/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product31.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-10 13:58:54,132 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-10 13:58:54,135 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-10 13:58:54,152 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-10 13:58:54,152 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-10 13:58:54,153 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-10 13:58:54,154 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-10 13:58:54,156 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-10 13:58:54,158 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-10 13:58:54,158 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-10 13:58:54,159 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-10 13:58:54,161 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-10 13:58:54,161 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-10 13:58:54,162 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-10 13:58:54,163 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-10 13:58:54,164 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-10 13:58:54,165 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-10 13:58:54,165 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-10 13:58:54,167 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-10 13:58:54,169 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-10 13:58:54,170 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-10 13:58:54,171 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-10 13:58:54,172 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-10 13:58:54,173 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-10 13:58:54,175 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-10 13:58:54,175 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-10 13:58:54,176 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-10 13:58:54,176 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-10 13:58:54,177 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-10 13:58:54,178 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-10 13:58:54,178 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-10 13:58:54,179 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-10 13:58:54,179 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-10 13:58:54,180 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-10 13:58:54,181 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-10 13:58:54,181 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-10 13:58:54,182 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-10 13:58:54,182 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-10 13:58:54,182 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-10 13:58:54,183 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-10 13:58:54,184 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-10 13:58:54,184 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-10 13:58:54,198 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-10 13:58:54,199 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-10 13:58:54,200 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-10 13:58:54,200 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-10 13:58:54,202 INFO L138 SettingsManager]: * Use SBE=true [2020-07-10 13:58:54,203 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-10 13:58:54,203 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-10 13:58:54,203 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-10 13:58:54,203 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-10 13:58:54,203 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-10 13:58:54,204 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-10 13:58:54,204 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-10 13:58:54,204 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-10 13:58:54,204 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-10 13:58:54,204 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-10 13:58:54,204 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-10 13:58:54,205 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-10 13:58:54,205 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-10 13:58:54,205 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-10 13:58:54,205 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-10 13:58:54,206 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-10 13:58:54,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 13:58:54,206 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-10 13:58:54,206 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-10 13:58:54,206 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-10 13:58:54,207 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-10 13:58:54,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-10 13:58:54,207 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-10 13:58:54,207 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-10 13:58:54,210 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-10 13:58:54,489 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-10 13:58:54,502 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-10 13:58:54,505 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-10 13:58:54,507 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-10 13:58:54,507 INFO L275 PluginConnector]: CDTParser initialized [2020-07-10 13:58:54,508 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product31.cil.c [2020-07-10 13:58:54,589 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad8c2d8e6/d7de26de776a499cac82e754f5d3ea32/FLAG5a41b5887 [2020-07-10 13:58:55,106 INFO L306 CDTParser]: Found 1 translation units. [2020-07-10 13:58:55,107 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product31.cil.c [2020-07-10 13:58:55,120 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad8c2d8e6/d7de26de776a499cac82e754f5d3ea32/FLAG5a41b5887 [2020-07-10 13:58:55,402 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ad8c2d8e6/d7de26de776a499cac82e754f5d3ea32 [2020-07-10 13:58:55,411 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-10 13:58:55,413 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-10 13:58:55,414 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-10 13:58:55,414 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-10 13:58:55,418 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-10 13:58:55,420 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 01:58:55" (1/1) ... [2020-07-10 13:58:55,423 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6dfc5529 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:58:55, skipping insertion in model container [2020-07-10 13:58:55,423 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 01:58:55" (1/1) ... [2020-07-10 13:58:55,432 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-10 13:58:55,489 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-10 13:58:55,896 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 13:58:55,996 INFO L203 MainTranslator]: Completed pre-run [2020-07-10 13:58:56,108 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 13:58:56,149 INFO L208 MainTranslator]: Completed translation [2020-07-10 13:58:56,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:58:56 WrapperNode [2020-07-10 13:58:56,150 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-10 13:58:56,151 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-10 13:58:56,151 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-10 13:58:56,151 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-10 13:58:56,165 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:58:56" (1/1) ... [2020-07-10 13:58:56,165 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:58:56" (1/1) ... [2020-07-10 13:58:56,184 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:58:56" (1/1) ... [2020-07-10 13:58:56,184 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:58:56" (1/1) ... [2020-07-10 13:58:56,240 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:58:56" (1/1) ... [2020-07-10 13:58:56,253 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:58:56" (1/1) ... [2020-07-10 13:58:56,258 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:58:56" (1/1) ... [2020-07-10 13:58:56,266 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-10 13:58:56,266 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-10 13:58:56,266 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-10 13:58:56,267 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-10 13:58:56,268 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:58:56" (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 [2020-07-10 13:58:56,342 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-10 13:58:56,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-10 13:58:56,343 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-10 13:58:56,343 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-10 13:58:56,344 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-10 13:58:56,344 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-10 13:58:56,344 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-10 13:58:56,344 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-10 13:58:56,344 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-10 13:58:56,345 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-10 13:58:56,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-10 13:58:56,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-10 13:58:56,345 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-10 13:58:56,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-10 13:58:56,346 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-10 13:58:56,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-10 13:58:56,347 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-10 13:58:56,347 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-10 13:58:56,347 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-10 13:58:56,347 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-10 13:58:56,348 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__methaneQuery [2020-07-10 13:58:56,348 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-10 13:58:56,348 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-10 13:58:56,348 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-10 13:58:56,348 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-10 13:58:56,348 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-10 13:58:56,348 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-10 13:58:56,348 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-10 13:58:56,349 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-10 13:58:56,349 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-10 13:58:56,349 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-10 13:58:56,349 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-10 13:58:56,349 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-10 13:58:56,349 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-10 13:58:56,350 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-10 13:58:56,350 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-10 13:58:56,350 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-10 13:58:56,350 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-10 13:58:56,350 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-10 13:58:56,350 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-10 13:58:56,350 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-10 13:58:56,350 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-10 13:58:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-10 13:58:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-10 13:58:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-10 13:58:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-10 13:58:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-10 13:58:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-10 13:58:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-10 13:58:56,351 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-10 13:58:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-10 13:58:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-10 13:58:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-10 13:58:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-10 13:58:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-10 13:58:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-10 13:58:56,352 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-10 13:58:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-10 13:58:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-10 13:58:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-10 13:58:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-10 13:58:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-10 13:58:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-10 13:58:56,353 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-10 13:58:56,354 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-10 13:58:56,354 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-10 13:58:56,354 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-10 13:58:56,354 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-10 13:58:56,354 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-10 13:58:56,354 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-10 13:58:56,355 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-10 13:58:56,355 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-10 13:58:56,355 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-10 13:58:56,355 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-10 13:58:56,355 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-10 13:58:56,355 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-10 13:58:56,355 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-10 13:58:56,356 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-10 13:58:56,356 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-10 13:58:56,356 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-10 13:58:56,356 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__methaneQuery [2020-07-10 13:58:56,356 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-10 13:58:56,356 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-10 13:58:56,356 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-10 13:58:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-10 13:58:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-10 13:58:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-10 13:58:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-10 13:58:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-10 13:58:56,357 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-10 13:58:56,358 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-10 13:58:56,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-10 13:58:56,358 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-10 13:58:56,358 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-10 13:58:57,947 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-10 13:58:57,947 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-10 13:58:57,955 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 01:58:57 BoogieIcfgContainer [2020-07-10 13:58:57,956 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-10 13:58:57,959 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-10 13:58:57,960 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-10 13:58:57,963 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-10 13:58:57,964 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 01:58:55" (1/3) ... [2020-07-10 13:58:57,965 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73680bd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 01:58:57, skipping insertion in model container [2020-07-10 13:58:57,965 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 01:58:56" (2/3) ... [2020-07-10 13:58:57,966 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@73680bd7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 01:58:57, skipping insertion in model container [2020-07-10 13:58:57,966 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 01:58:57" (3/3) ... [2020-07-10 13:58:57,969 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product31.cil.c [2020-07-10 13:58:57,982 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-10 13:58:57,993 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-10 13:58:58,011 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-10 13:58:58,050 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-10 13:58:58,051 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-10 13:58:58,051 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-10 13:58:58,051 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-10 13:58:58,052 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-10 13:58:58,052 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-10 13:58:58,052 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-10 13:58:58,053 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-10 13:58:58,088 INFO L276 IsEmpty]: Start isEmpty. Operand 182 states. [2020-07-10 13:58:58,109 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-10 13:58:58,109 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:58:58,110 INFO L422 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] [2020-07-10 13:58:58,111 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:58:58,120 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:58:58,121 INFO L82 PathProgramCache]: Analyzing trace with hash -2139663592, now seen corresponding path program 1 times [2020-07-10 13:58:58,132 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:58:58,146 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [462076037] [2020-07-10 13:58:58,147 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:58:58,441 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:58,931 WARN L193 SmtUtils]: Spent 300.