/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_spec4_product20.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-46f3038-m [2020-07-08 11:22:23,092 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-08 11:22:23,094 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-08 11:22:23,106 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-08 11:22:23,107 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-08 11:22:23,108 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-08 11:22:23,110 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-08 11:22:23,111 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-08 11:22:23,113 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-08 11:22:23,114 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-08 11:22:23,115 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-08 11:22:23,116 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-08 11:22:23,117 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-08 11:22:23,118 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-08 11:22:23,119 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-08 11:22:23,120 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-08 11:22:23,121 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-08 11:22:23,122 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-08 11:22:23,123 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-08 11:22:23,126 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-08 11:22:23,127 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-08 11:22:23,128 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-08 11:22:23,130 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-08 11:22:23,131 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-08 11:22:23,133 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-08 11:22:23,134 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-08 11:22:23,134 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-08 11:22:23,135 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-08 11:22:23,135 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-08 11:22:23,136 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-08 11:22:23,137 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-08 11:22:23,137 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-08 11:22:23,138 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-08 11:22:23,139 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-08 11:22:23,140 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-08 11:22:23,141 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-08 11:22:23,141 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-08 11:22:23,142 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-08 11:22:23,142 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-08 11:22:23,143 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-08 11:22:23,144 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-08 11:22:23,145 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 [2020-07-08 11:22:23,160 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-08 11:22:23,160 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-08 11:22:23,161 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-08 11:22:23,162 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-08 11:22:23,162 INFO L138 SettingsManager]: * Use SBE=true [2020-07-08 11:22:23,162 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-08 11:22:23,162 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-08 11:22:23,162 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-08 11:22:23,163 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-08 11:22:23,163 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-08 11:22:23,163 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-08 11:22:23,163 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-08 11:22:23,163 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-08 11:22:23,164 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-08 11:22:23,164 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-08 11:22:23,164 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-08 11:22:23,164 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-08 11:22:23,164 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-08 11:22:23,165 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-08 11:22:23,165 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-08 11:22:23,165 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-08 11:22:23,165 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 11:22:23,165 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-08 11:22:23,166 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-08 11:22:23,166 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-08 11:22:23,166 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-08 11:22:23,166 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-08 11:22:23,166 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-08 11:22:23,167 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-08 11:22:23,167 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-08 11:22:23,425 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-08 11:22:23,437 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-08 11:22:23,440 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-08 11:22:23,442 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-08 11:22:23,442 INFO L275 PluginConnector]: CDTParser initialized [2020-07-08 11:22:23,443 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product20.cil.c [2020-07-08 11:22:23,520 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12e1e0f5d/e0e2783ed2854e599e8936c06570e941/FLAG25a625f3f [2020-07-08 11:22:24,043 INFO L306 CDTParser]: Found 1 translation units. [2020-07-08 11:22:24,044 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product20.cil.c [2020-07-08 11:22:24,071 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12e1e0f5d/e0e2783ed2854e599e8936c06570e941/FLAG25a625f3f [2020-07-08 11:22:24,339 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/12e1e0f5d/e0e2783ed2854e599e8936c06570e941 [2020-07-08 11:22:24,349 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-08 11:22:24,350 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-08 11:22:24,351 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-08 11:22:24,352 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-08 11:22:24,355 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-08 11:22:24,357 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:22:24" (1/1) ... [2020-07-08 11:22:24,362 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 08.07 11:22:24, skipping insertion in model container [2020-07-08 11:22:24,362 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:22:24" (1/1) ... [2020-07-08 11:22:24,368 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-08 11:22:24,412 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-08 11:22:24,764 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:22:24,870 INFO L203 MainTranslator]: Completed pre-run [2020-07-08 11:22:24,970 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:22:25,022 INFO L208 MainTranslator]: Completed translation [2020-07-08 11:22:25,023 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:22:25 WrapperNode [2020-07-08 11:22:25,023 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-08 11:22:25,024 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-08 11:22:25,024 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-08 11:22:25,024 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-08 11:22:25,036 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:22:25" (1/1) ... [2020-07-08 11:22:25,036 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:22:25" (1/1) ... [2020-07-08 11:22:25,055 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:22:25" (1/1) ... [2020-07-08 11:22:25,056 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:22:25" (1/1) ... [2020-07-08 11:22:25,107 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:22:25" (1/1) ... [2020-07-08 11:22:25,121 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:22:25" (1/1) ... [2020-07-08 11:22:25,126 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:22:25" (1/1) ... [2020-07-08 11:22:25,134 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-08 11:22:25,135 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-08 11:22:25,135 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-08 11:22:25,135 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-08 11:22:25,136 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:22:25" (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 [2020-07-08 11:22:25,201 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-08 11:22:25,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-08 11:22:25,202 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-08 11:22:25,202 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-08 11:22:25,202 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-08 11:22:25,202 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-08 11:22:25,203 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-08 11:22:25,203 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-08 11:22:25,203 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-08 11:22:25,203 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-08 11:22:25,203 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-08 11:22:25,203 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-08 11:22:25,204 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-08 11:22:25,204 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-08 11:22:25,204 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-08 11:22:25,204 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-08 11:22:25,204 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-08 11:22:25,204 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-08 11:22:25,205 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-08 11:22:25,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-08 11:22:25,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-08 11:22:25,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-08 11:22:25,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-08 11:22:25,205 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-08 11:22:25,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-08 11:22:25,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-08 11:22:25,206 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-07-08 11:22:25,206 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-08 11:22:25,206 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-08 11:22:25,206 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-08 11:22:25,207 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-08 11:22:25,207 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-08 11:22:25,207 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-08 11:22:25,207 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-08 11:22:25,207 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-08 11:22:25,207 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-08 11:22:25,207 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-08 11:22:25,208 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-08 11:22:25,208 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-08 11:22:25,208 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-08 11:22:25,208 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-08 11:22:25,208 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-08 11:22:25,208 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-08 11:22:25,209 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-08 11:22:25,209 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-08 11:22:25,209 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-08 11:22:25,209 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-08 11:22:25,209 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-08 11:22:25,209 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-08 11:22:25,209 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-08 11:22:25,210 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-08 11:22:25,210 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-08 11:22:25,210 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-08 11:22:25,210 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-08 11:22:25,210 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-08 11:22:25,210 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-08 11:22:25,210 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-08 11:22:25,211 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-08 11:22:25,211 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-08 11:22:25,211 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-08 11:22:25,211 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-08 11:22:25,211 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-08 11:22:25,211 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-08 11:22:25,212 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-08 11:22:25,212 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-08 11:22:25,212 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-08 11:22:25,212 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-08 11:22:25,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-08 11:22:25,212 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-08 11:22:25,212 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-08 11:22:25,213 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-08 11:22:25,213 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-08 11:22:25,213 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-08 11:22:25,213 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-08 11:22:25,213 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-08 11:22:25,213 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-08 11:22:25,214 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-08 11:22:25,214 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-08 11:22:25,214 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-08 11:22:25,214 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-08 11:22:25,214 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-07-08 11:22:25,214 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-08 11:22:25,215 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-08 11:22:25,215 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-08 11:22:25,215 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-08 11:22:25,215 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-08 11:22:25,215 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-08 11:22:25,215 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-08 11:22:25,215 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-08 11:22:25,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-08 11:22:25,216 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-08 11:22:25,216 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-08 11:22:26,738 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-08 11:22:26,739 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-08 11:22:26,744 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:22:26 BoogieIcfgContainer [2020-07-08 11:22:26,744 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-08 11:22:26,745 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-08 11:22:26,746 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-08 11:22:26,749 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-08 11:22:26,749 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.07 11:22:24" (1/3) ... [2020-07-08 11:22:26,750 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ac17f8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:22:26, skipping insertion in model container [2020-07-08 11:22:26,750 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:22:25" (2/3) ... [2020-07-08 11:22:26,751 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@3ac17f8c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:22:26, skipping insertion in model container [2020-07-08 11:22:26,751 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:22:26" (3/3) ... [2020-07-08 11:22:26,753 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product20.cil.c [2020-07-08 11:22:26,763 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-08 11:22:26,772 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-08 11:22:26,786 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-08 11:22:26,811 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-08 11:22:26,811 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-08 11:22:26,811 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-08 11:22:26,811 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-08 11:22:26,812 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-08 11:22:26,812 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-08 11:22:26,812 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-08 11:22:26,812 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-08 11:22:26,835 INFO L276 IsEmpty]: Start isEmpty. Operand 157 states. [2020-07-08 11:22:26,845 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-08 11:22:26,846 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:22:26,847 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] [2020-07-08 11:22:26,847 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:22:26,853 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:22:26,854 INFO L82 PathProgramCache]: Analyzing trace with hash -1999815947, now seen corresponding path program 1 times [2020-07-08 11:22:26,864 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:22:26,865 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2058429618] [2020-07-08 11:22:26,866 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:22:27,175 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:22:27,586 WARN L193 SmtUtils]: Spent 268.