./Ultimate.py --spec /storage/repos/svcomp/c/properties/unreach-call.prp --file /storage/repos/svcomp/c/product-lines/minepump_spec2_product22_true-unreach-call_false-termination.cil.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 91b1670e Calling Ultimate with: java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i /storage/repos/svcomp/c/product-lines/minepump_spec2_product22_true-unreach-call_false-termination.cil.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 40fed9ba382e53b697a1093810870166e2d037a9 .......................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.24-91b1670 [2018-11-28 18:44:17,107 INFO L170 SettingsManager]: Resetting all preferences to default values... [2018-11-28 18:44:17,110 INFO L174 SettingsManager]: Resetting UltimateCore preferences to default values [2018-11-28 18:44:17,127 INFO L177 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2018-11-28 18:44:17,128 INFO L174 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2018-11-28 18:44:17,129 INFO L174 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2018-11-28 18:44:17,131 INFO L174 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2018-11-28 18:44:17,134 INFO L174 SettingsManager]: Resetting LassoRanker preferences to default values [2018-11-28 18:44:17,136 INFO L174 SettingsManager]: Resetting Reaching Definitions preferences to default values [2018-11-28 18:44:17,137 INFO L174 SettingsManager]: Resetting SyntaxChecker preferences to default values [2018-11-28 18:44:17,138 INFO L177 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2018-11-28 18:44:17,138 INFO L174 SettingsManager]: Resetting LTL2Aut preferences to default values [2018-11-28 18:44:17,146 INFO L174 SettingsManager]: Resetting PEA to Boogie preferences to default values [2018-11-28 18:44:17,149 INFO L174 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2018-11-28 18:44:17,151 INFO L174 SettingsManager]: Resetting ChcToBoogie preferences to default values [2018-11-28 18:44:17,152 INFO L174 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2018-11-28 18:44:17,155 INFO L174 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2018-11-28 18:44:17,157 INFO L174 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2018-11-28 18:44:17,158 INFO L174 SettingsManager]: Resetting CodeCheck preferences to default values [2018-11-28 18:44:17,160 INFO L174 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2018-11-28 18:44:17,161 INFO L174 SettingsManager]: Resetting RCFGBuilder preferences to default values [2018-11-28 18:44:17,162 INFO L174 SettingsManager]: Resetting TraceAbstraction preferences to default values [2018-11-28 18:44:17,164 INFO L177 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2018-11-28 18:44:17,164 INFO L177 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2018-11-28 18:44:17,164 INFO L174 SettingsManager]: Resetting TreeAutomizer preferences to default values [2018-11-28 18:44:17,165 INFO L174 SettingsManager]: Resetting IcfgTransformer preferences to default values [2018-11-28 18:44:17,166 INFO L174 SettingsManager]: Resetting Boogie Printer preferences to default values [2018-11-28 18:44:17,167 INFO L174 SettingsManager]: Resetting ReqPrinter preferences to default values [2018-11-28 18:44:17,168 INFO L174 SettingsManager]: Resetting Witness Printer preferences to default values [2018-11-28 18:44:17,169 INFO L177 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2018-11-28 18:44:17,169 INFO L174 SettingsManager]: Resetting CDTParser preferences to default values [2018-11-28 18:44:17,169 INFO L177 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2018-11-28 18:44:17,170 INFO L177 SettingsManager]: ReqParser provides no preferences, ignoring... [2018-11-28 18:44:17,170 INFO L174 SettingsManager]: Resetting SmtParser preferences to default values [2018-11-28 18:44:17,171 INFO L174 SettingsManager]: Resetting Witness Parser preferences to default values [2018-11-28 18:44:17,171 INFO L181 SettingsManager]: Finished resetting all preferences to default values... [2018-11-28 18:44:17,172 INFO L98 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2018-11-28 18:44:17,198 INFO L110 SettingsManager]: Loading preferences was successful [2018-11-28 18:44:17,199 INFO L112 SettingsManager]: Preferences different from defaults after loading the file: [2018-11-28 18:44:17,201 INFO L131 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2018-11-28 18:44:17,201 INFO L133 SettingsManager]: * ... calls to implemented procedures=ONLY_FOR_CONCURRENT_PROGRAMS [2018-11-28 18:44:17,202 INFO L131 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2018-11-28 18:44:17,203 INFO L133 SettingsManager]: * Create parallel compositions if possible=false [2018-11-28 18:44:17,203 INFO L133 SettingsManager]: * Use SBE=true [2018-11-28 18:44:17,203 INFO L131 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2018-11-28 18:44:17,204 INFO L133 SettingsManager]: * sizeof long=4 [2018-11-28 18:44:17,204 INFO L133 SettingsManager]: * Overapproximate operations on floating types=true [2018-11-28 18:44:17,204 INFO L133 SettingsManager]: * sizeof POINTER=4 [2018-11-28 18:44:17,204 INFO L133 SettingsManager]: * Check division by zero=IGNORE [2018-11-28 18:44:17,204 INFO L133 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2018-11-28 18:44:17,204 INFO L133 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2018-11-28 18:44:17,206 INFO L133 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2018-11-28 18:44:17,206 INFO L133 SettingsManager]: * sizeof long double=12 [2018-11-28 18:44:17,206 INFO L133 SettingsManager]: * Check if freed pointer was valid=false [2018-11-28 18:44:17,206 INFO L133 SettingsManager]: * Use constant arrays=true [2018-11-28 18:44:17,206 INFO L133 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2018-11-28 18:44:17,207 INFO L131 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2018-11-28 18:44:17,207 INFO L133 SettingsManager]: * Size of a code block=SequenceOfStatements [2018-11-28 18:44:17,207 INFO L133 SettingsManager]: * To the following directory=./dump/ [2018-11-28 18:44:17,207 INFO L133 SettingsManager]: * SMT solver=External_DefaultMode [2018-11-28 18:44:17,207 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 18:44:17,207 INFO L131 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2018-11-28 18:44:17,209 INFO L133 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2018-11-28 18:44:17,210 INFO L133 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2018-11-28 18:44:17,210 INFO L133 SettingsManager]: * Trace refinement strategy=CAMEL [2018-11-28 18:44:17,210 INFO L133 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2018-11-28 18:44:17,210 INFO L133 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2018-11-28 18:44:17,211 INFO L133 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 40fed9ba382e53b697a1093810870166e2d037a9 [2018-11-28 18:44:17,261 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2018-11-28 18:44:17,277 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2018-11-28 18:44:17,286 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2018-11-28 18:44:17,288 INFO L271 PluginConnector]: Initializing CDTParser... [2018-11-28 18:44:17,289 INFO L276 PluginConnector]: CDTParser initialized [2018-11-28 18:44:17,289 INFO L418 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/svcomp/c/product-lines/minepump_spec2_product22_true-unreach-call_false-termination.cil.c [2018-11-28 18:44:17,354 INFO L221 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4b1d7d46/0315677ef5df40a78c668067d1b2f257/FLAG94bee2860 [2018-11-28 18:44:17,913 INFO L307 CDTParser]: Found 1 translation units. [2018-11-28 18:44:17,915 INFO L161 CDTParser]: Scanning /storage/repos/svcomp/c/product-lines/minepump_spec2_product22_true-unreach-call_false-termination.cil.c [2018-11-28 18:44:17,929 INFO L355 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4b1d7d46/0315677ef5df40a78c668067d1b2f257/FLAG94bee2860 [2018-11-28 18:44:18,200 INFO L363 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a4b1d7d46/0315677ef5df40a78c668067d1b2f257 [2018-11-28 18:44:18,204 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2018-11-28 18:44:18,205 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2018-11-28 18:44:18,207 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2018-11-28 18:44:18,207 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2018-11-28 18:44:18,214 INFO L276 PluginConnector]: CACSL2BoogieTranslator initialized [2018-11-28 18:44:18,215 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:44:18" (1/1) ... [2018-11-28 18:44:18,219 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@9cb18fc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:44:18, skipping insertion in model container [2018-11-28 18:44:18,220 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.11 06:44:18" (1/1) ... [2018-11-28 18:44:18,228 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2018-11-28 18:44:18,299 INFO L176 MainTranslator]: Built tables and reachable declarations [2018-11-28 18:44:18,676 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:44:18,701 INFO L191 MainTranslator]: Completed pre-run [2018-11-28 18:44:18,802 INFO L203 PostProcessor]: Analyzing one entry point: main [2018-11-28 18:44:18,935 INFO L195 MainTranslator]: Completed translation [2018-11-28 18:44:18,935 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:44:18 WrapperNode [2018-11-28 18:44:18,936 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2018-11-28 18:44:18,936 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2018-11-28 18:44:18,937 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2018-11-28 18:44:18,937 INFO L276 PluginConnector]: Boogie Procedure Inliner initialized [2018-11-28 18:44:18,948 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:44:18" (1/1) ... [2018-11-28 18:44:18,968 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:44:18" (1/1) ... [2018-11-28 18:44:18,985 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2018-11-28 18:44:18,986 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2018-11-28 18:44:18,986 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2018-11-28 18:44:18,986 INFO L276 PluginConnector]: Boogie Preprocessor initialized [2018-11-28 18:44:18,994 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:44:18" (1/1) ... [2018-11-28 18:44:18,994 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:44:18" (1/1) ... [2018-11-28 18:44:18,999 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:44:18" (1/1) ... [2018-11-28 18:44:18,999 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:44:18" (1/1) ... [2018-11-28 18:44:19,012 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:44:18" (1/1) ... [2018-11-28 18:44:19,019 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:44:18" (1/1) ... [2018-11-28 18:44:19,023 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:44:18" (1/1) ... [2018-11-28 18:44:19,028 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2018-11-28 18:44:19,029 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2018-11-28 18:44:19,029 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2018-11-28 18:44:19,029 INFO L276 PluginConnector]: RCFGBuilder initialized [2018-11-28 18:44:19,033 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:44:18" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2018-11-28 18:44:19,110 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2018-11-28 18:44:19,110 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2018-11-28 18:44:19,110 INFO L130 BoogieDeclarations]: Found specification of procedure main [2018-11-28 18:44:19,111 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2018-11-28 18:44:19,111 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2018-11-28 18:44:19,111 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2018-11-28 18:44:19,111 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.alloc [2018-11-28 18:44:19,111 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2018-11-28 18:44:19,112 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2018-11-28 18:44:19,112 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2018-11-28 18:44:19,112 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2018-11-28 18:44:19,112 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2018-11-28 18:44:19,112 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2018-11-28 18:44:19,112 INFO L130 BoogieDeclarations]: Found specification of procedure test [2018-11-28 18:44:19,112 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2018-11-28 18:44:19,114 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2018-11-28 18:44:19,114 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2018-11-28 18:44:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__2 [2018-11-28 18:44:19,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__2 [2018-11-28 18:44:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification2_spec__1 [2018-11-28 18:44:19,115 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification2_spec__1 [2018-11-28 18:44:19,115 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2018-11-28 18:44:19,115 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2018-11-28 18:44:19,116 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2018-11-28 18:44:19,117 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2018-11-28 18:44:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2018-11-28 18:44:19,117 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2018-11-28 18:44:19,117 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2018-11-28 18:44:19,117 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2018-11-28 18:44:19,118 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2018-11-28 18:44:19,118 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2018-11-28 18:44:19,118 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2018-11-28 18:44:19,119 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2018-11-28 18:44:19,119 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2018-11-28 18:44:19,119 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2018-11-28 18:44:19,120 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-28 18:44:19,120 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2018-11-28 18:44:19,120 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2018-11-28 18:44:19,120 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2018-11-28 18:44:19,120 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2018-11-28 18:44:19,121 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2018-11-28 18:44:19,121 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2018-11-28 18:44:19,121 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2018-11-28 18:44:19,122 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2018-11-28 18:44:19,122 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2018-11-28 18:44:19,122 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2018-11-28 18:44:19,122 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2018-11-28 18:44:19,122 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2018-11-28 18:44:19,122 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2018-11-28 18:44:19,122 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2018-11-28 18:44:19,123 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2018-11-28 18:44:19,123 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2018-11-28 18:44:19,123 