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:58:58,981 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:59,062 INFO L280 TraceCheckUtils]: 0: Hoare triple {208#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {185#true} is VALID [2020-07-10 13:58:59,062 INFO L280 TraceCheckUtils]: 1: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-10 13:58:59,063 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {185#true} {185#true} #540#return; {185#true} is VALID [2020-07-10 13:58:59,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:59,068 INFO L280 TraceCheckUtils]: 0: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-10 13:58:59,068 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {185#true} {185#true} #438#return; {185#true} is VALID [2020-07-10 13:58:59,069 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:59,072 INFO L280 TraceCheckUtils]: 0: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-10 13:58:59,073 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {185#true} {185#true} #440#return; {185#true} is VALID [2020-07-10 13:58:59,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:59,077 INFO L280 TraceCheckUtils]: 0: Hoare triple {185#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {185#true} is VALID [2020-07-10 13:58:59,077 INFO L280 TraceCheckUtils]: 1: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-10 13:58:59,078 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {185#true} {185#true} #442#return; {185#true} is VALID [2020-07-10 13:58:59,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:59,081 INFO L280 TraceCheckUtils]: 0: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-10 13:58:59,082 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {185#true} {185#true} #444#return; {185#true} is VALID [2020-07-10 13:58:59,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:59,086 INFO L280 TraceCheckUtils]: 0: Hoare triple {185#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {185#true} is VALID [2020-07-10 13:58:59,086 INFO L280 TraceCheckUtils]: 1: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-10 13:58:59,087 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {185#true} {186#false} #532#return; {186#false} is VALID [2020-07-10 13:58:59,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:59,091 INFO L280 TraceCheckUtils]: 0: Hoare triple {185#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {185#true} is VALID [2020-07-10 13:58:59,091 INFO L280 TraceCheckUtils]: 1: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-10 13:58:59,092 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {185#true} {186#false} #534#return; {186#false} is VALID [2020-07-10 13:58:59,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:58:59,096 INFO L280 TraceCheckUtils]: 0: Hoare triple {185#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {185#true} is VALID [2020-07-10 13:58:59,096 INFO L280 TraceCheckUtils]: 1: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-10 13:58:59,096 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {185#true} {186#false} #536#return; {186#false} is VALID [2020-07-10 13:58:59,103 INFO L263 TraceCheckUtils]: 0: Hoare triple {185#true} call ULTIMATE.init(); {208#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-10 13:58:59,104 INFO L280 TraceCheckUtils]: 1: Hoare triple {208#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {185#true} is VALID [2020-07-10 13:58:59,104 INFO L280 TraceCheckUtils]: 2: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-10 13:58:59,104 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {185#true} {185#true} #540#return; {185#true} is VALID [2020-07-10 13:58:59,105 INFO L263 TraceCheckUtils]: 4: Hoare triple {185#true} call #t~ret75 := main(); {185#true} is VALID [2020-07-10 13:58:59,105 INFO L280 TraceCheckUtils]: 5: Hoare triple {185#true} havoc ~retValue_acc~11;havoc ~tmp~9; {185#true} is VALID [2020-07-10 13:58:59,105 INFO L263 TraceCheckUtils]: 6: Hoare triple {185#true} call select_helpers(); {185#true} is VALID [2020-07-10 13:58:59,106 INFO L280 TraceCheckUtils]: 7: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-10 13:58:59,106 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {185#true} {185#true} #438#return; {185#true} is VALID [2020-07-10 13:58:59,106 INFO L263 TraceCheckUtils]: 9: Hoare triple {185#true} call select_features(); {185#true} is VALID [2020-07-10 13:58:59,107 INFO L280 TraceCheckUtils]: 10: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-10 13:58:59,107 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {185#true} {185#true} #440#return; {185#true} is VALID [2020-07-10 13:58:59,107 INFO L263 TraceCheckUtils]: 12: Hoare triple {185#true} call #t~ret74 := valid_product(); {185#true} is VALID [2020-07-10 13:58:59,108 INFO L280 TraceCheckUtils]: 13: Hoare triple {185#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {185#true} is VALID [2020-07-10 13:58:59,108 INFO L280 TraceCheckUtils]: 14: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-10 13:58:59,108 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {185#true} {185#true} #442#return; {185#true} is VALID [2020-07-10 13:58:59,109 INFO L280 TraceCheckUtils]: 16: Hoare triple {185#true} assume -2147483648 <= #t~ret74 && #t~ret74 <= 2147483647;~tmp~9 := #t~ret74;havoc #t~ret74; {185#true} is VALID [2020-07-10 13:58:59,109 INFO L280 TraceCheckUtils]: 17: Hoare triple {185#true} assume 0 != ~tmp~9; {185#true} is VALID [2020-07-10 13:58:59,109 INFO L263 TraceCheckUtils]: 18: Hoare triple {185#true} call setup(); {185#true} is VALID [2020-07-10 13:58:59,110 INFO L280 TraceCheckUtils]: 19: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-10 13:58:59,110 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {185#true} {185#true} #444#return; {185#true} is VALID [2020-07-10 13:58:59,110 INFO L263 TraceCheckUtils]: 21: Hoare triple {185#true} call runTest(); {185#true} is VALID [2020-07-10 13:58:59,111 INFO L263 TraceCheckUtils]: 22: Hoare triple {185#true} call test(); {185#true} is VALID [2020-07-10 13:58:59,111 INFO L280 TraceCheckUtils]: 23: Hoare triple {185#true} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {185#true} is VALID [2020-07-10 13:58:59,112 INFO L280 TraceCheckUtils]: 24: Hoare triple {185#true} assume false; {186#false} is VALID [2020-07-10 13:58:59,112 INFO L263 TraceCheckUtils]: 25: Hoare triple {186#false} call cleanup(); {186#false} is VALID [2020-07-10 13:58:59,113 INFO L280 TraceCheckUtils]: 26: Hoare triple {186#false} havoc ~i~0;havoc ~__cil_tmp2~0; {186#false} is VALID [2020-07-10 13:58:59,113 INFO L263 TraceCheckUtils]: 27: Hoare triple {186#false} call timeShift(); {186#false} is VALID [2020-07-10 13:58:59,113 INFO L280 TraceCheckUtils]: 28: Hoare triple {186#false} assume !(0 != ~pumpRunning~0); {186#false} is VALID [2020-07-10 13:58:59,114 INFO L280 TraceCheckUtils]: 29: Hoare triple {186#false} assume !(0 != ~systemActive~0); {186#false} is VALID [2020-07-10 13:58:59,114 INFO L263 TraceCheckUtils]: 30: Hoare triple {186#false} call __utac_acc__Specification3_spec__1(); {186#false} is VALID [2020-07-10 13:58:59,114 INFO L280 TraceCheckUtils]: 31: Hoare triple {186#false} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {186#false} is VALID [2020-07-10 13:58:59,115 INFO L263 TraceCheckUtils]: 32: Hoare triple {186#false} call #t~ret70 := isMethaneLevelCritical(); {185#true} is VALID [2020-07-10 13:58:59,115 INFO L280 TraceCheckUtils]: 33: Hoare triple {185#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {185#true} is VALID [2020-07-10 13:58:59,115 INFO L280 TraceCheckUtils]: 34: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-10 13:58:59,116 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {185#true} {186#false} #532#return; {186#false} is VALID [2020-07-10 13:58:59,116 INFO L280 TraceCheckUtils]: 36: Hoare triple {186#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~8 := #t~ret70;havoc #t~ret70; {186#false} is VALID [2020-07-10 13:58:59,116 INFO L280 TraceCheckUtils]: 37: Hoare triple {186#false} assume !(0 != ~tmp~8); {186#false} is VALID [2020-07-10 13:58:59,117 INFO L263 TraceCheckUtils]: 38: Hoare triple {186#false} call #t~ret71 := getWaterLevel(); {185#true} is VALID [2020-07-10 13:58:59,117 INFO L280 TraceCheckUtils]: 39: Hoare triple {185#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {185#true} is VALID [2020-07-10 13:58:59,117 INFO L280 TraceCheckUtils]: 40: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-10 13:58:59,118 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {185#true} {186#false} #534#return; {186#false} is VALID [2020-07-10 13:58:59,118 INFO L280 TraceCheckUtils]: 42: Hoare triple {186#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {186#false} is VALID [2020-07-10 13:58:59,118 INFO L280 TraceCheckUtils]: 43: Hoare triple {186#false} assume 2 == ~tmp___0~2; {186#false} is VALID [2020-07-10 13:58:59,119 INFO L263 TraceCheckUtils]: 44: Hoare triple {186#false} call #t~ret72 := isPumpRunning(); {185#true} is VALID [2020-07-10 13:58:59,119 INFO L280 TraceCheckUtils]: 45: Hoare triple {185#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {185#true} is VALID [2020-07-10 13:58:59,119 INFO L280 TraceCheckUtils]: 46: Hoare triple {185#true} assume true; {185#true} is VALID [2020-07-10 13:58:59,120 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {185#true} {186#false} #536#return; {186#false} is VALID [2020-07-10 13:58:59,120 INFO L280 TraceCheckUtils]: 48: Hoare triple {186#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {186#false} is VALID [2020-07-10 13:58:59,120 INFO L280 TraceCheckUtils]: 49: Hoare triple {186#false} assume !(0 != ~tmp___1~1); {186#false} is VALID [2020-07-10 13:58:59,121 INFO L263 TraceCheckUtils]: 50: Hoare triple {186#false} call __automaton_fail(); {186#false} is VALID [2020-07-10 13:58:59,121 INFO L280 TraceCheckUtils]: 51: Hoare triple {186#false} assume !false; {186#false} is VALID [2020-07-10 13:58:59,133 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:58:59,134 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [462076037] [2020-07-10 13:58:59,135 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:58:59,135 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-10 13:58:59,136 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [421750137] [2020-07-10 13:58:59,142 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-10 13:58:59,145 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:58:59,149 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-10 13:58:59,262 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:58:59,262 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-10 13:58:59,263 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:58:59,272 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-10 13:58:59,273 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 13:58:59,275 INFO L87 Difference]: Start difference. First operand 182 states. Second operand 3 states. [2020-07-10 13:59:03,918 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:59:03,919 INFO L93 Difference]: Finished difference Result 305 states and 403 transitions. [2020-07-10 13:59:03,919 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-10 13:59:03,919 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-10 13:59:03,919 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:59:03,921 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 13:59:03,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 403 transitions. [2020-07-10 13:59:03,962 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 13:59:03,993 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 403 transitions. [2020-07-10 13:59:03,994 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 403 transitions. [2020-07-10 13:59:05,377 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 403 edges. 403 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:59:05,401 INFO L225 Difference]: With dead ends: 305 [2020-07-10 13:59:05,401 INFO L226 Difference]: Without dead ends: 165 [2020-07-10 13:59:05,406 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 13:59:05,424 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 165 states. [2020-07-10 13:59:06,773 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 165 to 131. [2020-07-10 13:59:06,774 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:59:06,775 INFO L82 GeneralOperation]: Start isEquivalent. First operand 165 states. Second operand 131 states. [2020-07-10 13:59:06,775 INFO L74 IsIncluded]: Start isIncluded. First operand 165 states. Second operand 131 states. [2020-07-10 13:59:06,776 INFO L87 Difference]: Start difference. First operand 165 states. Second operand 131 states. [2020-07-10 13:59:06,792 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:59:06,793 INFO L93 Difference]: Finished difference Result 165 states and 210 transitions. [2020-07-10 13:59:06,793 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 210 transitions. [2020-07-10 13:59:06,796 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:59:06,797 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:59:06,797 INFO L74 IsIncluded]: Start isIncluded. First operand 131 states. Second operand 165 states. [2020-07-10 13:59:06,797 INFO L87 Difference]: Start difference. First operand 131 states. Second operand 165 states. [2020-07-10 13:59:06,810 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:59:06,810 INFO L93 Difference]: Finished difference Result 165 states and 210 transitions. [2020-07-10 13:59:06,810 INFO L276 IsEmpty]: Start isEmpty. Operand 165 states and 210 transitions. [2020-07-10 13:59:06,813 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:59:06,813 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:59:06,813 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:59:06,814 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:59:06,814 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 131 states. [2020-07-10 13:59:06,821 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 131 states to 131 states and 156 transitions. [2020-07-10 13:59:06,824 INFO L78 Accepts]: Start accepts. Automaton has 131 states and 156 transitions. Word has length 52 [2020-07-10 13:59:06,824 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:59:06,824 INFO L479 AbstractCegarLoop]: Abstraction has 131 states and 156 transitions. [2020-07-10 13:59:06,824 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-10 13:59:06,824 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 156 transitions. [2020-07-10 13:59:06,827 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-10 13:59:06,827 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:59:06,828 INFO L422 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] [2020-07-10 13:59:06,828 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-10 13:59:06,828 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:59:06,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:59:06,829 INFO L82 PathProgramCache]: Analyzing trace with hash 1114338562, now seen corresponding path program 1 times [2020-07-10 13:59:06,829 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:59:06,829 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1151090043] [2020-07-10 13:59:06,830 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:59:06,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:07,177 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:59:07,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:07,285 INFO L280 TraceCheckUtils]: 0: Hoare triple {1179#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1155#true} is VALID [2020-07-10 13:59:07,285 INFO L280 TraceCheckUtils]: 1: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-10 13:59:07,285 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1155#true} {1155#true} #540#return; {1155#true} is VALID [2020-07-10 13:59:07,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:07,289 INFO L280 TraceCheckUtils]: 0: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-10 13:59:07,289 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1155#true} {1155#true} #438#return; {1155#true} is VALID [2020-07-10 13:59:07,290 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:07,292 INFO L280 TraceCheckUtils]: 0: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-10 13:59:07,292 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1155#true} {1155#true} #440#return; {1155#true} is VALID [2020-07-10 13:59:07,293 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:07,296 INFO L280 TraceCheckUtils]: 0: Hoare triple {1155#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {1155#true} is VALID [2020-07-10 13:59:07,296 INFO L280 TraceCheckUtils]: 1: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-10 13:59:07,296 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1155#true} {1155#true} #442#return; {1155#true} is VALID [2020-07-10 13:59:07,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:07,299 INFO L280 TraceCheckUtils]: 0: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-10 13:59:07,299 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1155#true} {1155#true} #444#return; {1155#true} is VALID [2020-07-10 13:59:07,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:07,302 INFO L280 TraceCheckUtils]: 0: Hoare triple {1155#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {1155#true} is VALID [2020-07-10 13:59:07,303 INFO L280 TraceCheckUtils]: 1: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-10 13:59:07,303 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1155#true} {1156#false} #532#return; {1156#false} is VALID [2020-07-10 13:59:07,304 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:07,306 INFO L280 TraceCheckUtils]: 0: Hoare triple {1155#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1155#true} is VALID [2020-07-10 13:59:07,306 INFO L280 TraceCheckUtils]: 1: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-10 13:59:07,306 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1155#true} {1156#false} #534#return; {1156#false} is VALID [2020-07-10 13:59:07,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:07,310 INFO L280 TraceCheckUtils]: 0: Hoare triple {1155#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1155#true} is VALID [2020-07-10 13:59:07,311 INFO L280 TraceCheckUtils]: 1: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-10 13:59:07,311 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1155#true} {1156#false} #536#return; {1156#false} is VALID [2020-07-10 13:59:07,316 INFO L263 TraceCheckUtils]: 0: Hoare triple {1155#true} call ULTIMATE.init(); {1179#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-10 13:59:07,316 INFO L280 TraceCheckUtils]: 1: Hoare triple {1179#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1155#true} is VALID [2020-07-10 13:59:07,317 INFO L280 TraceCheckUtils]: 2: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-10 13:59:07,317 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1155#true} {1155#true} #540#return; {1155#true} is VALID [2020-07-10 13:59:07,317 INFO L263 TraceCheckUtils]: 4: Hoare triple {1155#true} call #t~ret75 := main(); {1155#true} is VALID [2020-07-10 13:59:07,317 INFO L280 TraceCheckUtils]: 5: Hoare triple {1155#true} havoc ~retValue_acc~11;havoc ~tmp~9; {1155#true} is VALID [2020-07-10 13:59:07,318 INFO L263 TraceCheckUtils]: 6: Hoare triple {1155#true} call select_helpers(); {1155#true} is VALID [2020-07-10 13:59:07,318 INFO L280 TraceCheckUtils]: 7: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-10 13:59:07,318 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1155#true} {1155#true} #438#return; {1155#true} is VALID [2020-07-10 13:59:07,318 INFO L263 TraceCheckUtils]: 9: Hoare triple {1155#true} call select_features(); {1155#true} is VALID [2020-07-10 13:59:07,319 INFO L280 TraceCheckUtils]: 10: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-10 13:59:07,319 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1155#true} {1155#true} #440#return; {1155#true} is VALID [2020-07-10 13:59:07,319 INFO L263 TraceCheckUtils]: 12: Hoare triple {1155#true} call #t~ret74 := valid_product(); {1155#true} is VALID [2020-07-10 13:59:07,319 INFO L280 TraceCheckUtils]: 13: Hoare triple {1155#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {1155#true} is VALID [2020-07-10 13:59:07,319 INFO L280 TraceCheckUtils]: 14: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-10 13:59:07,320 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1155#true} {1155#true} #442#return; {1155#true} is VALID [2020-07-10 13:59:07,320 INFO L280 TraceCheckUtils]: 16: Hoare triple {1155#true} assume -2147483648 <= #t~ret74 && #t~ret74 <= 2147483647;~tmp~9 := #t~ret74;havoc #t~ret74; {1155#true} is VALID [2020-07-10 13:59:07,320 INFO L280 TraceCheckUtils]: 17: Hoare triple {1155#true} assume 0 != ~tmp~9; {1155#true} is VALID [2020-07-10 13:59:07,320 INFO L263 TraceCheckUtils]: 18: Hoare triple {1155#true} call setup(); {1155#true} is VALID [2020-07-10 13:59:07,321 INFO L280 TraceCheckUtils]: 19: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-10 13:59:07,321 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1155#true} {1155#true} #444#return; {1155#true} is VALID [2020-07-10 13:59:07,321 INFO L263 TraceCheckUtils]: 21: Hoare triple {1155#true} call runTest(); {1155#true} is VALID [2020-07-10 13:59:07,321 INFO L263 TraceCheckUtils]: 22: Hoare triple {1155#true} call test(); {1155#true} is VALID [2020-07-10 13:59:07,322 INFO L280 TraceCheckUtils]: 23: Hoare triple {1155#true} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1169#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-10 13:59:07,323 INFO L280 TraceCheckUtils]: 24: Hoare triple {1169#(= 0 test_~splverifierCounter~0)} assume !false; {1169#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-10 13:59:07,323 INFO L280 TraceCheckUtils]: 25: Hoare triple {1169#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1156#false} is VALID [2020-07-10 13:59:07,324 INFO L263 TraceCheckUtils]: 26: Hoare triple {1156#false} call cleanup(); {1156#false} is VALID [2020-07-10 13:59:07,324 INFO L280 TraceCheckUtils]: 27: Hoare triple {1156#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1156#false} is VALID [2020-07-10 13:59:07,324 INFO L263 TraceCheckUtils]: 28: Hoare triple {1156#false} call timeShift(); {1156#false} is VALID [2020-07-10 13:59:07,325 INFO L280 TraceCheckUtils]: 29: Hoare triple {1156#false} assume !(0 != ~pumpRunning~0); {1156#false} is VALID [2020-07-10 13:59:07,325 INFO L280 TraceCheckUtils]: 30: Hoare triple {1156#false} assume !(0 != ~systemActive~0); {1156#false} is VALID [2020-07-10 13:59:07,325 INFO L263 TraceCheckUtils]: 31: Hoare triple {1156#false} call __utac_acc__Specification3_spec__1(); {1156#false} is VALID [2020-07-10 13:59:07,325 INFO L280 TraceCheckUtils]: 32: Hoare triple {1156#false} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {1156#false} is VALID [2020-07-10 13:59:07,326 INFO L263 TraceCheckUtils]: 33: Hoare triple {1156#false} call #t~ret70 := isMethaneLevelCritical(); {1155#true} is VALID [2020-07-10 13:59:07,326 INFO L280 TraceCheckUtils]: 34: Hoare triple {1155#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {1155#true} is VALID [2020-07-10 13:59:07,326 INFO L280 TraceCheckUtils]: 35: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-10 13:59:07,326 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1155#true} {1156#false} #532#return; {1156#false} is VALID [2020-07-10 13:59:07,327 INFO L280 TraceCheckUtils]: 37: Hoare triple {1156#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~8 := #t~ret70;havoc #t~ret70; {1156#false} is VALID [2020-07-10 13:59:07,327 INFO L280 TraceCheckUtils]: 38: Hoare triple {1156#false} assume !(0 != ~tmp~8); {1156#false} is VALID [2020-07-10 13:59:07,327 INFO L263 TraceCheckUtils]: 39: Hoare triple {1156#false} call #t~ret71 := getWaterLevel(); {1155#true} is VALID [2020-07-10 13:59:07,327 INFO L280 TraceCheckUtils]: 40: Hoare triple {1155#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1155#true} is VALID [2020-07-10 13:59:07,328 INFO L280 TraceCheckUtils]: 41: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-10 13:59:07,328 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1155#true} {1156#false} #534#return; {1156#false} is VALID [2020-07-10 13:59:07,328 INFO L280 TraceCheckUtils]: 43: Hoare triple {1156#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {1156#false} is VALID [2020-07-10 13:59:07,328 INFO L280 TraceCheckUtils]: 44: Hoare triple {1156#false} assume 2 == ~tmp___0~2; {1156#false} is VALID [2020-07-10 13:59:07,329 INFO L263 TraceCheckUtils]: 45: Hoare triple {1156#false} call #t~ret72 := isPumpRunning(); {1155#true} is VALID [2020-07-10 13:59:07,329 INFO L280 TraceCheckUtils]: 46: Hoare triple {1155#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1155#true} is VALID [2020-07-10 13:59:07,329 INFO L280 TraceCheckUtils]: 47: Hoare triple {1155#true} assume true; {1155#true} is VALID [2020-07-10 13:59:07,330 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {1155#true} {1156#false} #536#return; {1156#false} is VALID [2020-07-10 13:59:07,330 INFO L280 TraceCheckUtils]: 49: Hoare triple {1156#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {1156#false} is VALID [2020-07-10 13:59:07,330 INFO L280 TraceCheckUtils]: 50: Hoare triple {1156#false} assume !(0 != ~tmp___1~1); {1156#false} is VALID [2020-07-10 13:59:07,330 INFO L263 TraceCheckUtils]: 51: Hoare triple {1156#false} call __automaton_fail(); {1156#false} is VALID [2020-07-10 13:59:07,331 INFO L280 TraceCheckUtils]: 52: Hoare triple {1156#false} assume !false; {1156#false} is VALID [2020-07-10 13:59:07,337 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:59:07,337 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1151090043] [2020-07-10 13:59:07,337 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:59:07,337 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-10 13:59:07,338 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1543982268] [2020-07-10 13:59:07,339 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-10 13:59:07,340 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:59:07,340 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-10 13:59:07,399 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:59:07,399 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-10 13:59:07,400 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:59:07,400 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-10 13:59:07,400 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-10 13:59:07,400 INFO L87 Difference]: Start difference. First operand 131 states and 156 transitions. Second operand 4 states. [2020-07-10 13:59:08,646 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 13:59:12,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:59:12,499 INFO L93 Difference]: Finished difference Result 232 states and 286 transitions. [2020-07-10 13:59:12,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-10 13:59:12,500 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-10 13:59:12,500 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:59:12,500 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-10 13:59:12,509 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 286 transitions. [2020-07-10 13:59:12,509 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-10 13:59:12,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 286 transitions. [2020-07-10 13:59:12,516 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 286 transitions. [2020-07-10 13:59:13,600 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 286 edges. 286 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:59:13,607 INFO L225 Difference]: With dead ends: 232 [2020-07-10 13:59:13,607 INFO L226 Difference]: Without dead ends: 149 [2020-07-10 13:59:13,609 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-10 13:59:13,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 149 states. [2020-07-10 13:59:15,016 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 149 to 122. [2020-07-10 13:59:15,016 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:59:15,016 INFO L82 GeneralOperation]: Start isEquivalent. First operand 149 states. Second operand 122 states. [2020-07-10 13:59:15,016 INFO L74 IsIncluded]: Start isIncluded. First operand 149 states. Second operand 122 states. [2020-07-10 13:59:15,016 INFO L87 Difference]: Start difference. First operand 149 states. Second operand 122 states. [2020-07-10 13:59:15,029 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:59:15,029 INFO L93 Difference]: Finished difference Result 149 states and 186 transitions. [2020-07-10 13:59:15,031 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 186 transitions. [2020-07-10 13:59:15,033 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:59:15,033 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:59:15,033 INFO L74 IsIncluded]: Start isIncluded. First operand 122 states. Second operand 149 states. [2020-07-10 13:59:15,033 INFO L87 Difference]: Start difference. First operand 122 states. Second operand 149 states. [2020-07-10 13:59:15,041 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:59:15,042 INFO L93 Difference]: Finished difference Result 149 states and 186 transitions. [2020-07-10 13:59:15,042 INFO L276 IsEmpty]: Start isEmpty. Operand 149 states and 186 transitions. [2020-07-10 13:59:15,043 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:59:15,043 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:59:15,043 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:59:15,043 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:59:15,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 122 states. [2020-07-10 13:59:15,049 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 122 states to 122 states and 144 transitions. [2020-07-10 13:59:15,049 INFO L78 Accepts]: Start accepts. Automaton has 122 states and 144 transitions. Word has length 53 [2020-07-10 13:59:15,049 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:59:15,050 INFO L479 AbstractCegarLoop]: Abstraction has 122 states and 144 transitions. [2020-07-10 13:59:15,050 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-10 13:59:15,050 INFO L276 IsEmpty]: Start isEmpty. Operand 122 states and 144 transitions. [2020-07-10 13:59:15,051 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-10 13:59:15,052 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:59:15,052 INFO L422 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] [2020-07-10 13:59:15,052 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-10 13:59:15,052 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:59:15,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:59:15,053 INFO L82 PathProgramCache]: Analyzing trace with hash -1063304095, now seen corresponding path program 1 times [2020-07-10 13:59:15,053 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:59:15,053 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1057358488] [2020-07-10 13:59:15,054 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:59:15,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:15,446 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:59:15,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:15,591 INFO L280 TraceCheckUtils]: 0: Hoare triple {2016#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:59:15,592 INFO L280 TraceCheckUtils]: 1: Hoare triple {1994#(= 1 ~systemActive~0)} assume true; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:59:15,593 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1994#(= 1 ~systemActive~0)} {1989#true} #540#return; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:59:15,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:15,597 INFO L280 TraceCheckUtils]: 0: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-10 13:59:15,598 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1989#true} {1994#(= 1 ~systemActive~0)} #438#return; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:59:15,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:15,602 INFO L280 TraceCheckUtils]: 0: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-10 13:59:15,603 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1989#true} {1994#(= 1 ~systemActive~0)} #440#return; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:59:15,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:15,624 INFO L280 TraceCheckUtils]: 0: Hoare triple {1989#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {2017#(= 1 |valid_product_#res|)} is VALID [2020-07-10 13:59:15,625 INFO L280 TraceCheckUtils]: 1: Hoare triple {2017#(= 1 |valid_product_#res|)} assume true; {2017#(= 1 |valid_product_#res|)} is VALID [2020-07-10 13:59:15,627 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2017#(= 1 |valid_product_#res|)} {1994#(= 1 ~systemActive~0)} #442#return; {2002#(= |main_#t~ret74| ~systemActive~0)} is VALID [2020-07-10 13:59:15,628 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:15,632 INFO L280 TraceCheckUtils]: 0: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-10 13:59:15,633 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1989#true} {2004#(not (= 0 ~systemActive~0))} #444#return; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:15,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:15,637 INFO L280 TraceCheckUtils]: 0: Hoare triple {1989#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {1989#true} is VALID [2020-07-10 13:59:15,637 INFO L280 TraceCheckUtils]: 1: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-10 13:59:15,637 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1989#true} {1990#false} #532#return; {1990#false} is VALID [2020-07-10 13:59:15,638 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:15,642 INFO L280 TraceCheckUtils]: 0: Hoare triple {1989#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1989#true} is VALID [2020-07-10 13:59:15,643 INFO L280 TraceCheckUtils]: 1: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-10 13:59:15,643 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1989#true} {1990#false} #534#return; {1990#false} is VALID [2020-07-10 13:59:15,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:15,647 INFO L280 TraceCheckUtils]: 0: Hoare triple {1989#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1989#true} is VALID [2020-07-10 13:59:15,647 INFO L280 TraceCheckUtils]: 1: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-10 13:59:15,648 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1989#true} {1990#false} #536#return; {1990#false} is VALID [2020-07-10 13:59:15,653 INFO L263 TraceCheckUtils]: 0: Hoare triple {1989#true} call ULTIMATE.init(); {2016#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-10 13:59:15,659 INFO L280 TraceCheckUtils]: 1: Hoare triple {2016#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:59:15,661 INFO L280 TraceCheckUtils]: 2: Hoare triple {1994#(= 1 ~systemActive~0)} assume true; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:59:15,662 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1994#(= 1 ~systemActive~0)} {1989#true} #540#return; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:59:15,663 INFO L263 TraceCheckUtils]: 4: Hoare triple {1994#(= 1 ~systemActive~0)} call #t~ret75 := main(); {1994#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:59:15,664 INFO L280 TraceCheckUtils]: 5: Hoare triple {1994#(= 1 ~systemActive~0)} havoc ~retValue_acc~11;havoc ~tmp~9; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:59:15,664 INFO L263 TraceCheckUtils]: 6: Hoare triple {1994#(= 1 ~systemActive~0)} call select_helpers(); {1989#true} is VALID [2020-07-10 13:59:15,664 INFO L280 TraceCheckUtils]: 7: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-10 13:59:15,665 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1989#true} {1994#(= 1 ~systemActive~0)} #438#return; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:59:15,665 INFO L263 TraceCheckUtils]: 9: Hoare triple {1994#(= 1 ~systemActive~0)} call select_features(); {1989#true} is VALID [2020-07-10 13:59:15,666 INFO L280 TraceCheckUtils]: 10: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-10 13:59:15,666 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1989#true} {1994#(= 1 ~systemActive~0)} #440#return; {1994#(= 