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:22:27,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:22:27,673 INFO L280 TraceCheckUtils]: 0: Hoare triple {180#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~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~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {160#true} is VALID [2020-07-08 11:22:27,673 INFO L280 TraceCheckUtils]: 1: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-08 11:22:27,674 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {160#true} {160#true} #494#return; {160#true} is VALID [2020-07-08 11:22:27,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:22:27,680 INFO L280 TraceCheckUtils]: 0: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-08 11:22:27,682 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {160#true} {160#true} #410#return; {160#true} is VALID [2020-07-08 11:22:27,683 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:22:27,686 INFO L280 TraceCheckUtils]: 0: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-08 11:22:27,686 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {160#true} {160#true} #412#return; {160#true} is VALID [2020-07-08 11:22:27,687 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:22:27,692 INFO L280 TraceCheckUtils]: 0: Hoare triple {160#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {160#true} is VALID [2020-07-08 11:22:27,692 INFO L280 TraceCheckUtils]: 1: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-08 11:22:27,692 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {160#true} {160#true} #414#return; {160#true} is VALID [2020-07-08 11:22:27,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:22:27,697 INFO L280 TraceCheckUtils]: 0: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-08 11:22:27,697 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {160#true} {160#true} #416#return; {160#true} is VALID [2020-07-08 11:22:27,698 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:22:27,702 INFO L280 TraceCheckUtils]: 0: Hoare triple {160#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {160#true} is VALID [2020-07-08 11:22:27,702 INFO L280 TraceCheckUtils]: 1: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-08 11:22:27,702 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {160#true} {161#false} #404#return; {161#false} is VALID [2020-07-08 11:22:27,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:22:27,724 INFO L280 TraceCheckUtils]: 0: Hoare triple {160#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {160#true} is VALID [2020-07-08 11:22:27,726 INFO L280 TraceCheckUtils]: 1: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-08 11:22:27,726 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {160#true} {161#false} #406#return; {161#false} is VALID [2020-07-08 11:22:27,736 INFO L263 TraceCheckUtils]: 0: Hoare triple {160#true} call ULTIMATE.init(); {180#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~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~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:22:27,737 INFO L280 TraceCheckUtils]: 1: Hoare triple {180#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~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~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {160#true} is VALID [2020-07-08 11:22:27,737 INFO L280 TraceCheckUtils]: 2: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-08 11:22:27,738 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {160#true} {160#true} #494#return; {160#true} is VALID [2020-07-08 11:22:27,738 INFO L263 TraceCheckUtils]: 4: Hoare triple {160#true} call #t~ret72 := main(); {160#true} is VALID [2020-07-08 11:22:27,738 INFO L280 TraceCheckUtils]: 5: Hoare triple {160#true} havoc ~retValue_acc~5;havoc ~tmp~0; {160#true} is VALID [2020-07-08 11:22:27,739 INFO L263 TraceCheckUtils]: 6: Hoare triple {160#true} call select_helpers(); {160#true} is VALID [2020-07-08 11:22:27,739 INFO L280 TraceCheckUtils]: 7: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-08 11:22:27,739 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {160#true} {160#true} #410#return; {160#true} is VALID [2020-07-08 11:22:27,740 INFO L263 TraceCheckUtils]: 9: Hoare triple {160#true} call select_features(); {160#true} is VALID [2020-07-08 11:22:27,740 INFO L280 TraceCheckUtils]: 10: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-08 11:22:27,740 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {160#true} {160#true} #412#return; {160#true} is VALID [2020-07-08 11:22:27,741 INFO L263 TraceCheckUtils]: 12: Hoare triple {160#true} call #t~ret11 := valid_product(); {160#true} is VALID [2020-07-08 11:22:27,741 INFO L280 TraceCheckUtils]: 13: Hoare triple {160#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {160#true} is VALID [2020-07-08 11:22:27,741 INFO L280 TraceCheckUtils]: 14: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-08 11:22:27,743 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {160#true} {160#true} #414#return; {160#true} is VALID [2020-07-08 11:22:27,744 INFO L280 TraceCheckUtils]: 16: Hoare triple {160#true} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp~0 := #t~ret11;havoc #t~ret11; {160#true} is VALID [2020-07-08 11:22:27,745 INFO L280 TraceCheckUtils]: 17: Hoare triple {160#true} assume 0 != ~tmp~0; {160#true} is VALID [2020-07-08 11:22:27,745 INFO L263 TraceCheckUtils]: 18: Hoare triple {160#true} call setup(); {160#true} is VALID [2020-07-08 11:22:27,745 INFO L280 TraceCheckUtils]: 19: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-08 11:22:27,746 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {160#true} {160#true} #416#return; {160#true} is VALID [2020-07-08 11:22:27,746 INFO L263 TraceCheckUtils]: 21: Hoare triple {160#true} call runTest(); {160#true} is VALID [2020-07-08 11:22:27,746 INFO L263 TraceCheckUtils]: 22: Hoare triple {160#true} call test(); {160#true} is VALID [2020-07-08 11:22:27,747 INFO L280 TraceCheckUtils]: 23: Hoare triple {160#true} havoc ~splverifierCounter~0;havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {160#true} is VALID [2020-07-08 11:22:27,748 INFO L280 TraceCheckUtils]: 24: Hoare triple {160#true} assume false; {161#false} is VALID [2020-07-08 11:22:27,748 INFO L263 TraceCheckUtils]: 25: Hoare triple {161#false} call cleanup(); {161#false} is VALID [2020-07-08 11:22:27,749 INFO L280 TraceCheckUtils]: 26: Hoare triple {161#false} havoc ~i~0;havoc ~__cil_tmp2~0; {161#false} is VALID [2020-07-08 11:22:27,749 INFO L263 TraceCheckUtils]: 27: Hoare triple {161#false} call timeShift(); {161#false} is VALID [2020-07-08 11:22:27,749 INFO L280 TraceCheckUtils]: 28: Hoare triple {161#false} assume !(0 != ~pumpRunning~0); {161#false} is VALID [2020-07-08 11:22:27,750 INFO L280 TraceCheckUtils]: 29: Hoare triple {161#false} assume !(0 != ~systemActive~0); {161#false} is VALID [2020-07-08 11:22:27,750 INFO L263 TraceCheckUtils]: 30: Hoare triple {161#false} call __utac_acc__Specification4_spec__1(); {161#false} is VALID [2020-07-08 11:22:27,754 INFO L280 TraceCheckUtils]: 31: Hoare triple {161#false} havoc ~tmp~4;havoc ~tmp___0~0; {161#false} is VALID [2020-07-08 11:22:27,754 INFO L263 TraceCheckUtils]: 32: Hoare triple {161#false} call #t~ret47 := getWaterLevel(); {160#true} is VALID [2020-07-08 11:22:27,754 INFO L280 TraceCheckUtils]: 33: Hoare triple {160#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {160#true} is VALID [2020-07-08 11:22:27,755 INFO L280 TraceCheckUtils]: 34: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-08 11:22:27,755 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {160#true} {161#false} #404#return; {161#false} is VALID [2020-07-08 11:22:27,755 INFO L280 TraceCheckUtils]: 36: Hoare triple {161#false} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {161#false} is VALID [2020-07-08 11:22:27,756 INFO L280 TraceCheckUtils]: 37: Hoare triple {161#false} assume 0 == ~tmp~4; {161#false} is VALID [2020-07-08 11:22:27,756 INFO L263 TraceCheckUtils]: 38: Hoare triple {161#false} call #t~ret48 := isPumpRunning(); {160#true} is VALID [2020-07-08 11:22:27,756 INFO L280 TraceCheckUtils]: 39: Hoare triple {160#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {160#true} is VALID [2020-07-08 11:22:27,757 INFO L280 TraceCheckUtils]: 40: Hoare triple {160#true} assume true; {160#true} is VALID [2020-07-08 11:22:27,757 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {160#true} {161#false} #406#return; {161#false} is VALID [2020-07-08 11:22:27,757 INFO L280 TraceCheckUtils]: 42: Hoare triple {161#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {161#false} is VALID [2020-07-08 11:22:27,757 INFO L280 TraceCheckUtils]: 43: Hoare triple {161#false} assume 0 != ~tmp___0~0; {161#false} is VALID [2020-07-08 11:22:27,758 INFO L263 TraceCheckUtils]: 44: Hoare triple {161#false} call __automaton_fail(); {161#false} is VALID [2020-07-08 11:22:27,758 INFO L280 TraceCheckUtils]: 45: Hoare triple {161#false} assume !false; {161#false} is VALID [2020-07-08 11:22:27,773 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:22:27,775 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2058429618] [2020-07-08 11:22:27,776 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:22:27,776 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-08 11:22:27,777 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2027747423] [2020-07-08 11:22:27,784 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-08 11:22:27,789 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:22:27,793 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-08 11:22:27,895 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:22:27,895 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-08 11:22:27,896 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:22:27,908 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-08 11:22:27,909 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-08 11:22:27,912 INFO L87 Difference]: Start difference. First operand 157 states. Second operand 3 states. [2020-07-08 11:22:32,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:22:32,449 INFO L93 Difference]: Finished difference Result 270 states and 356 transitions. [2020-07-08 11:22:32,449 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-08 11:22:32,450 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-08 11:22:32,450 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:22:32,451 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 11:22:32,491 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 356 transitions. [2020-07-08 11:22:32,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 11:22:32,515 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 356 transitions. [2020-07-08 11:22:32,515 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 356 transitions. [2020-07-08 11:22:33,821 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 356 edges. 356 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:22:33,842 INFO L225 Difference]: With dead ends: 270 [2020-07-08 11:22:33,842 INFO L226 Difference]: Without dead ends: 147 [2020-07-08 11:22:33,847 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-08 11:22:33,865 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 147 states. [2020-07-08 11:22:35,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 147 to 114. [2020-07-08 11:22:35,179 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:22:35,180 INFO L82 GeneralOperation]: Start isEquivalent. First operand 147 states. Second operand 114 states. [2020-07-08 11:22:35,181 INFO L74 IsIncluded]: Start isIncluded. First operand 147 states. Second operand 114 states. [2020-07-08 11:22:35,181 INFO L87 Difference]: Start difference. First operand 147 states. Second operand 114 states. [2020-07-08 11:22:35,204 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:22:35,205 INFO L93 Difference]: Finished difference Result 147 states and 186 transitions. [2020-07-08 11:22:35,205 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 186 transitions. [2020-07-08 11:22:35,216 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:22:35,219 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:22:35,219 INFO L74 IsIncluded]: Start isIncluded. First operand 114 states. Second operand 147 states. [2020-07-08 11:22:35,219 INFO L87 Difference]: Start difference. First operand 114 states. Second operand 147 states. [2020-07-08 11:22:35,240 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:22:35,240 INFO L93 Difference]: Finished difference Result 147 states and 186 transitions. [2020-07-08 11:22:35,240 INFO L276 IsEmpty]: Start isEmpty. Operand 147 states and 186 transitions. [2020-07-08 11:22:35,243 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:22:35,243 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:22:35,243 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:22:35,243 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:22:35,244 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-07-08 11:22:35,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 133 transitions. [2020-07-08 11:22:35,254 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 133 transitions. Word has length 46 [2020-07-08 11:22:35,254 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:22:35,254 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 133 transitions. [2020-07-08 11:22:35,254 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-08 11:22:35,254 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 133 transitions. [2020-07-08 11:22:35,257 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-08 11:22:35,257 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:22:35,257 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] [2020-07-08 11:22:35,258 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-08 11:22:35,258 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:22:35,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:22:35,258 INFO L82 PathProgramCache]: Analyzing trace with hash 2091613530, now seen corresponding path program 1 times [2020-07-08 11:22:35,259 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:22:35,259 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687206933] [2020-07-08 11:22:35,259 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:22:35,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:22:35,738 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:22:35,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:22:35,810 INFO L280 TraceCheckUtils]: 0: Hoare triple {1040#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~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~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {1019#true} is VALID [2020-07-08 11:22:35,810 INFO L280 TraceCheckUtils]: 1: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-08 11:22:35,811 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1019#true} {1019#true} #494#return; {1019#true} is VALID [2020-07-08 11:22:35,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:22:35,818 INFO L280 TraceCheckUtils]: 0: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-08 11:22:35,818 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1019#true} {1019#true} #410#return; {1019#true} is VALID [2020-07-08 11:22:35,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:22:35,822 INFO L280 TraceCheckUtils]: 0: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-08 11:22:35,822 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1019#true} {1019#true} #412#return; {1019#true} is VALID [2020-07-08 11:22:35,823 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:22:35,827 INFO L280 TraceCheckUtils]: 0: Hoare triple {1019#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1019#true} is VALID [2020-07-08 11:22:35,827 INFO L280 TraceCheckUtils]: 1: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-08 11:22:35,827 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1019#true} {1019#true} #414#return; {1019#true} is VALID [2020-07-08 11:22:35,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:22:35,831 INFO L280 TraceCheckUtils]: 0: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-08 11:22:35,831 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1019#true} {1019#true} #416#return; {1019#true} is VALID [2020-07-08 11:22:35,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:22:35,835 INFO L280 TraceCheckUtils]: 0: Hoare triple {1019#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {1019#true} is VALID [2020-07-08 11:22:35,836 INFO L280 TraceCheckUtils]: 1: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-08 11:22:35,836 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1019#true} {1020#false} #404#return; {1020#false} is VALID [2020-07-08 11:22:35,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:22:35,840 INFO L280 TraceCheckUtils]: 0: Hoare triple {1019#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {1019#true} is VALID [2020-07-08 11:22:35,840 INFO L280 TraceCheckUtils]: 1: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-08 11:22:35,840 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1019#true} {1020#false} #406#return; {1020#false} is VALID [2020-07-08 11:22:35,847 INFO L263 TraceCheckUtils]: 0: Hoare triple {1019#true} call ULTIMATE.init(); {1040#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~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~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:22:35,847 INFO L280 TraceCheckUtils]: 1: Hoare triple {1040#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~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~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {1019#true} is VALID [2020-07-08 11:22:35,848 INFO L280 TraceCheckUtils]: 2: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-08 11:22:35,848 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1019#true} {1019#true} #494#return; {1019#true} is VALID [2020-07-08 11:22:35,848 INFO L263 TraceCheckUtils]: 4: Hoare triple {1019#true} call #t~ret72 := main(); {1019#true} is VALID [2020-07-08 11:22:35,849 INFO L280 TraceCheckUtils]: 5: Hoare triple {1019#true} havoc ~retValue_acc~5;havoc ~tmp~0; {1019#true} is VALID [2020-07-08 11:22:35,849 INFO L263 TraceCheckUtils]: 6: Hoare triple {1019#true} call select_helpers(); {1019#true} is VALID [2020-07-08 11:22:35,849 INFO L280 TraceCheckUtils]: 7: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-08 11:22:35,849 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1019#true} {1019#true} #410#return; {1019#true} is VALID [2020-07-08 11:22:35,850 INFO L263 TraceCheckUtils]: 9: Hoare triple {1019#true} call select_features(); {1019#true} is VALID [2020-07-08 11:22:35,850 INFO L280 TraceCheckUtils]: 10: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-08 11:22:35,850 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1019#true} {1019#true} #412#return; {1019#true} is VALID [2020-07-08 11:22:35,851 INFO L263 TraceCheckUtils]: 12: Hoare triple {1019#true} call #t~ret11 := valid_product(); {1019#true} is VALID [2020-07-08 11:22:35,851 INFO L280 TraceCheckUtils]: 13: Hoare triple {1019#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1019#true} is VALID [2020-07-08 11:22:35,851 INFO L280 TraceCheckUtils]: 14: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-08 11:22:35,852 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1019#true} {1019#true} #414#return; {1019#true} is VALID [2020-07-08 11:22:35,852 INFO L280 TraceCheckUtils]: 16: Hoare triple {1019#true} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp~0 := #t~ret11;havoc #t~ret11; {1019#true} is VALID [2020-07-08 11:22:35,852 INFO L280 TraceCheckUtils]: 17: Hoare triple {1019#true} assume 0 != ~tmp~0; {1019#true} is VALID [2020-07-08 11:22:35,852 INFO L263 TraceCheckUtils]: 18: Hoare triple {1019#true} call setup(); {1019#true} is VALID [2020-07-08 11:22:35,853 INFO L280 TraceCheckUtils]: 19: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-08 11:22:35,853 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1019#true} {1019#true} #416#return; {1019#true} is VALID [2020-07-08 11:22:35,853 INFO L263 TraceCheckUtils]: 21: Hoare triple {1019#true} call runTest(); {1019#true} is VALID [2020-07-08 11:22:35,854 INFO L263 TraceCheckUtils]: 22: Hoare triple {1019#true} call test(); {1019#true} is VALID [2020-07-08 11:22:35,855 INFO L280 TraceCheckUtils]: 23: Hoare triple {1019#true} havoc ~splverifierCounter~0;havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1033#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-08 11:22:35,856 INFO L280 TraceCheckUtils]: 24: Hoare triple {1033#(= 0 test_~splverifierCounter~0)} assume !false; {1033#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-08 11:22:35,856 INFO L280 TraceCheckUtils]: 25: Hoare triple {1033#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1020#false} is VALID [2020-07-08 11:22:35,857 INFO L263 TraceCheckUtils]: 26: Hoare triple {1020#false} call cleanup(); {1020#false} is VALID [2020-07-08 11:22:35,857 INFO L280 TraceCheckUtils]: 27: Hoare triple {1020#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1020#false} is VALID [2020-07-08 11:22:35,857 INFO L263 TraceCheckUtils]: 28: Hoare triple {1020#false} call timeShift(); {1020#false} is VALID [2020-07-08 11:22:35,858 INFO L280 TraceCheckUtils]: 29: Hoare triple {1020#false} assume !(0 != ~pumpRunning~0); {1020#false} is VALID [2020-07-08 11:22:35,858 INFO L280 TraceCheckUtils]: 30: Hoare triple {1020#false} assume !(0 != ~systemActive~0); {1020#false} is VALID [2020-07-08 11:22:35,858 INFO L263 TraceCheckUtils]: 31: Hoare triple {1020#false} call __utac_acc__Specification4_spec__1(); {1020#false} is VALID [2020-07-08 11:22:35,859 INFO L280 TraceCheckUtils]: 32: Hoare triple {1020#false} havoc ~tmp~4;havoc ~tmp___0~0; {1020#false} is VALID [2020-07-08 11:22:35,859 INFO L263 TraceCheckUtils]: 33: Hoare triple {1020#false} call #t~ret47 := getWaterLevel(); {1019#true} is VALID [2020-07-08 11:22:35,859 INFO L280 TraceCheckUtils]: 34: Hoare triple {1019#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {1019#true} is VALID [2020-07-08 11:22:35,859 INFO L280 TraceCheckUtils]: 35: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-08 11:22:35,860 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1019#true} {1020#false} #404#return; {1020#false} is VALID [2020-07-08 11:22:35,860 INFO L280 TraceCheckUtils]: 37: Hoare triple {1020#false} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {1020#false} is VALID [2020-07-08 11:22:35,860 INFO L280 TraceCheckUtils]: 38: Hoare triple {1020#false} assume 0 == ~tmp~4; {1020#false} is VALID [2020-07-08 11:22:35,861 INFO L263 TraceCheckUtils]: 39: Hoare triple {1020#false} call #t~ret48 := isPumpRunning(); {1019#true} is VALID [2020-07-08 11:22:35,861 INFO L280 TraceCheckUtils]: 40: Hoare triple {1019#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {1019#true} is VALID [2020-07-08 11:22:35,861 INFO L280 TraceCheckUtils]: 41: Hoare triple {1019#true} assume true; {1019#true} is VALID [2020-07-08 11:22:35,862 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1019#true} {1020#false} #406#return; {1020#false} is VALID [2020-07-08 11:22:35,862 INFO L280 TraceCheckUtils]: 43: Hoare triple {1020#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {1020#false} is VALID [2020-07-08 11:22:35,862 INFO L280 TraceCheckUtils]: 44: Hoare triple {1020#false} assume 0 != ~tmp___0~0; {1020#false} is VALID [2020-07-08 11:22:35,863 INFO L263 TraceCheckUtils]: 45: Hoare triple {1020#false} call __automaton_fail(); {1020#false} is VALID [2020-07-08 11:22:35,863 INFO L280 TraceCheckUtils]: 46: Hoare triple {1020#false} assume !false; {1020#false} is VALID [2020-07-08 11:22:35,869 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:22:35,870 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687206933] [2020-07-08 11:22:35,870 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:22:35,870 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-08 11:22:35,871 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2022596227] [2020-07-08 11:22:35,872 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-07-08 11:22:35,873 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:22:35,873 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-08 11:22:35,949 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 47 edges. 