./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/product-lines/minepump_spec5_product60_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aa418289 Calling Ultimate with: java -Dosgi.configuration.area=/tmp/vcloud-vcloud-master/worker/working_dir_150ab16a-69ea-46f3-8866-5c91bf4e5714/bin-2019/uautomizer/data/config -Xmx12G -Xms1G -jar /tmp/vcloud-vcloud-master/worker/working_dir_150ab16a-69ea-46f3-8866-5c91bf4e5714/bin-2019/uautomizer/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /tmp/vcloud-vcloud-master/worker/working_dir_150ab16a-69ea-46f3-8866-5c91bf4e5714/bin-2019/uautomizer/data -tc /tmp/vcloud-vcloud-master/worker/working_dir_150ab16a-69ea-46f3-8866-5c91bf4e5714/bin-2019/uautomizer/config/AutomizerReach.xml -i ../../sv-benchmarks/c/product-lines/minepump_spec5_product60_true-unreach-call_false-termination.cil.c -s /tmp/vcloud-vcloud-master/worker/working_dir_150ab16a-69ea-46f3-8866-5c91bf4e5714/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud-vcloud-master/worker/working_dir_150ab16a-69ea-46f3-8866-5c91bf4e5714/bin-2019/uautomizer --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash f32a845991ccfb3a908c898acdfb7a48e8a7d63f .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.23-aa41828 [2018-11-23 14:09:26,872 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-23 14:09:26,873 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-23 14:09:26,880 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-23 14:09:26,880 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-23 14:09:26,881 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-23 14:09:26,882 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-23 14:09:26,883 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-23 14:09:26,884 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-23 14:09:26,885 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-23 14:09:26,885 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-23 14:09:26,885 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-23 14:09:26,886 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-23 14:09:26,887 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-23 14:09:26,887 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-23 14:09:26,888 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-23 14:09:26,889 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-23 14:09:26,890 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-23 14:09:26,891 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-23 14:09:26,892 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-23 14:09:26,893 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-23 14:09:26,894 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-23 14:09:26,895 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-23 14:09:26,895 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-23 14:09:26,896 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-23 14:09:26,896 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-23 14:09:26,897 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-23 14:09:26,897 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-23 14:09:26,898 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-23 14:09:26,899 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-23 14:09:26,899 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-23 14:09:26,899 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-23 14:09:26,900 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-23 14:09:26,900 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-23 14:09:26,900 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-23 14:09:26,901 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-23 14:09:26,901 INFO L98 SettingsManager]: Beginning loading settings from /tmp/vcloud-vcloud-master/worker/working_dir_150ab16a-69ea-46f3-8866-5c91bf4e5714/bin-2019/uautomizer/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-23 14:09:26,908 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-23 14:09:26,908 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-23 14:09:26,909 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-23 14:09:26,909 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-23 14:09:26,909 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-23 14:09:26,909 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-23 14:09:26,909 INFO L133 SettingsManager]: * Use SBE=true [2018-11-23 14:09:26,910 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-23 14:09:26,910 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-23 14:09:26,910 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-23 14:09:26,910 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-23 14:09:26,910 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-23 14:09:26,910 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-23 14:09:26,910 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-23 14:09:26,910 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-23 14:09:26,911 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-23 14:09:26,911 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-23 14:09:26,911 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-23 14:09:26,911 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-23 14:09:26,911 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-23 14:09:26,911 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-23 14:09:26,911 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-23 14:09:26,911 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-23 14:09:26,911 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 14:09:26,912 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-23 14:09:26,912 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-23 14:09:26,912 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-23 14:09:26,912 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-23 14:09:26,912 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-23 14:09:26,912 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-23 14:09:26,912 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud-vcloud-master/worker/working_dir_150ab16a-69ea-46f3-8866-5c91bf4e5714/bin-2019/uautomizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> f32a845991ccfb3a908c898acdfb7a48e8a7d63f [2018-11-23 14:09:26,934 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-23 14:09:26,942 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-23 14:09:26,944 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-23 14:09:26,945 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-23 14:09:26,946 INFO L276 PluginConnector]: CDTParser initialized [2018-11-23 14:09:26,946 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud-vcloud-master/worker/working_dir_150ab16a-69ea-46f3-8866-5c91bf4e5714/bin-2019/uautomizer/../../sv-benchmarks/c/product-lines/minepump_spec5_product60_true-unreach-call_false-termination.cil.c [2018-11-23 14:09:26,985 INFO L221 CDTParser]: Created temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_150ab16a-69ea-46f3-8866-5c91bf4e5714/bin-2019/uautomizer/data/1be8b8cee/2951553678394905a5e40b5e422c0725/FLAG6713a6644 [2018-11-23 14:09:27,323 INFO L307 CDTParser]: Found 1 translation units. [2018-11-23 14:09:27,324 INFO L161 CDTParser]: Scanning /tmp/vcloud-vcloud-master/worker/working_dir_150ab16a-69ea-46f3-8866-5c91bf4e5714/sv-benchmarks/c/product-lines/minepump_spec5_product60_true-unreach-call_false-termination.cil.c [2018-11-23 14:09:27,332 INFO L355 CDTParser]: About to delete temporary CDT project at /tmp/vcloud-vcloud-master/worker/working_dir_150ab16a-69ea-46f3-8866-5c91bf4e5714/bin-2019/uautomizer/data/1be8b8cee/2951553678394905a5e40b5e422c0725/FLAG6713a6644 [2018-11-23 14:09:27,343 INFO L363 CDTParser]: Successfully deleted /tmp/vcloud-vcloud-master/worker/working_dir_150ab16a-69ea-46f3-8866-5c91bf4e5714/bin-2019/uautomizer/data/1be8b8cee/2951553678394905a5e40b5e422c0725 [2018-11-23 14:09:27,346 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-23 14:09:27,347 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-23 14:09:27,347 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-23 14:09:27,348 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-23 14:09:27,351 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-23 14:09:27,351 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:09:27" (1/1) ... [2018-11-23 14:09:27,354 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@5dea739 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:09:27, skipping insertion in model container [2018-11-23 14:09:27,354 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 02:09:27" (1/1) ... [2018-11-23 14:09:27,362 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-23 14:09:27,396 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-23 14:09:27,621 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 14:09:27,670 INFO L191 MainTranslator]: Completed pre-run [2018-11-23 14:09:27,727 INFO L201 PostProcessor]: Analyzing one entry point: main [2018-11-23 14:09:27,750 INFO L195 MainTranslator]: Completed translation [2018-11-23 14:09:27,751 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:09:27 WrapperNode [2018-11-23 14:09:27,751 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-23 14:09:27,751 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-23 14:09:27,751 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-23 14:09:27,752 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-23 14:09:27,757 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:09:27" (1/1) ... [2018-11-23 14:09:27,769 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:09:27" (1/1) ... [2018-11-23 14:09:27,777 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-23 14:09:27,777 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-23 14:09:27,777 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-23 14:09:27,777 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-23 14:09:27,783 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:09:27" (1/1) ... [2018-11-23 14:09:27,783 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:09:27" (1/1) ... [2018-11-23 14:09:27,785 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:09:27" (1/1) ... [2018-11-23 14:09:27,786 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:09:27" (1/1) ... [2018-11-23 14:09:27,793 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:09:27" (1/1) ... [2018-11-23 14:09:27,797 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:09:27" (1/1) ... [2018-11-23 14:09:27,799 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:09:27" (1/1) ... [2018-11-23 14:09:27,800 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-23 14:09:27,801 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-23 14:09:27,801 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-23 14:09:27,801 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-23 14:09:27,802 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:09:27" (1/1) ... No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_150ab16a-69ea-46f3-8866-5c91bf4e5714/bin-2019/uautomizer/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-23 14:09:27,838 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-23 14:09:27,838 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-23 14:09:27,838 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-23 14:09:27,838 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-23 14:09:27,838 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2018-11-23 14:09:27,839 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2018-11-23 14:09:27,839 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-23 14:09:27,839 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-23 14:09:27,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-23 14:09:27,839 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-23 14:09:27,839 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-23 14:09:27,839 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2018-11-23 14:09:27,839 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2018-11-23 14:09:27,840 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-23 14:09:27,840 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-23 14:09:27,840 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-23 14:09:27,840 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-23 14:09:27,840 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-23 14:09:27,840 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-23 14:09:27,840 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2018-11-23 14:09:27,841 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2018-11-23 14:09:27,841 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-23 14:09:27,841 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-23 14:09:27,841 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2018-11-23 14:09:27,841 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2018-11-23 14:09:27,841 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2018-11-23 14:09:27,841 