1 ~systemActive~0)} is VALID [2020-07-10 13:59:15,667 INFO L263 TraceCheckUtils]: 12: Hoare triple {1994#(= 1 ~systemActive~0)} call #t~ret74 := valid_product(); {1989#true} is VALID [2020-07-10 13:59:15,667 INFO L280 TraceCheckUtils]: 13: Hoare triple {1989#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {2017#(= 1 |valid_product_#res|)} is VALID [2020-07-10 13:59:15,668 INFO L280 TraceCheckUtils]: 14: Hoare triple {2017#(= 1 |valid_product_#res|)} assume true; {2017#(= 1 |valid_product_#res|)} is VALID [2020-07-10 13:59:15,669 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2017#(= 1 |valid_product_#res|)} {1994#(= 1 ~systemActive~0)} #442#return; {2002#(= |main_#t~ret74| ~systemActive~0)} is VALID [2020-07-10 13:59:15,670 INFO L280 TraceCheckUtils]: 16: Hoare triple {2002#(= |main_#t~ret74| ~systemActive~0)} assume -2147483648 <= #t~ret74 && #t~ret74 <= 2147483647;~tmp~9 := #t~ret74;havoc #t~ret74; {2003#(= main_~tmp~9 ~systemActive~0)} is VALID [2020-07-10 13:59:15,671 INFO L280 TraceCheckUtils]: 17: Hoare triple {2003#(= main_~tmp~9 ~systemActive~0)} assume 0 != ~tmp~9; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:15,671 INFO L263 TraceCheckUtils]: 18: Hoare triple {2004#(not (= 0 ~systemActive~0))} call setup(); {1989#true} is VALID [2020-07-10 13:59:15,671 INFO L280 TraceCheckUtils]: 19: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-10 13:59:15,672 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1989#true} {2004#(not (= 0 ~systemActive~0))} #444#return; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:15,673 INFO L263 TraceCheckUtils]: 21: Hoare triple {2004#(not (= 0 ~systemActive~0))} call runTest(); {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:15,673 INFO L263 TraceCheckUtils]: 22: Hoare triple {2004#(not (= 0 ~systemActive~0))} call test(); {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:15,674 INFO L280 TraceCheckUtils]: 23: Hoare triple {2004#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:15,675 INFO L280 TraceCheckUtils]: 24: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume !false; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:15,675 INFO L280 TraceCheckUtils]: 25: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:15,676 INFO L280 TraceCheckUtils]: 26: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet45 && #t~nondet45 <= 2147483647;~tmp~3 := #t~nondet45;havoc #t~nondet45; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:15,677 INFO L280 TraceCheckUtils]: 27: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~3); {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:15,677 INFO L280 TraceCheckUtils]: 28: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp___0~0 := #t~nondet46;havoc #t~nondet46; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:15,678 INFO L280 TraceCheckUtils]: 29: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~0); {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:15,679 INFO L280 TraceCheckUtils]: 30: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___2~0 := #t~nondet47;havoc #t~nondet47; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:15,679 INFO L280 TraceCheckUtils]: 31: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:15,680 INFO L263 TraceCheckUtils]: 32: Hoare triple {2004#(not (= 0 ~systemActive~0))} call timeShift(); {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:15,681 INFO L280 TraceCheckUtils]: 33: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {2004#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 13:59:15,681 INFO L280 TraceCheckUtils]: 34: Hoare triple {2004#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1990#false} is VALID [2020-07-10 13:59:15,682 INFO L263 TraceCheckUtils]: 35: Hoare triple {1990#false} call __utac_acc__Specification3_spec__1(); {1990#false} is VALID [2020-07-10 13:59:15,682 INFO L280 TraceCheckUtils]: 36: Hoare triple {1990#false} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {1990#false} is VALID [2020-07-10 13:59:15,682 INFO L263 TraceCheckUtils]: 37: Hoare triple {1990#false} call #t~ret70 := isMethaneLevelCritical(); {1989#true} is VALID [2020-07-10 13:59:15,682 INFO L280 TraceCheckUtils]: 38: Hoare triple {1989#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {1989#true} is VALID [2020-07-10 13:59:15,682 INFO L280 TraceCheckUtils]: 39: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-10 13:59:15,683 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {1989#true} {1990#false} #532#return; {1990#false} is VALID [2020-07-10 13:59:15,683 INFO L280 TraceCheckUtils]: 41: Hoare triple {1990#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~8 := #t~ret70;havoc #t~ret70; {1990#false} is VALID [2020-07-10 13:59:15,683 INFO L280 TraceCheckUtils]: 42: Hoare triple {1990#false} assume !(0 != ~tmp~8); {1990#false} is VALID [2020-07-10 13:59:15,683 INFO L263 TraceCheckUtils]: 43: Hoare triple {1990#false} call #t~ret71 := getWaterLevel(); {1989#true} is VALID [2020-07-10 13:59:15,684 INFO L280 TraceCheckUtils]: 44: Hoare triple {1989#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {1989#true} is VALID [2020-07-10 13:59:15,684 INFO L280 TraceCheckUtils]: 45: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-10 13:59:15,684 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1989#true} {1990#false} #534#return; {1990#false} is VALID [2020-07-10 13:59:15,684 INFO L280 TraceCheckUtils]: 47: Hoare triple {1990#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {1990#false} is VALID [2020-07-10 13:59:15,685 INFO L280 TraceCheckUtils]: 48: Hoare triple {1990#false} assume 2 == ~tmp___0~2; {1990#false} is VALID [2020-07-10 13:59:15,685 INFO L263 TraceCheckUtils]: 49: Hoare triple {1990#false} call #t~ret72 := isPumpRunning(); {1989#true} is VALID [2020-07-10 13:59:15,685 INFO L280 TraceCheckUtils]: 50: Hoare triple {1989#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {1989#true} is VALID [2020-07-10 13:59:15,685 INFO L280 TraceCheckUtils]: 51: Hoare triple {1989#true} assume true; {1989#true} is VALID [2020-07-10 13:59:15,686 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {1989#true} {1990#false} #536#return; {1990#false} is VALID [2020-07-10 13:59:15,686 INFO L280 TraceCheckUtils]: 53: Hoare triple {1990#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {1990#false} is VALID [2020-07-10 13:59:15,686 INFO L280 TraceCheckUtils]: 54: Hoare triple {1990#false} assume !(0 != ~tmp___1~1); {1990#false} is VALID [2020-07-10 13:59:15,686 INFO L263 TraceCheckUtils]: 55: Hoare triple {1990#false} call __automaton_fail(); {1990#false} is VALID [2020-07-10 13:59:15,687 INFO L280 TraceCheckUtils]: 56: Hoare triple {1990#false} assume !false; {1990#false} is VALID [2020-07-10 13:59:15,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:59:15,696 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1057358488] [2020-07-10 13:59:15,697 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:59:15,697 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-10 13:59:15,697 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [802697761] [2020-07-10 13:59:15,698 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-10 13:59:15,698 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:59:15,698 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-10 13:59:15,772 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:59:15,772 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-10 13:59:15,772 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:59:15,772 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-10 13:59:15,773 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-10 13:59:15,773 INFO L87 Difference]: Start difference. First operand 122 states and 144 transitions. Second operand 8 states. [2020-07-10 13:59:16,630 WARN L193 SmtUtils]: Spent 249.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 13:59:17,551 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:59:17,970 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:59:18,298 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:59:21,913 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 13:59:33,252 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:59:33,252 INFO L93 Difference]: Finished difference Result 424 states and 531 transitions. [2020-07-10 13:59:33,252 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-10 13:59:33,253 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-10 13:59:33,253 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:59:33,253 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 13:59:33,265 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 531 transitions. [2020-07-10 13:59:33,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 13:59:33,276 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 531 transitions. [2020-07-10 13:59:33,277 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 531 transitions. [2020-07-10 13:59:35,244 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 531 edges. 531 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:59:35,259 INFO L225 Difference]: With dead ends: 424 [2020-07-10 13:59:35,259 INFO L226 Difference]: Without dead ends: 326 [2020-07-10 13:59:35,261 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-10 13:59:35,262 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 326 states. [2020-07-10 13:59:38,175 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 326 to 268. [2020-07-10 13:59:38,176 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 13:59:38,176 INFO L82 GeneralOperation]: Start isEquivalent. First operand 326 states. Second operand 268 states. [2020-07-10 13:59:38,176 INFO L74 IsIncluded]: Start isIncluded. First operand 326 states. Second operand 268 states. [2020-07-10 13:59:38,176 INFO L87 Difference]: Start difference. First operand 326 states. Second operand 268 states. [2020-07-10 13:59:38,194 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:59:38,195 INFO L93 Difference]: Finished difference Result 326 states and 404 transitions. [2020-07-10 13:59:38,195 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 404 transitions. [2020-07-10 13:59:38,196 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:59:38,197 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:59:38,197 INFO L74 IsIncluded]: Start isIncluded. First operand 268 states. Second operand 326 states. [2020-07-10 13:59:38,197 INFO L87 Difference]: Start difference. First operand 268 states. Second operand 326 states. [2020-07-10 13:59:38,214 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:59:38,214 INFO L93 Difference]: Finished difference Result 326 states and 404 transitions. [2020-07-10 13:59:38,214 INFO L276 IsEmpty]: Start isEmpty. Operand 326 states and 404 transitions. [2020-07-10 13:59:38,216 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 13:59:38,216 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 13:59:38,216 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 13:59:38,216 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 13:59:38,216 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 268 states. [2020-07-10 13:59:38,228 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 268 states to 268 states and 327 transitions. [2020-07-10 13:59:38,229 INFO L78 Accepts]: Start accepts. Automaton has 268 states and 327 transitions. Word has length 57 [2020-07-10 13:59:38,229 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 13:59:38,229 INFO L479 AbstractCegarLoop]: Abstraction has 268 states and 327 transitions. [2020-07-10 13:59:38,229 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-10 13:59:38,230 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 327 transitions. [2020-07-10 13:59:38,232 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-10 13:59:38,232 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 13:59:38,232 INFO L422 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] [2020-07-10 13:59:38,232 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-10 13:59:38,232 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 13:59:38,233 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 13:59:38,233 INFO L82 PathProgramCache]: Analyzing trace with hash 248297521, now seen corresponding path program 1 times [2020-07-10 13:59:38,233 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 13:59:38,233 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1572344561] [2020-07-10 13:59:38,233 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 13:59:38,265 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:38,615 WARN L193 SmtUtils]: Spent 202.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 13:59:38,655 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:38,696 INFO L280 TraceCheckUtils]: 0: Hoare triple {3688#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,697 INFO L280 TraceCheckUtils]: 1: Hoare triple {3663#(= 1 ~waterLevel~0)} assume true; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,697 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3663#(= 1 ~waterLevel~0)} {3658#true} #540#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:38,703 INFO L280 TraceCheckUtils]: 0: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-10 13:59:38,704 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #438#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:38,708 INFO L280 TraceCheckUtils]: 0: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-10 13:59:38,709 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #440#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,710 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:38,714 INFO L280 TraceCheckUtils]: 0: Hoare triple {3658#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {3658#true} is VALID [2020-07-10 13:59:38,714 INFO L280 TraceCheckUtils]: 1: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-10 13:59:38,715 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #442#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:38,719 INFO L280 TraceCheckUtils]: 0: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-10 13:59:38,720 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #444#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,738 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:38,741 INFO L280 TraceCheckUtils]: 0: Hoare triple {3689#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3658#true} is VALID [2020-07-10 13:59:38,741 INFO L280 TraceCheckUtils]: 1: Hoare triple {3658#true} ~systemActive~0 := 0; {3658#true} is VALID [2020-07-10 13:59:38,742 INFO L280 TraceCheckUtils]: 2: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-10 13:59:38,742 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #494#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,743 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:38,746 INFO L280 TraceCheckUtils]: 0: Hoare triple {3658#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {3658#true} is VALID [2020-07-10 13:59:38,746 INFO L280 TraceCheckUtils]: 1: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-10 13:59:38,747 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #532#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,748 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:38,763 INFO L280 TraceCheckUtils]: 0: Hoare triple {3658#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {3690#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 13:59:38,764 INFO L280 TraceCheckUtils]: 1: Hoare triple {3690#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3690#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 13:59:38,765 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3690#(= |getWaterLevel_#res| ~waterLevel~0)} {3663#(= 1 ~waterLevel~0)} #534#return; {3683#(= 1 |__utac_acc__Specification3_spec__1_#t~ret71|)} is VALID [2020-07-10 13:59:38,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 13:59:38,768 INFO L280 TraceCheckUtils]: 0: Hoare triple {3658#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {3658#true} is VALID [2020-07-10 13:59:38,769 INFO L280 TraceCheckUtils]: 1: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-10 13:59:38,769 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3658#true} {3659#false} #536#return; {3659#false} is VALID [2020-07-10 13:59:38,773 INFO L263 TraceCheckUtils]: 0: Hoare triple {3658#true} call ULTIMATE.init(); {3688#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-10 13:59:38,780 INFO L280 TraceCheckUtils]: 1: Hoare triple {3688#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,781 INFO L280 TraceCheckUtils]: 2: Hoare triple {3663#(= 1 ~waterLevel~0)} assume true; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,782 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3663#(= 1 ~waterLevel~0)} {3658#true} #540#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,782 INFO L263 TraceCheckUtils]: 4: Hoare triple {3663#(= 1 ~waterLevel~0)} call #t~ret75 := main(); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,783 INFO L280 TraceCheckUtils]: 5: Hoare triple {3663#(= 1 ~waterLevel~0)} havoc ~retValue_acc~11;havoc ~tmp~9; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,783 INFO L263 TraceCheckUtils]: 6: Hoare triple {3663#(= 1 ~waterLevel~0)} call select_helpers(); {3658#true} is VALID [2020-07-10 13:59:38,783 INFO L280 TraceCheckUtils]: 7: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-10 13:59:38,784 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #438#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,784 INFO L263 TraceCheckUtils]: 9: Hoare triple {3663#(= 1 ~waterLevel~0)} call select_features(); {3658#true} is VALID [2020-07-10 13:59:38,785 INFO L280 TraceCheckUtils]: 10: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-10 13:59:38,785 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #440#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,786 INFO L263 TraceCheckUtils]: 12: Hoare triple {3663#(= 1 ~waterLevel~0)} call #t~ret74 := valid_product(); {3658#true} is VALID [2020-07-10 13:59:38,786 INFO L280 TraceCheckUtils]: 13: Hoare triple {3658#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {3658#true} is