47 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:22:35,949 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-08 11:22:35,949 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:22:35,950 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-08 11:22:35,950 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-08 11:22:35,950 INFO L87 Difference]: Start difference. First operand 114 states and 133 transitions. Second operand 4 states. [2020-07-08 11:22:37,311 WARN L193 SmtUtils]: Spent 245.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 11:22:40,639 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:22:40,639 INFO L93 Difference]: Finished difference Result 193 states and 235 transitions. [2020-07-08 11:22:40,639 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-08 11:22:40,639 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-07-08 11:22:40,640 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:22:40,640 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:22:40,646 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 235 transitions. [2020-07-08 11:22:40,647 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:22:40,653 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 235 transitions. [2020-07-08 11:22:40,653 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 235 transitions. [2020-07-08 11:22:41,543 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 235 edges. 235 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:22:41,550 INFO L225 Difference]: With dead ends: 193 [2020-07-08 11:22:41,551 INFO L226 Difference]: Without dead ends: 131 [2020-07-08 11:22:41,552 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-08 11:22:41,552 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 131 states. [2020-07-08 11:22:42,920 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 131 to 105. [2020-07-08 11:22:42,921 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:22:42,921 INFO L82 GeneralOperation]: Start isEquivalent. First operand 131 states. Second operand 105 states. [2020-07-08 11:22:42,921 INFO L74 IsIncluded]: Start isIncluded. First operand 131 states. Second operand 105 states. [2020-07-08 11:22:42,922 INFO L87 Difference]: Start difference. First operand 131 states. Second operand 105 states. [2020-07-08 11:22:42,930 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:22:42,930 INFO L93 Difference]: Finished difference Result 131 states and 162 transitions. [2020-07-08 11:22:42,930 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 162 transitions. [2020-07-08 11:22:42,931 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:22:42,932 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:22:42,932 INFO L74 IsIncluded]: Start isIncluded. First operand 105 states. Second operand 131 states. [2020-07-08 11:22:42,932 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 131 states. [2020-07-08 11:22:42,939 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:22:42,940 INFO L93 Difference]: Finished difference Result 131 states and 162 transitions. [2020-07-08 11:22:42,940 INFO L276 IsEmpty]: Start isEmpty. Operand 131 states and 162 transitions. [2020-07-08 11:22:42,941 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:22:42,941 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:22:42,941 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:22:42,941 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:22:42,942 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-07-08 11:22:42,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 121 transitions. [2020-07-08 11:22:42,946 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 121 transitions. Word has length 47 [2020-07-08 11:22:42,947 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:22:42,947 INFO L479 AbstractCegarLoop]: Abstraction has 105 states and 121 transitions. [2020-07-08 11:22:42,947 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-08 11:22:42,947 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 121 transitions. [2020-07-08 11:22:42,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-08 11:22:42,948 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:22:42,949 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] [2020-07-08 11:22:42,949 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-08 11:22:42,949 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:22:42,949 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:22:42,950 INFO L82 PathProgramCache]: Analyzing trace with hash 969654456, now seen corresponding path program 1 times [2020-07-08 11:22:42,950 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:22:42,950 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1228963665] [2020-07-08 11:22:42,950 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:22:42,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:22:43,403 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:22:43,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:22:43,511 INFO L280 TraceCheckUtils]: 0: Hoare triple {1760#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~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~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {1741#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:22:43,514 INFO L280 TraceCheckUtils]: 1: Hoare triple {1741#(= 1 ~systemActive~0)} assume true; {1741#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:22:43,514 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1741#(= 1 ~systemActive~0)} {1736#true} #494#return; {1741#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:22:43,516 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:22:43,523 INFO L280 TraceCheckUtils]: 0: Hoare triple {1736#true} assume true; {1736#true} is VALID [2020-07-08 11:22:43,525 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1736#true} {1741#(= 1 ~systemActive~0)} #410#return; {1741#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:22:43,526 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:22:43,530 INFO L280 TraceCheckUtils]: 0: Hoare triple {1736#true} assume true; {1736#true} is VALID [2020-07-08 11:22:43,531 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1736#true} {1741#(= 1 ~systemActive~0)} #412#return; {1741#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:22:43,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:22:43,600 INFO L280 TraceCheckUtils]: 0: Hoare triple {1736#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1761#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-08 11:22:43,600 INFO L280 TraceCheckUtils]: 1: Hoare triple {1761#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1761#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-08 11:22:43,602 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1761#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1741#(= 1 ~systemActive~0)} #414#return; {1749#(= |main_#t~ret11| ~systemActive~0)} is VALID [2020-07-08 11:22:43,603 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:22:43,606 INFO L280 TraceCheckUtils]: 0: Hoare triple {1736#true} assume true; {1736#true} is VALID [2020-07-08 11:22:43,607 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1736#true} {1751#(not (= 0 ~systemActive~0))} #416#return; {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:22:43,607 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:22:43,618 INFO L280 TraceCheckUtils]: 0: Hoare triple {1736#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {1736#true} is VALID [2020-07-08 11:22:43,618 INFO L280 TraceCheckUtils]: 1: Hoare triple {1736#true} assume true; {1736#true} is VALID [2020-07-08 11:22:43,619 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1736#true} {1737#false} #404#return; {1737#false} is VALID [2020-07-08 11:22:43,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:22:43,634 INFO L280 TraceCheckUtils]: 0: Hoare triple {1736#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {1736#true} is VALID [2020-07-08 11:22:43,634 INFO L280 TraceCheckUtils]: 1: Hoare triple {1736#true} assume true; {1736#true} is VALID [2020-07-08 11:22:43,634 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1736#true} {1737#false} #406#return; {1737#false} is VALID [2020-07-08 11:22:43,639 INFO L263 TraceCheckUtils]: 0: Hoare triple {1736#true} call ULTIMATE.init(); {1760#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~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~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:22:43,644 INFO L280 TraceCheckUtils]: 1: Hoare triple {1760#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~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~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {1741#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:22:43,645 INFO L280 TraceCheckUtils]: 2: Hoare triple {1741#(= 1 ~systemActive~0)} assume true; {1741#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:22:43,645 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1741#(= 1 ~systemActive~0)} {1736#true} #494#return; {1741#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:22:43,646 INFO L263 TraceCheckUtils]: 4: Hoare triple {1741#(= 1 ~systemActive~0)} call #t~ret72 := main(); {1741#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:22:43,647 INFO L280 TraceCheckUtils]: 5: Hoare triple {1741#(= 1 ~systemActive~0)} havoc ~retValue_acc~5;havoc ~tmp~0; {1741#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:22:43,647 INFO L263 TraceCheckUtils]: 6: Hoare triple {1741#(= 1 ~systemActive~0)} call select_helpers(); {1736#true} is VALID [2020-07-08 11:22:43,647 INFO L280 TraceCheckUtils]: 7: Hoare triple {1736#true} assume true; {1736#true} is VALID [2020-07-08 11:22:43,648 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1736#true} {1741#(= 1 ~systemActive~0)} #410#return; {1741#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:22:43,648 INFO L263 TraceCheckUtils]: 9: Hoare triple {1741#(= 1 ~systemActive~0)} call select_features(); {1736#true} is VALID [2020-07-08 11:22:43,649 INFO L280 TraceCheckUtils]: 10: Hoare triple {1736#true} assume true; {1736#true} is VALID [2020-07-08 11:22:43,650 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1736#true} {1741#(= 1 ~systemActive~0)} #412#return; {1741#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:22:43,651 INFO L263 TraceCheckUtils]: 12: Hoare triple {1741#(= 1 ~systemActive~0)} call #t~ret11 := valid_product(); {1736#true} is VALID [2020-07-08 11:22:43,653 INFO L280 TraceCheckUtils]: 13: Hoare triple {1736#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1761#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-08 11:22:43,656 INFO L280 TraceCheckUtils]: 14: Hoare triple {1761#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1761#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-08 11:22:43,664 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1761#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1741#(= 1 ~systemActive~0)} #414#return; {1749#(= |main_#t~ret11| ~systemActive~0)} is VALID [2020-07-08 11:22:43,667 INFO L280 TraceCheckUtils]: 16: Hoare triple {1749#(= |main_#t~ret11| ~systemActive~0)} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp~0 := #t~ret11;havoc #t~ret11; {1750#(= main_~tmp~0 ~systemActive~0)} is VALID [2020-07-08 11:22:43,668 INFO L280 TraceCheckUtils]: 17: Hoare triple {1750#(= main_~tmp~0 ~systemActive~0)} assume 0 != ~tmp~0; {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:22:43,668 INFO L263 TraceCheckUtils]: 18: Hoare triple {1751#(not (= 0 ~systemActive~0))} call setup(); {1736#true} is VALID [2020-07-08 11:22:43,668 INFO L280 TraceCheckUtils]: 19: Hoare triple {1736#true} assume true; {1736#true} is VALID [2020-07-08 11:22:43,669 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1736#true} {1751#(not (= 0 ~systemActive~0))} #416#return; {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:22:43,671 INFO L263 TraceCheckUtils]: 21: Hoare triple {1751#(not (= 0 ~systemActive~0))} call runTest(); {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:22:43,672 INFO L263 TraceCheckUtils]: 22: Hoare triple {1751#(not (= 0 ~systemActive~0))} call test(); {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:22:43,672 INFO L280 TraceCheckUtils]: 23: Hoare triple {1751#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:22:43,673 INFO L280 TraceCheckUtils]: 24: Hoare triple {1751#(not (= 0 ~systemActive~0))} assume !false; {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:22:43,674 INFO L280 TraceCheckUtils]: 25: Hoare triple {1751#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:22:43,674 INFO L280 TraceCheckUtils]: 26: Hoare triple {1751#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet68 && #t~nondet68 <= 2147483647;~tmp~7 := #t~nondet68;havoc #t~nondet68; {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:22:43,675 INFO L280 TraceCheckUtils]: 27: Hoare triple {1751#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~7); {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:22:43,676 INFO L280 TraceCheckUtils]: 28: Hoare triple {1751#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet69 && #t~nondet69 <= 2147483647;~tmp___0~2 := #t~nondet69;havoc #t~nondet69; {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:22:43,677 INFO L280 TraceCheckUtils]: 29: Hoare triple {1751#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~2); {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:22:43,677 INFO L280 TraceCheckUtils]: 30: Hoare triple {1751#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp___2~0 := #t~nondet70;havoc #t~nondet70; {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:22:43,678 INFO L280 TraceCheckUtils]: 31: Hoare triple {1751#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet71 && #t~nondet71 <= 2147483647;~tmp___1~0 := #t~nondet71;havoc #t~nondet71; {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:22:43,681 INFO L280 TraceCheckUtils]: 32: Hoare triple {1751#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___1~0); {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:22:43,681 INFO L263 TraceCheckUtils]: 33: Hoare triple {1751#(not (= 0 ~systemActive~0))} call timeShift(); {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:22:43,682 INFO L280 TraceCheckUtils]: 34: Hoare triple {1751#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1751#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:22:43,682 INFO L280 TraceCheckUtils]: 35: Hoare triple {1751#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1737#false} is VALID [2020-07-08 11:22:43,683 INFO L263 TraceCheckUtils]: 36: Hoare triple {1737#false} call __utac_acc__Specification4_spec__1(); {1737#false} is VALID [2020-07-08 11:22:43,683 INFO L280 TraceCheckUtils]: 37: Hoare triple {1737#false} havoc ~tmp~4;havoc ~tmp___0~0; {1737#false} is VALID [2020-07-08 11:22:43,683 INFO L263 TraceCheckUtils]: 38: Hoare triple {1737#false} call #t~ret47 := getWaterLevel(); {1736#true} is VALID [2020-07-08 11:22:43,683 INFO L280 TraceCheckUtils]: 39: Hoare triple {1736#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {1736#true} is VALID [2020-07-08 11:22:43,684 INFO L280 TraceCheckUtils]: 40: Hoare triple {1736#true} assume true; {1736#true} is VALID [2020-07-08 11:22:43,684 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {1736#true} {1737#false} #404#return; {1737#false} is VALID [2020-07-08 11:22:43,684 INFO L280 TraceCheckUtils]: 42: Hoare triple {1737#false} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {1737#false} is VALID [2020-07-08 11:22:43,684 INFO L280 TraceCheckUtils]: 43: Hoare triple {1737#false} assume 0 == ~tmp~4; {1737#false} is VALID [2020-07-08 11:22:43,685 INFO L263 TraceCheckUtils]: 44: Hoare triple {1737#false} call #t~ret48 := isPumpRunning(); {1736#true} is VALID [2020-07-08 11:22:43,685 INFO L280 TraceCheckUtils]: 45: Hoare triple {1736#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {1736#true} is VALID [2020-07-08 11:22:43,685 INFO L280 TraceCheckUtils]: 46: Hoare triple {1736#true} assume true; {1736#true} is VALID [2020-07-08 11:22:43,685 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {1736#true} {1737#false} #406#return; {1737#false} is VALID [2020-07-08 11:22:43,686 INFO L280 TraceCheckUtils]: 48: Hoare triple {1737#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {1737#false} is VALID [2020-07-08 11:22:43,686 INFO L280 TraceCheckUtils]: 49: Hoare triple {1737#false} assume 0 != ~tmp___0~0; {1737#false} is VALID [2020-07-08 11:22:43,686 INFO L263 TraceCheckUtils]: 50: Hoare triple {1737#false} call __automaton_fail(); {1737#false} is VALID [2020-07-08 11:22:43,686 INFO L280 TraceCheckUtils]: 51: Hoare triple {1737#false} assume !false; {1737#false} is VALID [2020-07-08 11:22:43,693 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:22:43,694 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1228963665] [2020-07-08 11:22:43,694 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:22:43,694 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-08 11:22:43,695 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [729593147] [2020-07-08 11:22:43,695 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-07-08 11:22:43,696 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:22:43,696 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-08 11:22:43,770 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:22:43,771 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-08 11:22:43,771 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:22:43,771 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-08 11:22:43,772 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-08 11:22:43,772 INFO L87 Difference]: Start difference. First operand 105 states and 121 transitions. Second operand 8 states. [2020-07-08 11:22:44,636 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:22:45,714 WARN L193 SmtUtils]: Spent 285.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-08 11:22:46,175 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:22:46,537 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:22:51,003 WARN L193 SmtUtils]: Spent 266.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 11:23:00,676 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:23:00,676 INFO L93 Difference]: Finished difference Result 366 states and 454 transitions. [2020-07-08 11:23:00,676 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-08 11:23:00,677 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-07-08 11:23:00,677 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:23:00,677 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:23:00,688 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 454 transitions. [2020-07-08 11:23:00,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:23:00,698 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 454 transitions. [2020-07-08 11:23:00,698 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 454 transitions. [2020-07-08 11:23:02,378 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 454 edges. 