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2018-11-23 14:09:27,841 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2018-11-23 14:09:27,841 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2018-11-23 14:09:27,842 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-23 14:09:27,842 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-23 14:09:27,842 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-23 14:09:27,842 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-23 14:09:27,842 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-23 14:09:27,842 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-23 14:09:27,842 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-23 14:09:27,842 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-23 14:09:27,843 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-23 14:09:27,843 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-23 14:09:27,843 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2018-11-23 14:09:27,843 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2018-11-23 14:09:27,843 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-23 14:09:27,843 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-23 14:09:27,843 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-23 14:09:27,843 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-23 14:09:27,843 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-23 14:09:27,843 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-23 14:09:27,844 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__1 [2018-11-23 14:09:27,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__1 [2018-11-23 14:09:27,844 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__2 [2018-11-23 14:09:27,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__2 [2018-11-23 14:09:27,844 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification5_spec__3 [2018-11-23 14:09:27,844 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification5_spec__3 [2018-11-23 14:09:27,844 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-23 14:09:27,844 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-23 14:09:27,844 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-23 14:09:27,845 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-23 14:09:27,845 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-23 14:09:27,845 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-23 14:09:27,845 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-23 14:09:27,845 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-23 14:09:27,845 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-23 14:09:27,845 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-23 14:09:27,845 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-23 14:09:27,845 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-23 14:09:27,846 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-23 14:09:27,846 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-23 14:09:27,846 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-23 14:09:27,846 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-23 14:09:27,846 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-23 14:09:28,257 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-23 14:09:28,257 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-23 14:09:28,258 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:09:28 BoogieIcfgContainer [2018-11-23 14:09:28,258 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-23 14:09:28,259 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-23 14:09:28,259 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-23 14:09:28,261 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-23 14:09:28,261 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 23.11 02:09:27" (1/3) ... [2018-11-23 14:09:28,261 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e226349 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:09:28, skipping insertion in model container [2018-11-23 14:09:28,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 02:09:27" (2/3) ... [2018-11-23 14:09:28,262 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4e226349 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 23.11 02:09:28, skipping insertion in model container [2018-11-23 14:09:28,262 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:09:28" (3/3) ... [2018-11-23 14:09:28,263 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec5_product60_true-unreach-call_false-termination.cil.c [2018-11-23 14:09:28,269 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-23 14:09:28,275 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-23 14:09:28,285 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-23 14:09:28,306 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-23 14:09:28,306 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-23 14:09:28,306 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-23 14:09:28,306 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-23 14:09:28,306 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-23 14:09:28,306 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-23 14:09:28,307 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-23 14:09:28,307 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-23 14:09:28,307 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-23 14:09:28,322 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states. [2018-11-23 14:09:28,328 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 60 [2018-11-23 14:09:28,329 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:09:28,329 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:09:28,331 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:09:28,335 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:09:28,335 INFO L82 PathProgramCache]: Analyzing trace with hash -35368606, now seen corresponding path program 1 times [2018-11-23 14:09:28,336 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:09:28,336 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:09:28,365 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:09:28,365 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:09:28,365 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:09:28,448 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:09:28,515 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 14:09:28,516 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:09:28,516 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-23 14:09:28,519 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-23 14:09:28,526 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-23 14:09:28,527 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 14:09:28,528 INFO L87 Difference]: Start difference. First operand 176 states. Second operand 2 states. [2018-11-23 14:09:28,560 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:09:28,560 INFO L93 Difference]: Finished difference Result 322 states and 393 transitions. [2018-11-23 14:09:28,560 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-23 14:09:28,561 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 59 [2018-11-23 14:09:28,562 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:09:28,571 INFO L225 Difference]: With dead ends: 322 [2018-11-23 14:09:28,571 INFO L226 Difference]: Without dead ends: 163 [2018-11-23 14:09:28,574 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-23 14:09:28,584 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 163 states. [2018-11-23 14:09:28,609 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 163 to 163. [2018-11-23 14:09:28,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 163 states. [2018-11-23 14:09:28,612 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 163 states to 163 states and 190 transitions. [2018-11-23 14:09:28,613 INFO L78 Accepts]: Start accepts. Automaton has 163 states and 190 transitions. Word has length 59 [2018-11-23 14:09:28,613 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:09:28,613 INFO L480 AbstractCegarLoop]: Abstraction has 163 states and 190 transitions. [2018-11-23 14:09:28,613 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-23 14:09:28,613 INFO L276 IsEmpty]: Start isEmpty. Operand 163 states and 190 transitions. [2018-11-23 14:09:28,615 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2018-11-23 14:09:28,615 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:09:28,616 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:09:28,616 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:09:28,616 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:09:28,616 INFO L82 PathProgramCache]: Analyzing trace with hash -685083891, now seen corresponding path program 1 times [2018-11-23 14:09:28,616 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:09:28,616 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:09:28,617 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:09:28,617 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:09:28,617 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:09:28,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:09:28,692 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 14:09:28,692 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:09:28,692 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-23 14:09:28,693 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-23 14:09:28,694 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-23 14:09:28,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 14:09:28,694 INFO L87 Difference]: Start difference. First operand 163 states and 190 transitions. Second operand 3 states. [2018-11-23 14:09:28,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:09:28,715 INFO L93 Difference]: Finished difference Result 261 states and 303 transitions. [2018-11-23 14:09:28,716 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-23 14:09:28,716 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 60 [2018-11-23 14:09:28,716 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:09:28,718 INFO L225 Difference]: With dead ends: 261 [2018-11-23 14:09:28,718 INFO L226 Difference]: Without dead ends: 154 [2018-11-23 14:09:28,719 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-23 14:09:28,719 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 154 states. [2018-11-23 14:09:28,729 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 154 to 154. [2018-11-23 14:09:28,729 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 154 states. [2018-11-23 14:09:28,730 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 154 states to 154 states and 178 transitions. [2018-11-23 14:09:28,731 INFO L78 Accepts]: Start accepts. Automaton has 154 states and 178 transitions. Word has length 60 [2018-11-23 14:09:28,731 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:09:28,731 INFO L480 AbstractCegarLoop]: Abstraction has 154 states and 178 transitions. [2018-11-23 14:09:28,731 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-23 14:09:28,731 INFO L276 IsEmpty]: Start isEmpty. Operand 154 states and 178 transitions. [2018-11-23 14:09:28,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2018-11-23 14:09:28,733 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:09:28,733 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:09:28,733 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:09:28,733 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:09:28,733 INFO L82 PathProgramCache]: Analyzing trace with hash -1773157151, now seen corresponding path program 1 times [2018-11-23 14:09:28,733 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:09:28,734 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:09:28,734 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:09:28,734 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:09:28,734 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:09:28,757 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:09:28,847 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 14:09:28,847 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:09:28,848 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 14:09:28,848 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 14:09:28,848 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 14:09:28,848 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-23 14:09:28,849 INFO L87 Difference]: Start difference. First operand 154 states and 178 transitions. Second operand 7 states. [2018-11-23 14:09:29,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:09:29,244 INFO L93 Difference]: Finished difference Result 462 states and 554 transitions. [2018-11-23 14:09:29,244 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2018-11-23 14:09:29,244 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 65 [2018-11-23 14:09:29,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:09:29,247 INFO L225 Difference]: With dead ends: 462 [2018-11-23 14:09:29,247 INFO L226 Difference]: Without dead ends: 336 [2018-11-23 14:09:29,248 