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2018-11-28 18:44:19,123 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2018-11-28 18:44:19,123 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2018-11-28 18:44:19,123 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2018-11-28 18:44:20,169 INFO L275 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2018-11-28 18:44:20,169 INFO L280 CfgBuilder]: Removed 2 assue(true) statements. [2018-11-28 18:44:20,170 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:44:20 BoogieIcfgContainer [2018-11-28 18:44:20,170 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2018-11-28 18:44:20,171 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2018-11-28 18:44:20,171 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2018-11-28 18:44:20,174 INFO L276 PluginConnector]: TraceAbstraction initialized [2018-11-28 18:44:20,174 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.11 06:44:18" (1/3) ... [2018-11-28 18:44:20,175 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@118b39d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:44:20, skipping insertion in model container [2018-11-28 18:44:20,175 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.11 06:44:18" (2/3) ... [2018-11-28 18:44:20,176 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@118b39d3 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.11 06:44:20, skipping insertion in model container [2018-11-28 18:44:20,176 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:44:20" (3/3) ... [2018-11-28 18:44:20,178 INFO L112 eAbstractionObserver]: Analyzing ICFG minepump_spec2_product22_true-unreach-call_false-termination.cil.c [2018-11-28 18:44:20,189 INFO L156 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2018-11-28 18:44:20,198 INFO L168 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2018-11-28 18:44:20,217 INFO L257 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2018-11-28 18:44:20,254 INFO L133 ementStrategyFactory]: Using default assertion order modulation [2018-11-28 18:44:20,255 INFO L382 AbstractCegarLoop]: Interprodecural is true [2018-11-28 18:44:20,255 INFO L383 AbstractCegarLoop]: Hoare is true [2018-11-28 18:44:20,255 INFO L384 AbstractCegarLoop]: Compute interpolants for FPandBP [2018-11-28 18:44:20,255 INFO L385 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2018-11-28 18:44:20,256 INFO L386 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2018-11-28 18:44:20,256 INFO L387 AbstractCegarLoop]: Difference is false [2018-11-28 18:44:20,256 INFO L388 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2018-11-28 18:44:20,256 INFO L393 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2018-11-28 18:44:20,279 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states. [2018-11-28 18:44:20,290 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2018-11-28 18:44:20,290 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:44:20,291 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:44:20,294 INFO L423 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:44:20,300 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:44:20,300 INFO L82 PathProgramCache]: Analyzing trace with hash -876393637, now seen corresponding path program 1 times [2018-11-28 18:44:20,302 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:44:20,303 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:44:20,359 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:44:20,360 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:44:20,360 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:44:20,498 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:44:20,640 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:44:20,643 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:44:20,643 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2018-11-28 18:44:20,647 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2018-11-28 18:44:20,659 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2018-11-28 18:44:20,660 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 18:44:20,662 INFO L87 Difference]: Start difference. First operand 141 states. Second operand 2 states. [2018-11-28 18:44:20,705 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:44:20,705 INFO L93 Difference]: Finished difference Result 252 states and 315 transitions. [2018-11-28 18:44:20,706 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2018-11-28 18:44:20,707 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 51 [2018-11-28 18:44:20,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:44:20,724 INFO L225 Difference]: With dead ends: 252 [2018-11-28 18:44:20,724 INFO L226 Difference]: Without dead ends: 128 [2018-11-28 18:44:20,729 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2018-11-28 18:44:20,749 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 128 states. [2018-11-28 18:44:20,788 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 128 to 128. [2018-11-28 18:44:20,789 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2018-11-28 18:44:20,793 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 151 transitions. [2018-11-28 18:44:20,795 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 151 transitions. Word has length 51 [2018-11-28 18:44:20,795 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:44:20,796 INFO L480 AbstractCegarLoop]: Abstraction has 128 states and 151 transitions. [2018-11-28 18:44:20,796 INFO L481 AbstractCegarLoop]: Interpolant automaton has 2 states. [2018-11-28 18:44:20,796 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 151 transitions. [2018-11-28 18:44:20,800 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2018-11-28 18:44:20,800 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:44:20,801 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:44:20,801 INFO L423 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:44:20,801 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:44:20,802 INFO L82 PathProgramCache]: Analyzing trace with hash 504083139, now seen corresponding path program 1 times [2018-11-28 18:44:20,802 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:44:20,802 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:44:20,803 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:44:20,803 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:44:20,804 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:44:20,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:44:21,006 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:44:21,007 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:44:21,007 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2018-11-28 18:44:21,010 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2018-11-28 18:44:21,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2018-11-28 18:44:21,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:44:21,013 INFO L87 Difference]: Start difference. First operand 128 states and 151 transitions. Second operand 3 states. [2018-11-28 18:44:21,074 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:44:21,077 INFO L93 Difference]: Finished difference Result 197 states and 233 transitions. [2018-11-28 18:44:21,077 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2018-11-28 18:44:21,079 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2018-11-28 18:44:21,079 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:44:21,085 INFO L225 Difference]: With dead ends: 197 [2018-11-28 18:44:21,087 INFO L226 Difference]: Without dead ends: 119 [2018-11-28 18:44:21,088 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 3 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2018-11-28 18:44:21,090 