Hoare annotation was computed. [2018-11-28 18:45:40,135 INFO L448 ceAbstractionStarter]: For program point L301(lines 301 305) no Hoare annotation was computed. [2018-11-28 18:45:40,135 INFO L451 ceAbstractionStarter]: At program point L299(line 299) the Hoare annotation is: true [2018-11-28 18:45:40,135 INFO L448 ceAbstractionStarter]: For program point L301-2(lines 301 305) no Hoare annotation was computed. [2018-11-28 18:45:40,135 INFO L448 ceAbstractionStarter]: For program point L299-1(line 299) no Hoare annotation was computed. [2018-11-28 18:45:40,135 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 292 310) the Hoare annotation is: true [2018-11-28 18:45:40,136 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 292 310) no Hoare annotation was computed. [2018-11-28 18:45:40,136 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 501 512) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (= 0 ~methaneLevelCritical~0)) (.cse1 (not (= |old(~methaneLevelCritical~0)| 0)))) (and (or (not (= |old(~methaneLevelCritical~0)| 1)) .cse0 (= ~methaneLevelCritical~0 1)) (or .cse0 .cse1 .cse2) (or .cse2 (= ~systemActive~0 0) .cse1))) [2018-11-28 18:45:40,136 INFO L448 ceAbstractionStarter]: For program point L505-1(lines 501 512) no Hoare annotation was computed. [2018-11-28 18:45:40,136 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 501 512) no Hoare annotation was computed. [2018-11-28 18:45:40,136 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 579 608) no Hoare annotation was computed. [2018-11-28 18:45:40,136 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 579 608) the Hoare annotation is: true [2018-11-28 18:45:40,136 INFO L451 ceAbstractionStarter]: At program point L604(lines 579 608) the Hoare annotation is: true [2018-11-28 18:45:40,136 INFO L448 ceAbstractionStarter]: For program point L600(line 600) no Hoare annotation was computed. [2018-11-28 18:45:40,136 INFO L448 ceAbstractionStarter]: For program point L593(lines 593 597) no Hoare annotation was computed. [2018-11-28 18:45:40,136 INFO L451 ceAbstractionStarter]: At program point L593-1(lines 593 597) the Hoare annotation is: true [2018-11-28 18:45:40,137 INFO L448 ceAbstractionStarter]: For program point L590(line 590) no Hoare annotation was computed. [2018-11-28 18:45:40,137 INFO L451 ceAbstractionStarter]: At program point L589-2(lines 589 603) the Hoare annotation is: true [2018-11-28 18:45:40,137 INFO L451 ceAbstractionStarter]: At program point L585(line 585) the Hoare annotation is: true [2018-11-28 18:45:40,137 INFO L448 ceAbstractionStarter]: For program point L585-1(line 585) no Hoare annotation was computed. [2018-11-28 18:45:40,137 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 513 521) the Hoare annotation is: true [2018-11-28 18:45:40,137 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 513 521) no Hoare annotation was computed. [2018-11-28 18:45:40,137 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 513 521) no Hoare annotation was computed. [2018-11-28 18:45:40,137 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 94 117) the Hoare annotation is: (let ((.cse4 (= |old(~waterLevel~0)| 1))) (let ((.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse5 (not (= 0 |old(~pumpRunning~0)|))) (.cse8 (= 1 ~waterLevel~0)) (.cse7 (not .cse4)) (.cse3 (not (= ~methaneLevelCritical~0 1))) (.cse6 (not (= ~waterLevel~0 1))) (.cse1 (= ~systemActive~0 0)) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse6) (or .cse3 .cse1 .cse0) (or .cse4 (and .cse6 .cse0) .cse5 .cse2) (or .cse3 .cse5 .cse0) (or .cse5 .cse7 .cse2 (and .cse8 .cse0)) (or .cse3 .cse5 .cse8 .cse7) (or .cse3 .cse4 .cse1 .cse6) (or .cse4 .cse6 .cse1 .cse2)))) [2018-11-28 18:45:40,137 INFO L444 ceAbstractionStarter]: At program point L107(line 107) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 0)) (.cse8 (= |old(~waterLevel~0)| 1))) (let ((.cse5 (not .cse8)) (.cse3 (= 1 ~waterLevel~0)) (.cse0 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse9 (not (= ~waterLevel~0 1))) (.cse6 (not (= ~methaneLevelCritical~0 1))) (.cse7 (not .cse1)) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse5 .cse2) (or .cse6 .cse4 .cse5 (and .cse3 .cse7)) (or .cse6 .cse1 .cse0) (or .cse8 .cse4 .cse9 .cse2) (or (and .cse7 .cse9) .cse6 .cse8 .cse4) (or .cse7 .cse4 .cse2)))) [2018-11-28 18:45:40,138 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 94 117) no Hoare annotation was computed. [2018-11-28 18:45:40,138 INFO L444 ceAbstractionStarter]: At program point L105(lines 105 111) the Hoare annotation is: (let ((.cse9 (= ~systemActive~0 0)) (.cse6 (not (= ~waterLevel~0 1))) (.cse5 (= |old(~waterLevel~0)| 1))) (let ((.cse4 (not (= ~methaneLevelCritical~0 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (= 1 ~waterLevel~0)) (.cse1 (not .cse5)) (.cse8 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse7 (and (not .cse9) .cse6)) (.