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-23 14:09:29,249 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 336 states. [2018-11-23 14:09:29,275 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 336 to 324. [2018-11-23 14:09:29,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 324 states. [2018-11-23 14:09:29,278 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 324 states to 324 states and 388 transitions. [2018-11-23 14:09:29,278 INFO L78 Accepts]: Start accepts. Automaton has 324 states and 388 transitions. Word has length 65 [2018-11-23 14:09:29,278 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:09:29,279 INFO L480 AbstractCegarLoop]: Abstraction has 324 states and 388 transitions. [2018-11-23 14:09:29,279 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 14:09:29,279 INFO L276 IsEmpty]: Start isEmpty. Operand 324 states and 388 transitions. [2018-11-23 14:09:29,281 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-23 14:09:29,281 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:09:29,281 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:09:29,281 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:09:29,282 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:09:29,282 INFO L82 PathProgramCache]: Analyzing trace with hash -658838131, now seen corresponding path program 1 times [2018-11-23 14:09:29,282 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:09:29,282 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:09:29,283 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:09:29,283 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:09:29,283 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:09:29,303 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:09:29,408 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2018-11-23 14:09:29,408 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:09:29,408 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-23 14:09:29,408 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-23 14:09:29,409 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-23 14:09:29,409 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-23 14:09:29,409 INFO L87 Difference]: Start difference. First operand 324 states and 388 transitions. Second operand 7 states. [2018-11-23 14:09:29,887 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:09:29,887 INFO L93 Difference]: Finished difference Result 808 states and 1036 transitions. [2018-11-23 14:09:29,887 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2018-11-23 14:09:29,887 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 70 [2018-11-23 14:09:29,888 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:09:29,890 INFO L225 Difference]: With dead ends: 808 [2018-11-23 14:09:29,891 INFO L226 Difference]: Without dead ends: 512 [2018-11-23 14:09:29,892 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=43, Invalid=113, Unknown=0, NotChecked=0, Total=156 [2018-11-23 14:09:29,893 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 512 states. [2018-11-23 14:09:29,925 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 512 to 458. [2018-11-23 14:09:29,925 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 458 states. [2018-11-23 14:09:29,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 458 states to 458 states and 547 transitions. [2018-11-23 14:09:29,927 INFO L78 Accepts]: Start accepts. Automaton has 458 states and 547 transitions. Word has length 70 [2018-11-23 14:09:29,928 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:09:29,928 INFO L480 AbstractCegarLoop]: Abstraction has 458 states and 547 transitions. [2018-11-23 14:09:29,928 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-23 14:09:29,928 INFO L276 IsEmpty]: Start isEmpty. Operand 458 states and 547 transitions. [2018-11-23 14:09:29,930 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 14:09:29,931 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:09:29,931 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:09:29,932 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:09:29,932 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:09:29,932 INFO L82 PathProgramCache]: Analyzing trace with hash 1329963175, now seen corresponding path program 1 times [2018-11-23 14:09:29,932 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:09:29,932 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:09:29,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:09:29,933 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:09:29,933 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:09:29,951 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:09:30,005 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 14:09:30,006 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:09:30,006 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-23 14:09:30,006 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-23 14:09:30,007 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-23 14:09:30,007 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-23 14:09:30,007 INFO L87 Difference]: Start difference. First operand 458 states and 547 transitions. Second operand 6 states. [2018-11-23 14:09:30,082 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:09:30,082 INFO L93 Difference]: Finished difference Result 902 states and 1110 transitions. [2018-11-23 14:09:30,083 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-23 14:09:30,083 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 108 [2018-11-23 14:09:30,084 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:09:30,086 INFO L225 Difference]: With dead ends: 902 [2018-11-23 14:09:30,086 INFO L226 Difference]: Without dead ends: 472 [2018-11-23 14:09:30,088 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 7 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2018-11-23 14:09:30,088 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 472 states. [2018-11-23 14:09:30,110 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 472 to 468. [2018-11-23 14:09:30,110 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 468 states. [2018-11-23 14:09:30,112 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 468 states and 557 transitions. [2018-11-23 14:09:30,113 INFO L78 Accepts]: Start accepts. Automaton has 468 states and 557 transitions. Word has length 108 [2018-11-23 14:09:30,113 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:09:30,113 INFO L480 AbstractCegarLoop]: Abstraction has 468 states and 557 transitions. [2018-11-23 14:09:30,113 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-23 14:09:30,113 INFO L276 IsEmpty]: Start isEmpty. Operand 468 states and 557 transitions. [2018-11-23 14:09:30,115 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 14:09:30,115 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:09:30,115 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:09:30,115 INFO L423 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:09:30,115 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:09:30,115 INFO L82 PathProgramCache]: Analyzing trace with hash -1036731419, now seen corresponding path program 1 times [2018-11-23 14:09:30,116 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:09:30,116 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:09:30,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:09:30,116 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:09:30,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:09:30,131 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:09:30,233 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 14:09:30,233 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:09:30,233 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2018-11-23 14:09:30,234 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2018-11-23 14:09:30,234 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2018-11-23 14:09:30,234 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-23 14:09:30,234 INFO L87 Difference]: Start difference. First operand 468 states and 557 transitions. Second operand 8 states. [2018-11-23 14:09:30,281 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:09:30,281 INFO L93 Difference]: Finished difference Result 922 states and 1130 transitions. [2018-11-23 14:09:30,283 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-23 14:09:30,283 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 108 [2018-11-23 14:09:30,283 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:09:30,285 INFO L225 Difference]: With dead ends: 922 [2018-11-23 14:09:30,285 INFO L226 Difference]: Without dead ends: 482 [2018-11-23 14:09:30,287 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 10 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=13, Invalid=43, Unknown=0, NotChecked=0, Total=56 [2018-11-23 14:09:30,288 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 482 states. [2018-11-23 14:09:30,308 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 482 to 476. [2018-11-23 14:09:30,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 476 states. [2018-11-23 14:09:30,311 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 476 states to 476 states and 565 transitions. [2018-11-23 14:09:30,311 INFO L78 Accepts]: Start accepts. Automaton has 476 states and 565 transitions. Word has length 108 [2018-11-23 14:09:30,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:09:30,311 INFO L480 AbstractCegarLoop]: Abstraction has 476 states and 565 transitions. [2018-11-23 14:09:30,312 INFO L481 AbstractCegarLoop]: Interpolant automaton has 8 states. [2018-11-23 14:09:30,312 INFO L276 IsEmpty]: Start isEmpty. Operand 476 states and 565 transitions. [2018-11-23 14:09:30,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2018-11-23 14:09:30,313 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:09:30,313 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:09:30,313 INFO L423 AbstractCegarLoop]: === Iteration 7 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:09:30,314 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:09:30,314 INFO L82 PathProgramCache]: Analyzing trace with hash -1277271548, now seen corresponding path program 1 times [2018-11-23 14:09:30,314 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:09:30,314 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:09:30,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:09:30,315 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:09:30,315 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:09:30,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:09:30,388 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 14:09:30,388 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:09:30,388 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2018-11-23 14:09:30,389 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 14:09:30,389 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 14:09:30,389 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 14:09:30,389 INFO L87 Difference]: Start difference. First operand 476 states and 565 transitions. Second operand 4 states. [2018-11-23 14:09:30,590 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:09:30,590 INFO L93 Difference]: Finished difference Result 1484 states and 1846 transitions. [2018-11-23 14:09:30,591 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 14:09:30,591 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 108 [2018-11-23 14:09:30,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:09:30,596 INFO L225 Difference]: With dead ends: 1484 [2018-11-23 14:09:30,596 INFO L226 Difference]: Without dead ends: 1036 [2018-11-23 14:09:30,598 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 5 SyntacticMatches, 1 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 14:09:30,599 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1036 states. [2018-11-23 14:09:30,666 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1036 to 1019. [2018-11-23 14:09:30,666 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1019 states. [2018-11-23 14:09:30,671 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1019 states to 1019 states and 1244 transitions. [2018-11-23 14:09:30,671 INFO L78 Accepts]: Start accepts. Automaton has 1019 states and 1244 transitions. Word has length 108 [2018-11-23 14:09:30,671 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:09:30,671 INFO L480 AbstractCegarLoop]: Abstraction has 1019 states and 1244 transitions. [2018-11-23 14:09:30,672 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 14:09:30,672 INFO L276 IsEmpty]: Start isEmpty. Operand 1019 states and 1244 transitions. [2018-11-23 14:09:30,674 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2018-11-23 14:09:30,674 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:09:30,674 INFO L402 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:09:30,674 INFO L423 AbstractCegarLoop]: === Iteration 8 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:09:30,674 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:09:30,674 INFO