454 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:23:02,391 INFO L225 Difference]: With dead ends: 366 [2020-07-08 11:23:02,391 INFO L226 Difference]: Without dead ends: 285 [2020-07-08 11:23:02,392 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-08 11:23:02,398 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 285 states. [2020-07-08 11:23:05,446 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 285 to 224. [2020-07-08 11:23:05,446 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:23:05,446 INFO L82 GeneralOperation]: Start isEquivalent. First operand 285 states. Second operand 224 states. [2020-07-08 11:23:05,447 INFO L74 IsIncluded]: Start isIncluded. First operand 285 states. Second operand 224 states. [2020-07-08 11:23:05,447 INFO L87 Difference]: Start difference. First operand 285 states. Second operand 224 states. [2020-07-08 11:23:05,463 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:23:05,463 INFO L93 Difference]: Finished difference Result 285 states and 350 transitions. [2020-07-08 11:23:05,464 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 350 transitions. [2020-07-08 11:23:05,465 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:23:05,465 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:23:05,466 INFO L74 IsIncluded]: Start isIncluded. First operand 224 states. Second operand 285 states. [2020-07-08 11:23:05,466 INFO L87 Difference]: Start difference. First operand 224 states. Second operand 285 states. [2020-07-08 11:23:05,481 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:23:05,481 INFO L93 Difference]: Finished difference Result 285 states and 350 transitions. [2020-07-08 11:23:05,481 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 350 transitions. [2020-07-08 11:23:05,483 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:23:05,483 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:23:05,483 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:23:05,483 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:23:05,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 224 states. [2020-07-08 11:23:05,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 224 states and 270 transitions. [2020-07-08 11:23:05,494 INFO L78 Accepts]: Start accepts. Automaton has 224 states and 270 transitions. Word has length 52 [2020-07-08 11:23:05,494 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:23:05,494 INFO L479 AbstractCegarLoop]: Abstraction has 224 states and 270 transitions. [2020-07-08 11:23:05,494 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-08 11:23:05,495 INFO L276 IsEmpty]: Start isEmpty. Operand 224 states and 270 transitions. [2020-07-08 11:23:05,496 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-08 11:23:05,496 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:23:05,496 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] [2020-07-08 11:23:05,496 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-08 11:23:05,497 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:23:05,497 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:23:05,497 INFO L82 PathProgramCache]: Analyzing trace with hash 1151197578, now seen corresponding path program 1 times [2020-07-08 11:23:05,497 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:23:05,497 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1590145073] [2020-07-08 11:23:05,498 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:23:05,530 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:05,972 WARN L193 SmtUtils]: Spent 252.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:23:06,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:06,053 INFO L280 TraceCheckUtils]: 0: Hoare triple {3210#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~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~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {3185#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:23:06,053 INFO L280 TraceCheckUtils]: 1: Hoare triple {3185#(= 1 ~waterLevel~0)} assume true; {3185#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:23:06,054 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3185#(= 1 ~waterLevel~0)} {3180#true} #494#return; {3185#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:23:06,055 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:06,057 INFO L280 TraceCheckUtils]: 0: Hoare triple {3180#true} assume true; {3180#true} is VALID [2020-07-08 11:23:06,058 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3180#true} {3185#(= 1 ~waterLevel~0)} #410#return; {3185#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:23:06,059 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:06,067 INFO L280 TraceCheckUtils]: 0: Hoare triple {3180#true} assume true; {3180#true} is VALID [2020-07-08 11:23:06,071 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3180#true} {3185#(= 1 ~waterLevel~0)} #412#return; {3185#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:23:06,073 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:06,121 INFO L280 TraceCheckUtils]: 0: Hoare triple {3180#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {3211#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-08 11:23:06,122 INFO L280 TraceCheckUtils]: 1: Hoare triple {3211#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {3211#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-08 11:23:06,123 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3211#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {3185#(= 1 ~waterLevel~0)} #414#return; {3193#(= |main_#t~ret11| ~waterLevel~0)} is VALID [2020-07-08 11:23:06,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:06,127 INFO L280 TraceCheckUtils]: 0: Hoare triple {3180#true} assume true; {3180#true} is VALID [2020-07-08 11:23:06,128 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3180#true} {3195#(not (= 0 ~waterLevel~0))} #416#return; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:06,148 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:06,152 INFO L280 TraceCheckUtils]: 0: Hoare triple {3212#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3180#true} is VALID [2020-07-08 11:23:06,152 INFO L280 TraceCheckUtils]: 1: Hoare triple {3180#true} ~systemActive~0 := 0; {3180#true} is VALID [2020-07-08 11:23:06,153 INFO L280 TraceCheckUtils]: 2: Hoare triple {3180#true} assume true; {3180#true} is VALID [2020-07-08 11:23:06,153 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3180#true} {3195#(not (= 0 ~waterLevel~0))} #468#return; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:06,155 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:06,174 INFO L280 TraceCheckUtils]: 0: Hoare triple {3180#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {3213#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:23:06,175 INFO L280 TraceCheckUtils]: 1: Hoare triple {3213#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3213#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:23:06,176 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3213#(= |getWaterLevel_#res| ~waterLevel~0)} {3195#(not (= 0 ~waterLevel~0))} #404#return; {3205#(not (= |__utac_acc__Specification4_spec__1_#t~ret47| 0))} is VALID [2020-07-08 11:23:06,177 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:06,179 INFO L280 TraceCheckUtils]: 0: Hoare triple {3180#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {3180#true} is VALID [2020-07-08 11:23:06,180 INFO L280 TraceCheckUtils]: 1: Hoare triple {3180#true} assume true; {3180#true} is VALID [2020-07-08 11:23:06,180 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3180#true} {3181#false} #406#return; {3181#false} is VALID [2020-07-08 11:23:06,185 INFO L263 TraceCheckUtils]: 0: Hoare triple {3180#true} call ULTIMATE.init(); {3210#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~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~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:23:06,190 INFO L280 TraceCheckUtils]: 1: Hoare triple {3210#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~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~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {3185#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:23:06,191 INFO L280 TraceCheckUtils]: 2: Hoare triple {3185#(= 1 ~waterLevel~0)} assume true; {3185#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:23:06,192 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3185#(= 1 ~waterLevel~0)} {3180#true} #494#return; {3185#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:23:06,193 INFO L263 TraceCheckUtils]: 4: Hoare triple {3185#(= 1 ~waterLevel~0)} call #t~ret72 := main(); {3185#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:23:06,193 INFO L280 TraceCheckUtils]: 5: Hoare triple {3185#(= 1 ~waterLevel~0)} havoc ~retValue_acc~5;havoc ~tmp~0; {3185#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:23:06,193 INFO L263 TraceCheckUtils]: 6: Hoare triple {3185#(= 1 ~waterLevel~0)} call select_helpers(); {3180#true} is VALID [2020-07-08 11:23:06,194 INFO L280 TraceCheckUtils]: 7: Hoare triple {3180#true} assume true; {3180#true} is VALID [2020-07-08 11:23:06,194 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3180#true} {3185#(= 1 ~waterLevel~0)} #410#return; {3185#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:23:06,195 INFO L263 TraceCheckUtils]: 9: Hoare triple {3185#(= 1 ~waterLevel~0)} call select_features(); {3180#true} is VALID [2020-07-08 11:23:06,195 INFO L280 TraceCheckUtils]: 10: Hoare triple {3180#true} assume true; {3180#true} is VALID [2020-07-08 11:23:06,196 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3180#true} {3185#(= 1 ~waterLevel~0)} #412#return; {3185#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:23:06,196 INFO L263 TraceCheckUtils]: 12: Hoare triple {3185#(= 1 ~waterLevel~0)} call #t~ret11 := valid_product(); {3180#true} is VALID [2020-07-08 11:23:06,197 INFO L280 TraceCheckUtils]: 13: Hoare triple {3180#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {3211#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-08 11:23:06,198 INFO L280 TraceCheckUtils]: 14: Hoare triple {3211#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {3211#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-08 11:23:06,199 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3211#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {3185#(= 1 ~waterLevel~0)} #414#return; {3193#(= |main_#t~ret11| ~waterLevel~0)} is VALID [2020-07-08 11:23:06,200 INFO L280 TraceCheckUtils]: 16: Hoare triple {3193#(= |main_#t~ret11| ~waterLevel~0)} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp~0 := #t~ret11;havoc #t~ret11; {3194#(= main_~tmp~0 ~waterLevel~0)} is VALID [2020-07-08 11:23:06,201 INFO L280 TraceCheckUtils]: 17: Hoare triple {3194#(= main_~tmp~0 ~waterLevel~0)} assume 0 != ~tmp~0; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:06,201 INFO L263 TraceCheckUtils]: 18: Hoare triple {3195#(not (= 0 ~waterLevel~0))} call setup(); {3180#true} is VALID [2020-07-08 11:23:06,201 INFO L280 TraceCheckUtils]: 19: Hoare triple {3180#true} assume true; {3180#true} is VALID [2020-07-08 11:23:06,202 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3180#true} {3195#(not (= 0 ~waterLevel~0))} #416#return; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:06,203 INFO L263 TraceCheckUtils]: 21: Hoare triple {3195#(not (= 0 ~waterLevel~0))} call runTest(); {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:06,203 INFO L263 TraceCheckUtils]: 22: Hoare triple {3195#(not (= 0 ~waterLevel~0))} call test(); {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:06,204 INFO L280 TraceCheckUtils]: 23: Hoare triple {3195#(not (= 0 ~waterLevel~0))} havoc ~splverifierCounter~0;havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:06,205 INFO L280 TraceCheckUtils]: 24: Hoare triple {3195#(not (= 0 ~waterLevel~0))} assume !false; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:06,205 INFO L280 TraceCheckUtils]: 25: Hoare triple {3195#(not (= 0 ~waterLevel~0))} assume ~splverifierCounter~0 < 4; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:06,206 INFO L280 TraceCheckUtils]: 26: Hoare triple {3195#(not (= 0 ~waterLevel~0))} assume -2147483648 <= #t~nondet68 && #t~nondet68 <= 2147483647;~tmp~7 := #t~nondet68;havoc #t~nondet68; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:06,207 INFO L280 TraceCheckUtils]: 27: Hoare triple {3195#(not (= 0 ~waterLevel~0))} assume !(0 != ~tmp~7); {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:06,207 INFO L280 TraceCheckUtils]: 28: Hoare triple {3195#(not (= 0 ~waterLevel~0))} assume -2147483648 <= #t~nondet69 && #t~nondet69 <= 2147483647;~tmp___0~2 := #t~nondet69;havoc #t~nondet69; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:06,208 INFO L280 TraceCheckUtils]: 29: Hoare triple {3195#(not (= 0 ~waterLevel~0))} assume !(0 != ~tmp___0~2); {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:06,209 INFO L280 TraceCheckUtils]: 30: Hoare triple {3195#(not (= 0 ~waterLevel~0))} assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp___2~0 := #t~nondet70;havoc #t~nondet70; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:06,209 INFO L280 TraceCheckUtils]: 31: Hoare triple {3195#(not (= 0 ~waterLevel~0))} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet71 && #t~nondet71 <= 2147483647;~tmp___1~0 := #t~nondet71;havoc #t~nondet71; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:06,210 INFO L280 TraceCheckUtils]: 32: Hoare triple {3195#(not (= 0 ~waterLevel~0))} assume 0 != ~tmp___1~0; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:06,211 INFO L263 TraceCheckUtils]: 33: Hoare triple {3195#(not (= 0 ~waterLevel~0))} call stopSystem(); {3212#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-08 11:23:06,211 INFO L280 TraceCheckUtils]: 34: Hoare triple {3212#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3180#true} is VALID [2020-07-08 11:23:06,212 INFO L280 TraceCheckUtils]: 35: Hoare triple {3180#true} ~systemActive~0 := 0; {3180#true} is VALID [2020-07-08 11:23:06,212 INFO L280 TraceCheckUtils]: 36: Hoare triple {3180#true} assume true; {3180#true} is VALID [2020-07-08 11:23:06,213 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3180#true} {3195#(not (= 0 ~waterLevel~0))} #468#return; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:06,213 INFO L263 TraceCheckUtils]: 38: Hoare triple {3195#(not (= 0 ~waterLevel~0))} call timeShift(); {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:06,214 INFO L280 TraceCheckUtils]: 39: Hoare triple {3195#(not (= 0 ~waterLevel~0))} assume !(0 != ~pumpRunning~0); {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:06,215 INFO L280 TraceCheckUtils]: 40: Hoare triple {3195#(not (= 0 ~waterLevel~0))} assume !(0 != ~systemActive~0); {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:06,215 INFO L263 TraceCheckUtils]: 41: Hoare triple {3195#(not (= 0 ~waterLevel~0))} call __utac_acc__Specification4_spec__1(); {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:06,216 INFO L280 TraceCheckUtils]: 42: Hoare triple {3195#(not (= 0 ~waterLevel~0))} havoc ~tmp~4;havoc ~tmp___0~0; {3195#(not (= 0 ~waterLevel~0))} is VALID [2020-07-08 11:23:06,216 INFO L263 TraceCheckUtils]: 43: Hoare triple {3195#(not (= 0 ~waterLevel~0))} call #t~ret47 := getWaterLevel(); {3180#true} is VALID [2020-07-08 11:23:06,217 INFO L280 TraceCheckUtils]: 44: Hoare triple {3180#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {3213#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:23:06,218 INFO L280 TraceCheckUtils]: 45: Hoare triple {3213#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3213#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:23:06,219 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3213#(= |getWaterLevel_#res| ~waterLevel~0)} {3195#(not (= 0 ~waterLevel~0))} #404#return; {3205#(not (= |__utac_acc__Specification4_spec__1_#t~ret47| 0))} is VALID [2020-07-08 11:23:06,219 INFO L280 TraceCheckUtils]: 47: Hoare triple {3205#(not (= |__utac_acc__Specification4_spec__1_#t~ret47| 0))} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {3206#(not (= 0 __utac_acc__Specification4_spec__1_~tmp~4))} is VALID [2020-07-08 11:23:06,220 INFO L280 TraceCheckUtils]: 48: Hoare triple {3206#(not (= 0 __utac_acc__Specification4_spec__1_~tmp~4))} assume 0 == ~tmp~4; {3181#false} is VALID [2020-07-08 11:23:06,220 INFO L263 TraceCheckUtils]: 49: Hoare triple {3181#false} call #t~ret48 := isPumpRunning(); {3180#true} is VALID [2020-07-08 11:23:06,220 INFO L280 TraceCheckUtils]: 50: Hoare triple {3180#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {3180#true} is VALID [2020-07-08 11:23:06,221 INFO L280 TraceCheckUtils]: 51: Hoare triple {3180#true} assume true; {3180#true} is VALID [2020-07-08 11:23:06,221 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3180#true} {3181#false} #406#return; {3181#false} is VALID [2020-07-08 11:23:06,221 INFO L280 TraceCheckUtils]: 53: Hoare triple {3181#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {3181#false} is VALID [2020-07-08 11:23:06,221 INFO L280 TraceCheckUtils]: 54: Hoare triple {3181#false} assume 0 != ~tmp___0~0; {3181#false} is VALID [2020-07-08 11:23:06,221 INFO L263 TraceCheckUtils]: 55: Hoare triple {3181#false} call __automaton_fail(); {3181#false} is VALID [2020-07-08 11:23:06,222 INFO L280 TraceCheckUtils]: 56: Hoare triple {3181#false} assume !false; {3181#false} is VALID [2020-07-08 11:23:06,230 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:23:06,231 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1590145073] [2020-07-08 11:23:06,231 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:23:06,231 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-07-08 11:23:06,231 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1819124035] [2020-07-08 11:23:06,232 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 57 [2020-07-08 11:23:06,232 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:23:06,233 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2020-07-08 11:23:06,308 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:23:06,308 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-08 11:23:06,308 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:23:06,308 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-08 11:23:06,309 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-07-08 11:23:06,309 INFO L87 Difference]: Start difference. First operand 224 states and 270 transitions. Second operand 12 states. [2020-07-08 11:23:07,439 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:23:08,709 WARN L193 SmtUtils]: Spent 262.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-08 11:23:09,255 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:23:09,637 WARN L193 SmtUtils]: Spent 256.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:23:12,601 WARN L193 SmtUtils]: Spent 239.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 11:23:18,655 WARN L193 SmtUtils]: Spent 272.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:23:20,410 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-08 11:23:21,491 WARN L193 SmtUtils]: Spent 271.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-08 11:23:22,080 WARN L193 SmtUtils]: Spent 273.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-08 11:23:22,744 WARN L193 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:23:24,104 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-08 11:23:25,073 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-08 11:23:25,747 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:23:37,591 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:23:37,591 INFO L93 Difference]: Finished difference Result 891 states and 1198 transitions. [2020-07-08 11:23:37,592 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-07-08 11:23:37,592 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 57 [2020-07-08 11:23:37,592 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:23:37,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-08 11:23:37,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 554 transitions. [2020-07-08 11:23:37,605 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-08 11:23:37,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 554 transitions. [2020-07-08 11:23:37,618 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 21 states and 554 transitions. [2020-07-08 11:23:39,651 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 554 edges. 