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse10 (= 0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse5 .cse0 .cse6) (or .cse0 .cse7 .cse2 .cse8) (or .cse4 .cse0 .cse8) (or .cse5 .cse6 .cse0 .cse2) (or .cse4 .cse9 .cse10) (or .cse4 .cse0 .cse3 .cse1) (or .cse8 .cse9 .cse7 .cse2 .cse10)))) [2018-11-28 18:45:40,138 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 94 117) no Hoare annotation was computed. [2018-11-28 18:45:40,138 INFO L444 ceAbstractionStarter]: At program point L100(line 100) the Hoare annotation is: (let ((.cse0 (not (= ~methaneLevelCritical~0 1))) (.cse3 (= ~systemActive~0 0)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse4 (not (= ~methaneLevelCritical~0 0)))) (and (or .cse0 .cse1) (or .cse2 .cse3 .cse4) (or .cse0 .cse3 .cse2) (or .cse1 .cse4))) [2018-11-28 18:45:40,138 INFO L448 ceAbstractionStarter]: For program point L98(lines 97 116) no Hoare annotation was computed. [2018-11-28 18:45:40,138 INFO L448 ceAbstractionStarter]: For program point L481-1(lines 477 488) no Hoare annotation was computed. [2018-11-28 18:45:40,138 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 477 488) the Hoare annotation is: true [2018-11-28 18:45:40,138 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 477 488) no Hoare annotation was computed. [2018-11-28 18:45:40,138 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 633 639) no Hoare annotation was computed. [2018-11-28 18:45:40,139 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 633 639) the Hoare annotation is: true [2018-11-28 18:45:40,139 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:45:40,139 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1)) [2018-11-28 18:45:40,139 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 18:45:40,139 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:45:40,139 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 345 352) no Hoare annotation was computed. [2018-11-28 18:45:40,139 INFO L451 ceAbstractionStarter]: At program point startSystemENTRY(lines 345 352) the Hoare annotation is: true [2018-11-28 18:45:40,139 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 345 352) no Hoare annotation was computed. [2018-11-28 18:45:40,139 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 126 150) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or .cse1 .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:45:40,139 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 126 150) no Hoare annotation was computed. [2018-11-28 18:45:40,140 INFO L444 ceAbstractionStarter]: At program point L145(line 145) the Hoare annotation is: (let ((.cse2 (not (= ~methaneLevelCritical~0 0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= ~systemActive~0 0))) (and (or .cse0 .cse1 .cse2) (or (= |old(~pumpRunning~0)| ~pumpRunning~0) .cse1 .cse2) (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1))) [2018-11-28 18:45:40,140 INFO L448 ceAbstractionStarter]: For program point L145-1(lines 126 150) no Hoare annotation was computed. [2018-11-28 18:45:40,140 INFO L444 ceAbstractionStarter]: At program point L140(line 140) the Hoare annotation is: (let ((.cse1 (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0)) (.cse2 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0))) (and (or .cse0 (not (= ~methaneLevelCritical~0 0)) (and (= 0 ~pumpRunning~0) .cse1 .cse2)) (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse1 .cse2) .cse0))) [2018-11-28 18:45:40,140 INFO L444 ceAbstractionStarter]: At program point L136(line 136) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse2 (= ~systemActive~0 0)) (.cse0 (not (= ~waterLevel~0 1))) (.cse3 (not (= ~methaneLevelCritical~0 0)))) (and (or (and .cse0 .cse1) (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse2) (or .cse2 (and (= 0 ~pumpRunning~0) .cse1) .cse3) (or .cse2 .cse0 .cse3))) [2018-11-28 18:45:40,140 INFO L448 ceAbstractionStarter]: For program point L134(lines 134 142) no Hoare annotation was computed. [2018-11-28 18:45:40,140 INFO L444 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (let ((.cse1 (= |old(~pumpRunning~0)| ~pumpRunning~0)) (.cse0 (= ~systemActive~0 0))) (and (or (not (= ~methaneLevelCritical~0 1)) (not (= 0 |old(~pumpRunning~0)|)) .cse0 .cse1) (or (and (= 0 ~pumpRunning~0) .cse1) .cse0 (not (= ~methaneLevelCritical~0 0))))) [2018-11-28 18:45:40,140 INFO L448 ceAbstractionStarter]: For program point L132-1(line 132) no Hoare annotation was computed. [2018-11-28 18:45:40,140 INFO L448 ceAbstractionStarter]: For program