L82 PathProgramCache]: Analyzing trace with hash -1306050626, now seen corresponding path program 1 times [2018-11-23 14:09:30,675 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:09:30,675 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:09:30,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:09:30,675 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:09:30,675 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:09:30,696 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:09:30,773 INFO L134 CoverageAnalysis]: Checked inductivity of 3 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2018-11-23 14:09:30,774 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-23 14:09:30,774 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2018-11-23 14:09:30,774 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2018-11-23 14:09:30,774 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2018-11-23 14:09:30,775 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2018-11-23 14:09:30,775 INFO L87 Difference]: Start difference. First operand 1019 states and 1244 transitions. Second operand 9 states. [2018-11-23 14:09:31,414 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:09:31,414 INFO L93 Difference]: Finished difference Result 2802 states and 3576 transitions. [2018-11-23 14:09:31,415 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2018-11-23 14:09:31,415 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 112 [2018-11-23 14:09:31,415 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:09:31,420 INFO L225 Difference]: With dead ends: 2802 [2018-11-23 14:09:31,420 INFO L226 Difference]: Without dead ends: 1997 [2018-11-23 14:09:31,422 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 57 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=79, Invalid=263, Unknown=0, NotChecked=0, Total=342 [2018-11-23 14:09:31,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1997 states. [2018-11-23 14:09:31,482 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1997 to 1764. [2018-11-23 14:09:31,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1764 states. [2018-11-23 14:09:31,486 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1764 states to 1764 states and 2119 transitions. [2018-11-23 14:09:31,487 INFO L78 Accepts]: Start accepts. Automaton has 1764 states and 2119 transitions. Word has length 112 [2018-11-23 14:09:31,487 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:09:31,487 INFO L480 AbstractCegarLoop]: Abstraction has 1764 states and 2119 transitions. [2018-11-23 14:09:31,488 INFO L481 AbstractCegarLoop]: Interpolant automaton has 9 states. [2018-11-23 14:09:31,488 INFO L276 IsEmpty]: Start isEmpty. Operand 1764 states and 2119 transitions. [2018-11-23 14:09:31,490 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 175 [2018-11-23 14:09:31,490 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:09:31,491 INFO L402 BasicCegarLoop]: trace histogram [3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:09:31,491 INFO L423 AbstractCegarLoop]: === Iteration 9 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:09:31,492 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:09:31,492 INFO L82 PathProgramCache]: Analyzing trace with hash 2041275749, now seen corresponding path program 1 times [2018-11-23 14:09:31,492 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:09:31,492 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:09:31,493 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:09:31,493 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:09:31,493 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:09:31,508 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:09:31,631 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 23 proven. 7 refuted. 0 times theorem prover too weak. 13 trivial. 0 not checked. [2018-11-23 14:09:31,632 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 14:09:31,632 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_150ab16a-69ea-46f3-8866-5c91bf4e5714/bin-2019/uautomizer/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 14:09:31,649 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:09:31,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:09:31,744 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:09:31,845 INFO L134 CoverageAnalysis]: Checked inductivity of 43 backedges. 28 proven. 15 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-23 14:09:31,861 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 14:09:31,861 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 7] total 16 [2018-11-23 14:09:31,862 INFO L459 AbstractCegarLoop]: Interpolant automaton has 16 states [2018-11-23 14:09:31,862 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2018-11-23 14:09:31,862 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=41, Invalid=199, Unknown=0, NotChecked=0, Total=240 [2018-11-23 14:09:31,862 INFO L87 Difference]: Start difference. First operand 1764 states and 2119 transitions. Second operand 16 states. [2018-11-23 14:09:32,650 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:09:32,650 INFO L93 Difference]: Finished difference Result 4039 states and 5054 transitions. [2018-11-23 14:09:32,651 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 25 states. [2018-11-23 14:09:32,651 INFO L78 Accepts]: Start accepts. Automaton has 16 states. Word has length 174 [2018-11-23 14:09:32,651 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:09:32,657 INFO L225 Difference]: With dead ends: 4039 [2018-11-23 14:09:32,657 INFO L226 Difference]: Without dead ends: 2483 [2018-11-23 14:09:32,660 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 205 GetRequests, 174 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 189 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=169, Invalid=887, Unknown=0, NotChecked=0, Total=1056 [2018-11-23 14:09:32,661 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2483 states. [2018-11-23 14:09:32,741 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2483 to 2221. [2018-11-23 14:09:32,741 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2221 states. [2018-11-23 14:09:32,746 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2221 states to 2221 states and 2637 transitions. [2018-11-23 14:09:32,746 INFO L78 Accepts]: Start accepts. Automaton has 2221 states and 2637 transitions. Word has length 174 [2018-11-23 14:09:32,747 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:09:32,747 INFO L480 AbstractCegarLoop]: Abstraction has 2221 states and 2637 transitions. [2018-11-23 14:09:32,747 INFO L481 AbstractCegarLoop]: Interpolant automaton has 16 states. [2018-11-23 14:09:32,747 INFO L276 IsEmpty]: Start isEmpty. Operand 2221 states and 2637 transitions. [2018-11-23 14:09:32,752 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 312 [2018-11-23 14:09:32,752 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:09:32,752 INFO L402 BasicCegarLoop]: trace histogram [5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:09:32,752 INFO L423 AbstractCegarLoop]: === Iteration 10 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:09:32,753 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:09:32,753 INFO L82 PathProgramCache]: Analyzing trace with hash -643962804, now seen corresponding path program 1 times [2018-11-23 14:09:32,753 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:09:32,753 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:09:32,754 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:09:32,754 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:09:32,754 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:09:32,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:09:32,886 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 98 proven. 16 refuted. 0 times theorem prover too weak. 175 trivial. 0 not checked. [2018-11-23 14:09:32,886 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 14:09:32,886 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_150ab16a-69ea-46f3-8866-5c91bf4e5714/bin-2019/uautomizer/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 14:09:32,895 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:09:32,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:09:33,007 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:09:33,177 INFO L134 CoverageAnalysis]: Checked inductivity of 289 backedges. 220 proven. 4 refuted. 0 times theorem prover too weak. 65 trivial. 0 not checked. [2018-11-23 14:09:33,193 INFO L312 seRefinementStrategy]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2018-11-23 14:09:33,193 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 12] total 18 [2018-11-23 14:09:33,194 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2018-11-23 14:09:33,194 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2018-11-23 14:09:33,194 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=49, Invalid=257, Unknown=0, NotChecked=0, Total=306 [2018-11-23 14:09:33,195 INFO L87 Difference]: Start difference. First operand 2221 states and 2637 transitions. Second operand 18 states. [2018-11-23 14:09:35,004 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:09:35,004 INFO L93 Difference]: Finished difference Result 6024 states and 7539 transitions. [2018-11-23 14:09:35,004 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 30 states. [2018-11-23 14:09:35,004 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 311 [2018-11-23 14:09:35,005 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:09:35,012 INFO L225 Difference]: With dead ends: 6024 [2018-11-23 14:09:35,013 INFO L226 Difference]: Without dead ends: 3263 [2018-11-23 14:09:35,017 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 360 GetRequests, 317 SyntacticMatches, 1 SemanticMatches, 42 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 384 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=372, Invalid=1520, Unknown=0, NotChecked=0, Total=1892 [2018-11-23 14:09:35,019 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3263 states. [2018-11-23 14:09:35,120 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3263 to 3037. [2018-11-23 14:09:35,120 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3037 states. [2018-11-23 14:09:35,129 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3037 states to 3037 states and 3552 transitions. [2018-11-23 14:09:35,130 INFO L78 Accepts]: Start accepts. Automaton has 3037 states and 3552 transitions. Word has length 311 [2018-11-23 14:09:35,130 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:09:35,130 INFO L480 AbstractCegarLoop]: Abstraction has 3037 states and 3552 transitions. [2018-11-23 14:09:35,131 INFO L481 AbstractCegarLoop]: Interpolant automaton has 18 states. [2018-11-23 14:09:35,131 INFO L276 IsEmpty]: Start isEmpty. Operand 3037 states and 3552 transitions. [2018-11-23 14:09:35,137 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 398 [2018-11-23 14:09:35,137 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:09:35,138 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 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] [2018-11-23 14:09:35,138 INFO L423 AbstractCegarLoop]: === Iteration 11 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:09:35,138 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:09:35,138 INFO L82 PathProgramCache]: Analyzing trace with hash 1895144598, now seen corresponding path program 1 times [2018-11-23 14:09:35,138 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:09:35,138 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:09:35,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:09:35,139 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:09:35,139 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:09:35,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:09:35,219 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 87 proven. 12 refuted. 0 times theorem prover too weak. 470 trivial. 0 not checked. [2018-11-23 14:09:35,219 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 14:09:35,219 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_150ab16a-69ea-46f3-8866-5c91bf4e5714/bin-2019/uautomizer/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 14:09:35,226 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:09:35,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:09:35,340 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:09:35,455 INFO L134 CoverageAnalysis]: Checked inductivity of 569 backedges. 100 proven. 0 refuted. 0 times theorem prover too weak. 469 trivial. 