VALID [2020-07-10 13:59:38,786 INFO L280 TraceCheckUtils]: 14: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-10 13:59:38,787 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #442#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,787 INFO L280 TraceCheckUtils]: 16: Hoare triple {3663#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret74 && #t~ret74 <= 2147483647;~tmp~9 := #t~ret74;havoc #t~ret74; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,788 INFO L280 TraceCheckUtils]: 17: Hoare triple {3663#(= 1 ~waterLevel~0)} assume 0 != ~tmp~9; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,788 INFO L263 TraceCheckUtils]: 18: Hoare triple {3663#(= 1 ~waterLevel~0)} call setup(); {3658#true} is VALID [2020-07-10 13:59:38,788 INFO L280 TraceCheckUtils]: 19: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-10 13:59:38,789 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #444#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,790 INFO L263 TraceCheckUtils]: 21: Hoare triple {3663#(= 1 ~waterLevel~0)} call runTest(); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,791 INFO L263 TraceCheckUtils]: 22: Hoare triple {3663#(= 1 ~waterLevel~0)} call test(); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,792 INFO L280 TraceCheckUtils]: 23: Hoare triple {3663#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,792 INFO L280 TraceCheckUtils]: 24: Hoare triple {3663#(= 1 ~waterLevel~0)} assume !false; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,793 INFO L280 TraceCheckUtils]: 25: Hoare triple {3663#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,793 INFO L280 TraceCheckUtils]: 26: Hoare triple {3663#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet45 && #t~nondet45 <= 2147483647;~tmp~3 := #t~nondet45;havoc #t~nondet45; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,794 INFO L280 TraceCheckUtils]: 27: Hoare triple {3663#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~3); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,795 INFO L280 TraceCheckUtils]: 28: Hoare triple {3663#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp___0~0 := #t~nondet46;havoc #t~nondet46; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,795 INFO L280 TraceCheckUtils]: 29: Hoare triple {3663#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~0); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,796 INFO L280 TraceCheckUtils]: 30: Hoare triple {3663#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___2~0 := #t~nondet47;havoc #t~nondet47; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,796 INFO L280 TraceCheckUtils]: 31: Hoare triple {3663#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___1~0 := #t~nondet48;havoc #t~nondet48; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,797 INFO L280 TraceCheckUtils]: 32: Hoare triple {3663#(= 1 ~waterLevel~0)} assume 0 != ~tmp___1~0; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,798 INFO L263 TraceCheckUtils]: 33: Hoare triple {3663#(= 1 ~waterLevel~0)} call stopSystem(); {3689#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-10 13:59:38,798 INFO L280 TraceCheckUtils]: 34: Hoare triple {3689#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3658#true} is VALID [2020-07-10 13:59:38,799 INFO L280 TraceCheckUtils]: 35: Hoare triple {3658#true} ~systemActive~0 := 0; {3658#true} is VALID [2020-07-10 13:59:38,799 INFO L280 TraceCheckUtils]: 36: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-10 13:59:38,800 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #494#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,801 INFO L263 TraceCheckUtils]: 38: Hoare triple {3663#(= 1 ~waterLevel~0)} call timeShift(); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,801 INFO L280 TraceCheckUtils]: 39: Hoare triple {3663#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,802 INFO L280 TraceCheckUtils]: 40: Hoare triple {3663#(= 1 ~waterLevel~0)} assume !(0 != ~systemActive~0); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,803 INFO L263 TraceCheckUtils]: 41: Hoare triple {3663#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,803 INFO L280 TraceCheckUtils]: 42: Hoare triple {3663#(= 1 ~waterLevel~0)} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,803 INFO L263 TraceCheckUtils]: 43: Hoare triple {3663#(= 1 ~waterLevel~0)} call #t~ret70 := isMethaneLevelCritical(); {3658#true} is VALID [2020-07-10 13:59:38,804 INFO L280 TraceCheckUtils]: 44: Hoare triple {3658#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {3658#true} is VALID [2020-07-10 13:59:38,804 INFO L280 TraceCheckUtils]: 45: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-10 13:59:38,805 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3658#true} {3663#(= 1 ~waterLevel~0)} #532#return; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,805 INFO L280 TraceCheckUtils]: 47: Hoare triple {3663#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~8 := #t~ret70;havoc #t~ret70; {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,806 INFO L280 TraceCheckUtils]: 48: Hoare triple {3663#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~8); {3663#(= 1 ~waterLevel~0)} is VALID [2020-07-10 13:59:38,806 INFO L263 TraceCheckUtils]: 49: Hoare triple {3663#(= 1 ~waterLevel~0)} call #t~ret71 := getWaterLevel(); {3658#true} is VALID [2020-07-10 13:59:38,807 INFO L280 TraceCheckUtils]: 50: Hoare triple {3658#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {3690#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 13:59:38,807 INFO L280 TraceCheckUtils]: 51: Hoare triple {3690#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3690#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 13:59:38,808 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3690#(= |getWaterLevel_#res| ~waterLevel~0)} {3663#(= 1 ~waterLevel~0)} #534#return; {3683#(= 1 |__utac_acc__Specification3_spec__1_#t~ret71|)} is VALID [2020-07-10 13:59:38,809 INFO L280 TraceCheckUtils]: 53: Hoare triple {3683#(= 1 |__utac_acc__Specification3_spec__1_#t~ret71|)} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {3684#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~2)} is VALID [2020-07-10 13:59:38,810 INFO L280 TraceCheckUtils]: 54: Hoare triple {3684#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~2)} assume 2 == ~tmp___0~2; {3659#false} is VALID [2020-07-10 13:59:38,810 INFO L263 TraceCheckUtils]: 55: Hoare triple {3659#false} call #t~ret72 := isPumpRunning(); {3658#true} is VALID [2020-07-10 13:59:38,811 INFO L280 TraceCheckUtils]: 56: Hoare triple {3658#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {3658#true} is VALID [2020-07-10 13:59:38,811 INFO L280 TraceCheckUtils]: 57: Hoare triple {3658#true} assume true; {3658#true} is VALID [2020-07-10 13:59:38,811 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {3658#true} {3659#false} #536#return; {3659#false} is VALID [2020-07-10 13:59:38,811 INFO L280 TraceCheckUtils]: 59: Hoare triple {3659#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {3659#false} is VALID [2020-07-10 13:59:38,812 INFO L280 TraceCheckUtils]: 60: Hoare triple {3659#false} assume !(0 != ~tmp___1~1); {3659#false} is VALID [2020-07-10 13:59:38,812 INFO L263 TraceCheckUtils]: 61: Hoare triple {3659#false} call __automaton_fail(); {3659#false} is VALID [2020-07-10 13:59:38,812 INFO L280 TraceCheckUtils]: 62: Hoare triple {3659#false} assume !false; {3659#false} is VALID [2020-07-10 13:59:38,823 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 13:59:38,823 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1572344561] [2020-07-10 13:59:38,823 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 13:59:38,824 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-10 13:59:38,824 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1168940426] [2020-07-10 13:59:38,824 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-10 13:59:38,825 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 13:59:38,825 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-10 13:59:38,902 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:59:38,902 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-10 13:59:38,902 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 13:59:38,902 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-10 13:59:38,903 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-10 13:59:38,903 INFO L87 Difference]: Start difference. First operand 268 states and 327 transitions. Second operand 8 states. [2020-07-10 13:59:39,794 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 13:59:48,213 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:59:49,456 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:59:50,002 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 13:59:50,764 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 13:59:56,158 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 13:59:56,158 INFO L93 Difference]: Finished difference Result 824 states and 1085 transitions. [2020-07-10 13:59:56,158 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-10 13:59:56,159 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-10 13:59:56,159 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 13:59:56,159 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 13:59:56,169 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 492 transitions. [2020-07-10 13:59:56,169 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 13:59:56,177 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 492 transitions. [2020-07-10 13:59:56,177 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 492 transitions. [2020-07-10 13:59:57,859 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 492 edges. 492 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 13:59:57,896 INFO L225 Difference]: With dead ends: 824 [2020-07-10 13:59:57,896 INFO L226 Difference]: Without dead ends: 580 [2020-07-10 13:59:57,901 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-07-10 13:59:57,903 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 580 states. [2020-07-10 14:00:03,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 580 to 513. [2020-07-10 14:00:03,241 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:00:03,241 INFO L82 GeneralOperation]: Start isEquivalent. First operand 580 states. Second operand 513 states. [2020-07-10 14:00:03,241 INFO L74 IsIncluded]: Start isIncluded. First operand 580 states. Second operand 513 states. [2020-07-10 14:00:03,241 INFO L87 Difference]: Start difference. First operand 580 states. Second operand 513 states. [2020-07-10 14:00:03,270 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:00:03,271 INFO L93 Difference]: Finished difference Result 580 states and 754 transitions. [2020-07-10 14:00:03,271 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 754 transitions. [2020-07-10 14:00:03,273 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:00:03,274 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:00:03,274 INFO L74 IsIncluded]: Start isIncluded. First operand 513 states. Second operand 580 states. [2020-07-10 14:00:03,274 INFO L87 Difference]: Start difference. First operand 513 states. Second operand 580 states. [2020-07-10 14:00:03,303 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:00:03,303 INFO L93 Difference]: Finished difference Result 580 states and 754 transitions. [2020-07-10 14:00:03,303 INFO L276 IsEmpty]: Start isEmpty. Operand 580 states and 754 transitions. [2020-07-10 14:00:03,306 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:00:03,306 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:00:03,306 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:00:03,306 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:00:03,306 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 513 states. [2020-07-10 14:00:03,329 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 513 states to 513 states and 641 transitions. [2020-07-10 14:00:03,330 INFO L78 Accepts]: Start accepts. Automaton has 513 states and 641 transitions. Word has length 63 [2020-07-10 14:00:03,330 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:00:03,330 INFO L479 AbstractCegarLoop]: Abstraction has 513 states and 641 transitions. [2020-07-10 14:00:03,331 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-10 14:00:03,331 INFO L276 IsEmpty]: Start isEmpty. Operand 513 states and 641 transitions. [2020-07-10 14:00:03,333 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-10 14:00:03,333 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:00:03,333 INFO L422 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] [2020-07-10 14:00:03,334 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-10 14:00:03,334 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:00:03,334 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:00:03,334 INFO L82 PathProgramCache]: Analyzing trace with hash -1905140809, now seen corresponding path program 1 times [2020-07-10 14:00:03,334 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:00:03,335 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419844219] [2020-07-10 14:00:03,335 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:00:03,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:03,650 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 14:00:03,691 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:03,739 INFO L280 TraceCheckUtils]: 0: Hoare triple {6772#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,740 INFO L280 TraceCheckUtils]: 1: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume true; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,741 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6746#(= 0 ~pumpRunning~0)} {6741#true} #540#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:03,745 INFO L280 TraceCheckUtils]: 0: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-10 14:00:03,746 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6741#true} {6746#(= 0 ~pumpRunning~0)} #438#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,746 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:03,749 INFO L280 TraceCheckUtils]: 0: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-10 14:00:03,749 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6741#true} {6746#(= 0 ~pumpRunning~0)} #440#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:03,753 INFO L280 TraceCheckUtils]: 0: Hoare triple {6741#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {6741#true} is VALID [2020-07-10 14:00:03,753 INFO L280 TraceCheckUtils]: 1: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-10 14:00:03,754 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6741#true} {6746#(= 0 ~pumpRunning~0)} #442#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:03,759 INFO L280 TraceCheckUtils]: 0: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-10 14:00:03,759 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6741#true} {6746#(= 0 ~pumpRunning~0)} #444#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:03,784 INFO L280 TraceCheckUtils]: 0: Hoare triple {6773#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,785 INFO L280 TraceCheckUtils]: 1: Hoare triple {6746#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,785 INFO L280 TraceCheckUtils]: 2: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume true; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,786 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6746#(= 0 ~pumpRunning~0)} {6746#(= 0 ~pumpRunning~0)} #494#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:03,798 INFO L280 TraceCheckUtils]: 0: Hoare triple {6774#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {6741#true} is VALID [2020-07-10 14:00:03,798 INFO L280 TraceCheckUtils]: 1: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-10 14:00:03,799 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6741#true} {6742#false} #504#return; {6742#false} is VALID [2020-07-10 14:00:03,799 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:03,803 INFO L280 TraceCheckUtils]: 0: Hoare triple {6741#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {6741#true} is VALID [2020-07-10 14:00:03,803 INFO L280 TraceCheckUtils]: 1: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-10 14:00:03,803 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6741#true} {6742#false} #532#return; {6742#false} is VALID [2020-07-10 14:00:03,804 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:03,806 INFO L280 TraceCheckUtils]: 0: Hoare triple {6741#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {6741#true} is VALID [2020-07-10 14:00:03,806 INFO L280 TraceCheckUtils]: 1: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-10 14:00:03,806 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6741#true} {6742#false} #534#return; {6742#false} is VALID [2020-07-10 14:00:03,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:00:03,811 INFO L280 TraceCheckUtils]: 0: Hoare triple {6741#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {6741#true} is VALID [2020-07-10 14:00:03,811 INFO L280 TraceCheckUtils]: 1: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-10 14:00:03,812 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6741#true} {6742#false} #536#return; {6742#false} is VALID [2020-07-10 14:00:03,815 INFO L263 TraceCheckUtils]: 0: Hoare triple {6741#true} call ULTIMATE.init(); {6772#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-10 14:00:03,819 INFO L280 TraceCheckUtils]: 1: Hoare triple {6772#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string3.offset| |old(#t~string3.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string1.offset| |old(#t~string1.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string3.base| |old(#t~string3.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string1.base| |old(#t~string1.base)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string1.base, #t~string1.offset := #Ultimate.allocOnStack(13);call #t~string3.base, #t~string3.