554 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:23:39,696 INFO L225 Difference]: With dead ends: 891 [2020-07-08 11:23:39,696 INFO L226 Difference]: Without dead ends: 691 [2020-07-08 11:23:39,699 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 5.0s TimeCoverageRelationStatistics Valid=155, Invalid=547, Unknown=0, NotChecked=0, Total=702 [2020-07-08 11:23:39,701 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 691 states. [2020-07-08 11:23:47,452 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 691 to 594. [2020-07-08 11:23:47,452 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:23:47,452 INFO L82 GeneralOperation]: Start isEquivalent. First operand 691 states. Second operand 594 states. [2020-07-08 11:23:47,452 INFO L74 IsIncluded]: Start isIncluded. First operand 691 states. Second operand 594 states. [2020-07-08 11:23:47,452 INFO L87 Difference]: Start difference. First operand 691 states. Second operand 594 states. [2020-07-08 11:23:47,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:23:47,501 INFO L93 Difference]: Finished difference Result 691 states and 911 transitions. [2020-07-08 11:23:47,501 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 911 transitions. [2020-07-08 11:23:47,504 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:23:47,504 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:23:47,504 INFO L74 IsIncluded]: Start isIncluded. First operand 594 states. Second operand 691 states. [2020-07-08 11:23:47,505 INFO L87 Difference]: Start difference. First operand 594 states. Second operand 691 states. [2020-07-08 11:23:47,549 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:23:47,549 INFO L93 Difference]: Finished difference Result 691 states and 911 transitions. [2020-07-08 11:23:47,550 INFO L276 IsEmpty]: Start isEmpty. Operand 691 states and 911 transitions. [2020-07-08 11:23:47,553 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:23:47,553 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:23:47,553 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:23:47,553 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:23:47,553 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 594 states. [2020-07-08 11:23:47,585 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 594 states to 594 states and 736 transitions. [2020-07-08 11:23:47,586 INFO L78 Accepts]: Start accepts. Automaton has 594 states and 736 transitions. Word has length 57 [2020-07-08 11:23:47,586 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:23:47,586 INFO L479 AbstractCegarLoop]: Abstraction has 594 states and 736 transitions. [2020-07-08 11:23:47,587 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-08 11:23:47,587 INFO L276 IsEmpty]: Start isEmpty. Operand 594 states and 736 transitions. [2020-07-08 11:23:47,588 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-07-08 11:23:47,589 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:23:47,589 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] [2020-07-08 11:23:47,589 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-08 11:23:47,589 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:23:47,589 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:23:47,590 INFO L82 PathProgramCache]: Analyzing trace with hash 1679599728, now seen corresponding path program 1 times [2020-07-08 11:23:47,590 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:23:47,590 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [278099219] [2020-07-08 11:23:47,590 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:23:47,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:47,909 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:23:47,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:48,008 INFO L280 TraceCheckUtils]: 0: Hoare triple {6742#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~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~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,018 INFO L280 TraceCheckUtils]: 1: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume true; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,019 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6719#(= 0 ~pumpRunning~0)} {6714#true} #494#return; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:48,022 INFO L280 TraceCheckUtils]: 0: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-08 11:23:48,023 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6714#true} {6719#(= 0 ~pumpRunning~0)} #410#return; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,024 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:48,027 INFO L280 TraceCheckUtils]: 0: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-08 11:23:48,027 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6714#true} {6719#(= 0 ~pumpRunning~0)} #412#return; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:48,033 INFO L280 TraceCheckUtils]: 0: Hoare triple {6714#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {6714#true} is VALID [2020-07-08 11:23:48,033 INFO L280 TraceCheckUtils]: 1: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-08 11:23:48,034 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6714#true} {6719#(= 0 ~pumpRunning~0)} #414#return; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,035 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:48,037 INFO L280 TraceCheckUtils]: 0: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-08 11:23:48,038 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6714#true} {6719#(= 0 ~pumpRunning~0)} #416#return; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:48,058 INFO L280 TraceCheckUtils]: 0: Hoare triple {6743#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,059 INFO L280 TraceCheckUtils]: 1: Hoare triple {6719#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,059 INFO L280 TraceCheckUtils]: 2: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume true; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,060 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6719#(= 0 ~pumpRunning~0)} {6719#(= 0 ~pumpRunning~0)} #468#return; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,071 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:48,076 INFO L280 TraceCheckUtils]: 0: Hoare triple {6744#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {6714#true} is VALID [2020-07-08 11:23:48,077 INFO L280 TraceCheckUtils]: 1: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-08 11:23:48,077 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6714#true} {6715#false} #474#return; {6715#false} is VALID [2020-07-08 11:23:48,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:48,084 INFO L280 TraceCheckUtils]: 0: Hoare triple {6714#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {6714#true} is VALID [2020-07-08 11:23:48,085 INFO L280 TraceCheckUtils]: 1: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-08 11:23:48,085 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6714#true} {6715#false} #404#return; {6715#false} is VALID [2020-07-08 11:23:48,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:23:48,088 INFO L280 TraceCheckUtils]: 0: Hoare triple {6714#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {6714#true} is VALID [2020-07-08 11:23:48,088 INFO L280 TraceCheckUtils]: 1: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-08 11:23:48,089 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6714#true} {6715#false} #406#return; {6715#false} is VALID [2020-07-08 11:23:48,094 INFO L263 TraceCheckUtils]: 0: Hoare triple {6714#true} call ULTIMATE.init(); {6742#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~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~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:23:48,100 INFO L280 TraceCheckUtils]: 1: Hoare triple {6742#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~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~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,101 INFO L280 TraceCheckUtils]: 2: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume true; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,103 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6719#(= 0 ~pumpRunning~0)} {6714#true} #494#return; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,104 INFO L263 TraceCheckUtils]: 4: Hoare triple {6719#(= 0 ~pumpRunning~0)} call #t~ret72 := main(); {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,105 INFO L280 TraceCheckUtils]: 5: Hoare triple {6719#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~5;havoc ~tmp~0; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,105 INFO L263 TraceCheckUtils]: 6: Hoare triple {6719#(= 0 ~pumpRunning~0)} call select_helpers(); {6714#true} is VALID [2020-07-08 11:23:48,105 INFO L280 TraceCheckUtils]: 7: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-08 11:23:48,107 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6714#true} {6719#(= 0 ~pumpRunning~0)} #410#return; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,107 INFO L263 TraceCheckUtils]: 9: Hoare triple {6719#(= 0 ~pumpRunning~0)} call select_features(); {6714#true} is VALID [2020-07-08 11:23:48,107 INFO L280 TraceCheckUtils]: 10: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-08 11:23:48,108 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {6714#true} {6719#(= 0 ~pumpRunning~0)} #412#return; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,108 INFO L263 TraceCheckUtils]: 12: Hoare triple {6719#(= 0 ~pumpRunning~0)} call #t~ret11 := valid_product(); {6714#true} is VALID [2020-07-08 11:23:48,108 INFO L280 TraceCheckUtils]: 13: Hoare triple {6714#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {6714#true} is VALID [2020-07-08 11:23:48,108 INFO L280 TraceCheckUtils]: 14: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-08 11:23:48,109 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {6714#true} {6719#(= 0 ~pumpRunning~0)} #414#return; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,110 INFO L280 TraceCheckUtils]: 16: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp~0 := #t~ret11;havoc #t~ret11; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,110 INFO L280 TraceCheckUtils]: 17: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~0; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,111 INFO L263 TraceCheckUtils]: 18: Hoare triple {6719#(= 0 ~pumpRunning~0)} call setup(); {6714#true} is VALID [2020-07-08 11:23:48,111 INFO L280 TraceCheckUtils]: 19: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-08 11:23:48,111 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {6714#true} {6719#(= 0 ~pumpRunning~0)} #416#return; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,112 INFO L263 TraceCheckUtils]: 21: Hoare triple {6719#(= 0 ~pumpRunning~0)} call runTest(); {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,113 INFO L263 TraceCheckUtils]: 22: Hoare triple {6719#(= 0 ~pumpRunning~0)} call test(); {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,113 INFO L280 TraceCheckUtils]: 23: Hoare triple {6719#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,114 INFO L280 TraceCheckUtils]: 24: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume !false; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,114 INFO L280 TraceCheckUtils]: 25: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,115 INFO L280 TraceCheckUtils]: 26: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet68 && #t~nondet68 <= 2147483647;~tmp~7 := #t~nondet68;havoc #t~nondet68; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,115 INFO L280 TraceCheckUtils]: 27: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~7); {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,116 INFO L280 TraceCheckUtils]: 28: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet69 && #t~nondet69 <= 2147483647;~tmp___0~2 := #t~nondet69;havoc #t~nondet69; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,116 INFO L280 TraceCheckUtils]: 29: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___0~2); {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,117 INFO L280 TraceCheckUtils]: 30: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp___2~0 := #t~nondet70;havoc #t~nondet70; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,118 INFO L280 TraceCheckUtils]: 31: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet71 && #t~nondet71 <= 2147483647;~tmp___1~0 := #t~nondet71;havoc #t~nondet71; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,118 INFO L280 TraceCheckUtils]: 32: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___1~0; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,119 INFO L263 TraceCheckUtils]: 33: Hoare triple {6719#(= 0 ~pumpRunning~0)} call stopSystem(); {6743#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-08 11:23:48,120 INFO L280 TraceCheckUtils]: 34: Hoare triple {6743#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,120 INFO L280 TraceCheckUtils]: 35: Hoare triple {6719#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,121 INFO L280 TraceCheckUtils]: 36: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume true; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,121 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {6719#(= 0 ~pumpRunning~0)} {6719#(= 0 ~pumpRunning~0)} #468#return; {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,122 INFO L263 TraceCheckUtils]: 38: Hoare triple {6719#(= 0 ~pumpRunning~0)} call timeShift(); {6719#(= 0 ~pumpRunning~0)} is VALID [2020-07-08 11:23:48,123 INFO L280 TraceCheckUtils]: 39: Hoare triple {6719#(= 0 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {6715#false} is VALID [2020-07-08 11:23:48,123 INFO L263 TraceCheckUtils]: 40: Hoare triple {6715#false} call lowerWaterLevel(); {6744#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:23:48,123 INFO L280 TraceCheckUtils]: 41: Hoare triple {6744#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {6714#true} is VALID [2020-07-08 11:23:48,124 INFO L280 TraceCheckUtils]: 42: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-08 11:23:48,124 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {6714#true} {6715#false} #474#return; {6715#false} is VALID [2020-07-08 11:23:48,124 INFO L280 TraceCheckUtils]: 44: Hoare triple {6715#false} assume !(0 != ~systemActive~0); {6715#false} is VALID [2020-07-08 11:23:48,124 INFO L263 TraceCheckUtils]: 45: Hoare triple {6715#false} call __utac_acc__Specification4_spec__1(); {6715#false} is VALID [2020-07-08 11:23:48,124 INFO L280 TraceCheckUtils]: 46: Hoare triple {6715#false} havoc ~tmp~4;havoc ~tmp___0~0; {6715#false} is VALID [2020-07-08 11:23:48,125 INFO L263 TraceCheckUtils]: 47: Hoare triple {6715#false} call #t~ret47 := getWaterLevel(); {6714#true} is VALID [2020-07-08 11:23:48,125 INFO L280 TraceCheckUtils]: 48: Hoare triple {6714#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {6714#true} is VALID [2020-07-08 11:23:48,125 INFO L280 TraceCheckUtils]: 49: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-08 11:23:48,125 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {6714#true} {6715#false} #404#return; {6715#false} is VALID [2020-07-08 11:23:48,125 INFO L280 TraceCheckUtils]: 51: Hoare triple {6715#false} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {6715#false} is VALID [2020-07-08 11:23:48,126 INFO L280 TraceCheckUtils]: 52: Hoare triple {6715#false} assume 0 == ~tmp~4; {6715#false} is VALID [2020-07-08 11:23:48,126 INFO L263 TraceCheckUtils]: 53: Hoare triple {6715#false} call #t~ret48 := isPumpRunning(); {6714#true} is VALID [2020-07-08 11:23:48,126 INFO L280 TraceCheckUtils]: 54: Hoare triple {6714#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {6714#true} is VALID [2020-07-08 11:23:48,126 INFO L280 TraceCheckUtils]: 55: Hoare triple {6714#true} assume true; {6714#true} is VALID [2020-07-08 11:23:48,126 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {6714#true} {6715#false} #406#return; {6715#false} is VALID [2020-07-08 11:23:48,127 INFO L280 TraceCheckUtils]: 57: Hoare triple {6715#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {6715#false} is VALID [2020-07-08 11:23:48,127 INFO L280 TraceCheckUtils]: 58: Hoare triple {6715#false} assume 0 != ~tmp___0~0; {6715#false} is VALID [2020-07-08 11:23:48,127 INFO L263 TraceCheckUtils]: 59: Hoare triple {6715#false} call __automaton_fail(); {6715#false} is VALID [2020-07-08 11:23:48,127 INFO L280 TraceCheckUtils]: 60: Hoare triple {6715#false} assume !false; {6715#false} is VALID [2020-07-08 11:23:48,135 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:23:48,136 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [278099219] [2020-07-08 11:23:48,136 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:23:48,137 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-08 11:23:48,137 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136021862] [2020-07-08 11:23:48,139 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2020-07-08 11:23:48,140 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:23:48,140 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-08 11:23:48,252 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 61 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:23:48,252 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-08 11:23:48,252 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:23:48,252 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-08 11:23:48,253 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-08 11:23:48,253 INFO L87 Difference]: Start difference. First operand 594 states and 736 transitions. Second operand 6 states. [2020-07-08 11:23:49,035 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:23:58,177 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:23:58,177 INFO L93 Difference]: Finished difference Result 1039 states and 1358 transitions. [2020-07-08 11:23:58,177 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-08 11:23:58,177 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2020-07-08 11:23:58,178 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:23:58,178 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-08 11:23:58,183 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 296 transitions. [2020-07-08 11:23:58,184 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-08 11:23:58,188 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 296 transitions. [2020-07-08 11:23:58,188 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 296 transitions. [2020-07-08 11:23:59,002 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 296 edges. 296 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:23:59,024 INFO L225 Difference]: With dead ends: 1039 [2020-07-08 11:23:59,025 INFO L226 Difference]: Without dead ends: 469 [2020-07-08 11:23:59,027 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2020-07-08 11:23:59,028 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 469 states. [2020-07-08 11:24:03,981 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 469 to 402. [2020-07-08 11:24:03,982 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:24:03,982 INFO L82 GeneralOperation]: Start isEquivalent. First operand 469 states. Second operand 402 states. [2020-07-08 11:24:03,982 INFO L74 IsIncluded]: Start isIncluded. First operand 469 states. Second operand 402 states. [2020-07-08 11:24:03,982 INFO L87 Difference]: Start difference. First operand 469 states. Second operand 402 states. [2020-07-08 11:24:04,003 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:24:04,004 INFO L93 Difference]: Finished difference Result 469 states and 570 transitions. [2020-07-08 11:24:04,004 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 570 transitions. [2020-07-08 11:24:04,005 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:24:04,006 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:24:04,006 INFO L74 IsIncluded]: Start isIncluded. First operand 402 states. Second operand 469 states. [2020-07-08 11:24:04,006 INFO L87 Difference]: Start difference. First operand 402 states. Second operand 469 states. [2020-07-08 11:24:04,024 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:24:04,024 INFO L93 Difference]: Finished difference Result 469 states and 570 transitions. [2020-07-08 11:24:04,024 INFO L276 IsEmpty]: Start isEmpty. Operand 469 states and 570 transitions. [2020-07-08 11:24:04,025 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:24:04,026 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:24:04,026 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:24:04,026 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:24:04,026 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 402 states. [2020-07-08 11:24:04,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 402 states to 402 states and 461 transitions. [2020-07-08 11:24:04,046 INFO L78 Accepts]: Start accepts. Automaton has 402 states and 461 transitions. Word has length 61 [2020-07-08 11:24:04,047 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:24:04,047 INFO L479 AbstractCegarLoop]: Abstraction has 402 states and 461 transitions. [2020-07-08 11:24:04,047 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-08 11:24:04,047 INFO L276 IsEmpty]: Start isEmpty. Operand 402 states and 461 transitions. [2020-07-08 11:24:04,050 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 90 [2020-07-08 11:24:04,050 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:24:04,051 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:24:04,051 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-08 11:24:04,052 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:24:04,052 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:24:04,052 INFO L82 PathProgramCache]: Analyzing trace with hash 1114958929, now seen corresponding path program 1 times [2020-07-08 11:24:04,052 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:24:04,053 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1403630492] [2020-07-08 11:24:04,053 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:24:04,095 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:04,436 WARN L193 SmtUtils]: Spent 203.