point L130(lines 130 147) no Hoare annotation was computed. [2018-11-28 18:45:40,140 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 489 500) no Hoare annotation was computed. [2018-11-28 18:45:40,141 INFO L448 ceAbstractionStarter]: For program point L493-1(lines 489 500) no Hoare annotation was computed. [2018-11-28 18:45:40,141 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 489 500) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0))) (.cse2 (not (= |old(~waterLevel~0)| 1))) (.cse1 (= 1 ~waterLevel~0))) (and (or (not (= ~methaneLevelCritical~0 1)) .cse0 .cse1 .cse2) (or .cse0 .cse2 (not (= ~methaneLevelCritical~0 0)) .cse1))) [2018-11-28 18:45:40,141 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 426 433) no Hoare annotation was computed. [2018-11-28 18:45:40,141 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 430) no Hoare annotation was computed. [2018-11-28 18:45:40,141 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 426 433) the Hoare annotation is: true [2018-11-28 18:45:40,141 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 426 433) no Hoare annotation was computed. [2018-11-28 18:45:40,155 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 06:45:40 BoogieIcfgContainer [2018-11-28 18:45:40,156 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 18:45:40,156 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 18:45:40,156 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 18:45:40,156 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 18:45:40,157 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:45:12" (3/4) ... [2018-11-28 18:45:40,161 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 18:45:40,168 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 18:45:40,168 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 18:45:40,168 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 18:45:40,169 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__methaneQuery [2018-11-28 18:45:40,169 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-28 18:45:40,169 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 18:45:40,169 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-28 18:45:40,169 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 18:45:40,169 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 18:45:40,169 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 18:45:40,169 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 18:45:40,169 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-28 18:45:40,169 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 18:45:40,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 18:45:40,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 18:45:40,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-28 18:45:40,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-28 18:45:40,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-28 18:45:40,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-28 18:45:40,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 18:45:40,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-28 18:45:40,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-28 18:45:40,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 18:45:40,170 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 18:45:40,171 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 18:45:40,171 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 18:45:40,171 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 18:45:40,171 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 18:45:40,171 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-28 18:45:40,171 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-28 18:45:40,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 18:45:40,172 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 18:45:40,182 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 49 nodes and edges [2018-11-28 18:45:40,183 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 22 nodes and edges [2018-11-28 18:45:40,183 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 18:45:40,184 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2018-11-28 18:45:40,185 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 18:45:40,186 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 18:45:40,219 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0) [2018-11-28 18:45:40,219 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 18:45:40,306 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 18:45:40,307 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 18:45:40,308 INFO L168 Benchmark]: Toolchain (without parser) took 29432.29 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 381.7 MB). Free memory was 952.7 MB in the beginning and 1.3 GB in the end (delta: -297.8 MB). Peak memory consumption was 83.9 MB. Max. memory is 11.5 GB. [2018-11-28 18:45:40,309 INFO L168 Benchmark]: CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 18:45:40,309 INFO L168 Benchmark]: CACSL2BoogieTranslator took 770.