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string3.base, #t~string3.offset, 1);call write~init~int(77, #t~string3.base, 1 + #t~string3.offset, 1);call write~init~int(101, #t~string3.base, 2 + #t~string3.offset, 1);call write~init~int(116, #t~string3.base, 3 + #t~string3.offset, 1);call write~init~int(104, #t~string3.base, 4 + #t~string3.offset, 1);call write~init~int(58, #t~string3.base, 5 + #t~string3.offset, 1);call write~init~int(0, #t~string3.base, 6 + #t~string3.offset, 1);call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string5.base, #t~string5.offset, 1);call write~init~int(82, #t~string5.base, 1 + #t~string5.offset, 1);call write~init~int(73, #t~string5.base, 2 + #t~string5.offset, 1);call write~init~int(84, #t~string5.base, 3 + #t~string5.offset, 1);call write~init~int(0, #t~string5.base, 4 + #t~string5.offset, 1);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string7.base, #t~string7.offset, 1);call write~init~int(75, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 2 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string9.base, #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 1 + #t~string9.offset, 1);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(30);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(9);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(21);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(30);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(9);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(21);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(30);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(9);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(25);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(30);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(9);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,820 INFO L280 TraceCheckUtils]: 2: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume true; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,820 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6746#(= 0 ~pumpRunning~0)} {6741#true} #540#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,821 INFO L263 TraceCheckUtils]: 4: Hoare triple {6746#(= 0 ~pumpRunning~0)} call #t~ret75 := main(); {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,822 INFO L280 TraceCheckUtils]: 5: Hoare triple {6746#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~11;havoc ~tmp~9; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,822 INFO L263 TraceCheckUtils]: 6: Hoare triple {6746#(= 0 ~pumpRunning~0)} call select_helpers(); {6741#true} is VALID [2020-07-10 14:00:03,822 INFO L280 TraceCheckUtils]: 7: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-10 14:00:03,822 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6741#true} {6746#(= 0 ~pumpRunning~0)} #438#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,823 INFO L263 TraceCheckUtils]: 9: Hoare triple {6746#(= 0 ~pumpRunning~0)} call select_features(); {6741#true} is VALID [2020-07-10 14:00:03,823 INFO L280 TraceCheckUtils]: 10: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-10 14:00:03,823 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {6741#true} {6746#(= 0 ~pumpRunning~0)} #440#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,823 INFO L263 TraceCheckUtils]: 12: Hoare triple {6746#(= 0 ~pumpRunning~0)} call #t~ret74 := valid_product(); {6741#true} is VALID [2020-07-10 14:00:03,823 INFO L280 TraceCheckUtils]: 13: Hoare triple {6741#true} havoc ~retValue_acc~10;~retValue_acc~10 := 1;#res := ~retValue_acc~10; {6741#true} is VALID [2020-07-10 14:00:03,824 INFO L280 TraceCheckUtils]: 14: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-10 14:00:03,825 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {6741#true} {6746#(= 0 ~pumpRunning~0)} #442#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,826 INFO L280 TraceCheckUtils]: 16: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret74 && #t~ret74 <= 2147483647;~tmp~9 := #t~ret74;havoc #t~ret74; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,826 INFO L280 TraceCheckUtils]: 17: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~9; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,826 INFO L263 TraceCheckUtils]: 18: Hoare triple {6746#(= 0 ~pumpRunning~0)} call setup(); {6741#true} is VALID [2020-07-10 14:00:03,826 INFO L280 TraceCheckUtils]: 19: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-10 14:00:03,827 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {6741#true} {6746#(= 0 ~pumpRunning~0)} #444#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,827 INFO L263 TraceCheckUtils]: 21: Hoare triple {6746#(= 0 ~pumpRunning~0)} call runTest(); {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,828 INFO L263 TraceCheckUtils]: 22: Hoare triple {6746#(= 0 ~pumpRunning~0)} call test(); {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,828 INFO L280 TraceCheckUtils]: 23: Hoare triple {6746#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,828 INFO L280 TraceCheckUtils]: 24: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume !false; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,829 INFO L280 TraceCheckUtils]: 25: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,829 INFO L280 TraceCheckUtils]: 26: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet45 && #t~nondet45 <= 2147483647;~tmp~3 := #t~nondet45;havoc #t~nondet45; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,830 INFO L280 TraceCheckUtils]: 27: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~3); {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,830 INFO L280 TraceCheckUtils]: 28: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp___0~0 := #t~nondet46;havoc #t~nondet46; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,830 INFO L280 TraceCheckUtils]: 29: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___0~0); {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,831 INFO L280 TraceCheckUtils]: 30: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___2~0 := #t~nondet47;havoc #t~nondet47; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,832 INFO L280 TraceCheckUtils]: 31: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___1~0 := #t~nondet48;havoc #t~nondet48; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,837 INFO L280 TraceCheckUtils]: 32: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___1~0; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,838 INFO L263 TraceCheckUtils]: 33: Hoare triple {6746#(= 0 ~pumpRunning~0)} call stopSystem(); {6773#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-10 14:00:03,839 INFO L280 TraceCheckUtils]: 34: Hoare triple {6773#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,839 INFO L280 TraceCheckUtils]: 35: Hoare triple {6746#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,839 INFO L280 TraceCheckUtils]: 36: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume true; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,840 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {6746#(= 0 ~pumpRunning~0)} {6746#(= 0 ~pumpRunning~0)} #494#return; {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,840 INFO L263 TraceCheckUtils]: 38: Hoare triple {6746#(= 0 ~pumpRunning~0)} call timeShift(); {6746#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:00:03,841 INFO L280 TraceCheckUtils]: 39: Hoare triple {6746#(= 0 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {6742#false} is VALID [2020-07-10 14:00:03,841 INFO L263 TraceCheckUtils]: 40: Hoare triple {6742#false} call lowerWaterLevel(); {6774#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-10 14:00:03,841 INFO L280 TraceCheckUtils]: 41: Hoare triple {6774#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {6741#true} is VALID [2020-07-10 14:00:03,841 INFO L280 TraceCheckUtils]: 42: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-10 14:00:03,842 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {6741#true} {6742#false} #504#return; {6742#false} is VALID [2020-07-10 14:00:03,842 INFO L280 TraceCheckUtils]: 44: Hoare triple {6742#false} assume !(0 != ~systemActive~0); {6742#false} is VALID [2020-07-10 14:00:03,842 INFO L263 TraceCheckUtils]: 45: Hoare triple {6742#false} call __utac_acc__Specification3_spec__1(); {6742#false} is VALID [2020-07-10 14:00:03,842 INFO L280 TraceCheckUtils]: 46: Hoare triple {6742#false} havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1; {6742#false} is VALID [2020-07-10 14:00:03,842 INFO L263 TraceCheckUtils]: 47: Hoare triple {6742#false} call #t~ret70 := isMethaneLevelCritical(); {6741#true} is VALID [2020-07-10 14:00:03,843 INFO L280 TraceCheckUtils]: 48: Hoare triple {6741#true} havoc ~retValue_acc~0;~retValue_acc~0 := ~methaneLevelCritical~0;#res := ~retValue_acc~0; {6741#true} is VALID [2020-07-10 14:00:03,843 INFO L280 TraceCheckUtils]: 49: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-10 14:00:03,843 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {6741#true} {6742#false} #532#return; {6742#false} is VALID [2020-07-10 14:00:03,843 INFO L280 TraceCheckUtils]: 51: Hoare triple {6742#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~8 := #t~ret70;havoc #t~ret70; {6742#false} is VALID [2020-07-10 14:00:03,843 INFO L280 TraceCheckUtils]: 52: Hoare triple {6742#false} assume !(0 != ~tmp~8); {6742#false} is VALID [2020-07-10 14:00:03,844 INFO L263 TraceCheckUtils]: 53: Hoare triple {6742#false} call #t~ret71 := getWaterLevel(); {6741#true} is VALID [2020-07-10 14:00:03,844 INFO L280 TraceCheckUtils]: 54: Hoare triple {6741#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~waterLevel~0;#res := ~retValue_acc~1; {6741#true} is VALID [2020-07-10 14:00:03,844 INFO L280 TraceCheckUtils]: 55: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-10 14:00:03,844 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {6741#true} {6742#false} #534#return; {6742#false} is VALID [2020-07-10 14:00:03,844 INFO L280 TraceCheckUtils]: 57: Hoare triple {6742#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {6742#false} is VALID [2020-07-10 14:00:03,845 INFO L280 TraceCheckUtils]: 58: Hoare triple {6742#false} assume 2 == ~tmp___0~2; {6742#false} is VALID [2020-07-10 14:00:03,845 INFO L263 TraceCheckUtils]: 59: Hoare triple {6742#false} call #t~ret72 := isPumpRunning(); {6741#true} is VALID [2020-07-10 14:00:03,845 INFO L280 TraceCheckUtils]: 60: Hoare triple {6741#true} havoc ~retValue_acc~7;~retValue_acc~7 := ~pumpRunning~0;#res := ~retValue_acc~7; {6741#true} is VALID [2020-07-10 14:00:03,845 INFO L280 TraceCheckUtils]: 61: Hoare triple {6741#true} assume true; {6741#true} is VALID [2020-07-10 14:00:03,846 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {6741#true} {6742#false} #536#return; {6742#false} is VALID [2020-07-10 14:00:03,846 INFO L280 TraceCheckUtils]: 63: Hoare triple {6742#false} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp___1~1 := #t~ret72;havoc #t~ret72; {6742#false} is VALID [2020-07-10 14:00:03,846 INFO L280 TraceCheckUtils]: 64: Hoare triple {6742#false} assume !(0 != ~tmp___1~1); {6742#false} is VALID [2020-07-10 14:00:03,846 INFO L263 TraceCheckUtils]: 65: Hoare triple {6742#false} call __automaton_fail(); {6742#false} is VALID [2020-07-10 14:00:03,846 INFO L280 TraceCheckUtils]: 66: Hoare triple {6742#false} assume !false; {6742#false} is VALID [2020-07-10 14:00:03,854 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 14:00:03,854 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419844219] [2020-07-10 14:00:03,854 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:00:03,854 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-10 14:00:03,855 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1302451869] [2020-07-10 14:00:03,855 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-10 14:00:03,855 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:00:03,856 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-10 14:00:03,932 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 67 edges. 67 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:00:03,933 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-10 14:00:03,933 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:00:03,933 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-10 14:00:03,933 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-10 14:00:03,934 INFO L87 Difference]: Start difference. First operand 513 states and 641 transitions. Second operand 6 states. [2020-07-10 14:00:04,633 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 14:00:10,718 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:00:10,718 INFO L93 Difference]: Finished difference Result 845 states and 1092 transitions. [2020-07-10 14:00:10,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-10 14:00:10,719 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-10 14:00:10,719 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:00:10,719 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-10 14:00:10,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 321 transitions. [2020-07-10 14:00:10,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-10 14:00:10,733 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 321 transitions. [2020-07-10 14:00:10,734 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 321 transitions. [2020-07-10 14:00:11,577 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 321 edges. 321 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:00:11,590 INFO L225 Difference]: With dead ends: 845 [2020-07-10 14:00:11,590 INFO L226 Difference]: Without dead ends: 356 [2020-07-10 14:00:11,593 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2020-07-10 14:00:11,593 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 356 states. [2020-07-10 14:00:14,772 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 356 to 335. [2020-07-10 14:00:14,772 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:00:14,772 INFO L82 GeneralOperation]: Start isEquivalent. First operand 356 states. Second operand 335 states. [2020-07-10 14:00:14,772 INFO L74 IsIncluded]: Start isIncluded. First operand 356 states. Second operand 335 states. [2020-07-10 14:00:14,772 INFO L87 Difference]: Start difference. First operand 356 states. Second operand 335 states. [2020-07-10 14:00:14,784 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:00:14,784 INFO L93 Difference]: Finished difference Result 356 states and 419 transitions. [2020-07-10 14:00:14,784 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 419 transitions. [2020-07-10 14:00:14,786 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:00:14,786 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:00:14,786 INFO L74 IsIncluded]: Start isIncluded. First operand 335 states. Second operand 356 states. [2020-07-10 14:00:14,786 INFO L87 Difference]: Start difference. First operand 335 states. Second operand 356 states. [2020-07-10 14:00:14,798 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:00:14,798 INFO L93 Difference]: Finished difference Result 356 states and 419 transitions. [2020-07-10 14:00:14,798 INFO L276 IsEmpty]: Start isEmpty. Operand 356 states and 419 transitions. [2020-07-10 14:00:14,799 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:00:14,799 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:00:14,800 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:00:14,800 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:00:14,800 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 335 states. [2020-07-10 14:00:14,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 335 states to 335 states and 386 transitions. [2020-07-10 14:00:14,812 INFO L78 Accepts]: Start accepts. Automaton has 335 states and 386 transitions. Word has length 67 [2020-07-10 14:00:14,812 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:00:14,812 INFO L479 AbstractCegarLoop]: Abstraction has 335 states and 386 transitions. [2020-07-10 14:00:14,812 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-10 14:00:14,813 INFO L276 IsEmpty]: Start isEmpty. Operand 335 states and 386 transitions. [2020-07-10 14:00:14,814 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-10 14:00:14,814 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:00:14,814 INFO L422 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] [2020-07-10 14:00:14,815 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-10 14:00:14,815 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:00:14,815 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:00:14,815 INFO L82 PathProgramCache]: Analyzing trace with hash -1719041065, now seen corresponding path program 1 times [2020-07-10 14:00:14,815 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:00:14,816 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1781117402] [2020-07-10 14:00:14,816 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:00:14,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 14:00:14,926 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-10 14:00:15,013 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-10 14:00:15,013 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-10 14:00:15,014 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-10 14:00:15,183 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-10 14:00:15,183 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-10 14:00:15,183 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-10 14:00:15,183 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-10 14:00:15,184 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-10 14:00:15,184 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryENTRY has no Hoare annotation [2020-07-10 14:00:15,184 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-10 14:00:15,184 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-10 14:00:15,184 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-10 14:00:15,184 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-10 14:00:15,184 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-10 14:00:15,184 WARN L170 areAnnotationChecker]: isLowWaterLevelENTRY has no Hoare annotation [2020-07-10 14:00:15,185 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-10 14:00:15,185 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-10 