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:24:04,479 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:04,535 INFO L280 TraceCheckUtils]: 0: Hoare triple {9746#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~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~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,536 INFO L280 TraceCheckUtils]: 1: Hoare triple {9705#(= 1 ~waterLevel~0)} assume true; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,537 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9705#(= 1 ~waterLevel~0)} {9700#true} #494#return; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:04,540 INFO L280 TraceCheckUtils]: 0: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-08 11:24:04,541 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {9700#true} {9705#(= 1 ~waterLevel~0)} #410#return; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:04,543 INFO L280 TraceCheckUtils]: 0: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-08 11:24:04,544 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {9700#true} {9705#(= 1 ~waterLevel~0)} #412#return; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:04,549 INFO L280 TraceCheckUtils]: 0: Hoare triple {9700#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {9700#true} is VALID [2020-07-08 11:24:04,549 INFO L280 TraceCheckUtils]: 1: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-08 11:24:04,550 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9700#true} {9705#(= 1 ~waterLevel~0)} #414#return; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:04,553 INFO L280 TraceCheckUtils]: 0: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-08 11:24:04,554 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {9700#true} {9705#(= 1 ~waterLevel~0)} #416#return; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:04,584 INFO L280 TraceCheckUtils]: 0: Hoare triple {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {9748#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-08 11:24:04,584 INFO L280 TraceCheckUtils]: 1: Hoare triple {9748#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} assume true; {9748#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-08 11:24:04,585 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9748#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} {9705#(= 1 ~waterLevel~0)} #462#return; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,601 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:04,607 INFO L280 TraceCheckUtils]: 0: Hoare triple {9749#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {9700#true} is VALID [2020-07-08 11:24:04,608 INFO L280 TraceCheckUtils]: 1: Hoare triple {9700#true} ~systemActive~0 := 0; {9700#true} is VALID [2020-07-08 11:24:04,608 INFO L280 TraceCheckUtils]: 2: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-08 11:24:04,609 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9700#true} {9718#(<= 2 ~waterLevel~0)} #468#return; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:04,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:04,651 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:04,655 INFO L280 TraceCheckUtils]: 0: Hoare triple {9700#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {9700#true} is VALID [2020-07-08 11:24:04,656 INFO L280 TraceCheckUtils]: 1: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-08 11:24:04,656 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9700#true} {9700#true} #404#return; {9700#true} is VALID [2020-07-08 11:24:04,659 INFO L280 TraceCheckUtils]: 0: Hoare triple {9700#true} havoc ~tmp~4;havoc ~tmp___0~0; {9700#true} is VALID [2020-07-08 11:24:04,660 INFO L263 TraceCheckUtils]: 1: Hoare triple {9700#true} call #t~ret47 := getWaterLevel(); {9700#true} is VALID [2020-07-08 11:24:04,660 INFO L280 TraceCheckUtils]: 2: Hoare triple {9700#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {9700#true} is VALID [2020-07-08 11:24:04,660 INFO L280 TraceCheckUtils]: 3: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-08 11:24:04,660 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {9700#true} {9700#true} #404#return; {9700#true} is VALID [2020-07-08 11:24:04,661 INFO L280 TraceCheckUtils]: 5: Hoare triple {9700#true} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {9700#true} is VALID [2020-07-08 11:24:04,661 INFO L280 TraceCheckUtils]: 6: Hoare triple {9700#true} assume !(0 == ~tmp~4); {9700#true} is VALID [2020-07-08 11:24:04,661 INFO L280 TraceCheckUtils]: 7: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-08 11:24:04,668 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {9700#true} {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} #478#return; {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:24:04,669 INFO L280 TraceCheckUtils]: 0: Hoare triple {9750#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|))} assume !(0 != ~pumpRunning~0); {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:24:04,670 INFO L280 TraceCheckUtils]: 1: Hoare triple {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume !(0 != ~systemActive~0); {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:24:04,670 INFO L263 TraceCheckUtils]: 2: Hoare triple {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} call __utac_acc__Specification4_spec__1(); {9700#true} is VALID [2020-07-08 11:24:04,670 INFO L280 TraceCheckUtils]: 3: Hoare triple {9700#true} havoc ~tmp~4;havoc ~tmp___0~0; {9700#true} is VALID [2020-07-08 11:24:04,670 INFO L263 TraceCheckUtils]: 4: Hoare triple {9700#true} call #t~ret47 := getWaterLevel(); {9700#true} is VALID [2020-07-08 11:24:04,670 INFO L280 TraceCheckUtils]: 5: Hoare triple {9700#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {9700#true} is VALID [2020-07-08 11:24:04,671 INFO L280 TraceCheckUtils]: 6: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-08 11:24:04,671 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {9700#true} {9700#true} #404#return; {9700#true} is VALID [2020-07-08 11:24:04,671 INFO L280 TraceCheckUtils]: 8: Hoare triple {9700#true} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {9700#true} is VALID [2020-07-08 11:24:04,671 INFO L280 TraceCheckUtils]: 9: Hoare triple {9700#true} assume !(0 == ~tmp~4); {9700#true} is VALID [2020-07-08 11:24:04,671 INFO L280 TraceCheckUtils]: 10: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-08 11:24:04,673 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {9700#true} {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} #478#return; {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:24:04,673 INFO L280 TraceCheckUtils]: 12: Hoare triple {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume true; {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:24:04,674 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} {9718#(<= 2 ~waterLevel~0)} #470#return; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:04,701 INFO L280 TraceCheckUtils]: 0: Hoare triple {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {9763#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-08 11:24:04,702 INFO L280 TraceCheckUtils]: 1: Hoare triple {9763#(<= |old(~waterLevel~0)| 1)} assume true; {9763#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-08 11:24:04,703 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9763#(<= |old(~waterLevel~0)| 1)} {9718#(<= 2 ~waterLevel~0)} #462#return; {9701#false} is VALID [2020-07-08 11:24:04,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:04,707 INFO L280 TraceCheckUtils]: 0: Hoare triple {9700#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {9700#true} is VALID [2020-07-08 11:24:04,708 INFO L280 TraceCheckUtils]: 1: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-08 11:24:04,708 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9700#true} {9701#false} #404#return; {9701#false} is VALID [2020-07-08 11:24:04,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:04,711 INFO L280 TraceCheckUtils]: 0: Hoare triple {9700#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {9700#true} is VALID [2020-07-08 11:24:04,711 INFO L280 TraceCheckUtils]: 1: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-08 11:24:04,711 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {9700#true} {9701#false} #406#return; {9701#false} is VALID [2020-07-08 11:24:04,717 INFO L263 TraceCheckUtils]: 0: Hoare triple {9700#true} call ULTIMATE.init(); {9746#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~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~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-08 11:24:04,723 INFO L280 TraceCheckUtils]: 1: Hoare triple {9746#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~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~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,723 INFO L280 TraceCheckUtils]: 2: Hoare triple {9705#(= 1 ~waterLevel~0)} assume true; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,724 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9705#(= 1 ~waterLevel~0)} {9700#true} #494#return; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,725 INFO L263 TraceCheckUtils]: 4: Hoare triple {9705#(= 1 ~waterLevel~0)} call #t~ret72 := main(); {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,725 INFO L280 TraceCheckUtils]: 5: Hoare triple {9705#(= 1 ~waterLevel~0)} havoc ~retValue_acc~5;havoc ~tmp~0; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,725 INFO L263 TraceCheckUtils]: 6: Hoare triple {9705#(= 1 ~waterLevel~0)} call select_helpers(); {9700#true} is VALID [2020-07-08 11:24:04,726 INFO L280 TraceCheckUtils]: 7: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-08 11:24:04,728 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {9700#true} {9705#(= 1 ~waterLevel~0)} #410#return; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,728 INFO L263 TraceCheckUtils]: 9: Hoare triple {9705#(= 1 ~waterLevel~0)} call select_features(); {9700#true} is VALID [2020-07-08 11:24:04,728 INFO L280 TraceCheckUtils]: 10: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-08 11:24:04,729 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {9700#true} {9705#(= 1 ~waterLevel~0)} #412#return; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,729 INFO L263 TraceCheckUtils]: 12: Hoare triple {9705#(= 1 ~waterLevel~0)} call #t~ret11 := valid_product(); {9700#true} is VALID [2020-07-08 11:24:04,729 INFO L280 TraceCheckUtils]: 13: Hoare triple {9700#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {9700#true} is VALID [2020-07-08 11:24:04,729 INFO L280 TraceCheckUtils]: 14: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-08 11:24:04,730 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {9700#true} {9705#(= 1 ~waterLevel~0)} #414#return; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,731 INFO L280 TraceCheckUtils]: 16: Hoare triple {9705#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp~0 := #t~ret11;havoc #t~ret11; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,731 INFO L280 TraceCheckUtils]: 17: Hoare triple {9705#(= 1 ~waterLevel~0)} assume 0 != ~tmp~0; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,732 INFO L263 TraceCheckUtils]: 18: Hoare triple {9705#(= 1 ~waterLevel~0)} call setup(); {9700#true} is VALID [2020-07-08 11:24:04,732 INFO L280 TraceCheckUtils]: 19: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-08 11:24:04,733 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {9700#true} {9705#(= 1 ~waterLevel~0)} #416#return; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,733 INFO L263 TraceCheckUtils]: 21: Hoare triple {9705#(= 1 ~waterLevel~0)} call runTest(); {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,734 INFO L263 TraceCheckUtils]: 22: Hoare triple {9705#(= 1 ~waterLevel~0)} call test(); {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,734 INFO L280 TraceCheckUtils]: 23: Hoare triple {9705#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,735 INFO L280 TraceCheckUtils]: 24: Hoare triple {9705#(= 1 ~waterLevel~0)} assume !false; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,735 INFO L280 TraceCheckUtils]: 25: Hoare triple {9705#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,736 INFO L280 TraceCheckUtils]: 26: Hoare triple {9705#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet68 && #t~nondet68 <= 2147483647;~tmp~7 := #t~nondet68;havoc #t~nondet68; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,736 INFO L280 TraceCheckUtils]: 27: Hoare triple {9705#(= 1 ~waterLevel~0)} assume 0 != ~tmp~7; {9705#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,737 INFO L263 TraceCheckUtils]: 28: Hoare triple {9705#(= 1 ~waterLevel~0)} call waterRise(); {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:24:04,738 INFO L280 TraceCheckUtils]: 29: Hoare triple {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {9748#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-08 11:24:04,738 INFO L280 TraceCheckUtils]: 30: Hoare triple {9748#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} assume true; {9748#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-08 11:24:04,739 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {9748#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} {9705#(= 1 ~waterLevel~0)} #462#return; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,740 INFO L280 TraceCheckUtils]: 32: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet69 && #t~nondet69 <= 2147483647;~tmp___0~2 := #t~nondet69;havoc #t~nondet69; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,740 INFO L280 TraceCheckUtils]: 33: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume !(0 != ~tmp___0~2); {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,741 INFO L280 TraceCheckUtils]: 34: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp___2~0 := #t~nondet70;havoc #t~nondet70; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,741 INFO L280 TraceCheckUtils]: 35: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet71 && #t~nondet71 <= 2147483647;~tmp___1~0 := #t~nondet71;havoc #t~nondet71; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,742 INFO L280 TraceCheckUtils]: 36: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume 0 != ~tmp___1~0; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,743 INFO L263 TraceCheckUtils]: 37: Hoare triple {9718#(<= 2 ~waterLevel~0)} call stopSystem(); {9749#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-08 11:24:04,743 INFO L280 TraceCheckUtils]: 38: Hoare triple {9749#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {9700#true} is VALID [2020-07-08 11:24:04,743 INFO L280 TraceCheckUtils]: 39: Hoare triple {9700#true} ~systemActive~0 := 0; {9700#true} is VALID [2020-07-08 11:24:04,743 INFO L280 TraceCheckUtils]: 40: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-08 11:24:04,744 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {9700#true} {9718#(<= 2 ~waterLevel~0)} #468#return; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,745 INFO L263 TraceCheckUtils]: 42: Hoare triple {9718#(<= 2 ~waterLevel~0)} call timeShift(); {9750#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|))} is VALID [2020-07-08 11:24:04,745 INFO L280 TraceCheckUtils]: 43: Hoare triple {9750#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|))} assume !(0 != ~pumpRunning~0); {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:24:04,746 INFO L280 TraceCheckUtils]: 44: Hoare triple {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume !(0 != ~systemActive~0); {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:24:04,746 INFO L263 TraceCheckUtils]: 45: Hoare triple {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} call __utac_acc__Specification4_spec__1(); {9700#true} is VALID [2020-07-08 11:24:04,746 INFO L280 TraceCheckUtils]: 46: Hoare triple {9700#true} havoc ~tmp~4;havoc ~tmp___0~0; {9700#true} is VALID [2020-07-08 11:24:04,746 INFO L263 TraceCheckUtils]: 47: Hoare triple {9700#true} call #t~ret47 := getWaterLevel(); {9700#true} is VALID [2020-07-08 11:24:04,747 INFO L280 TraceCheckUtils]: 48: Hoare triple {9700#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {9700#true} is VALID [2020-07-08 11:24:04,747 INFO L280 TraceCheckUtils]: 49: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-08 11:24:04,747 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {9700#true} {9700#true} #404#return; {9700#true} is VALID [2020-07-08 11:24:04,747 INFO L280 TraceCheckUtils]: 51: Hoare triple {9700#true} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {9700#true} is VALID [2020-07-08 11:24:04,747 INFO L280 TraceCheckUtils]: 52: Hoare triple {9700#true} assume !(0 == ~tmp~4); {9700#true} is VALID [2020-07-08 11:24:04,748 INFO L280 TraceCheckUtils]: 53: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-08 11:24:04,748 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {9700#true} {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} #478#return; {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:24:04,749 INFO L280 TraceCheckUtils]: 55: Hoare triple {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume true; {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:24:04,749 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} {9718#(<= 2 ~waterLevel~0)} #470#return; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,750 INFO L280 TraceCheckUtils]: 57: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume !false; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,751 INFO L280 TraceCheckUtils]: 58: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,751 INFO L280 TraceCheckUtils]: 59: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet68 && #t~nondet68 <= 2147483647;~tmp~7 := #t~nondet68;havoc #t~nondet68; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,752 INFO L280 TraceCheckUtils]: 60: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume 0 != ~tmp~7; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:04,752 INFO L263 TraceCheckUtils]: 61: Hoare triple {9718#(<= 2 ~waterLevel~0)} call waterRise(); {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-08 11:24:04,753 INFO L280 TraceCheckUtils]: 62: Hoare triple {9747#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {9763#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-08 11:24:04,754 INFO L280 TraceCheckUtils]: 63: Hoare triple {9763#(<= |old(~waterLevel~0)| 1)} assume true; {9763#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-08 11:24:04,755 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {9763#(<= |old(~waterLevel~0)| 1)} {9718#(<= 2 ~waterLevel~0)} #462#return; {9701#false} is VALID [2020-07-08 11:24:04,755 INFO L280 TraceCheckUtils]: 65: Hoare triple {9701#false} assume -2147483648 <= #t~nondet69 && #t~nondet69 <= 2147483647;~tmp___0~2 := #t~nondet69;havoc #t~nondet69; {9701#false} is VALID [2020-07-08 11:24:04,755 INFO L280 TraceCheckUtils]: 66: Hoare triple {9701#false} assume !(0 != ~tmp___0~2); {9701#false} is VALID [2020-07-08 11:24:04,755 INFO L280 TraceCheckUtils]: 67: Hoare triple {9701#false} assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp___2~0 := #t~nondet70;havoc #t~nondet70; {9701#false} is VALID [2020-07-08 11:24:04,755 INFO L280 TraceCheckUtils]: 68: Hoare triple {9701#false} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet71 && #t~nondet71 <= 2147483647;~tmp___1~0 := #t~nondet71;havoc #t~nondet71; {9701#false} is VALID [2020-07-08 11:24:04,756 INFO L280 TraceCheckUtils]: 69: Hoare triple {9701#false} assume !(0 != ~tmp___1~0); {9701#false} is VALID [2020-07-08 11:24:04,756 INFO L263 TraceCheckUtils]: 70: Hoare triple {9701#false} call timeShift(); {9701#false} is VALID [2020-07-08 11:24:04,756 INFO L280 TraceCheckUtils]: 71: Hoare triple {9701#false} assume !(0 != ~pumpRunning~0); {9701#false} is VALID [2020-07-08 11:24:04,756 INFO L280 TraceCheckUtils]: 72: Hoare triple {9701#false} assume !