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2018-11-28 18:44:21,107 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2018-11-28 18:44:21,107 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2018-11-28 18:44:21,109 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 139 transitions. [2018-11-28 18:44:21,109 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 139 transitions. Word has length 52 [2018-11-28 18:44:21,110 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:44:21,110 INFO L480 AbstractCegarLoop]: Abstraction has 119 states and 139 transitions. [2018-11-28 18:44:21,110 INFO L481 AbstractCegarLoop]: Interpolant automaton has 3 states. [2018-11-28 18:44:21,110 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 139 transitions. [2018-11-28 18:44:21,114 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2018-11-28 18:44:21,114 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:44:21,114 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:44:21,115 INFO L423 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:44:21,115 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:44:21,115 INFO L82 PathProgramCache]: Analyzing trace with hash 288148734, now seen corresponding path program 1 times [2018-11-28 18:44:21,115 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:44:21,116 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:44:21,116 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:44:21,118 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:44:21,118 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:44:21,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:44:21,395 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:44:21,396 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:44:21,397 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 18:44:21,398 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 18:44:21,399 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 18:44:21,399 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=30, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:44:21,399 INFO L87 Difference]: Start difference. First operand 119 states and 139 transitions. Second operand 7 states. [2018-11-28 18:44:22,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:44:22,269 INFO L93 Difference]: Finished difference Result 210 states and 251 transitions. [2018-11-28 18:44:22,272 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2018-11-28 18:44:22,272 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 57 [2018-11-28 18:44:22,273 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:44:22,274 INFO L225 Difference]: With dead ends: 210 [2018-11-28 18:44:22,274 INFO L226 Difference]: Without dead ends: 119 [2018-11-28 18:44:22,276 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 13 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2018-11-28 18:44:22,276 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2018-11-28 18:44:22,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 119. [2018-11-28 18:44:22,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2018-11-28 18:44:22,292 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 138 transitions. [2018-11-28 18:44:22,292 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 138 transitions. Word has length 57 [2018-11-28 18:44:22,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:44:22,293 INFO L480 AbstractCegarLoop]: Abstraction has 119 states and 138 transitions. [2018-11-28 18:44:22,293 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 18:44:22,293 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 138 transitions. [2018-11-28 18:44:22,296 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2018-11-28 18:44:22,296 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:44:22,297 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:44:22,297 INFO L423 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:44:22,297 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:44:22,297 INFO L82 PathProgramCache]: Analyzing trace with hash -305686881, now seen corresponding path program 1 times [2018-11-28 18:44:22,298 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:44:22,298 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:44:22,299 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:44:22,299 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:44:22,299 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:44:22,329 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:44:22,568 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:44:22,569 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:44:22,569 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2018-11-28 18:44:22,570 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2018-11-28 18:44:22,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2018-11-28 18:44:22,570 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2018-11-28 18:44:22,570 INFO L87 Difference]: Start difference. First operand 119 states and 138 transitions. Second operand 6 states. [2018-11-28 18:44:23,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:44:23,318 INFO L93 Difference]: Finished difference Result 293 states and 353 transitions. [2018-11-28 18:44:23,319 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:44:23,319 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 70 [2018-11-28 18:44:23,320 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:44:23,328 INFO L225 Difference]: With dead ends: 293 [2018-11-28 18:44:23,331 INFO L226 Difference]: Without dead ends: 202 [2018-11-28 18:44:23,332 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 12 GetRequests, 5 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=21, Invalid=51, Unknown=0, NotChecked=0, Total=72 [2018-11-28 18:44:23,333 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 202 states. [2018-11-28 18:44:23,382 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 202 to 200. [2018-11-28 18:44:23,390 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 200 states. [2018-11-28 18:44:23,392 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 200 states to 200 states and 236 transitions. [2018-11-28 18:44:23,392 INFO L78 Accepts]: Start accepts. Automaton has 200 states and 236 transitions. Word has length 70 [2018-11-28 18:44:23,393 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:44:23,393 INFO L480 AbstractCegarLoop]: Abstraction has 200 states and 236 transitions. [2018-11-28 18:44:23,393 INFO L481 AbstractCegarLoop]: Interpolant automaton has 6 states. [2018-11-28 18:44:23,393 INFO L276 IsEmpty]: Start isEmpty. Operand 200 states and 236 transitions. [2018-11-28 18:44:23,406 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 75 [2018-11-28 18:44:23,407 INFO L394 BasicCegarLoop]: Found error trace [2018-11-28 18:44:23,407 INFO L402 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2018-11-28 18:44:23,407 INFO L423 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2018-11-28 18:44:23,407 INFO L141 PredicateUnifier]: Initialized classic predicate unifier [2018-11-28 18:44:23,408 INFO L82 PathProgramCache]: Analyzing trace with hash -900586053, now seen corresponding path program 1 times [2018-11-28 18:44:23,408 INFO L223 ckRefinementStrategy]: Switched to mode SMTINTERPOL_TREE_INTERPOLANTS [2018-11-28 18:44:23,408 INFO L69 tionRefinementEngine]: Using refinement strategy CamelRefinementStrategy [2018-11-28 18:44:23,409 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:44:23,409 INFO L103 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2018-11-28 18:44:23,409 INFO L119 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2018-11-28 18:44:23,444 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2018-11-28 