14:00:15,185 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-10 14:00:15,185 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-10 14:00:15,185 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-10 14:00:15,185 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-10 14:00:15,185 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-10 14:00:15,185 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-10 14:00:15,185 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-10 14:00:15,186 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-10 14:00:15,186 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-10 14:00:15,186 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-10 14:00:15,186 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorENTRY has no Hoare annotation [2020-07-10 14:00:15,186 WARN L170 areAnnotationChecker]: isLowWaterSensorDryENTRY has no Hoare annotation [2020-07-10 14:00:15,186 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-10 14:00:15,186 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-10 14:00:15,186 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-10 14:00:15,186 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-10 14:00:15,187 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-10 14:00:15,187 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-10 14:00:15,187 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-10 14:00:15,187 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-10 14:00:15,187 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-10 14:00:15,187 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-10 14:00:15,187 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-10 14:00:15,187 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-10 14:00:15,187 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-10 14:00:15,188 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-10 14:00:15,188 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-10 14:00:15,188 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-10 14:00:15,188 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 14:00:15,188 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-10 14:00:15,188 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-10 14:00:15,188 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-10 14:00:15,188 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-10 14:00:15,189 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-10 14:00:15,189 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-10 14:00:15,189 WARN L170 areAnnotationChecker]: L222-2 has no Hoare annotation [2020-07-10 14:00:15,189 WARN L170 areAnnotationChecker]: L222-2 has no Hoare annotation [2020-07-10 14:00:15,189 WARN L170 areAnnotationChecker]: L222-2 has no Hoare annotation [2020-07-10 14:00:15,189 WARN L170 areAnnotationChecker]: L279-2 has no Hoare annotation [2020-07-10 14:00:15,189 WARN L170 areAnnotationChecker]: L279-2 has no Hoare annotation [2020-07-10 14:00:15,189 WARN L170 areAnnotationChecker]: L279-2 has no Hoare annotation [2020-07-10 14:00:15,190 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-10 14:00:15,190 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-10 14:00:15,190 WARN L170 areAnnotationChecker]: L946 has no Hoare annotation [2020-07-10 14:00:15,190 WARN L170 areAnnotationChecker]: L946 has no Hoare annotation [2020-07-10 14:00:15,190 WARN L170 areAnnotationChecker]: L625 has no Hoare annotation [2020-07-10 14:00:15,190 WARN L170 areAnnotationChecker]: L625 has no Hoare annotation [2020-07-10 14:00:15,190 WARN L170 areAnnotationChecker]: L904 has no Hoare annotation [2020-07-10 14:00:15,190 WARN L170 areAnnotationChecker]: L904 has no Hoare annotation [2020-07-10 14:00:15,190 WARN L170 areAnnotationChecker]: L786 has no Hoare annotation [2020-07-10 14:00:15,191 WARN L170 areAnnotationChecker]: L786 has no Hoare annotation [2020-07-10 14:00:15,191 WARN L170 areAnnotationChecker]: L784 has no Hoare annotation [2020-07-10 14:00:15,191 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-10 14:00:15,191 WARN L170 areAnnotationChecker]: L768 has no Hoare annotation [2020-07-10 14:00:15,191 WARN L170 areAnnotationChecker]: L768 has no Hoare annotation [2020-07-10 14:00:15,191 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-10 14:00:15,191 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-10 14:00:15,191 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-10 14:00:15,191 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-10 14:00:15,192 WARN L170 areAnnotationChecker]: L478 has no Hoare annotation [2020-07-10 14:00:15,192 WARN L170 areAnnotationChecker]: L478 has no Hoare annotation [2020-07-10 14:00:15,192 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-10 14:00:15,192 WARN L170 areAnnotationChecker]: L710 has no Hoare annotation [2020-07-10 14:00:15,192 WARN L170 areAnnotationChecker]: L710 has no Hoare annotation [2020-07-10 14:00:15,192 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-10 14:00:15,192 WARN L170 areAnnotationChecker]: L651 has no Hoare annotation [2020-07-10 14:00:15,192 WARN L170 areAnnotationChecker]: L651 has no Hoare annotation [2020-07-10 14:00:15,192 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-10 14:00:15,192 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-10 14:00:15,193 WARN L170 areAnnotationChecker]: L569 has no Hoare annotation [2020-07-10 14:00:15,193 WARN L170 areAnnotationChecker]: L569 has no Hoare annotation [2020-07-10 14:00:15,193 WARN L170 areAnnotationChecker]: L569 has no Hoare annotation [2020-07-10 14:00:15,193 WARN L170 areAnnotationChecker]: L432 has no Hoare annotation [2020-07-10 14:00:15,193 WARN L170 areAnnotationChecker]: L432 has no Hoare annotation [2020-07-10 14:00:15,193 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorFINAL has no Hoare annotation [2020-07-10 14:00:15,193 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-10 14:00:15,193 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-10 14:00:15,193 WARN L170 areAnnotationChecker]: L102 has no Hoare annotation [2020-07-10 14:00:15,193 WARN L170 areAnnotationChecker]: L102 has no Hoare annotation [2020-07-10 14:00:15,194 WARN L170 areAnnotationChecker]: L339 has no Hoare annotation [2020-07-10 14:00:15,194 WARN L170 areAnnotationChecker]: L339 has no Hoare annotation [2020-07-10 14:00:15,194 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-10 14:00:15,194 WARN L170 areAnnotationChecker]: L685 has no Hoare annotation [2020-07-10 14:00:15,194 WARN L170 areAnnotationChecker]: L685 has no Hoare annotation [2020-07-10 14:00:15,194 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-10 14:00:15,194 WARN L170 areAnnotationChecker]: L77-1 has no Hoare annotation [2020-07-10 14:00:15,194 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-10 14:00:15,194 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-10 14:00:15,195 WARN L170 areAnnotationChecker]: L595 has no Hoare annotation [2020-07-10 14:00:15,195 WARN L170 areAnnotationChecker]: L595 has no Hoare annotation [2020-07-10 14:00:15,195 WARN L170 areAnnotationChecker]: L593 has no Hoare annotation [2020-07-10 14:00:15,195 WARN L170 areAnnotationChecker]: L593 has no Hoare annotation [2020-07-10 14:00:15,195 WARN L170 areAnnotationChecker]: L803 has no Hoare annotation [2020-07-10 14:00:15,195 WARN L170 areAnnotationChecker]: L803 has no Hoare annotation [2020-07-10 14:00:15,195 WARN L170 areAnnotationChecker]: L875 has no Hoare annotation [2020-07-10 14:00:15,195 WARN L170 areAnnotationChecker]: L875 has no Hoare annotation [2020-07-10 14:00:15,195 WARN L170 areAnnotationChecker]: L53-1 has no Hoare annotation [2020-07-10 14:00:15,196 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 14:00:15,196 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-10 14:00:15,196 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-10 14:00:15,196 WARN L170 areAnnotationChecker]: L65-1 has no Hoare annotation [2020-07-10 14:00:15,196 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-10 14:00:15,196 WARN L170 areAnnotationChecker]: L244 has no Hoare annotation [2020-07-10 14:00:15,196 WARN L170 areAnnotationChecker]: L223 has no Hoare annotation [2020-07-10 14:00:15,196 WARN L170 areAnnotationChecker]: L305 has no Hoare annotation [2020-07-10 14:00:15,196 WARN L170 areAnnotationChecker]: L305 has no Hoare annotation [2020-07-10 14:00:15,197 WARN L170 areAnnotationChecker]: L280 has no Hoare annotation [2020-07-10 14:00:15,197 WARN L170 areAnnotationChecker]: L946-1 has no Hoare annotation [2020-07-10 14:00:15,197 WARN L170 areAnnotationChecker]: L946-1 has no Hoare annotation [2020-07-10 14:00:15,197 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-10 14:00:15,197 WARN L170 areAnnotationChecker]: L627 has no Hoare annotation [2020-07-10 14:00:15,197 WARN L170 areAnnotationChecker]: L627 has no Hoare annotation [2020-07-10 14:00:15,197 WARN L170 areAnnotationChecker]: L640 has no Hoare annotation [2020-07-10 14:00:15,197 WARN L170 areAnnotationChecker]: L640 has no Hoare annotation [2020-07-10 14:00:15,197 WARN L170 areAnnotationChecker]: L905 has no Hoare annotation [2020-07-10 14:00:15,197 WARN L170 areAnnotationChecker]: L905 has no Hoare annotation [2020-07-10 14:00:15,198 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-10 14:00:15,198 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-10 14:00:15,198 WARN L170 areAnnotationChecker]: L768-1 has no Hoare annotation [2020-07-10 14:00:15,198 WARN L170 areAnnotationChecker]: L732-2 has no Hoare annotation [2020-07-10 14:00:15,198 WARN L170 areAnnotationChecker]: L947 has no Hoare annotation [2020-07-10 14:00:15,198 WARN L170 areAnnotationChecker]: L947 has no Hoare annotation [2020-07-10 14:00:15,198 WARN L170 areAnnotationChecker]: L484 has no Hoare annotation [2020-07-10 14:00:15,198 WARN L170 areAnnotationChecker]: L484 has no Hoare annotation [2020-07-10 14:00:15,198 WARN L170 areAnnotationChecker]: L478-1 has no Hoare annotation [2020-07-10 14:00:15,198 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-10 14:00:15,199 WARN L170 areAnnotationChecker]: L710-1 has no Hoare annotation [2020-07-10 14:00:15,199 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-10 14:00:15,199 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-10 14:00:15,199 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-10 14:00:15,199 WARN L170 areAnnotationChecker]: L653 has no Hoare annotation [2020-07-10 14:00:15,199 WARN L170 areAnnotationChecker]: L653 has no Hoare annotation [2020-07-10 14:00:15,199 WARN L170 areAnnotationChecker]: L666 has no Hoare annotation [2020-07-10 14:00:15,199 WARN L170 areAnnotationChecker]: L666 has no Hoare annotation [2020-07-10 14:00:15,199 WARN L170 areAnnotationChecker]: L640-1 has no Hoare annotation [2020-07-10 14:00:15,199 WARN L170 areAnnotationChecker]: L572 has no Hoare annotation [2020-07-10 14:00:15,200 WARN L170 areAnnotationChecker]: L572 has no Hoare annotation [2020-07-10 14:00:15,200 WARN L170 areAnnotationChecker]: L525 has no Hoare annotation [2020-07-10 14:00:15,200 WARN L170 areAnnotationChecker]: L525 has no Hoare annotation [2020-07-10 14:00:15,200 WARN L170 areAnnotationChecker]: L438 has no Hoare annotation [2020-07-10 14:00:15,200 WARN L170 areAnnotationChecker]: L438 has no Hoare annotation [2020-07-10 14:00:15,200 WARN L170 areAnnotationChecker]: L432-1 has no Hoare annotation [2020-07-10 14:00:15,200 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorEXIT has no Hoare annotation [2020-07-10 14:00:15,200 WARN L170 areAnnotationChecker]: isLowWaterSensorDryEXIT has no Hoare annotation [2020-07-10 14:00:15,200 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-10 14:00:15,200 WARN L170 areAnnotationChecker]: L102-2 has no Hoare annotation [2020-07-10 14:00:15,201 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-10 14:00:15,201 WARN L170 areAnnotationChecker]: L344 has no Hoare annotation [2020-07-10 14:00:15,201 WARN L170 areAnnotationChecker]: L344 has no Hoare annotation [2020-07-10 14:00:15,201 WARN L170 areAnnotationChecker]: L685-1 has no Hoare annotation [2020-07-10 14:00:15,201 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-10 14:00:15,201 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-10 14:00:15,201 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-10 14:00:15,201 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-10 14:00:15,201 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-10 14:00:15,202 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-10 14:00:15,202 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-10 14:00:15,202 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-10 14:00:15,202 WARN L170 areAnnotationChecker]: L600 has no Hoare annotation [2020-07-10 14:00:15,202 WARN L170 areAnnotationChecker]: L600 has no Hoare annotation [2020-07-10 14:00:15,202 WARN L170 areAnnotationChecker]: L803-1 has no Hoare annotation [2020-07-10 14:00:15,202 WARN L170 areAnnotationChecker]: L875-1 has no Hoare annotation [2020-07-10 14:00:15,202 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-10 14:00:15,202 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-10 14:00:15,202 WARN L170 areAnnotationChecker]: L952-1 has no Hoare annotation [2020-07-10 14:00:15,203 WARN L170 areAnnotationChecker]: L952-1 has no Hoare annotation [2020-07-10 14:00:15,203 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-10 14:00:15,203 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-10 14:00:15,203 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-10 14:00:15,203 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-10 14:00:15,203 WARN L170 areAnnotationChecker]: L228 has no Hoare annotation [2020-07-10 14:00:15,203 WARN L170 areAnnotationChecker]: L228 has no Hoare annotation [2020-07-10 14:00:15,203 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-10 14:00:15,203 WARN L170 areAnnotationChecker]: L285 has no Hoare annotation [2020-07-10 14:00:15,204 WARN L170 areAnnotationChecker]: L285 has no Hoare annotation [2020-07-10 14:00:15,204 WARN L170 areAnnotationChecker]: L948 has no Hoare annotation [2020-07-10 14:00:15,204 WARN L170 areAnnotationChecker]: L627-1 has no Hoare annotation [2020-07-10 14:00:15,204 WARN L170 areAnnotationChecker]: L906 has no Hoare annotation [2020-07-10 14:00:15,204 WARN L170 areAnnotationChecker]: L906 has no Hoare annotation [2020-07-10 14:00:15,204 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-10 14:00:15,204 WARN L170 areAnnotationChecker]: L813-1 has no Hoare annotation [2020-07-10 14:00:15,204 WARN L170 areAnnotationChecker]: L770 has no Hoare annotation [2020-07-10 14:00:15,205 WARN L170 areAnnotationChecker]: L770 has no Hoare annotation [2020-07-10 14:00:15,205 WARN L170 areAnnotationChecker]: L744 has no Hoare annotation [2020-07-10 14:00:15,205 WARN L170 areAnnotationChecker]: L744 has no Hoare annotation [2020-07-10 14:00:15,205 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-10 14:00:15,205 WARN L170 areAnnotationChecker]: L950-1 has no Hoare annotation [2020-07-10 14:00:15,205 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-10 14:00:15,205 WARN L170 areAnnotationChecker]: L666-1 has no Hoare annotation [2020-07-10 14:00:15,205 WARN L170 areAnnotationChecker]: L653-1 has no Hoare annotation [2020-07-10 14:00:15,206 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryEXIT has no Hoare annotation [2020-07-10 14:00:15,206 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__methaneQueryEXIT has no Hoare annotation [2020-07-10 14:00:15,206 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-10 14:00:15,206 WARN L170 areAnnotationChecker]: L526 has no Hoare annotation [2020-07-10 14:00:15,206 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-10 14:00:15,206 WARN L170 areAnnotationChecker]: L691-1 has no Hoare annotation [2020-07-10 14:00:15,206 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-10 14:00:15,206 WARN L170 areAnnotationChecker]: L361 has no Hoare annotation [2020-07-10 14:00:15,207 WARN L170 areAnnotationChecker]: L361 has no Hoare annotation [2020-07-10 14:00:15,207 WARN L170 areAnnotationChecker]: L687 has no Hoare annotation [2020-07-10 14:00:15,207 WARN L170 areAnnotationChecker]: L687 has no Hoare annotation [2020-07-10 14:00:15,207 WARN L170 areAnnotationChecker]: L298-1 has no Hoare annotation [2020-07-10 14:00:15,207 WARN L170 areAnnotationChecker]: L914 has no Hoare annotation [2020-07-10 14:00:15,207 WARN L170 areAnnotationChecker]: L914 has no Hoare annotation [2020-07-10 14:00:15,207 WARN L170 areAnnotationChecker]: L544-1 has no Hoare annotation [2020-07-10 14:00:15,207 WARN L170 areAnnotationChecker]: L809-1 has no Hoare annotation [2020-07-10 14:00:15,208 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-10 14:00:15,208 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-10 14:00:15,208 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-10 14:00:15,208 WARN L170 areAnnotationChecker]: L879-2 has no Hoare annotation [2020-07-10 14:00:15,208 WARN L170 areAnnotationChecker]: L879-2 has no Hoare annotation [2020-07-10 14:00:15,208 WARN L170 areAnnotationChecker]: L879-2 has no Hoare annotation [2020-07-10 14:00:15,208 WARN L170 areAnnotationChecker]: L910 has no Hoare annotation [2020-07-10 14:00:15,208 WARN L170 areAnnotationChecker]: L910 has no Hoare annotation [2020-07-10 14:00:15,209 WARN L170 areAnnotationChecker]: L534-1 has no Hoare annotation [2020-07-10 14:00:15,209 WARN L170 areAnnotationChecker]: L811-1 has no Hoare annotation [2020-07-10 14:00:15,209 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-10 14:00:15,209 WARN L170 areAnnotationChecker]: L228-1 has no Hoare annotation [2020-07-10 14:00:15,209 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-10 14:00:15,209 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-10 14:00:15,209 WARN L170 areAnnotationChecker]: L285-1 has no Hoare annotation [2020-07-10 14:00:15,209 WARN L170 areAnnotationChecker]: L950 has no Hoare annotation [2020-07-10 14:00:15,210 WARN L170 areAnnotationChecker]: L950 has no Hoare annotation [2020-07-10 14:00:15,210 WARN L170 