0 not checked. [2018-11-23 14:09:35,470 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 14:09:35,471 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [4] total 4 [2018-11-23 14:09:35,471 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2018-11-23 14:09:35,471 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2018-11-23 14:09:35,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 14:09:35,472 INFO L87 Difference]: Start difference. First operand 3037 states and 3552 transitions. Second operand 4 states. [2018-11-23 14:09:35,633 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:09:35,633 INFO L93 Difference]: Finished difference Result 4870 states and 5708 transitions. [2018-11-23 14:09:35,634 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2018-11-23 14:09:35,634 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 397 [2018-11-23 14:09:35,634 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:09:35,639 INFO L225 Difference]: With dead ends: 4870 [2018-11-23 14:09:35,639 INFO L226 Difference]: Without dead ends: 1895 [2018-11-23 14:09:35,643 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 400 GetRequests, 396 SyntacticMatches, 2 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2018-11-23 14:09:35,645 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1895 states. [2018-11-23 14:09:35,707 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1895 to 1855. [2018-11-23 14:09:35,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1855 states. [2018-11-23 14:09:35,710 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1855 states to 1855 states and 2134 transitions. [2018-11-23 14:09:35,711 INFO L78 Accepts]: Start accepts. Automaton has 1855 states and 2134 transitions. Word has length 397 [2018-11-23 14:09:35,711 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:09:35,711 INFO L480 AbstractCegarLoop]: Abstraction has 1855 states and 2134 transitions. [2018-11-23 14:09:35,711 INFO L481 AbstractCegarLoop]: Interpolant automaton has 4 states. [2018-11-23 14:09:35,712 INFO L276 IsEmpty]: Start isEmpty. Operand 1855 states and 2134 transitions. [2018-11-23 14:09:35,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 374 [2018-11-23 14:09:35,716 INFO L394 BasicCegarLoop]: Found error trace [2018-11-23 14:09:35,716 INFO L402 BasicCegarLoop]: trace histogram [9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-23 14:09:35,716 INFO L423 AbstractCegarLoop]: === Iteration 12 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-23 14:09:35,717 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-23 14:09:35,717 INFO L82 PathProgramCache]: Analyzing trace with hash 824162955, now seen corresponding path program 1 times [2018-11-23 14:09:35,717 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-23 14:09:35,717 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-23 14:09:35,717 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:09:35,718 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:09:35,718 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-23 14:09:35,730 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:09:35,824 INFO L134 CoverageAnalysis]: Checked inductivity of 501 backedges. 108 proven. 15 refuted. 0 times theorem prover too weak. 378 trivial. 0 not checked. [2018-11-23 14:09:35,824 INFO L300 seRefinementStrategy]: The current sequences of interpolants are not accepted, trying to find more. [2018-11-23 14:09:35,824 INFO L223 ckRefinementStrategy]: Switched to mode Z3_FP No working directory specified, using /tmp/vcloud-vcloud-master/worker/working_dir_150ab16a-69ea-46f3-8866-5c91bf4e5714/bin-2019/uautomizer/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:12000 [2018-11-23 14:09:35,831 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-23 14:09:35,934 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-23 14:09:35,940 INFO L273 TraceCheckSpWp]: Computing forward predicates... [2018-11-23 14:09:36,061 INFO L134 CoverageAnalysis]: Checked inductivity of 501 backedges. 271 proven. 0 refuted. 0 times theorem prover too weak. 230 trivial. 0 not checked. [2018-11-23 14:09:36,076 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2018-11-23 14:09:36,077 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [9] total 13 [2018-11-23 14:09:36,077 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2018-11-23 14:09:36,077 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2018-11-23 14:09:36,078 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2018-11-23 14:09:36,078 INFO L87 Difference]: Start difference. First operand 1855 states and 2134 transitions. Second operand 13 states. [2018-11-23 14:09:36,142 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-23 14:09:36,142 INFO L93 Difference]: Finished difference Result 2251 states and 2573 transitions. [2018-11-23 14:09:36,143 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2018-11-23 14:09:36,143 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 373 [2018-11-23 14:09:36,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-23 14:09:36,144 INFO L225 Difference]: With dead ends: 2251 [2018-11-23 14:09:36,144 INFO L226 Difference]: Without dead ends: 0 [2018-11-23 14:09:36,146 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 384 GetRequests, 372 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=33, Invalid=149, Unknown=0, NotChecked=0, Total=182 [2018-11-23 14:09:36,146 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-23 14:09:36,147 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-23 14:09:36,147 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-23 14:09:36,147 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-23 14:09:36,147 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 373 [2018-11-23 14:09:36,147 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-23 14:09:36,147 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-23 14:09:36,147 INFO L481 AbstractCegarLoop]: Interpolant automaton has 13 states. [2018-11-23 14:09:36,148 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-23 14:09:36,148 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-23 14:09:36,151 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-23 14:09:36,326 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,327 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,328 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,370 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,371 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,372 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,419 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,471 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,496 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,509 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,513 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,516 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,517 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,576 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,633 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,651 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,718 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,726 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,729 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,733 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,737 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,764 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,773 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,774 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,777 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,778 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,815 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,822 WARN L250 erpolLogProxyWrapper]: Already inconsistent. [2018-11-23 14:09:36,932 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 27 [2018-11-23 14:09:37,093 WARN L180 SmtUtils]: Spent 127.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 31 [2018-11-23 14:09:37,516 WARN L180 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 127 DAG size of output: 40 [2018-11-23 14:09:37,808 WARN L180 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 57 DAG size of output: 32 [2018-11-23 14:09:38,336 WARN L180 SmtUtils]: Spent 282.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 49 [2018-11-23 14:09:38,481 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 92 DAG size of output: 31 [2018-11-23 14:09:38,905 WARN L180 SmtUtils]: Spent 115.00 ms on a formula simplification. DAG size of input: 95 DAG size of output: 32 [2018-11-23 14:09:39,027 WARN L180 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 135 DAG size of output: 26 [2018-11-23 14:09:39,211 WARN L180 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 110 DAG size of output: 34 [2018-11-23 14:09:39,542 WARN L180 SmtUtils]: Spent 152.00 ms on a formula simplification. DAG size of input: 118 DAG size of output: 38 [2018-11-23 14:09:39,707 WARN L180 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 88 DAG size of output: 30 [2018-11-23 14:09:39,921 WARN L180 SmtUtils]: Spent 105.00 ms on a formula simplification. DAG size of input: 85 DAG size of output: 33 [2018-11-23 14:09:40,174 WARN L180 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 36 [2018-11-23 14:09:40,227 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 902 908) the Hoare annotation is: true [2018-11-23 14:09:40,227 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 902 908) no Hoare annotation was computed. [2018-11-23 14:09:40,227 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 909 917) no Hoare annotation was computed. [2018-11-23 14:09:40,227 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 909 917) the Hoare annotation is: true [2018-11-23 14:09:40,227 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 909 917) no Hoare annotation was computed. [2018-11-23 14:09:40,227 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__1ENTRY(lines 370 377) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0)) (not (= ~waterLevel~0 1))) [2018-11-23 14:09:40,227 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1EXIT(lines 370 377) no Hoare annotation was computed. [2018-11-23 14:09:40,227 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__1FINAL(lines 370 377) no Hoare annotation was computed. [2018-11-23 14:09:40,227 INFO L444 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__2ENTRY(lines 378 387) the Hoare annotation is: (let ((.cse2 (not (= ~systemActive~0 1))) (.cse6 (not (= |old(~switchedOnBeforeTS~0)| ~pumpRunning~0))) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse0 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse1 (not (= 0 ~pumpRunning~0))) (.cse7 (not (= ~systemActive~0 0))) (.cse3 (<= 1 ~switchedOnBeforeTS~0)) (.cse4 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or .cse1 .cse5 .cse2 .cse6 .cse4) (or .cse1 .cse7 .cse6 .cse4 .cse5) (or .cse0 .cse1 .cse7 .cse3 .cse4))) [2018-11-23 14:09:40,228 INFO L448 ceAbstractionStarter]: For program point L383(line 383) no Hoare annotation was computed. [2018-11-23 14:09:40,228 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2EXIT(lines 378 387) no Hoare annotation was computed. [2018-11-23 14:09:40,228 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__2FINAL(lines 378 387) no Hoare annotation was computed. [2018-11-23 14:09:40,228 INFO L444 ceAbstractionStarter]: At program point L403(line 403) the Hoare annotation is: (let ((.cse4 (not (= ~waterLevel~0 1))) (.cse0 (not (= ~systemActive~0 1))) (.cse5 (not (= ~systemActive~0 0))) (.cse3 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= 0 ~pumpRunning~0))) (.cse1 (not (= ~waterLevel~0 2)))) (and (or (not (= 1 ~pumpRunning~0)) .cse0 .cse1) (or .cse2 .cse0 .cse3 .cse4) (or .cse2 .cse5 .cse3 .cse4) (or (< ~switchedOnBeforeTS~0 1) .cse2 .cse0 .cse4) (or .cse2 .cse0 .cse3 .cse1) (or .cse5 (or .cse3 (or .cse2 .cse1))))) [2018-11-23 14:09:40,228 INFO L448 ceAbstractionStarter]: For program point L401(lines 401 407) no Hoare annotation was computed. [2018-11-23 14:09:40,228 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification5_spec__3ENTRY(lines 388 416) the Hoare annotation is: true [2018-11-23 14:09:40,228 INFO L448 ceAbstractionStarter]: For program point L400(lines 400 410) no Hoare annotation was computed. [2018-11-23 14:09:40,228 INFO L444 ceAbstractionStarter]: At program point L398(line 398) the Hoare annotation is: (let ((.cse6 (not (= ~systemActive~0 0))) (.cse2 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse5 (not (= ~waterLevel~0 2))) (.cse0 (not (= 0 ~pumpRunning~0))) (.cse4 (<= __utac_acc__Specification5_spec__3_~tmp~6 ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1 .cse2 .cse3 .cse4) (or (not (= 1 ~pumpRunning~0)) .cse1 .cse5) (or .cse0 .cse1 .cse2 .cse5) (or .cse0 .cse6 .cse2 .cse3 .cse4) (or .cse6 (or .cse2 (or .cse0 .cse5))) (or (< ~switchedOnBeforeTS~0 1) .cse0 .cse4 .cse1 .cse3))) [2018-11-23 14:09:40,228 INFO L448 ceAbstractionStarter]: For program point L398-1(line 398) no Hoare annotation was computed. [2018-11-23 14:09:40,228 INFO L448 ceAbstractionStarter]: For program point L396(lines 396 413) no Hoare annotation was computed. [2018-11-23 14:09:40,228 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification5_spec__3EXIT(lines 388 416) no Hoare annotation was computed. [2018-11-23 14:09:40,229 INFO L448 ceAbstractionStarter]: For program point L396-1(lines 388 416) no Hoare annotation was computed. [2018-11-23 