18:44:23,591 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2018-11-28 18:44:23,591 INFO L312 seRefinementStrategy]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2018-11-28 18:44:23,591 INFO L327 seRefinementStrategy]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2018-11-28 18:44:23,592 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2018-11-28 18:44:23,592 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2018-11-28 18:44:23,592 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2018-11-28 18:44:23,593 INFO L87 Difference]: Start difference. First operand 200 states and 236 transitions. Second operand 7 states. [2018-11-28 18:44:24,149 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2018-11-28 18:44:24,149 INFO L93 Difference]: Finished difference Result 306 states and 369 transitions. [2018-11-28 18:44:24,152 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2018-11-28 18:44:24,153 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 74 [2018-11-28 18:44:24,153 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2018-11-28 18:44:24,154 INFO L225 Difference]: With dead ends: 306 [2018-11-28 18:44:24,154 INFO L226 Difference]: Without dead ends: 0 [2018-11-28 18:44:24,157 INFO L631 BasicCegarLoop]: 0 DeclaredPredicates, 19 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=77, Unknown=0, NotChecked=0, Total=110 [2018-11-28 18:44:24,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2018-11-28 18:44:24,157 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2018-11-28 18:44:24,157 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2018-11-28 18:44:24,161 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2018-11-28 18:44:24,161 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 74 [2018-11-28 18:44:24,161 INFO L84 Accepts]: Finished accepts. word is rejected. [2018-11-28 18:44:24,162 INFO L480 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2018-11-28 18:44:24,162 INFO L481 AbstractCegarLoop]: Interpolant automaton has 7 states. [2018-11-28 18:44:24,162 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2018-11-28 18:44:24,162 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2018-11-28 18:44:24,170 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2018-11-28 18:44:24,546 WARN L180 SmtUtils]: Spent 161.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 11 [2018-11-28 18:44:25,094 WARN L180 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 20 DAG size of output: 19 [2018-11-28 18:44:25,197 WARN L180 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 9 [2018-11-28 18:44:25,978 INFO L451 ceAbstractionStarter]: At program point select_helpersFINAL(lines 930 936) the Hoare annotation is: true [2018-11-28 18:44:25,978 INFO L448 ceAbstractionStarter]: For program point select_helpersEXIT(lines 930 936) no Hoare annotation was computed. [2018-11-28 18:44:25,978 INFO L448 ceAbstractionStarter]: For program point valid_productEXIT(lines 937 945) no Hoare annotation was computed. [2018-11-28 18:44:25,978 INFO L451 ceAbstractionStarter]: At program point valid_productENTRY(lines 937 945) the Hoare annotation is: true [2018-11-28 18:44:25,978 INFO L448 ceAbstractionStarter]: For program point valid_productFINAL(lines 937 945) no Hoare annotation was computed. [2018-11-28 18:44:25,978 INFO L444 ceAbstractionStarter]: At program point mainENTRY(lines 488 510) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:25,978 INFO L448 ceAbstractionStarter]: For program point mainEXIT(lines 488 510) no Hoare annotation was computed. [2018-11-28 18:44:25,979 INFO L444 ceAbstractionStarter]: At program point L500(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-28 18:44:25,979 INFO L444 ceAbstractionStarter]: At program point L500-1(line 500) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= 0 ~methaneLevelCritical~0) (= main_~tmp~3 ~systemActive~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0))) [2018-11-28 18:44:25,979 INFO L448 ceAbstractionStarter]: For program point L498(lines 498 505) no Hoare annotation was computed. [2018-11-28 18:44:25,979 INFO L448 ceAbstractionStarter]: For program point L498-1(lines 498 505) no Hoare annotation was computed. [2018-11-28 18:44:25,979 INFO L448 ceAbstractionStarter]: For program point L496(line 496) no Hoare annotation was computed. [2018-11-28 18:44:25,979 INFO L444 ceAbstractionStarter]: At program point L495(line 495) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:25,980 INFO L444 ceAbstractionStarter]: At program point L494(line 494) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:25,980 INFO L444 ceAbstractionStarter]: At program point L494-1(line 494) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:25,980 INFO L448 ceAbstractionStarter]: For program point mainFINAL(lines 488 510) no Hoare annotation was computed. [2018-11-28 18:44:25,980 INFO L448 ceAbstractionStarter]: For program point isPumpRunningEXIT(lines 634 642) no Hoare annotation was computed. [2018-11-28 18:44:25,980 INFO L451 ceAbstractionStarter]: At program point isPumpRunningENTRY(lines 634 642) the Hoare annotation is: true [2018-11-28 18:44:25,980 INFO L448 ceAbstractionStarter]: For program point isPumpRunningFINAL(lines 634 642) no Hoare annotation was computed. [2018-11-28 18:44:25,980 INFO L448 ceAbstractionStarter]: For program point L688(lines 688 692) no Hoare annotation was computed. [2018-11-28 18:44:25,980 INFO L451 ceAbstractionStarter]: At program point L686(line 686) the Hoare annotation is: true [2018-11-28 18:44:25,981 INFO L448 ceAbstractionStarter]: For program point L688-2(lines 688 692) no Hoare annotation was computed. [2018-11-28 18:44:25,981 INFO L448 ceAbstractionStarter]: For program point L686-1(line 686) no Hoare annotation was computed. [2018-11-28 18:44:25,981 INFO L451 ceAbstractionStarter]: At program point isLowWaterLevelENTRY(lines 679 697) the Hoare annotation is: true [2018-11-28 18:44:25,981 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelEXIT(lines 679 697) no Hoare annotation was computed. [2018-11-28 18:44:25,981 INFO L448 ceAbstractionStarter]: For program point isLowWaterLevelFINAL(lines 679 697) no Hoare annotation was computed. [2018-11-28 18:44:25,981 INFO L448 ceAbstractionStarter]: For program point select_featuresEXIT(lines 923 929) no Hoare annotation was computed. [2018-11-28 18:44:25,981 INFO L451 ceAbstractionStarter]: At program point select_featuresFINAL(lines 923 929) the Hoare annotation is: true [2018-11-28 18:44:25,981 INFO L444 ceAbstractionStarter]: At program point runTestENTRY(lines 474 484) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:25,982 INFO L444 ceAbstractionStarter]: At program point L479(line 479) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:25,982 INFO L448 ceAbstractionStarter]: For program point runTestEXIT(lines 474 484) no Hoare annotation was computed. [2018-11-28 18:44:25,982 INFO L448 ceAbstractionStarter]: For program point runTestFINAL(lines 474 484) no Hoare annotation was computed. [2018-11-28 18:44:25,982 INFO L451 ceAbstractionStarter]: At program point isMethaneAlarmENTRY(lines 623 633) the Hoare annotation is: true [2018-11-28 18:44:25,982 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmEXIT(lines 623 633) no Hoare annotation was computed. [2018-11-28 18:44:25,982 INFO L448 ceAbstractionStarter]: For program point isMethaneAlarmFINAL(lines 623 633) no Hoare annotation was computed. [2018-11-28 18:44:25,982 INFO L451 ceAbstractionStarter]: At program point L628(line 628) the Hoare annotation is: true [2018-11-28 18:44:25,982 INFO L448 ceAbstractionStarter]: For program point L628-1(line 628) no Hoare annotation was computed. [2018-11-28 18:44:25,982 INFO L451 ceAbstractionStarter]: At program