areAnnotationChecker]: L629 has no Hoare annotation [2020-07-10 14:00:15,210 WARN L170 areAnnotationChecker]: L629 has no Hoare annotation [2020-07-10 14:00:15,210 WARN L170 areAnnotationChecker]: L907 has no Hoare annotation [2020-07-10 14:00:15,210 WARN L170 areAnnotationChecker]: L907 has no Hoare annotation [2020-07-10 14:00:15,210 WARN L170 areAnnotationChecker]: L560-1 has no Hoare annotation [2020-07-10 14:00:15,210 WARN L170 areAnnotationChecker]: L560-1 has no Hoare annotation [2020-07-10 14:00:15,211 WARN L170 areAnnotationChecker]: L815 has no Hoare annotation [2020-07-10 14:00:15,211 WARN L170 areAnnotationChecker]: L815 has no Hoare annotation [2020-07-10 14:00:15,211 WARN L170 areAnnotationChecker]: L770-2 has no Hoare annotation [2020-07-10 14:00:15,211 WARN L170 areAnnotationChecker]: L744-2 has no Hoare annotation [2020-07-10 14:00:15,211 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-10 14:00:15,211 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-10 14:00:15,211 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-10 14:00:15,211 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-10 14:00:15,211 WARN L170 areAnnotationChecker]: L655 has no Hoare annotation [2020-07-10 14:00:15,212 WARN L170 areAnnotationChecker]: L655 has no Hoare annotation [2020-07-10 14:00:15,212 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-10 14:00:15,212 WARN L170 areAnnotationChecker]: L534 has no Hoare annotation [2020-07-10 14:00:15,212 WARN L170 areAnnotationChecker]: L534 has no Hoare annotation [2020-07-10 14:00:15,212 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-10 14:00:15,212 WARN L170 areAnnotationChecker]: L364-2 has no Hoare annotation [2020-07-10 14:00:15,212 WARN L170 areAnnotationChecker]: L364-2 has no Hoare annotation [2020-07-10 14:00:15,212 WARN L170 areAnnotationChecker]: L364-2 has no Hoare annotation [2020-07-10 14:00:15,213 WARN L170 areAnnotationChecker]: L403 has no Hoare annotation [2020-07-10 14:00:15,213 WARN L170 areAnnotationChecker]: L403 has no Hoare annotation [2020-07-10 14:00:15,213 WARN L170 areAnnotationChecker]: L691 has no Hoare annotation [2020-07-10 14:00:15,213 WARN L170 areAnnotationChecker]: L691 has no Hoare annotation [2020-07-10 14:00:15,213 WARN L170 areAnnotationChecker]: L915 has no Hoare annotation [2020-07-10 14:00:15,213 WARN L170 areAnnotationChecker]: L915 has no Hoare annotation [2020-07-10 14:00:15,213 WARN L170 areAnnotationChecker]: L554 has no Hoare annotation [2020-07-10 14:00:15,213 WARN L170 areAnnotationChecker]: L554 has no Hoare annotation [2020-07-10 14:00:15,214 WARN L170 areAnnotationChecker]: L811 has no Hoare annotation [2020-07-10 14:00:15,214 WARN L170 areAnnotationChecker]: L811 has no Hoare annotation [2020-07-10 14:00:15,214 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:00:15,214 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:00:15,214 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:00:15,214 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:00:15,214 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:00:15,214 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:00:15,214 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:00:15,215 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:00:15,215 WARN L170 areAnnotationChecker]: L809 has no Hoare annotation [2020-07-10 14:00:15,215 WARN L170 areAnnotationChecker]: L809 has no Hoare annotation [2020-07-10 14:00:15,215 WARN L170 areAnnotationChecker]: L894 has no Hoare annotation [2020-07-10 14:00:15,215 WARN L170 areAnnotationChecker]: L880 has no Hoare annotation [2020-07-10 14:00:15,215 WARN L170 areAnnotationChecker]: L911 has no Hoare annotation [2020-07-10 14:00:15,215 WARN L170 areAnnotationChecker]: L911 has no Hoare annotation [2020-07-10 14:00:15,215 WARN L170 areAnnotationChecker]: L544 has no Hoare annotation [2020-07-10 14:00:15,215 WARN L170 areAnnotationChecker]: L544 has no Hoare annotation [2020-07-10 14:00:15,216 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-10 14:00:15,216 WARN L170 areAnnotationChecker]: L380-1 has no Hoare annotation [2020-07-10 14:00:15,216 WARN L170 areAnnotationChecker]: L396-1 has no Hoare annotation [2020-07-10 14:00:15,216 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-10 14:00:15,216 WARN L170 areAnnotationChecker]: L298 has no Hoare annotation [2020-07-10 14:00:15,216 WARN L170 areAnnotationChecker]: L952 has no Hoare annotation [2020-07-10 14:00:15,216 WARN L170 areAnnotationChecker]: L952 has no Hoare annotation [2020-07-10 14:00:15,216 WARN L170 areAnnotationChecker]: L631 has no Hoare annotation [2020-07-10 14:00:15,216 WARN L170 areAnnotationChecker]: L631 has no Hoare annotation [2020-07-10 14:00:15,217 WARN L170 areAnnotationChecker]: L635 has no Hoare annotation [2020-07-10 14:00:15,217 WARN L170 areAnnotationChecker]: L635 has no Hoare annotation [2020-07-10 14:00:15,217 WARN L170 areAnnotationChecker]: L908 has no Hoare annotation [2020-07-10 14:00:15,217 WARN L170 areAnnotationChecker]: L908 has no Hoare annotation [2020-07-10 14:00:15,217 WARN L170 areAnnotationChecker]: L819 has no Hoare annotation [2020-07-10 14:00:15,217 WARN L170 areAnnotationChecker]: L819 has no Hoare annotation [2020-07-10 14:00:15,217 WARN L170 areAnnotationChecker]: isLowWaterLevelFINAL has no Hoare annotation [2020-07-10 14:00:15,217 WARN L170 areAnnotationChecker]: L755 has no Hoare annotation [2020-07-10 14:00:15,217 WARN L170 areAnnotationChecker]: L755 has no Hoare annotation [2020-07-10 14:00:15,217 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-10 14:00:15,218 WARN L170 areAnnotationChecker]: L657 has no Hoare annotation [2020-07-10 14:00:15,218 WARN L170 areAnnotationChecker]: L657 has no Hoare annotation [2020-07-10 14:00:15,218 WARN L170 areAnnotationChecker]: L661 has no Hoare annotation [2020-07-10 14:00:15,218 WARN L170 areAnnotationChecker]: L661 has no Hoare annotation [2020-07-10 14:00:15,218 WARN L170 areAnnotationChecker]: L536 has no Hoare annotation [2020-07-10 14:00:15,218 WARN L170 areAnnotationChecker]: L536 has no Hoare annotation [2020-07-10 14:00:15,218 WARN L170 areAnnotationChecker]: L755-1 has no Hoare annotation [2020-07-10 14:00:15,218 WARN L170 areAnnotationChecker]: L385 has no Hoare annotation [2020-07-10 14:00:15,218 WARN L170 areAnnotationChecker]: L365 has no Hoare annotation [2020-07-10 14:00:15,218 WARN L170 areAnnotationChecker]: L365 has no Hoare annotation [2020-07-10 14:00:15,219 WARN L170 areAnnotationChecker]: L404 has no Hoare annotation [2020-07-10 14:00:15,219 WARN L170 areAnnotationChecker]: L404 has no Hoare annotation [2020-07-10 14:00:15,219 WARN L170 areAnnotationChecker]: L916 has no Hoare annotation [2020-07-10 14:00:15,219 WARN L170 areAnnotationChecker]: L916 has no Hoare annotation [2020-07-10 14:00:15,219 WARN L170 areAnnotationChecker]: L560 has no Hoare annotation [2020-07-10 14:00:15,219 WARN L170 areAnnotationChecker]: L560 has no Hoare annotation [2020-07-10 14:00:15,219 WARN L170 areAnnotationChecker]: L813 has no Hoare annotation [2020-07-10 14:00:15,219 WARN L170 areAnnotationChecker]: L813 has no Hoare annotation [2020-07-10 14:00:15,219 WARN L170 areAnnotationChecker]: L912 has no Hoare annotation [2020-07-10 14:00:15,220 WARN L170 areAnnotationChecker]: L912 has no Hoare annotation [2020-07-10 14:00:15,220 WARN L170 areAnnotationChecker]: L890 has no Hoare annotation [2020-07-10 14:00:15,220 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-10 14:00:15,220 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-10 14:00:15,220 WARN L170 areAnnotationChecker]: L883 has no Hoare annotation [2020-07-10 14:00:15,220 WARN L170 areAnnotationChecker]: L883 has no Hoare annotation [2020-07-10 14:00:15,220 WARN L170 areAnnotationChecker]: L546 has no Hoare annotation [2020-07-10 14:00:15,220 WARN L170 areAnnotationChecker]: L546 has no Hoare annotation [2020-07-10 14:00:15,220 WARN L170 areAnnotationChecker]: L909 has no Hoare annotation [2020-07-10 14:00:15,221 WARN L170 areAnnotationChecker]: L909 has no Hoare annotation [2020-07-10 14:00:15,221 WARN L170 areAnnotationChecker]: isLowWaterLevelEXIT has no Hoare annotation [2020-07-10 14:00:15,221 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-10 14:00:15,221 WARN L170 areAnnotationChecker]: L396 has no Hoare annotation [2020-07-10 14:00:15,221 WARN L170 areAnnotationChecker]: L396 has no Hoare annotation [2020-07-10 14:00:15,221 WARN L170 areAnnotationChecker]: L366 has no Hoare annotation [2020-07-10 14:00:15,221 WARN L170 areAnnotationChecker]: L917 has no Hoare annotation [2020-07-10 14:00:15,221 WARN L170 areAnnotationChecker]: L917 has no Hoare annotation [2020-07-10 14:00:15,221 WARN L170 areAnnotationChecker]: L562 has no Hoare annotation [2020-07-10 14:00:15,221 WARN L170 areAnnotationChecker]: L562 has no Hoare annotation [2020-07-10 14:00:15,222 WARN L170 areAnnotationChecker]: L913 has no Hoare annotation [2020-07-10 14:00:15,222 WARN L170 areAnnotationChecker]: L913 has no Hoare annotation [2020-07-10 14:00:15,222 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-10 14:00:15,222 WARN L170 areAnnotationChecker]: L883-1 has no Hoare annotation [2020-07-10 14:00:15,222 WARN L170 areAnnotationChecker]: L883-1 has no Hoare annotation [2020-07-10 14:00:15,222 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:00:15,222 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:00:15,222 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:00:15,222 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:00:15,222 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:00:15,223 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:00:15,223 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:00:15,223 WARN L170 areAnnotationChecker]: L380 has no Hoare annotation [2020-07-10 14:00:15,223 WARN L170 areAnnotationChecker]: L380 has no Hoare annotation [2020-07-10 14:00:15,223 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-10 14:00:15,226 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 02:00:15 BoogieIcfgContainer [2020-07-10 14:00:15,226 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-10 14:00:15,229 INFO L168 Benchmark]: Toolchain (without parser) took 79816.44 ms. Allocated memory was 138.4 MB in the beginning and 790.6 MB in the end (delta: 652.2 MB). Free memory was 101.1 MB in the beginning and 704.4 MB in the end (delta: -603.3 MB). Peak memory consumption was 673.7 MB. Max. memory is 7.1 GB. [2020-07-10 14:00:15,229 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-10 14:00:15,230 INFO L168 Benchmark]: CACSL2BoogieTranslator took 736.64 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 100.9 MB in the beginning and 169.9 MB in the end (delta: -69.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 7.1 GB. [2020-07-10 14:00:15,231 INFO L168 Benchmark]: Boogie Preprocessor took 115.17 ms. Allocated memory is still 202.4 MB. Free memory was 169.9 MB in the beginning and 163.7 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 7.1 GB. [2020-07-10 14:00:15,231 INFO L168 Benchmark]: RCFGBuilder took 1689.58 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 163.7 MB in the beginning and 90.0 MB in the end (delta: 73.7 MB). Peak memory consumption was 107.2 MB. Max. memory is 7.1 GB. [2020-07-10 14:00:15,232 INFO L168 Benchmark]: TraceAbstraction took 77267.08 ms. Allocated memory was 235.9 MB in the beginning and 790.6 MB in the end (delta: 554.7 MB). Free memory was 90.0 MB in the beginning and 704.4 MB in the end (delta: -614.4 MB). Peak memory consumption was 565.0 MB. Max. memory is 7.1 GB. [2020-07-10 14:00:15,235 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 138.4 MB. Free memory was 120.2 MB in the beginning and 120.0 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 736.64 ms. Allocated memory was 138.4 MB in the beginning and 202.4 MB in the end (delta: 64.0 MB). Free memory was 100.9 MB in the beginning and 169.9 MB in the end (delta: -69.0 MB). Peak memory consumption was 31.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 115.17 ms. Allocated memory is still 202.4 MB. Free memory was 169.9 MB in the beginning and 163.7 MB in the end (delta: 6.2 MB). Peak memory consumption was 6.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1689.58 ms. Allocated memory was 202.4 MB in the beginning and 235.9 MB in the end (delta: 33.6 MB). Free memory was 163.7 MB in the beginning and 90.0 MB in the end (delta: 73.7 MB). Peak memory consumption was 107.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 77267.08 ms. Allocated memory was 235.9 MB in the beginning and 790.6 MB in the end (delta: 554.7 MB). Free memory was 90.0 MB in the beginning and 704.4 MB in the end (delta: -614.4 MB). Peak memory consumption was 565.0 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 140]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L47] int waterLevel = 1; [L48] int methaneLevelCritical = 0; [L314] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L585] int pumpRunning = 0; [L586] int systemActive = 1; [L868] int cleanupTimeShifts = 4; VAL [\old(cleanupTimeShifts)=174, \old(head)=176, \old(head)=164, \old(methaneLevelCritical)=141, \old(pumpRunning)=129, \old(systemActive)=128, \old(waterLevel)=136, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L941] int retValue_acc ; [L942] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L946] FCALL select_helpers() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L947] FCALL select_features() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L948] CALL, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L859] int retValue_acc ; [L862] retValue_acc = 1 [L863] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L948] RET, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, valid_product()=1, waterLevel=1] [L948] tmp = valid_product() [L950] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L952] FCALL setup() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L953] CALL runTest() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L935] CALL test() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L515] int splverifierCounter ; [L516] int tmp ; [L517] int tmp___0 ; [L518] int tmp___1 ; [L519] int tmp___2 ; [L522] splverifierCounter = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L524] COND TRUE 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L526] COND TRUE splverifierCounter < 4 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L532] tmp = __VERIFIER_nondet_int() [L534] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=1] [L536] CALL waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L65] COND TRUE waterLevel < 2 [L66] waterLevel = waterLevel + 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L536] RET waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=2] [L542] tmp___0 = __VERIFIER_nondet_int() [L544] COND FALSE !(\read(tmp___0)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=0, waterLevel=2] [L552] tmp___2 = __VERIFIER_nondet_int() [L554] COND FALSE !(\read(tmp___2)) [L558] tmp___1 = __VERIFIER_nondet_int() [L560] COND TRUE \read(tmp___1) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=0, tmp___1=1, tmp___2=0, waterLevel=2] [L562] CALL stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L784] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L791] systemActive = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L562] RET stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=0, tmp=-1, tmp___0=0, tmp___1=1, tmp___2=0, waterLevel=2] [L569] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L593] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L600] COND FALSE !(\read(systemActive)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L608] CALL __utac_acc__Specification3_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L797] int tmp ; [L798] int tmp___0 ; [L799] int tmp___1 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L803] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L86] int retValue_acc ; [L89] retValue_acc = methaneLevelCritical [L90] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=0, waterLevel=2] [L803] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L803] tmp = isMethaneLevelCritical() [L805] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L809] CALL, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L118] int retValue_acc ; [L121] retValue_acc = waterLevel [L122] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=2, systemActive=0, waterLevel=2] [L809] RET, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, getWaterLevel()=2, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L809] tmp___0 = getWaterLevel() [L811] COND TRUE tmp___0 == 2 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L813] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L717] int retValue_acc ; [L720] retValue_acc = pumpRunning [L721] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=0, waterLevel=2] [L813] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L813] tmp___1 = isPumpRunning() [L815] COND FALSE !(\read(tmp___1)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, tmp___1=0, waterLevel=2] [L819] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L140] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 240 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 76.9s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 58.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 557 SDtfs, 956 SDslu, 368 SDs, 0 SdLazy, 2034 SolverSat, 611 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 14.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 134 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 30 ImplicationChecksByTransitivity, 5.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=513occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 14.4s AutomataMinimizationTime, 5 MinimizatonAttempts, 207 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 359 NumberOfCodeBlocks, 359 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 287 ConstructedInterpolants, 0 QuantifiedInterpolants, 82182 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...