(0 != ~systemActive~0); {9701#false} is VALID [2020-07-08 11:24:04,756 INFO L263 TraceCheckUtils]: 73: Hoare triple {9701#false} call __utac_acc__Specification4_spec__1(); {9701#false} is VALID [2020-07-08 11:24:04,757 INFO L280 TraceCheckUtils]: 74: Hoare triple {9701#false} havoc ~tmp~4;havoc ~tmp___0~0; {9701#false} is VALID [2020-07-08 11:24:04,757 INFO L263 TraceCheckUtils]: 75: Hoare triple {9701#false} call #t~ret47 := getWaterLevel(); {9700#true} is VALID [2020-07-08 11:24:04,757 INFO L280 TraceCheckUtils]: 76: Hoare triple {9700#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {9700#true} is VALID [2020-07-08 11:24:04,757 INFO L280 TraceCheckUtils]: 77: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-08 11:24:04,757 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {9700#true} {9701#false} #404#return; {9701#false} is VALID [2020-07-08 11:24:04,757 INFO L280 TraceCheckUtils]: 79: Hoare triple {9701#false} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {9701#false} is VALID [2020-07-08 11:24:04,758 INFO L280 TraceCheckUtils]: 80: Hoare triple {9701#false} assume 0 == ~tmp~4; {9701#false} is VALID [2020-07-08 11:24:04,758 INFO L263 TraceCheckUtils]: 81: Hoare triple {9701#false} call #t~ret48 := isPumpRunning(); {9700#true} is VALID [2020-07-08 11:24:04,758 INFO L280 TraceCheckUtils]: 82: Hoare triple {9700#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {9700#true} is VALID [2020-07-08 11:24:04,758 INFO L280 TraceCheckUtils]: 83: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-08 11:24:04,758 INFO L275 TraceCheckUtils]: 84: Hoare quadruple {9700#true} {9701#false} #406#return; {9701#false} is VALID [2020-07-08 11:24:04,759 INFO L280 TraceCheckUtils]: 85: Hoare triple {9701#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {9701#false} is VALID [2020-07-08 11:24:04,759 INFO L280 TraceCheckUtils]: 86: Hoare triple {9701#false} assume 0 != ~tmp___0~0; {9701#false} is VALID [2020-07-08 11:24:04,759 INFO L263 TraceCheckUtils]: 87: Hoare triple {9701#false} call __automaton_fail(); {9701#false} is VALID [2020-07-08 11:24:04,759 INFO L280 TraceCheckUtils]: 88: Hoare triple {9701#false} assume !false; {9701#false} is VALID [2020-07-08 11:24:04,773 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 13 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-07-08 11:24:04,773 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1403630492] [2020-07-08 11:24:04,774 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1109669517] [2020-07-08 11:24:04,774 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-08 11:24:05,018 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:05,023 INFO L264 TraceCheckSpWp]: Trace formula consists of 758 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-08 11:24:05,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:24:05,069 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-08 11:24:05,380 INFO L263 TraceCheckUtils]: 0: Hoare triple {9700#true} call ULTIMATE.init(); {9700#true} is VALID [2020-07-08 11:24:05,386 INFO L280 TraceCheckUtils]: 1: Hoare triple {9700#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string2.base, #t~string2.offset := #Ultimate.allocOnStack(13);call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string4.base, #t~string4.offset, 1);call write~init~int(77, #t~string4.base, 1 + #t~string4.offset, 1);call write~init~int(101, #t~string4.base, 2 + #t~string4.offset, 1);call write~init~int(116, #t~string4.base, 3 + #t~string4.offset, 1);call write~init~int(104, #t~string4.base, 4 + #t~string4.offset, 1);call write~init~int(58, #t~string4.base, 5 + #t~string4.offset, 1);call write~init~int(0, #t~string4.base, 6 + #t~string4.offset, 1);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string6.base, #t~string6.offset, 1);call write~init~int(82, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(73, #t~string6.base, 2 + #t~string6.offset, 1);call write~init~int(84, #t~string6.base, 3 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 4 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(75, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 2 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string10.base, #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 1 + #t~string10.offset, 1);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(21);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(30);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(9);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(25);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(13);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string54.base, #t~string54.offset, 1);call write~init~int(110, #t~string54.base, 1 + #t~string54.offset, 1);call write~init~int(0, #t~string54.base, 2 + #t~string54.offset, 1);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(102, #t~string56.base, 2 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 3 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string58.base, #t~string58.offset, 1);call write~init~int(80, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(117, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(109, #t~string58.base, 3 + #t~string58.offset, 1);call write~init~int(112, #t~string58.base, 4 + #t~string58.offset, 1);call write~init~int(58, #t~string58.base, 5 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 6 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string60.base, #t~string60.offset, 1);call write~init~int(110, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 2 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(102, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 3 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string64.base, #t~string64.offset, 1);call write~init~int(32, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 2 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string66.base, #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 1 + #t~string66.offset, 1);~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,387 INFO L280 TraceCheckUtils]: 2: Hoare triple {9770#(<= 1 ~waterLevel~0)} assume true; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,387 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {9770#(<= 1 ~waterLevel~0)} {9700#true} #494#return; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,388 INFO L263 TraceCheckUtils]: 4: Hoare triple {9770#(<= 1 ~waterLevel~0)} call #t~ret72 := main(); {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,389 INFO L280 TraceCheckUtils]: 5: Hoare triple {9770#(<= 1 ~waterLevel~0)} havoc ~retValue_acc~5;havoc ~tmp~0; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,389 INFO L263 TraceCheckUtils]: 6: Hoare triple {9770#(<= 1 ~waterLevel~0)} call select_helpers(); {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,390 INFO L280 TraceCheckUtils]: 7: Hoare triple {9770#(<= 1 ~waterLevel~0)} assume true; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,391 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {9770#(<= 1 ~waterLevel~0)} {9770#(<= 1 ~waterLevel~0)} #410#return; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,391 INFO L263 TraceCheckUtils]: 9: Hoare triple {9770#(<= 1 ~waterLevel~0)} call select_features(); {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,392 INFO L280 TraceCheckUtils]: 10: Hoare triple {9770#(<= 1 ~waterLevel~0)} assume true; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,393 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {9770#(<= 1 ~waterLevel~0)} {9770#(<= 1 ~waterLevel~0)} #412#return; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,393 INFO L263 TraceCheckUtils]: 12: Hoare triple {9770#(<= 1 ~waterLevel~0)} call #t~ret11 := valid_product(); {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,394 INFO L280 TraceCheckUtils]: 13: Hoare triple {9770#(<= 1 ~waterLevel~0)} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,394 INFO L280 TraceCheckUtils]: 14: Hoare triple {9770#(<= 1 ~waterLevel~0)} assume true; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,395 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {9770#(<= 1 ~waterLevel~0)} {9770#(<= 1 ~waterLevel~0)} #414#return; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,396 INFO L280 TraceCheckUtils]: 16: Hoare triple {9770#(<= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret11 && #t~ret11 <= 2147483647;~tmp~0 := #t~ret11;havoc #t~ret11; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,396 INFO L280 TraceCheckUtils]: 17: Hoare triple {9770#(<= 1 ~waterLevel~0)} assume 0 != ~tmp~0; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,397 INFO L263 TraceCheckUtils]: 18: Hoare triple {9770#(<= 1 ~waterLevel~0)} call setup(); {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,398 INFO L280 TraceCheckUtils]: 19: Hoare triple {9770#(<= 1 ~waterLevel~0)} assume true; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,398 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {9770#(<= 1 ~waterLevel~0)} {9770#(<= 1 ~waterLevel~0)} #416#return; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,399 INFO L263 TraceCheckUtils]: 21: Hoare triple {9770#(<= 1 ~waterLevel~0)} call runTest(); {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,400 INFO L263 TraceCheckUtils]: 22: Hoare triple {9770#(<= 1 ~waterLevel~0)} call test(); {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,400 INFO L280 TraceCheckUtils]: 23: Hoare triple {9770#(<= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~7;havoc ~tmp___0~2;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,401 INFO L280 TraceCheckUtils]: 24: Hoare triple {9770#(<= 1 ~waterLevel~0)} assume !false; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,402 INFO L280 TraceCheckUtils]: 25: Hoare triple {9770#(<= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,402 INFO L280 TraceCheckUtils]: 26: Hoare triple {9770#(<= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet68 && #t~nondet68 <= 2147483647;~tmp~7 := #t~nondet68;havoc #t~nondet68; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,403 INFO L280 TraceCheckUtils]: 27: Hoare triple {9770#(<= 1 ~waterLevel~0)} assume 0 != ~tmp~7; {9770#(<= 1 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,403 INFO L263 TraceCheckUtils]: 28: Hoare triple {9770#(<= 1 ~waterLevel~0)} call waterRise(); {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-08 11:24:05,404 INFO L280 TraceCheckUtils]: 29: Hoare triple {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {9748#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-08 11:24:05,405 INFO L280 TraceCheckUtils]: 30: Hoare triple {9748#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} assume true; {9748#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-08 11:24:05,406 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {9748#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} {9770#(<= 1 ~waterLevel~0)} #462#return; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,407 INFO L280 TraceCheckUtils]: 32: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet69 && #t~nondet69 <= 2147483647;~tmp___0~2 := #t~nondet69;havoc #t~nondet69; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,407 INFO L280 TraceCheckUtils]: 33: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume !(0 != ~tmp___0~2); {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,408 INFO L280 TraceCheckUtils]: 34: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp___2~0 := #t~nondet70;havoc #t~nondet70; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,408 INFO L280 TraceCheckUtils]: 35: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet71 && #t~nondet71 <= 2147483647;~tmp___1~0 := #t~nondet71;havoc #t~nondet71; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,409 INFO L280 TraceCheckUtils]: 36: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume 0 != ~tmp___1~0; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,409 INFO L263 TraceCheckUtils]: 37: Hoare triple {9718#(<= 2 ~waterLevel~0)} call stopSystem(); {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,410 INFO L280 TraceCheckUtils]: 38: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,411 INFO L280 TraceCheckUtils]: 39: Hoare triple {9718#(<= 2 ~waterLevel~0)} ~systemActive~0 := 0; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,411 INFO L280 TraceCheckUtils]: 40: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume true; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,412 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {9718#(<= 2 ~waterLevel~0)} {9718#(<= 2 ~waterLevel~0)} #468#return; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,413 INFO L263 TraceCheckUtils]: 42: Hoare triple {9718#(<= 2 ~waterLevel~0)} call timeShift(); {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-08 11:24:05,413 INFO L280 TraceCheckUtils]: 43: Hoare triple {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-08 11:24:05,414 INFO L280 TraceCheckUtils]: 44: Hoare triple {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume !(0 != ~systemActive~0); {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-08 11:24:05,414 INFO L263 TraceCheckUtils]: 45: Hoare triple {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} call __utac_acc__Specification4_spec__1(); {9700#true} is VALID [2020-07-08 11:24:05,414 INFO L280 TraceCheckUtils]: 46: Hoare triple {9700#true} havoc ~tmp~4;havoc ~tmp___0~0; {9700#true} is VALID [2020-07-08 11:24:05,414 INFO L263 TraceCheckUtils]: 47: Hoare triple {9700#true} call #t~ret47 := getWaterLevel(); {9700#true} is VALID [2020-07-08 11:24:05,414 INFO L280 TraceCheckUtils]: 48: Hoare triple {9700#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {9700#true} is VALID [2020-07-08 11:24:05,415 INFO L280 TraceCheckUtils]: 49: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-08 11:24:05,415 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {9700#true} {9700#true} #404#return; {9700#true} is VALID [2020-07-08 11:24:05,415 INFO L280 TraceCheckUtils]: 51: Hoare triple {9700#true} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {9700#true} is VALID [2020-07-08 11:24:05,415 INFO L280 TraceCheckUtils]: 52: Hoare triple {9700#true} assume !(0 == ~tmp~4); {9700#true} is VALID [2020-07-08 11:24:05,415 INFO L280 TraceCheckUtils]: 53: Hoare triple {9700#true} assume true; {9700#true} is VALID [2020-07-08 11:24:05,416 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {9700#true} {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} #478#return; {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-08 11:24:05,417 INFO L280 TraceCheckUtils]: 55: Hoare triple {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume true; {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-08 11:24:05,418 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} {9718#(<= 2 ~waterLevel~0)} #470#return; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,418 INFO L280 TraceCheckUtils]: 57: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume !false; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,419 INFO L280 TraceCheckUtils]: 58: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,419 INFO L280 TraceCheckUtils]: 59: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet68 && #t~nondet68 <= 2147483647;~tmp~7 := #t~nondet68;havoc #t~nondet68; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,420 INFO L280 TraceCheckUtils]: 60: Hoare triple {9718#(<= 2 ~waterLevel~0)} assume 0 != ~tmp~7; {9718#(<= 2 ~waterLevel~0)} is VALID [2020-07-08 11:24:05,421 INFO L263 TraceCheckUtils]: 61: Hoare triple {9718#(<= 2 ~waterLevel~0)} call waterRise(); {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-08 11:24:05,422 INFO L280 TraceCheckUtils]: 62: Hoare triple {9852#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {9763#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-08 11:24:05,422 INFO L280 TraceCheckUtils]: 63: Hoare triple {9763#(<= |old(~waterLevel~0)| 1)} assume true; {9763#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-08 11:24:05,423 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {9763#(<= |old(~waterLevel~0)| 1)} {9718#(<= 2 ~waterLevel~0)} #462#return; {9701#false} is VALID [2020-07-08 11:24:05,423 INFO L280 TraceCheckUtils]: 65: Hoare triple {9701#false} assume -2147483648 <= #t~nondet69 && #t~nondet69 <= 2147483647;~tmp___0~2 := #t~nondet69;havoc #t~nondet69; {9701#false} is VALID [2020-07-08 11:24:05,423 INFO L280 TraceCheckUtils]: 66: Hoare triple {9701#false} assume !(0 != ~tmp___0~2); {9701#false} is VALID [2020-07-08 11:24:05,424 INFO L280 TraceCheckUtils]: 67: Hoare triple {9701#false} assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp___2~0 := #t~nondet70;havoc #t~nondet70; {9701#false} is VALID [2020-07-08 11:24:05,424 INFO L280 TraceCheckUtils]: 68: Hoare triple {9701#false} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet71 && #t~nondet71 <= 2147483647;~tmp___1~0 := #t~nondet71;havoc #t~nondet71; {9701#false} is VALID [2020-07-08 11:24:05,424 INFO L280 TraceCheckUtils]: 69: Hoare triple {9701#false} assume !(0 != ~tmp___1~0); {9701#false} is VALID [2020-07-08 11:24:05,424 INFO L263 TraceCheckUtils]: 70: Hoare triple {9701#false} call timeShift(); {9701#false} is VALID [2020-07-08 11:24:05,424 INFO L280 TraceCheckUtils]: 71: Hoare triple {9701#false} assume !(0 != ~pumpRunning~0); {9701#false} is VALID [2020-07-08 11:24:05,424 INFO L280 TraceCheckUtils]: 72: Hoare triple {9701#false} assume !(0 != ~systemActive~0); {9701#false} is VALID [2020-07-08 11:24:05,425 INFO L263 TraceCheckUtils]: 73: Hoare triple {9701#false} call __utac_acc__Specification4_spec__1(); {9701#false} is VALID [2020-07-08 11:24:05,425 INFO L280 TraceCheckUtils]: 74: Hoare triple {9701#false} havoc ~tmp~4;havoc ~tmp___0~0; {9701#false} is VALID [2020-07-08 11:24:05,425 INFO L263 TraceCheckUtils]: 75: Hoare triple {9701#false} call #t~ret47 := getWaterLevel(); {9701#false} is VALID [2020-07-08 11:24:05,425 INFO L280 TraceCheckUtils]: 76: Hoare triple {9701#false} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {9701#false} is VALID [2020-07-08 11:24:05,425 INFO L280 TraceCheckUtils]: 77: Hoare triple {9701#false} assume true; {9701#false} is VALID [2020-07-08 11:24:05,425 INFO L275 TraceCheckUtils]: 78: Hoare quadruple {9701#false} {9701#false} #404#return; {9701#false} is VALID [2020-07-08 11:24:05,426 INFO L280 TraceCheckUtils]: 79: Hoare triple {9701#false} assume -2147483648 <= #t~ret47 && #t~ret47 <= 2147483647;~tmp~4 := #t~ret47;havoc #t~ret47; {9701#false} is VALID [2020-07-08 11:24:05,426 INFO L280 TraceCheckUtils]: 80: Hoare triple {9701#false} assume 0 == ~tmp~4; {9701#false} is VALID [2020-07-08 11:24:05,426 INFO L263 TraceCheckUtils]: 81: Hoare triple {9701#false} call #t~ret48 := isPumpRunning(); {9701#false} is VALID [2020-07-08 11:24:05,426 INFO L280 TraceCheckUtils]: 82: Hoare triple {9701#false} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {9701#false} is VALID [2020-07-08 11:24:05,426 INFO L280 TraceCheckUtils]: 83: Hoare triple {9701#false} assume true; {9701#false} is VALID [2020-07-08 11:24:05,427 INFO L275 TraceCheckUtils]: 84: Hoare quadruple {9701#false} {9701#false} #406#return; {9701#false} is VALID [2020-07-08 11:24:05,427 INFO L280 TraceCheckUtils]: 85: Hoare triple {9701#false} assume -2147483648 <= #t~ret48 && #t~ret48 <= 2147483647;~tmp___0~0 := #t~ret48;havoc #t~ret48; {9701#false} is VALID [2020-07-08 11:24:05,427 INFO L280 TraceCheckUtils]: 86: Hoare triple {9701#false} assume 0 != ~tmp___0~0; {9701#false} is VALID [2020-07-08 11:24:05,427 INFO L263 TraceCheckUtils]: 87: Hoare triple {9701#false} call __automaton_fail(); {9701#false} is VALID [2020-07-08 11:24:05,427 INFO L280 TraceCheckUtils]: 88: Hoare triple {9701#false} assume !false; {9701#false} is VALID [2020-07-08 11:24:05,435 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 21 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-08 11:24:05,435 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-08 11:24:05,436 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 12 [2020-07-08 11:24:05,436 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [669191143] [2020-07-08 11:24:05,437 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 89 [2020-07-08 11:24:05,439 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:24:05,439 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2020-07-08 11:24:05,649 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 140 edges. 140 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:24:05,649 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-08 11:24:05,649 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:24:05,650 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-08 11:24:05,650 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2020-07-08 11:24:05,650 INFO L87 Difference]: Start difference. First operand 402 states and 461 transitions. Second operand 12 states. [2020-07-08 11:24:07,098 WARN L193 SmtUtils]: Spent 508.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 186 [2020-07-08 11:24:10,774 WARN L193 SmtUtils]: Spent 242.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:24:19,026 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:24:19,026 INFO L93 Difference]: Finished difference Result 565 states and 675 transitions. [2020-07-08 11:24:19,026 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-08 11:24:19,026 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 89 [2020-07-08 11:24:19,027 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:24:19,027 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-08 11:24:19,031 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 272 transitions. [2020-07-08 11:24:19,031 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-08 11:24:19,034 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 272 transitions. [2020-07-08 11:24:19,035 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 272 transitions. [2020-07-08 11:24:19,866 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 272 edges. 