point deactivatePumpENTRY(lines 615 622) the Hoare annotation is: true [2018-11-28 18:44:25,983 INFO L448 ceAbstractionStarter]: For program point deactivatePumpEXIT(lines 615 622) no Hoare annotation was computed. [2018-11-28 18:44:25,983 INFO L448 ceAbstractionStarter]: For program point deactivatePumpFINAL(lines 615 622) no Hoare annotation was computed. [2018-11-28 18:44:25,983 INFO L444 ceAbstractionStarter]: At program point L601(line 601) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 18:44:25,983 INFO L448 ceAbstractionStarter]: For program point L601-1(lines 582 606) no Hoare annotation was computed. [2018-11-28 18:44:25,983 INFO L448 ceAbstractionStarter]: For program point processEnvironmentEXIT(lines 582 606) no Hoare annotation was computed. [2018-11-28 18:44:25,983 INFO L444 ceAbstractionStarter]: At program point L596(line 596) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-28 18:44:25,983 INFO L444 ceAbstractionStarter]: At program point processEnvironmentENTRY(lines 582 606) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 18:44:25,983 INFO L444 ceAbstractionStarter]: At program point L592(line 592) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-28 18:44:25,984 INFO L448 ceAbstractionStarter]: For program point L590(lines 590 598) no Hoare annotation was computed. [2018-11-28 18:44:25,984 INFO L444 ceAbstractionStarter]: At program point L588(line 588) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-28 18:44:25,984 INFO L448 ceAbstractionStarter]: For program point L588-1(line 588) no Hoare annotation was computed. [2018-11-28 18:44:25,984 INFO L448 ceAbstractionStarter]: For program point L586(lines 586 603) no Hoare annotation was computed. [2018-11-28 18:44:25,984 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__baseEXIT(lines 548 554) no Hoare annotation was computed. [2018-11-28 18:44:25,984 INFO L451 ceAbstractionStarter]: At program point processEnvironment__wrappee__baseFINAL(lines 548 554) the Hoare annotation is: true [2018-11-28 18:44:25,984 INFO L448 ceAbstractionStarter]: For program point L737(lines 737 743) no Hoare annotation was computed. [2018-11-28 18:44:25,984 INFO L448 ceAbstractionStarter]: For program point L737-1(lines 737 743) no Hoare annotation was computed. [2018-11-28 18:44:25,984 INFO L444 ceAbstractionStarter]: At program point testENTRY(lines 707 772) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (and (= 0 ~methaneLevelCritical~0) (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:25,985 INFO L444 ceAbstractionStarter]: At program point L762(lines 717 764) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-28 18:44:25,985 INFO L444 ceAbstractionStarter]: At program point L729(line 729) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-28 18:44:25,985 INFO L448 ceAbstractionStarter]: For program point L727(lines 727 733) no Hoare annotation was computed. [2018-11-28 18:44:25,985 INFO L448 ceAbstractionStarter]: For program point testFINAL(lines 707 772) no Hoare annotation was computed. [2018-11-28 18:44:25,985 INFO L448 ceAbstractionStarter]: For program point L727-1(lines 727 733) no Hoare annotation was computed. [2018-11-28 18:44:25,985 INFO L448 ceAbstractionStarter]: For program point L719(lines 719 723) no Hoare annotation was computed. [2018-11-28 18:44:25,985 INFO L444 ceAbstractionStarter]: At program point L765(lines 716 766) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:25,985 INFO L448 ceAbstractionStarter]: For program point L755(lines 755 759) no Hoare annotation was computed. [2018-11-28 18:44:25,985 INFO L444 ceAbstractionStarter]: At program point L755-2(lines 747 760) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-28 18:44:25,986 INFO L448 ceAbstractionStarter]: For program point L718(lines 717 764) no Hoare annotation was computed. [2018-11-28 18:44:25,986 INFO L444 ceAbstractionStarter]: At program point L749(line 749) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-28 18:44:25,986 INFO L448 ceAbstractionStarter]: For program point L747(lines 747 760) no Hoare annotation was computed. [2018-11-28 18:44:25,986 INFO L444 ceAbstractionStarter]: At program point L739(line 739) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= |old(~systemActive~0)| 1)) (not (= |old(~methaneLevelCritical~0)| 0)) (and (= ~systemActive~0 1) (= |old(~pumpRunning~0)| ~pumpRunning~0) (= test_~splverifierCounter~0 0))) [2018-11-28 18:44:25,986 INFO L448 ceAbstractionStarter]: For program point testEXIT(lines 707 772) no Hoare annotation was computed. [2018-11-28 18:44:25,986 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryFINAL(lines 902 910) no Hoare annotation was computed. [2018-11-28 18:44:25,986 INFO L451 ceAbstractionStarter]: At program point isLowWaterSensorDryENTRY(lines 902 910) the Hoare annotation is: true [2018-11-28 18:44:25,987 INFO L448 ceAbstractionStarter]: For program point isLowWaterSensorDryEXIT(lines 902 910) no Hoare annotation was computed. [2018-11-28 18:44:25,987 INFO L448 ceAbstractionStarter]: For program point L802-1(line 802) no Hoare annotation was computed. [2018-11-28 18:44:25,987 INFO L448 ceAbstractionStarter]: For program point L800(lines 800 817) no Hoare annotation was computed. [2018-11-28 18:44:25,987 INFO L448 ceAbstractionStarter]: For program point L800-1(lines 792 820) no Hoare annotation was computed. [2018-11-28 18:44:25,987 INFO L451 ceAbstractionStarter]: At program point L798(line 798) the Hoare annotation is: true [2018-11-28 18:44:25,987 INFO L448 ceAbstractionStarter]: For program point L798-1(line 798) no Hoare annotation was computed. [2018-11-28 18:44:25,987 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__2ENTRY(lines 792 820) the Hoare annotation is: true [2018-11-28 18:44:25,987 INFO L444 ceAbstractionStarter]: At program point L807(line 807) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1))) [2018-11-28 18:44:25,987 INFO L448 ceAbstractionStarter]: For program point L805(lines 805 811) no Hoare annotation was computed. [2018-11-28 18:44:25,988 INFO L448 ceAbstractionStarter]: For program point L804(lines 804 814) no Hoare annotation was computed. [2018-11-28 18:44:25,988 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__2EXIT(lines 792 820) no Hoare annotation was computed. [2018-11-28 18:44:25,988 INFO L444 ceAbstractionStarter]: At program point L802(line 802) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (not (= ~systemActive~0 1)) (not (= ~methaneLevelCritical~0 0))) [2018-11-28 18:44:25,988 INFO L451 ceAbstractionStarter]: At program point __utac_acc__Specification2_spec__1ENTRY(lines 784 791) the Hoare annotation is: true [2018-11-28 18:44:25,988 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1FINAL(lines 784 791) no Hoare annotation was computed. [2018-11-28 18:44:25,988 INFO L448 ceAbstractionStarter]: For program point __utac_acc__Specification2_spec__1EXIT(lines 784 791) no Hoare annotation was computed. [2018-11-28 18:44:25,988 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:44:25,988 INFO L444 ceAbstractionStarter]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (= |old(~pumpRunning~0)| ~pumpRunning~0) [2018-11-28 18:44:25,988 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:44:25,989 INFO L444 ceAbstractionStarter]: At program point changeMethaneLevelENTRY(lines 849 860) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= 0 ~methaneLevelCritical~0) (not (= ~systemActive~0 1)) (not (= |old(~methaneLevelCritical~0)| 0))) [2018-11-28 18:44:25,989 INFO L448 ceAbstractionStarter]: For program point changeMethaneLevelEXIT(lines 849 860) no Hoare annotation was computed. [2018-11-28 18:44:25,989 INFO L448 ceAbstractionStarter]: For program point L853-1(lines 849 860) no