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -181.9 MB). Peak memory consumption was 43.5 MB. Max. memory is 11.5 GB. [2018-11-28 18:45:40,310 INFO L168 Benchmark]: Boogie Procedure Inliner took 52.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. [2018-11-28 18:45:40,310 INFO L168 Benchmark]: Boogie Preprocessor took 74.66 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 18:45:40,310 INFO L168 Benchmark]: RCFGBuilder took 1109.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 52.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 11.5 GB. [2018-11-28 18:45:40,311 INFO L168 Benchmark]: TraceAbstraction took 27267.85 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 240.6 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -187.6 MB). Peak memory consumption was 513.8 MB. Max. memory is 11.5 GB. [2018-11-28 18:45:40,311 INFO L168 Benchmark]: Witness Printer took 150.73 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 11.5 GB. [2018-11-28 18:45:40,316 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.43 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 770.65 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 141.0 MB). Free memory was 952.7 MB in the beginning and 1.1 GB in the end (delta: -181.9 MB). Peak memory consumption was 43.5 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 52.61 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.7 MB). Peak memory consumption was 6.7 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 74.66 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 1109.58 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 52.4 MB). Peak memory consumption was 52.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 27267.85 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 240.6 MB). Free memory was 1.1 GB in the beginning and 1.3 GB in the end (delta: -187.6 MB). Peak memory consumption was 513.8 MB. Max. memory is 11.5 GB. * Witness Printer took 150.73 ms. Allocated memory is still 1.4 GB. Free memory was 1.3 GB in the beginning and 1.3 GB in the end (delta: 12.6 MB). Peak memory consumption was 12.6 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 430]: 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: 589]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 579]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 366]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 367]: Loop Invariant Derived loop invariant: (((((!(0 == \old(pumpRunning)) || ((0 == pumpRunning && methaneLevelCritical == 1) && splverifierCounter == 0)) || ((0 == methaneLevelCritical && !(systemActive == 0)) && splverifierCounter == 0)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((0 == methaneLevelCritical && 0 == pumpRunning) && splverifierCounter == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 33 procedures, 178 locations, 1 error locations. SAFE Result, 27.1s OverallTime, 10 OverallIterations, 4 TraceHistogramMax, 14.1s AutomataDifference, 0.0s DeadEndRemovalTime, 6.3s HoareAnnotationTime, HoareTripleCheckerStatistics: 2267 SDtfs, 1624 SDslu, 8994 SDs, 0 SdLazy, 3502 SolverSat, 262 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 424 GetRequests, 321 SyntacticMatches, 3 SemanticMatches, 100 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 302 ImplicationChecksByTransitivity, 5.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=1979occurred in iteration=8, 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: 0.7s AutomataMinimizationTime, 10 MinimizatonAttempts, 167 StatesRemovedByMinimization, 6 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 75 LocationsWithAnnotation, 3994 PreInvPairs, 4251 NumberOfFragments, 1991 HoareAnnotationTreeSize, 3994 FomulaSimplifications, 4629 FormulaSimplificationTreeSizeReduction, 0.8s HoareSimplificationTime, 75 FomulaSimplificationsInter, 15938 FormulaSimplificationTreeSizeReductionInter, 5.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 4.7s InterpolantComputationTime, 1207 NumberOfCodeBlocks, 1207 NumberOfCodeBlocksAsserted, 12 NumberOfCheckSat, 1195 ConstructedInterpolants, 0 QuantifiedInterpolants, 215475 SizeOfPredicates, 6 NumberOfNonLiveVariables, 1776 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 12 InterpolantComputations, 10 PerfectInterpolantSequences, 117/121 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...