14:09:40,229 INFO L451 ceAbstractionStarter]: At program point L394(line 394) the Hoare annotation is: true [2018-11-23 14:09:40,229 INFO L448 ceAbstractionStarter]: For program point L394-1(line 394) no Hoare annotation was computed. [2018-11-23 14:09:40,229 INFO L444 ceAbstractionStarter]: At program point L866-1(line 866) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 14:09:40,229 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 860 882) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 14:09:40,229 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 860 882) no Hoare annotation was computed. [2018-11-23 14:09:40,229 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 860 882) no Hoare annotation was computed. [2018-11-23 14:09:40,229 INFO L444 ceAbstractionStarter]: At program point L872(line 872) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~10 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 14:09:40,229 INFO L444 ceAbstractionStarter]: At program point L872-1(line 872) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= main_~tmp~10 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 14:09:40,229 INFO L448 ceAbstractionStarter]: For program point L870(lines 870 877) no Hoare annotation was computed. [2018-11-23 14:09:40,229 INFO L448 ceAbstractionStarter]: For program point L870-1(lines 870 877) no Hoare annotation was computed. [2018-11-23 14:09:40,229 INFO L448 ceAbstractionStarter]: For program point L868(line 868) no Hoare annotation was computed. [2018-11-23 14:09:40,230 INFO L444 ceAbstractionStarter]: At program point L867(line 867) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 14:09:40,230 INFO L444 ceAbstractionStarter]: At program point L866(line 866) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 14:09:40,230 INFO L448 ceAbstractionStarter]: For program point stopSystemEXIT(lines 271 285) no Hoare annotation was computed. [2018-11-23 14:09:40,230 INFO L444 ceAbstractionStarter]: At program point stopSystemENTRY(lines 271 285) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse5 (not (= ~waterLevel~0 1))) (.cse3 (= |old(~systemActive~0)| 0)) (.cse2 (not (= ~waterLevel~0 2))) (.cse4 (not (= ~systemActive~0 0)))) (and (or .cse0 (or .cse1 .cse2)) (or .cse3 .cse1 (and .cse0 .cse4) .cse5) (or (or .cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) .cse5) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (or (or (or .cse3 .cse2) (not (= 1 |old(~pumpRunning~0)|))) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) .cse4)))) [2018-11-23 14:09:40,230 INFO L444 ceAbstractionStarter]: At program point L277(line 277) the Hoare annotation is: (let ((.cse1 (not (= ~waterLevel~0 2))) (.cse3 (= |old(~systemActive~0)| 0)) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~waterLevel~0 1)))) (and (or .cse0 .cse1) (or .cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) .cse2) (or (or (or .cse3 .cse1) (not (= 1 |old(~pumpRunning~0)|))) (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (not (= ~systemActive~0 0)))) (or .cse3 .cse0 .cse2))) [2018-11-23 14:09:40,230 INFO L448 ceAbstractionStarter]: For program point stopSystemFINAL(lines 271 285) no Hoare annotation was computed. [2018-11-23 14:09:40,230 INFO L448 ceAbstractionStarter]: For program point L275(lines 275 281) no Hoare annotation was computed. [2018-11-23 14:09:40,230 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 188 196) no Hoare annotation was computed. [2018-11-23 14:09:40,230 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 188 196) the Hoare annotation is: true [2018-11-23 14:09:40,230 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 188 196) no Hoare annotation was computed. [2018-11-23 14:09:40,231 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 252 270) the Hoare annotation is: true [2018-11-23 14:09:40,231 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 252 270) no Hoare annotation was computed. [2018-11-23 14:09:40,231 INFO L448 ceAbstractionStarter]: For program point L261(lines 261 265) no Hoare annotation was computed. [2018-11-23 14:09:40,231 INFO L451 ceAbstractionStarter]: At program point L259(line 259) the Hoare annotation is: true [2018-11-23 14:09:40,231 INFO L448 ceAbstractionStarter]: For program point L261-2(lines 261 265) no Hoare annotation was computed. [2018-11-23 14:09:40,231 INFO L448 ceAbstractionStarter]: For program point L259-1(line 259) no Hoare annotation was computed. [2018-11-23 14:09:40,231 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 252 270) no Hoare annotation was computed. [2018-11-23 14:09:40,231 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 895 901) no Hoare annotation was computed. [2018-11-23 14:09:40,239 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 895 901) the Hoare annotation is: true [2018-11-23 14:09:40,239 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 846 856) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 14:09:40,239 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 846 856) no Hoare annotation was computed. [2018-11-23 14:09:40,240 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 846 856) no Hoare annotation was computed. [2018-11-23 14:09:40,240 INFO L444 ceAbstractionStarter]: At program point L851(line 851) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 14:09:40,240 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 177 187) the Hoare annotation is: true [2018-11-23 14:09:40,240 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 177 187) no Hoare annotation was computed. [2018-11-23 14:09:40,240 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 177 187) no Hoare annotation was computed. [2018-11-23 14:09:40,240 INFO L451 ceAbstractionStarter]: At program point L182(line 182) the Hoare annotation is: true [2018-11-23 14:09:40,240 INFO L448 ceAbstractionStarter]: For program point L182-1(line 182) no Hoare annotation was computed. [2018-11-23 14:09:40,240 INFO L444 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 169 176) the Hoare annotation is: (let ((.cse0 (not (= 1 |old(~pumpRunning~0)|)))) (and (or (or (or (= ~systemActive~0 0) (not (= ~waterLevel~0 2))) .cse0) (= ~pumpRunning~0 |old(~pumpRunning~0)|)) (or .cse0 (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~waterLevel~0 1))))) [2018-11-23 14:09:40,240 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 169 176) no Hoare annotation was computed. [2018-11-23 14:09:40,240 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 169 176) no Hoare annotation was computed. [2018-11-23 14:09:40,240 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryEXIT(lines 1007 1020) no Hoare annotation was computed. [2018-11-23 14:09:40,240 INFO L448 ceAbstractionStarter]: For program point L1011(lines 1011 1017) no Hoare annotation was computed. [2018-11-23 14:09:40,240 INFO L451 ceAbstractionStarter]: At program point isHighWaterSensorDryENTRY(lines 1007 1020) the Hoare annotation is: true [2018-11-23 14:09:40,241 INFO L448 ceAbstractionStarter]: For program point isHighWaterSensorDryFINAL(lines 1007 1020) no Hoare annotation was computed. [2018-11-23 14:09:40,241 INFO L444 ceAbstractionStarter]: At program point L128(line 128) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (and (= processEnvironment_~tmp~1 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-11-23 14:09:40,241 INFO L448 ceAbstractionStarter]: For program point L126(lines 126 134) no Hoare annotation was computed. [2018-11-23 14:09:40,241 INFO L444 ceAbstractionStarter]: At program point L124(line 124) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0) .cse3))) [2018-11-23 14:09:40,241 INFO L448 ceAbstractionStarter]: For program point L124-1(line 124) no Hoare annotation was computed. [2018-11-23 14:09:40,241 INFO L448 ceAbstractionStarter]: For program point L122(lines 122 139) no Hoare annotation was computed. [2018-11-23 14:09:40,241 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 118 142) no Hoare annotation was computed. [2018-11-23 14:09:40,241 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 118 142) the Hoare annotation is: (let ((.cse3 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse4 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2 .cse3) (or .cse4 .cse2 .cse0 .cse1 .cse3) (or (or .cse1 (or .cse4 .cse0 (not (= ~waterLevel~0 2)))) .cse2))) [2018-11-23 14:09:40,241 INFO L444 ceAbstractionStarter]: At program point L137(line 137) the Hoare annotation is: (let ((.cse2 (not (= ~waterLevel~0 1))) (.cse1 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse0 (not (= ~systemActive~0 1))) (.cse4 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or (not (= 1 |old(~pumpRunning~0)|)) .cse0 .cse1 .cse2) (or .cse3 .cse4 .cse0 .cse1 .cse2) (or (or .cse1 (or .cse3 .cse0 (not (= ~waterLevel~0 2)))) .cse4))) [2018-11-23 14:09:40,241 INFO L448 ceAbstractionStarter]: For program point L137-1(lines 118 142) no Hoare annotation was computed. [2018-11-23 14:09:40,242 INFO L444 ceAbstractionStarter]: At program point L132(line 132) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse3 (not (= ~waterLevel~0 1)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 .cse3) (or (not (= 1 |old(~pumpRunning~0)|)) .cse2 .cse0 .cse3))) [2018-11-23 14:09:40,242 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 84 90) no Hoare annotation was computed. [2018-11-23 14:09:40,242 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 84 90) the Hoare annotation is: true [2018-11-23 14:09:40,242 INFO L444 ceAbstractionStarter]: At program point L320(line 320) the Hoare annotation is: (let ((.cse8 (= 0 ~pumpRunning~0)) (.cse6 (= ~systemActive~0 1)) (.cse7 (= test_~splverifierCounter~0 0))) (let ((.cse0 (and .cse8 .cse6 .cse7)) (.cse3 (= ~systemActive~0 0)) (.cse5 (= 1 ~waterLevel~0)) (.cse4 (and .cse8 .cse7)) (.cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (.cse1 (= 2 ~waterLevel~0))) (or (and .cse0 .cse1 .cse2) (and .cse3 .cse1 .cse4 .cse2) (and .cse0 .cse5) (not (= |old(~systemActive~0)| 1)) (and .cse3 (and .cse5 .cse4 .cse2)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and .cse1 (= ~pumpRunning~0 1) .cse6 .cse7)))) [2018-11-23 14:09:40,242 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 298 365) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~systemActive~0 1)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 14:09:40,242 INFO L448 ceAbstractionStarter]: For program point L318(lines 318 324) no Hoare annotation was computed. [2018-11-23 14:09:40,242 INFO L448 ceAbstractionStarter]: For program point L318-1(lines 318 324) no Hoare annotation was computed. [2018-11-23 14:09:40,242 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 298 365) no Hoare annotation was computed. [2018-11-23 14:09:40,242 INFO L448 ceAbstractionStarter]: For program point L310(lines 310 314) no Hoare annotation was computed. [2018-11-23 14:09:40,242 INFO L444 ceAbstractionStarter]: At program point L358(lines 307 359) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~waterLevel~0)| 1))) [2018-11-23 14:09:40,243 INFO L444 ceAbstractionStarter]: At program point L348(line 348) the Hoare annotation is: (let ((.cse0 (= 0 ~pumpRunning~0)) (.cse2 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= ~systemActive~0 0))) (.cse4 (= 2 ~waterLevel~0)) (.cse3 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse3) (not (= |old(~systemActive~0)| 1)) (not (= 0 |old(~pumpRunning~0)|)) (and .cse0 .cse2 .cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 1)) (and (= ~pumpRunning~0 1) (and .cse1 .cse4 .cse3)))) [2018-11-23 14:09:40,243 INFO L448 ceAbstractionStarter]: For program point L346(lines 346 352) no Hoare annotation was computed. [2018-11-23 14:09:40,243 INFO L444 ceAbstractionStarter]: At program point L346-1(lines 338 353) the Hoare annotation is: (let ((.cse5 (= ~systemActive~0 0)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse0 (= 2 ~waterLevel~0)) (.cse1 (= ~systemActive~0 1)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and .cse3 .cse4 .cse1 .cse2) (and .cse5 (and .cse3 .cse0 .cse2)) (and .cse5 .cse3 .cse4 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse0 .cse1 .cse2) (not (= |old(~waterLevel~0)| 1)))) [2018-11-23 14:09:40,243 INFO L448 ceAbstractionStarter]: For program point L309(lines 308 357) no Hoare annotation was computed. [2018-11-23 14:09:40,243 INFO L444 ceAbstractionStarter]: At program point L340(line 340) the Hoare annotation is: (let ((.cse3 (not (= ~systemActive~0 0))) (.cse1 (= 2 ~waterLevel~0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse2 (= test_~splverifierCounter~0 0))) (or (and .cse0 .cse1 .cse2) (and .cse0 .cse3 (= |old(~waterLevel~0)| ~waterLevel~0) .cse2) (not (= |old(~systemActive~0)| 1)) (and .cse3 (and .cse1 (= ~pumpRunning~0 1) .cse2)) (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~waterLevel~0)| 1)) (and .cse0 (= 1 ~waterLevel~0) .cse2 (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) [2018-11-23 14:09:40,243 INFO L448 ceAbstractionStarter]: For program point L338(lines 338 353) no Hoare annotation was computed. [2018-11-23 