Hoare annotation was computed. [2018-11-28 18:44:25,989 INFO L451 ceAbstractionStarter]: At program point isMethaneLevelCriticalENTRY(lines 861 869) the Hoare annotation is: true [2018-11-28 18:44:25,989 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalFINAL(lines 861 869) no Hoare annotation was computed. [2018-11-28 18:44:25,989 INFO L448 ceAbstractionStarter]: For program point isMethaneLevelCriticalEXIT(lines 861 869) no Hoare annotation was computed. [2018-11-28 18:44:25,989 INFO L444 ceAbstractionStarter]: At program point L537(line 537) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 18:44:25,989 INFO L444 ceAbstractionStarter]: At program point L535(lines 535 541) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 18:44:25,989 INFO L444 ceAbstractionStarter]: At program point L530(line 530) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-28 18:44:25,990 INFO L448 ceAbstractionStarter]: For program point L528(lines 527 546) no Hoare annotation was computed. [2018-11-28 18:44:25,990 INFO L444 ceAbstractionStarter]: At program point timeShiftENTRY(lines 524 547) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 18:44:25,990 INFO L448 ceAbstractionStarter]: For program point timeShiftEXIT(lines 524 547) no Hoare annotation was computed. [2018-11-28 18:44:25,990 INFO L448 ceAbstractionStarter]: For program point timeShiftFINAL(lines 524 547) no Hoare annotation was computed. [2018-11-28 18:44:25,990 INFO L451 ceAbstractionStarter]: At program point L418-2(lines 418 432) the Hoare annotation is: true [2018-11-28 18:44:25,990 INFO L448 ceAbstractionStarter]: For program point cleanupEXIT(lines 408 437) no Hoare annotation was computed. [2018-11-28 18:44:25,990 INFO L451 ceAbstractionStarter]: At program point L414(line 414) the Hoare annotation is: true [2018-11-28 18:44:25,990 INFO L448 ceAbstractionStarter]: For program point L414-1(line 414) no Hoare annotation was computed. [2018-11-28 18:44:25,990 INFO L451 ceAbstractionStarter]: At program point cleanupENTRY(lines 408 437) the Hoare annotation is: true [2018-11-28 18:44:25,991 INFO L451 ceAbstractionStarter]: At program point L433(lines 408 437) the Hoare annotation is: true [2018-11-28 18:44:25,991 INFO L448 ceAbstractionStarter]: For program point L429(line 429) no Hoare annotation was computed. [2018-11-28 18:44:25,991 INFO L448 ceAbstractionStarter]: For program point L422(lines 422 426) no Hoare annotation was computed. [2018-11-28 18:44:25,991 INFO L451 ceAbstractionStarter]: At program point L422-1(lines 422 426) the Hoare annotation is: true [2018-11-28 18:44:25,991 INFO L448 ceAbstractionStarter]: For program point L419(line 419) no Hoare annotation was computed. [2018-11-28 18:44:25,991 INFO L451 ceAbstractionStarter]: At program point lowerWaterLevelENTRY(lines 825 836) the Hoare annotation is: true [2018-11-28 18:44:25,991 INFO L448 ceAbstractionStarter]: For program point L829-1(lines 825 836) no Hoare annotation was computed. [2018-11-28 18:44:25,991 INFO L448 ceAbstractionStarter]: For program point lowerWaterLevelEXIT(lines 825 836) no Hoare annotation was computed. [2018-11-28 18:44:25,991 INFO L448 ceAbstractionStarter]: For program point setupEXIT(lines 465 471) no Hoare annotation was computed. [2018-11-28 18:44:25,991 INFO L451 ceAbstractionStarter]: At program point setupFINAL(lines 465 471) the Hoare annotation is: true [2018-11-28 18:44:25,992 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2018-11-28 18:44:25,992 INFO L444 ceAbstractionStarter]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= ~systemActive~0 1)) [2018-11-28 18:44:25,992 INFO L451 ceAbstractionStarter]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2018-11-28 18:44:25,992 INFO L448 ceAbstractionStarter]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2018-11-28 18:44:25,992 INFO L448 ceAbstractionStarter]: For program point startSystemEXIT(lines 698 705) no Hoare annotation was computed. [2018-11-28 18:44:25,992 INFO L444 ceAbstractionStarter]: At program point startSystemENTRY(lines 698 705) the Hoare annotation is: (or (not (= 0 ~pumpRunning~0)) (= ~systemActive~0 1) (not (= |old(~systemActive~0)| 1))) [2018-11-28 18:44:25,992 INFO L448 ceAbstractionStarter]: For program point startSystemFINAL(lines 698 705) no Hoare annotation was computed. [2018-11-28 18:44:25,992 INFO L448 ceAbstractionStarter]: For program point waterRiseEXIT(lines 837 848) no Hoare annotation was computed. [2018-11-28 18:44:25,993 INFO L448 ceAbstractionStarter]: For program point L841-1(lines 837 848) no Hoare annotation was computed. [2018-11-28 18:44:25,993 INFO L451 ceAbstractionStarter]: At program point waterRiseENTRY(lines 837 848) the Hoare annotation is: true [2018-11-28 18:44:25,993 INFO L448 ceAbstractionStarter]: For program point __automaton_failFINAL(lines 774 781) no Hoare annotation was computed. [2018-11-28 18:44:25,993 INFO L451 ceAbstractionStarter]: At program point __automaton_failENTRY(lines 774 781) the Hoare annotation is: true [2018-11-28 18:44:25,993 INFO L448 ceAbstractionStarter]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 778) no Hoare annotation was computed. [2018-11-28 18:44:25,993 INFO L448 ceAbstractionStarter]: For program point __automaton_failEXIT(lines 774 781) no Hoare annotation was computed. [2018-11-28 18:44:25,993 INFO L444 ceAbstractionStarter]: At program point L575(line 575) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 18:44:25,994 INFO L448 ceAbstractionStarter]: For program point L575-1(lines 556 580) no Hoare annotation was computed. [2018-11-28 18:44:25,994 INFO L448 ceAbstractionStarter]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 556 580) no Hoare annotation was computed. [2018-11-28 18:44:25,994 INFO L444 ceAbstractionStarter]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 556 580) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (= |old(~pumpRunning~0)| ~pumpRunning~0) (not (= ~systemActive~0 1))) [2018-11-28 18:44:25,994 INFO L444 ceAbstractionStarter]: At program point L570(line 570) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-28 18:44:25,994 INFO L444 ceAbstractionStarter]: At program point L566(line 566) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-28 18:44:25,994 INFO L448 ceAbstractionStarter]: For program point L564(lines 564 572) no Hoare annotation was computed. [2018-11-28 18:44:25,994 INFO L444 ceAbstractionStarter]: At program point L562(line 562) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= ~systemActive~0 1))) [2018-11-28 18:44:25,994 INFO L448 ceAbstractionStarter]: For program point L562-1(line 562) no Hoare annotation was computed. [2018-11-28 18:44:25,995 INFO L448 ceAbstractionStarter]: For program point L560(lines 560 577) no Hoare annotation was computed. [2018-11-28 18:44:26,017 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.11 06:44:26 BoogieIcfgContainer [2018-11-28 18:44:26,018 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2018-11-28 18:44:26,018 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2018-11-28 18:44:26,018 INFO L271 PluginConnector]: Initializing Witness Printer... [2018-11-28 18:44:26,019 INFO L276 PluginConnector]: Witness Printer initialized [2018-11-28 18:44:26,019 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.11 06:44:20" (3/4) ... [2018-11-28 18:44:26,026 INFO L144 WitnessPrinter]: Generating witness for correct program [2018-11-28 18:44:26,035 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_helpers [2018-11-28 18:44:26,035 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure valid_product [2018-11-28 18:44:26,035 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure main [2018-11-28 18:44:26,036 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isPumpRunning [2018-11-28 18:44:26,036 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterLevel [2018-11-28 18:44:26,036 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure select_features [2018-11-28 18:44:26,036 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure runTest [2018-11-28 18:44:26,036 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneAlarm [2018-11-28 18:44:26,036 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure deactivatePump [2018-11-28 18:44:26,036 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment [2018-11-28 18:44:26,036 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__base [2018-11-28 18:44:26,036 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure test [2018-11-28 18:44:26,036 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isLowWaterSensorDry [2018-11-28 18:44:26,037 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__2 [2018-11-28 18:44:26,037 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __utac_acc__Specification2_spec__1 [2018-11-28 18:44:26,037 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure ULTIMATE.init [2018-11-28 18:44:26,037 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure changeMethaneLevel [2018-11-28 18:44:26,037 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure isMethaneLevelCritical [2018-11-28 18:44:26,037 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure timeShift [2018-11-28 18:44:26,037 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure cleanup [2018-11-28 18:44:26,037 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure lowerWaterLevel [2018-11-28 18:44:26,037 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure setup [2018-11-28 18:44:26,038 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure startSystem [2018-11-28 18:44:26,038 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure waterRise [2018-11-28 18:44:26,038 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __automaton_fail [2018-11-28 18:44:26,038 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure processEnvironment__wrappee__lowWaterSensor [2018-11-28 18:44:26,047 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 46 nodes and edges [2018-11-28 18:44:26,048 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 21 nodes and edges [2018-11-28 18:44:26,049 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2018-11-28 18:44:26,049 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 5 nodes and edges [2018-11-28 18:44:26,049 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2018-11-28 18:44:26,050 INFO L905 BoogieBacktranslator]: Reduced CFG by removing 1 nodes and edges [2018-11-28 18:44:26,079 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((systemActive == 1 && \old(pumpRunning) == pumpRunning) && splverifierCounter == 0) [2018-11-28 18:44:26,080 WARN L221 nessWitnessGenerator]: Not writing invariant because ACSL is forbidden: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) [2018-11-28 18:44:26,158 INFO L145 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2018-11-28 18:44:26,158 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2018-11-28 18:44:26,160 INFO L168 Benchmark]: Toolchain (without parser) took 7955.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 200.8 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -147.1 MB). Peak memory consumption was 53.7 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:26,161 INFO L168 Benchmark]: CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 18:44:26,161 INFO L168 Benchmark]: CACSL2BoogieTranslator took 728.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -167.7 MB). Peak memory consumption was 43.1 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:26,161 INFO L168 Benchmark]: Boogie Procedure Inliner took 48.96 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2018-11-28 18:44:26,161 INFO L168 Benchmark]: Boogie Preprocessor took 43.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:26,164 INFO L168 Benchmark]: RCFGBuilder took 1141.04 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: 45.2 MB). Peak memory consumption was 45.2 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:26,164 INFO L168 Benchmark]: TraceAbstraction took 5847.18 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 71.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -39.2 MB). Peak memory consumption was 278.2 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:26,165 INFO L168 Benchmark]: Witness Printer took 139.94 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: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 11.5 GB. [2018-11-28 18:44:26,168 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.16 ms. Allocated memory is still 1.0 GB. Free memory is still 978.2 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 728.74 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 129.5 MB). Free memory was 948.7 MB in the beginning and 1.1 GB in the end (delta: -167.7 MB). Peak memory consumption was 43.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 48.96 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.01 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1141.04 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: 45.2 MB). Peak memory consumption was 45.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 5847.18 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 71.3 MB). Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: -39.2 MB). Peak memory consumption was 278.2 MB. Max. memory is 11.5 GB. * Witness Printer took 139.94 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: 7.9 MB). Peak memory consumption was 7.9 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 778]: 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: 418]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 408]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 716]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0) - InvariantResult [Line: 717]: Loop Invariant Derived loop invariant: ((!(0 == \old(pumpRunning)) || !(\old(systemActive) == 1)) || !(\old(methaneLevelCritical) == 0)) || ((systemActive == 1 && \old(pumpRunning) == pumpRunning) && splverifierCounter == 0) - StatisticsResult: Ultimate Automizer benchmark data CFG has 27 procedures, 141 locations, 1 error locations. SAFE Result, 5.7s OverallTime, 5 OverallIterations, 1 TraceHistogramMax, 2.3s AutomataDifference, 0.0s DeadEndRemovalTime, 1.8s HoareAnnotationTime, HoareTripleCheckerStatistics: 658 SDtfs, 381 SDslu, 1037 SDs, 0 SdLazy, 376 SolverSat, 115 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 1.6s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 49 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 9 ImplicationChecksByTransitivity, 0.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=200occurred in iteration=4, 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: 0.1s AutomataMinimizationTime, 5 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 327 PreInvPairs, 342 NumberOfFragments, 576 HoareAnnotationTreeSize, 327 FomulaSimplifications, 85 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 60 FomulaSimplificationsInter, 844 FormulaSimplificationTreeSizeReductionInter, 1.5s HoareSimplificationTimeInter, RefinementEngineStatistics: TraceCheckStatistics: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 0.8s InterpolantComputationTime, 304 NumberOfCodeBlocks, 304 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 299 ConstructedInterpolants, 0 QuantifiedInterpolants, 34319 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, InvariantSynthesisStatistics: No data available, InterpolantConsolidationStatistics: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...