14:09:40,244 INFO L444 ceAbstractionStarter]: At program point L330(line 330) the Hoare annotation is: (let ((.cse1 (= ~systemActive~0 1)) (.cse0 (= 2 ~waterLevel~0)) (.cse5 (= ~systemActive~0 0)) (.cse3 (= 0 ~pumpRunning~0)) (.cse4 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse2 (= test_~splverifierCounter~0 0)) (.cse6 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (and .cse0 (= ~pumpRunning~0 1) .cse1 .cse2) (not (= |old(~systemActive~0)| 1)) (and .cse3 .cse4 .cse1 .cse2) (not (= 0 |old(~pumpRunning~0)|)) (and .cse3 .cse0 .cse1 .cse2) (and .cse5 (and (and .cse3 .cse0 .cse2) .cse6)) (and .cse5 .cse3 .cse4 .cse2 .cse6) (not (= |old(~waterLevel~0)| 1)))) [2018-11-23 14:09:40,244 INFO L448 ceAbstractionStarter]: For program point L328(lines 328 334) no Hoare annotation was computed. [2018-11-23 14:09:40,244 INFO L448 ceAbstractionStarter]: For program point L328-1(lines 328 334) no Hoare annotation was computed. [2018-11-23 14:09:40,244 INFO L444 ceAbstractionStarter]: At program point L355(lines 308 357) the Hoare annotation is: (let ((.cse4 (= 2 ~waterLevel~0)) (.cse2 (= ~systemActive~0 1)) (.cse6 (= ~systemActive~0 0)) (.cse0 (= 0 ~pumpRunning~0)) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse3 (= test_~splverifierCounter~0 0)) (.cse5 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or (not (= |old(~systemActive~0)| 1)) (and .cse0 .cse1 .cse2 .cse3) (and .cse0 .cse4 .cse2 .cse3 .cse5) (and .cse6 (and .cse0 .cse4 .cse3) .cse5) (not (= 0 |old(~pumpRunning~0)|)) (and .cse4 (= ~pumpRunning~0 1) .cse2 .cse3) (and .cse6 .cse0 .cse1 .cse3 .cse5) (not (= |old(~waterLevel~0)| 1)))) [2018-11-23 14:09:40,244 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 298 365) no Hoare annotation was computed. [2018-11-23 14:09:40,244 INFO L444 ceAbstractionStarter]: At program point activatePump__wrappee__lowWaterSensorENTRY(lines 143 150) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-23 14:09:40,244 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorFINAL(lines 143 150) no Hoare annotation was computed. [2018-11-23 14:09:40,244 INFO L448 ceAbstractionStarter]: For program point activatePump__wrappee__lowWaterSensorEXIT(lines 143 150) no Hoare annotation was computed. [2018-11-23 14:09:40,244 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 1021 1029) no Hoare annotation was computed. [2018-11-23 14:09:40,245 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 1021 1029) the Hoare annotation is: true [2018-11-23 14:09:40,245 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 1021 1029) no Hoare annotation was computed. [2018-11-23 14:09:40,245 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-23 14:09:40,245 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-23 14:09:40,245 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-23 14:09:40,245 INFO L448 ceAbstractionStarter]: For program point L159(lines 159 165) no Hoare annotation was computed. [2018-11-23 14:09:40,245 INFO L444 ceAbstractionStarter]: At program point L157(line 157) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-23 14:09:40,245 INFO L448 ceAbstractionStarter]: For program point L157-1(line 157) no Hoare annotation was computed. [2018-11-23 14:09:40,245 INFO L448 ceAbstractionStarter]: For program point activatePumpEXIT(lines 152 168) no Hoare annotation was computed. [2018-11-23 14:09:40,245 INFO L444 ceAbstractionStarter]: At program point activatePumpENTRY(lines 152 168) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-23 14:09:40,245 INFO L444 ceAbstractionStarter]: At program point L163(line 163) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= ~switchedOnBeforeTS~0 ~pumpRunning~0) (not (= ~systemActive~0 1)) (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)) (not (= ~waterLevel~0 2))) [2018-11-23 14:09:40,245 INFO L448 ceAbstractionStarter]: For program point L163-1(lines 152 168) no Hoare annotation was computed. [2018-11-23 14:09:40,246 INFO L451 ceAbstractionStarter]: At program point getWaterLevelENTRY(lines 998 1006) the Hoare annotation is: true [2018-11-23 14:09:40,246 INFO L448 ceAbstractionStarter]: For program point getWaterLevelFINAL(lines 998 1006) no Hoare annotation was computed. [2018-11-23 14:09:40,246 INFO L448 ceAbstractionStarter]: For program point getWaterLevelEXIT(lines 998 1006) no Hoare annotation was computed. [2018-11-23 14:09:40,246 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelEXIT(lines 233 251) no Hoare annotation was computed. [2018-11-23 14:09:40,246 INFO L451 ceAbstractionStarter]: At program point L240(line 240) the Hoare annotation is: true [2018-11-23 14:09:40,246 INFO L448 ceAbstractionStarter]: For program point L242-2(lines 242 246) no Hoare annotation was computed. [2018-11-23 14:09:40,246 INFO L448 ceAbstractionStarter]: For program point L240-1(line 240) no Hoare annotation was computed. [2018-11-23 14:09:40,246 INFO L451 ceAbstractionStarter]: At program point isHighWaterLevelENTRY(lines 233 251) the Hoare annotation is: true [2018-11-23 14:09:40,246 INFO L448 ceAbstractionStarter]: For program point isHighWaterLevelFINAL(lines 233 251) no Hoare annotation was computed. [2018-11-23 14:09:40,246 INFO L448 ceAbstractionStarter]: For program point L242(lines 242 246) no Hoare annotation was computed. [2018-11-23 14:09:40,246 INFO L448 ceAbstractionStarter]: For program point L958-1(lines 954 965) no Hoare annotation was computed. [2018-11-23 14:09:40,246 INFO L451 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 954 965) the Hoare annotation is: true [2018-11-23 14:09:40,246 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 954 965) no Hoare annotation was computed. [2018-11-23 14:09:40,247 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 785 814) no Hoare annotation was computed. [2018-11-23 14:09:40,247 INFO L448 ceAbstractionStarter]: For program point L799(lines 799 803) no Hoare annotation was computed. [2018-11-23 14:09:40,247 INFO L451 ceAbstractionStarter]: At program point L799-1(lines 799 803) the Hoare annotation is: true [2018-11-23 14:09:40,247 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 785 814) the Hoare annotation is: true [2018-11-23 14:09:40,247 INFO L448 ceAbstractionStarter]: For program point L796(line 796) no Hoare annotation was computed. [2018-11-23 14:09:40,247 INFO L451 ceAbstractionStarter]: At program point L795-2(lines 795 809) the Hoare annotation is: true [2018-11-23 14:09:40,247 INFO L451 ceAbstractionStarter]: At program point L791(line 791) the Hoare annotation is: true [2018-11-23 14:09:40,248 INFO L448 ceAbstractionStarter]: For program point L791-1(line 791) no Hoare annotation was computed. [2018-11-23 14:09:40,249 INFO L451 ceAbstractionStarter]: At program point L810(lines 785 814) the Hoare annotation is: true [2018-11-23 14:09:40,249 INFO L448 ceAbstractionStarter]: For program point L806(line 806) no Hoare annotation was computed. [2018-11-23 14:09:40,249 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 966 974) the Hoare annotation is: true [2018-11-23 14:09:40,249 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 966 974) no Hoare annotation was computed. [2018-11-23 14:09:40,249 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 966 974) no Hoare annotation was computed. [2018-11-23 14:09:40,249 INFO L448 ceAbstractionStarter]: For program point L64(lines 60 82) no Hoare annotation was computed. [2018-11-23 14:09:40,249 INFO L448 ceAbstractionStarter]: For program point L62(lines 60 82) no Hoare annotation was computed. [2018-11-23 14:09:40,249 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 57 83) the Hoare annotation is: (let ((.cse12 (= 0 ~pumpRunning~0)) (.cse7 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse4 (and .cse12 .cse7)) (.cse10 (< |old(~switchedOnBeforeTS~0)| 1)) (.cse11 (<= 1 ~switchedOnBeforeTS~0)) (.cse6 (not (= ~systemActive~0 1))) (.cse1 (not (= |old(~waterLevel~0)| 2))) (.cse3 (and .cse12 (= 2 ~waterLevel~0))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 0))) (.cse9 (not (= |old(~switchedOnBeforeTS~0)| |old(~pumpRunning~0)|))) (.cse5 (not (= |old(~waterLevel~0)| 1))) (.cse8 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or (or .cse0 .cse1) .cse2 .cse3) (or .cse0 .cse2 .cse4 .cse5) (or (or (or .cse6 .cse1) (not (= 1 |old(~pumpRunning~0)|))) (and (= ~pumpRunning~0 1) .cse7)) (or .cse0 .cse4 .cse6 .cse5) (or .cse0 .cse8 .cse6 .cse9 .cse5) (or .cse10 .cse0 .cse2 .cse11 .cse5) (or .cse10 .cse0 .cse6 .cse11 .cse5) (or (or .cse0 .cse6 .cse1) .cse3) (or .cse0 .cse2 .cse9 .cse5 .cse8)))) [2018-11-23 14:09:40,249 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 57 83) no Hoare annotation was computed. [2018-11-23 14:09:40,250 INFO L444 ceAbstractionStarter]: At program point L73(line 73) the Hoare annotation is: (let ((.cse0 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (let ((.cse1 (not (= ~systemActive~0 1))) (.cse4 (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) .cse0)) (.cse5 (not (= |old(~waterLevel~0)| 1))) (.cse3 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse6 (not (= ~systemActive~0 0)))) (and (or (and (= 1 ~waterLevel~0) (= ~pumpRunning~0 1) .cse0) (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|)))) (or .cse3 .cse4 .cse1 .cse5) (or (or .cse3 .cse1 .cse2) .cse4) (or .cse3 .cse6 .cse5) (or (or .cse3 .cse2) .cse6)))) [2018-11-23 14:09:40,250 INFO L444 ceAbstractionStarter]: At program point L71(lines 71 77) the Hoare annotation is: (let ((.cse7 (= 0 ~pumpRunning~0)) (.cse3 (= |old(~waterLevel~0)| ~waterLevel~0))) (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse6 (not (= ~systemActive~0 0))) (.cse5 (not (= |old(~waterLevel~0)| 1))) (.cse4 (and .cse7 .cse3 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~waterLevel~0)| 2)))) (and (or (or .cse0 .cse1 .cse2) (and (= ~pumpRunning~0 1) .cse3) .cse4) (or .cse0 .cse4 .cse1 .cse5) (or (or .cse0 .cse2) .cse6 .cse4) (or .cse0 .cse6 .cse5 .cse4) (or (and (<= 1 ~switchedOnBeforeTS~0) .cse7 (= 1 ~waterLevel~0)) (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))))))) [2018-11-23 14:09:40,250 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 57 83) no Hoare annotation was computed. [2018-11-23 14:09:40,250 INFO L444 ceAbstractionStarter]: At program point L66(line 66) the Hoare annotation is: (let ((.cse1 (not (= ~systemActive~0 1))) (.cse3 (not (= |old(~waterLevel~0)| 1))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse4 (not (= ~systemActive~0 0)))) (and (or .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse3) (or (or (or .cse1 .cse2) (not (= 1 |old(~pumpRunning~0)|))) (and (= ~pumpRunning~0 1) (= |old(~waterLevel~0)| ~waterLevel~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (or .cse0 .cse4 .cse3) (or (or .cse0 .cse2) .cse4))) [2018-11-23 14:09:40,250 INFO L444 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 930 941) the Hoare annotation is: (or (or (not (= ~systemActive~0 1)) (not (= 1 ~pumpRunning~0)) (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) (not (= |old(~waterLevel~0)| 2))) (= |old(~waterLevel~0)| ~waterLevel~0)) [2018-11-23 14:09:40,250 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 930 941) no Hoare annotation was computed. [2018-11-23 14:09:40,250 INFO L448 ceAbstractionStarter]: For program point L934-1(lines 930 941) no Hoare annotation was computed. [2018-11-23 14:09:40,250 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 839 845) no Hoare annotation was computed. [2018-11-23 14:09:40,250 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 839 845) the Hoare annotation is: true [2018-11-23 14:09:40,250 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-23 14:09:40,251 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= ~systemActive~0 1) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)) [2018-11-23 14:09:40,251 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-23 14:09:40,251 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-23 14:09:40,251 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 286 293) no Hoare annotation was computed. [2018-11-23 14:09:40,251 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 286 293) the Hoare annotation is: (let ((.cse1 (= |old(~systemActive~0)| 0)) (.cse0 (not (= ~systemActive~0 0)))) (and (or (or (not (= 1 ~pumpRunning~0)) (not (= ~waterLevel~0 2))) .cse0 .cse1) (or (not (= 0 ~pumpRunning~0)) .cse1 .cse0 (not (= ~waterLevel~0 1))))) [2018-11-23 14:09:40,251 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 286 293) no Hoare annotation was computed. [2018-11-23 14:09:40,251 INFO L448 ceAbstractionStarter]: For program point L98-1(line 98) no Hoare annotation was computed. [2018-11-23 14:09:40,251 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__highWaterSensorENTRY(lines 92 116) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse2 (not (= ~waterLevel~0 2)))) .cse1))) [2018-11-23 14:09:40,251 INFO L448 ceAbstractionStarter]: For program point L96(lines 96 113) no Hoare annotation was computed. [2018-11-23 14:09:40,251 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__highWaterSensorEXIT(lines 92 116) no Hoare annotation was computed. [2018-11-23 14:09:40,251 INFO L444 ceAbstractionStarter]: At program point L111(line 111) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) (or .cse1 .cse2 .cse0 (not (= ~waterLevel~0 1))))) [2018-11-23 14:09:40,251 INFO L448 ceAbstractionStarter]: For program point L111-1(lines 92 116) no Hoare annotation was computed. [2018-11-23 14:09:40,252 INFO L444 ceAbstractionStarter]: At program point L106(line 106) the Hoare annotation is: (let ((.cse1 (not (= 0 |old(~pumpRunning~0)|))) (.cse3 (and (= 0 processEnvironment__wrappee__highWaterSensor_~tmp~0) (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse2 (not (= ~systemActive~0 1))) (.cse0 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|)))) (and (or (or .cse0 (or .cse1 .cse2 (not (= ~waterLevel~0 2)))) .cse3) (or .cse1 .cse3 .cse2 .cse0 (not (= ~waterLevel~0 1))))) [2018-11-23 14:09:40,252 INFO L444 ceAbstractionStarter]: At program point L102(line 102) the Hoare annotation is: (let ((.cse2 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (not (= ~systemActive~0 1)))) (and (or .cse0 .cse1 .cse2 (not (= ~waterLevel~0 1))) (or (or .cse2 (or .cse0 .cse1 (not (= ~waterLevel~0 2)))) (= ~switchedOnBeforeTS~0 ~pumpRunning~0)))) [2018-11-23 14:09:40,252 INFO L448 ceAbstractionStarter]: For program point L100(lines 100 108) no Hoare annotation was computed. [2018-11-23 14:09:40,252 INFO L444 ceAbstractionStarter]: At program point L98(line 98) the Hoare annotation is: (let ((.cse3 (not (= ~switchedOnBeforeTS~0 |old(~pumpRunning~0)|))) (.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse2 (not (= ~systemActive~0 1))) (.cse1 (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (and (or .cse0 .cse1 .cse2 .cse3 (not (= ~waterLevel~0 1))) (or (or .cse3 (or .cse0 .cse2 (not (= ~waterLevel~0 2)))) .cse1))) [2018-11-23 14:09:40,252 INFO L448 ceAbstractionStarter]: For program point L946-1(lines 942 953) no Hoare annotation was computed. [2018-11-23 14:09:40,252 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 942 953) no Hoare annotation was computed. [2018-11-23 14:09:40,252 INFO L444 ceAbstractionStarter]: At program point waterRiseENTRY(lines 942 953) the Hoare annotation is: (let ((.cse0 (not (= ~systemActive~0 1))) (.cse2 (not (= |old(~waterLevel~0)| 2))) (.cse6 (not (= ~systemActive~0 0))) (.cse5 (not (= |old(~waterLevel~0)| 1))) (.cse3 (not (= 0 ~pumpRunning~0))) (.cse4 (not (= ~switchedOnBeforeTS~0 ~pumpRunning~0))) (.cse1 (= |old(~waterLevel~0)| ~waterLevel~0))) (and (or .cse0 (not (= 1 ~pumpRunning~0)) .cse1 .cse2) (or (or .cse3 .cse0) .cse1 .cse4 .cse2) (or (or .cse3 .cse0 .cse5) .cse1) (or .cse6 .cse1 .cse4 .cse3 .cse2) (or .cse6 (or .cse5 .cse3) .cse4 .cse1))) [2018-11-23 14:09:40,252 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 919 926) no Hoare annotation was computed. [2018-11-23 14:09:40,252 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 923) no Hoare annotation was computed. [2018-11-23 14:09:40,253 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 919 926) the Hoare annotation is: true [2018-11-23 14:09:40,253 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 919 926) no Hoare annotation was computed. [2018-11-23 14:09:40,267 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 23.11 02:09:40 BoogieIcfgContainer [2018-11-23 14:09:40,267 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-23 14:09:40,267 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-23 14:09:40,267 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-23 14:09:40,267 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-23 14:09:40,268 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 02:09:28" (3/4) ... [2018-11-23 14:09:40,271 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-23 14:09:40,276 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-23 14:09:40,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-23 14:09:40,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__1 [2018-11-23 14:09:40,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__2 [2018-11-23 14:09:40,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification5_spec__3 [2018-11-23 14:09:40,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-23 14:09:40,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure stopSystem [2018-11-23 14:09:40,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-23 14:09:40,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-23 14:09:40,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-23 14:09:40,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-23 14:09:40,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-23 14:09:40,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-23 14:09:40,277 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterSensorDry [2018-11-23 14:09:40,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-23 14:09:40,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-23 14:09:40,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-23 14:09:40,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump__wrappee__lowWaterSensor [2018-11-23 14:09:40,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-23 14:09:40,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-23 14:09:40,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure activatePump [2018-11-23 14:09:40,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure getWaterLevel [2018-11-23 14:09:40,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isHighWaterLevel [2018-11-23 14:09:40,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-23 14:09:40,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-23 14:09:40,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-23 14:09:40,278 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-23 14:09:40,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-23 14:09:40,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-23 14:09:40,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-23 14:09:40,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__highWaterSensor [2018-11-23 14:09:40,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-23 14:09:40,279 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-23 14:09:40,285 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 47 nodes and edges [2018-11-23 14:09:40,285 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-23 14:09:40,285 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 9 nodes and edges [2018-11-23 14:09:40,285 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-23 14:09:40,285 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-23 14:09:40,286 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 14:09:40,286 INFO L879 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-23 14:09:40,304 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((((((!(\old(systemActive) == 1) || (((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((systemActive == 0 && (0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || ((((systemActive == 0 && 0 == pumpRunning) && \old(waterLevel) == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) [2018-11-23 14:09:40,304 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) [2018-11-23 14:09:40,338 INFO L145 WitnessManager]: Wrote witness to /tmp/vcloud-vcloud-master/worker/working_dir_150ab16a-69ea-46f3-8866-5c91bf4e5714/bin-2019/uautomizer/witness.graphml [2018-11-23 14:09:40,338 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-23 14:09:40,339 INFO L168 Benchmark]: Toolchain (without parser) took 12992.75 ms. Allocated memory was 1.0 GB in the beginning and 1.8 GB in the end (delta: 724.6 MB). Free memory was 956.6 MB in the beginning and 1.5 GB in the end (delta: -547.0 MB). Peak memory consumption was 177.6 MB. Max. memory is 11.5 GB. [2018-11-23 14:09:40,339 INFO L168 Benchmark]: CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 14:09:40,340 INFO L168 Benchmark]: CACSL2BoogieTranslator took 403.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -172.3 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. [2018-11-23 14:09:40,340 INFO L168 Benchmark]: Boogie Procedure Inliner took 25.52 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. [2018-11-23 14:09:40,340 INFO L168 Benchmark]: Boogie Preprocessor took 23.46 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-23 14:09:40,340 INFO L168 Benchmark]: RCFGBuilder took 457.33 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: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. [2018-11-23 14:09:40,340 INFO L168 Benchmark]: TraceAbstraction took 12008.27 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 584.6 MB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -435.1 MB). Peak memory consumption was 649.6 MB. Max. memory is 11.5 GB. [2018-11-23 14:09:40,341 INFO L168 Benchmark]: Witness Printer took 70.95 ms. Allocated memory is still 1.8 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 432.5 kB). Peak memory consumption was 432.5 kB. Max. memory is 11.5 GB. [2018-11-23 14:09:40,342 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.11 ms. Allocated memory is still 1.0 GB. Free memory is still 982.9 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 403.62 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 140.0 MB). Free memory was 956.6 MB in the beginning and 1.1 GB in the end (delta: -172.3 MB). Peak memory consumption was 31.6 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 25.52 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: 5.4 MB). Peak memory consumption was 5.4 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 23.46 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 457.33 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: 54.6 MB). Peak memory consumption was 54.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 12008.27 ms. Allocated memory was 1.2 GB in the beginning and 1.8 GB in the end (delta: 584.6 MB). Free memory was 1.1 GB in the beginning and 1.5 GB in the end (delta: -435.1 MB). Peak memory consumption was 649.6 MB. Max. memory is 11.5 GB. * Witness Printer took 70.95 ms. Allocated memory is still 1.8 GB. Free memory was 1.5 GB in the beginning and 1.5 GB in the end (delta: 432.5 kB). Peak memory consumption was 432.5 kB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 923]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 307]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 308]: Loop Invariant Derived loop invariant: ((((((!(\old(systemActive) == 1) || (((0 == pumpRunning && \old(waterLevel) == waterLevel) && systemActive == 1) && splverifierCounter == 0)) || ((((0 == pumpRunning && 2 == waterLevel) && systemActive == 1) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || ((systemActive == 0 && (0 == pumpRunning && 2 == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(0 == \old(pumpRunning))) || (((2 == waterLevel && pumpRunning == 1) && systemActive == 1) && splverifierCounter == 0)) || ((((systemActive == 0 && 0 == pumpRunning) && \old(waterLevel) == waterLevel) && splverifierCounter == 0) && switchedOnBeforeTS == pumpRunning)) || !(\old(waterLevel) == 1) - InvariantResult [Line: 795]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 785]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 34 procedures, 176 locations, 1 error locations. SAFE Result, 11.9s OverallTime, 12 OverallIterations, 9 TraceHistogramMax, 4.8s AutomataDifference, 0.0s DeadEndRemovalTime, 4.0s HoareAnnotationTime, HoareTripleCheckerStatistics: 2746 SDtfs, 2721 SDslu, 8920 SDs, 0 SdLazy, 6303 SolverSat, 1192 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 2.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1436 GetRequests, 1295 SyntacticMatches, 4 SemanticMatches, 137 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 651 ImplicationChecksByTransitivity, 1.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3037occurred in iteration=10, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s AbstIntTime, 0 AbstIntIterations, 0 AbstIntStrong, NaN AbsIntWeakeningRatio, NaN AbsIntAvgWeakeningVarsNumRemoved, NaN AbsIntAvgWeakenedConjuncts, 0.0s DumpTime, AutomataMinimizationStatistics: 0.5s AutomataMinimizationTime, 12 MinimizatonAttempts, 854 StatesRemovedByMinimization, 9 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 72 LocationsWithAnnotation, 4763 PreInvPairs, 4922 NumberOfFragments, 2507 HoareAnnotationTreeSize, 4763 FomulaSimplifications, 16621 FormulaSimplificationTreeSizeReduction, 0.6s HoareSimplificationTime, 72 FomulaSimplificationsInter, 30866 FormulaSimplificationTreeSizeReductionInter, 3.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 1.3s InterpolantComputationTime, 3200 NumberOfCodeBlocks, 3200 NumberOfCodeBlocksAsserted, 16 NumberOfCheckSat, 3184 ConstructedInterpolants, 0 QuantifiedInterpolants, 1101398 SizeOfPredicates, 13 NumberOfNonLiveVariables, 5225 ConjunctsInSsa, 39 ConjunctsInUnsatCore, 16 InterpolantComputations, 10 PerfectInterpolantSequences, 2759/2828 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...