272 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:24:19,866 INFO L225 Difference]: With dead ends: 565 [2020-07-08 11:24:19,866 INFO L226 Difference]: Without dead ends: 0 [2020-07-08 11:24:19,868 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 133 GetRequests, 114 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2020-07-08 11:24:19,869 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-08 11:24:19,869 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-08 11:24:19,869 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:24:19,870 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-08 11:24:19,870 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-08 11:24:19,871 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-08 11:24:19,871 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:24:19,871 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-08 11:24:19,871 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-08 11:24:19,871 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:24:19,871 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:24:19,872 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-08 11:24:19,872 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-08 11:24:19,872 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:24:19,872 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-08 11:24:19,872 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-08 11:24:19,872 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:24:19,872 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:24:19,873 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:24:19,873 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:24:19,873 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-08 11:24:19,873 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-08 11:24:19,873 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 89 [2020-07-08 11:24:19,873 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:24:19,873 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-08 11:24:19,874 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-08 11:24:19,874 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-08 11:24:19,874 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:24:20,084 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-07-08 11:24:20,088 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-08 11:24:20,280 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 230 [2020-07-08 11:24:21,063 WARN L193 SmtUtils]: Spent 128.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 222 [2020-07-08 11:24:21,233 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 230 DAG size of output: 221 [2020-07-08 11:24:21,385 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 227 DAG size of output: 222 [2020-07-08 11:24:21,773 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 256 DAG size of output: 25 [2020-07-08 11:24:21,884 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 259 DAG size of output: 33 [2020-07-08 11:24:24,070 WARN L193 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 238 [2020-07-08 11:24:24,799 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 22 [2020-07-08 11:24:25,616 WARN L193 SmtUtils]: Spent 768.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2020-07-08 11:24:26,088 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-08 11:24:26,785 WARN L193 SmtUtils]: Spent 597.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 19 [2020-07-08 11:24:27,012 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-07-08 11:24:27,817 WARN L193 SmtUtils]: Spent 459.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-08 11:24:28,423 WARN L193 SmtUtils]: Spent 545.00 ms on a formula simplification. DAG size of input: 139 DAG size of output: 17 [2020-07-08 11:24:28,675 WARN L193 SmtUtils]: Spent 240.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:24:28,917 WARN L193 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-07-08 11:24:29,800 WARN L193 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 21 [2020-07-08 11:24:29,923 WARN L193 SmtUtils]: Spent 106.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-07-08 11:24:30,751 WARN L193 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 17 [2020-07-08 11:24:31,731 WARN L193 SmtUtils]: Spent 701.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 16 [2020-07-08 11:24:31,971 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-07-08 11:24:32,271 WARN L193 SmtUtils]: Spent 166.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-07-08 11:24:33,104 WARN L193 SmtUtils]: Spent 662.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-07-08 11:24:33,305 WARN L193 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 161 DAG size of output: 22 [2020-07-08 11:24:33,816 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2020-07-08 11:24:34,323 WARN L193 SmtUtils]: Spent 494.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2020-07-08 11:24:34,797 WARN L193 SmtUtils]: Spent 461.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-08 11:24:35,655 WARN L193 SmtUtils]: Spent 741.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2020-07-08 11:24:36,148 WARN L193 SmtUtils]: Spent 480.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-08 11:24:36,308 WARN L193 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 22 [2020-07-08 11:24:36,527 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 153 DAG size of output: 22 [2020-07-08 11:24:37,201 WARN L193 SmtUtils]: Spent 462.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-08 11:24:37,869 WARN L193 SmtUtils]: Spent 605.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 20 [2020-07-08 11:24:38,380 WARN L193 SmtUtils]: Spent 497.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-08 11:24:38,385 INFO L268 CegarLoopResult]: For program point L351(line 351) no Hoare annotation was computed. [2020-07-08 11:24:38,385 INFO L268 CegarLoopResult]: For program point L350-2(lines 350 371) no Hoare annotation was computed. [2020-07-08 11:24:38,385 INFO L268 CegarLoopResult]: For program point L372(lines 349 373) no Hoare annotation was computed. [2020-07-08 11:24:38,385 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 325 380) no Hoare annotation was computed. [2020-07-08 11:24:38,385 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 325 380) no Hoare annotation was computed. [2020-07-08 11:24:38,385 INFO L268 CegarLoopResult]: For program point L356(lines 356 360) no Hoare annotation was computed. [2020-07-08 11:24:38,386 INFO L268 CegarLoopResult]: For program point L356-1(lines 356 360) no Hoare annotation was computed. [2020-07-08 11:24:38,386 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 325 380) no Hoare annotation was computed. [2020-07-08 11:24:38,386 INFO L268 CegarLoopResult]: For program point L413(lines 413 417) no Hoare annotation was computed. [2020-07-08 11:24:38,386 INFO L268 CegarLoopResult]: For program point L413-1(lines 413 417) no Hoare annotation was computed. [2020-07-08 11:24:38,386 INFO L268 CegarLoopResult]: For program point L408(line 408) no Hoare annotation was computed. [2020-07-08 11:24:38,386 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 381 440) no Hoare annotation was computed. [2020-07-08 11:24:38,386 INFO L268 CegarLoopResult]: For program point L407-2(lines 407 432) no Hoare annotation was computed. [2020-07-08 11:24:38,387 INFO L268 CegarLoopResult]: For program point L433(lines 406 434) no Hoare annotation was computed. [2020-07-08 11:24:38,387 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 381 440) no Hoare annotation was computed. [2020-07-08 11:24:38,387 INFO L268 CegarLoopResult]: For program point L426(line 426) no Hoare annotation was computed. [2020-07-08 11:24:38,387 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 381 440) no Hoare annotation was computed. [2020-07-08 11:24:38,387 INFO L268 CegarLoopResult]: For program point L426-1(line 426) no Hoare annotation was computed. [2020-07-08 11:24:38,388 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 61 67) the Hoare annotation is: true [2020-07-08 11:24:38,388 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 61 67) no Hoare annotation was computed. [2020-07-08 11:24:38,388 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 68 76) no Hoare annotation was computed. [2020-07-08 11:24:38,388 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 68 76) the Hoare annotation is: true [2020-07-08 11:24:38,388 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 68 76) no Hoare annotation was computed. [2020-07-08 11:24:38,389 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 649 673) the Hoare annotation is: true [2020-07-08 11:24:38,389 INFO L264 CegarLoopResult]: At program point L663(line 663) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or (not (<= 2 ~waterLevel~0)) .cse0) (or (not (= 1 ~waterLevel~0)) .cse0))) [2020-07-08 11:24:38,389 INFO L268 CegarLoopResult]: For program point L661(lines 661 667) no Hoare annotation was computed. [2020-07-08 11:24:38,389 INFO L264 CegarLoopResult]: At program point L659(line 659) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or (not (<= 2 ~waterLevel~0)) .cse0) (or (not (= 1 ~waterLevel~0)) .cse0))) [2020-07-08 11:24:38,389 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 649 673) no Hoare annotation was computed. [2020-07-08 11:24:38,389 INFO L268 CegarLoopResult]: For program point L659-1(line 659) no Hoare annotation was computed. [2020-07-08 11:24:38,389 INFO L268 CegarLoopResult]: For program point L657(lines 657 670) no Hoare annotation was computed. [2020-07-08 11:24:38,389 INFO L268 CegarLoopResult]: For program point L657-1(lines 649 673) no Hoare annotation was computed. [2020-07-08 11:24:38,390 INFO L271 CegarLoopResult]: At program point L655(line 655) the Hoare annotation is: true [2020-07-08 11:24:38,390 INFO L268 CegarLoopResult]: For program point L655-1(line 655) no Hoare annotation was computed. [2020-07-08 11:24:38,390 INFO L268 CegarLoopResult]: For program point L257(line 257) no Hoare annotation was computed. [2020-07-08 11:24:38,390 INFO L264 CegarLoopResult]: At program point L256(line 256) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-08 11:24:38,390 INFO L264 CegarLoopResult]: At program point L255(line 255) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-08 11:24:38,390 INFO L264 CegarLoopResult]: At program point L255-1(line 255) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-08 11:24:38,390 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 249 271) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-08 11:24:38,391 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 249 271) no Hoare annotation was computed. [2020-07-08 11:24:38,391 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 249 271) no Hoare annotation was computed. [2020-07-08 11:24:38,391 INFO L264 CegarLoopResult]: At program point L261(line 261) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~0 ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-08 11:24:38,391 INFO L264 CegarLoopResult]: At program point L261-1(line 261) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0) (= main_~tmp~0 ~waterLevel~0)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-08 11:24:38,391 INFO L268 CegarLoopResult]: For program point L259(lines 259 266) no Hoare annotation was computed. [2020-07-08 11:24:38,391 INFO L268 CegarLoopResult]: For program point L259-1(lines 259 266) no Hoare annotation was computed. [2020-07-08 11:24:38,391 INFO L268 CegarLoopResult]: For program point L225(line 225) no Hoare annotation was computed. [2020-07-08 11:24:38,391 INFO L268 CegarLoopResult]: For program point L224(line 224) no Hoare annotation was computed. [2020-07-08 11:24:38,392 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 207 230) no Hoare annotation was computed. [2020-07-08 11:24:38,392 INFO L268 CegarLoopResult]: For program point L223(line 223) no Hoare annotation was computed. [2020-07-08 11:24:38,392 INFO L268 CegarLoopResult]: For program point L222(line 222) no Hoare annotation was computed. [2020-07-08 11:24:38,392 INFO L268 CegarLoopResult]: For program point L221(line 221) no Hoare annotation was computed. [2020-07-08 11:24:38,392 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 207 230) no Hoare annotation was computed. [2020-07-08 11:24:38,392 INFO L268 CegarLoopResult]: For program point L220(line 220) no Hoare annotation was computed. [2020-07-08 11:24:38,392 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 207 230) no Hoare annotation was computed. [2020-07-08 11:24:38,392 INFO L268 CegarLoopResult]: For program point L219(line 219) no Hoare annotation was computed. [2020-07-08 11:24:38,392 INFO L268 CegarLoopResult]: For program point L218(line 218) no Hoare annotation was computed. [2020-07-08 11:24:38,392 INFO L268 CegarLoopResult]: For program point L217(line 217) no Hoare annotation was computed. [2020-07-08 11:24:38,393 INFO L268 CegarLoopResult]: For program point L216(line 216) no Hoare annotation was computed. [2020-07-08 11:24:38,393 INFO L268 CegarLoopResult]: For program point L215(line 215) no Hoare annotation was computed. [2020-07-08 11:24:38,393 INFO L268 CegarLoopResult]: For program point L214(line 214) no Hoare annotation was computed. [2020-07-08 11:24:38,393 INFO L268 CegarLoopResult]: For program point L213(line 213) no Hoare annotation was computed. [2020-07-08 11:24:38,393 INFO L268 CegarLoopResult]: For program point L212(line 212) no Hoare annotation was computed. [2020-07-08 11:24:38,393 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 830 844) no Hoare annotation was computed. [2020-07-08 11:24:38,393 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 830 844) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (and (= |old(~systemActive~0)| ~systemActive~0) (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1))) [2020-07-08 11:24:38,393 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 830 844) no Hoare annotation was computed. [2020-07-08 11:24:38,394 INFO L264 CegarLoopResult]: At program point L836(line 836) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or (not (= 1 ~waterLevel~0)) .cse0) (or .cse0 (not (<= 2 ~waterLevel~0))))) [2020-07-08 11:24:38,394 INFO L268 CegarLoopResult]: For program point L834(lines 834 840) no Hoare annotation was computed. [2020-07-08 11:24:38,394 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 766 774) no Hoare annotation was computed. [2020-07-08 11:24:38,394 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 766 774) the Hoare annotation is: true [2020-07-08 11:24:38,394 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 766 774) no Hoare annotation was computed. [2020-07-08 11:24:38,394 INFO L268 CegarLoopResult]: For program point L818-1(line 818) no Hoare annotation was computed. [2020-07-08 11:24:38,394 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 811 829) the Hoare annotation is: true [2020-07-08 11:24:38,394 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 811 829) no Hoare annotation was computed. [2020-07-08 11:24:38,395 INFO L268 CegarLoopResult]: For program point L820(lines 820 824) no Hoare annotation was computed. [2020-07-08 11:24:38,395 INFO L271 CegarLoopResult]: At program point L818(line 818) the Hoare annotation is: true [2020-07-08 11:24:38,395 INFO L268 CegarLoopResult]: For program point L820-2(lines 820 824) no Hoare annotation was computed. [2020-07-08 11:24:38,395 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 811 829) no Hoare annotation was computed. [2020-07-08 11:24:38,395 INFO L268 CegarLoopResult]: For program point L794(lines 794 802) no Hoare annotation was computed. [2020-07-08 11:24:38,395 INFO L268 CegarLoopResult]: For program point L794-2(lines 794 802) no Hoare annotation was computed. [2020-07-08 11:24:38,395 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 775 810) no Hoare annotation was computed. [2020-07-08 11:24:38,395 INFO L268 CegarLoopResult]: For program point L782(lines 782 790) no Hoare annotation was computed. [2020-07-08 11:24:38,395 INFO L268 CegarLoopResult]: For program point L782-2(lines 782 790) no Hoare annotation was computed. [2020-07-08 11:24:38,395 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 775 810) no Hoare annotation was computed. [2020-07-08 11:24:38,396 INFO L268 CegarLoopResult]: For program point L805(line 805) no Hoare annotation was computed. [2020-07-08 11:24:38,396 INFO L268 CegarLoopResult]: For program point L805-1(line 805) no Hoare annotation was computed. [2020-07-08 11:24:38,396 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 775 810) no Hoare annotation was computed. [2020-07-08 11:24:38,396 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 54 60) no Hoare annotation was computed. [2020-07-08 11:24:38,396 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 54 60) the Hoare annotation is: true [2020-07-08 11:24:38,396 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 279 324) no Hoare annotation was computed. [2020-07-08 11:24:38,396 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 279 324) no Hoare annotation was computed. [2020-07-08 11:24:38,396 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 279 324) no Hoare annotation was computed. [2020-07-08 11:24:38,396 INFO L268 CegarLoopResult]: For program point L606(lines 606 626) no Hoare annotation was computed. [2020-07-08 11:24:38,397 INFO L268 CegarLoopResult]: For program point L606-1(lines 606 626) no Hoare annotation was computed. [2020-07-08 11:24:38,397 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 592 637) no Hoare annotation was computed. [2020-07-08 11:24:38,397 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 592 637) no Hoare annotation was computed. [2020-07-08 11:24:38,397 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 592 637) no Hoare annotation was computed. [2020-07-08 11:24:38,397 INFO L268 CegarLoopResult]: For program point L612(lines 612 619) no Hoare annotation was computed. [2020-07-08 11:24:38,397 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 239 248) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-08 11:24:38,397 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 239 248) no Hoare annotation was computed. [2020-07-08 11:24:38,397 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 239 248) no Hoare annotation was computed. [2020-07-08 11:24:38,397 INFO L268 CegarLoopResult]: For program point isMethaneAlarmENTRY(lines 755 765) no Hoare annotation was computed. [2020-07-08 11:24:38,398 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 755 765) no Hoare annotation was computed. [2020-07-08 11:24:38,398 INFO L268 CegarLoopResult]: For program point L760(line 760) no Hoare annotation was computed. [2020-07-08 11:24:38,398 INFO L268 CegarLoopResult]: For program point L760-1(line 760) no Hoare annotation was computed. [2020-07-08 11:24:38,398 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 755 765) no Hoare annotation was computed. [2020-07-08 11:24:38,398 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 747 754) the Hoare annotation is: true [2020-07-08 11:24:38,398 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 747 754) no Hoare annotation was computed. [2020-07-08 11:24:38,398 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 747 754) no Hoare annotation was computed. [2020-07-08 11:24:38,398 INFO L264 CegarLoopResult]: At program point L733(line 733) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= 0 ~pumpRunning~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-07-08 11:24:38,398 INFO L268 CegarLoopResult]: For program point L733-1(lines 714 738) no Hoare annotation was computed. [2020-07-08 11:24:38,399 INFO L264 CegarLoopResult]: At program point L728(line 728) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-07-08 11:24:38,399 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 714 738) no Hoare annotation was computed. [2020-07-08 11:24:38,399 INFO L264 CegarLoopResult]: At program point L724(line 724) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-07-08 11:24:38,399 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 714 738) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= 0 ~pumpRunning~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-07-08 11:24:38,399 INFO L268 CegarLoopResult]: For program point L722(lines 722 730) no Hoare annotation was computed. [2020-07-08 11:24:38,399 INFO L264 CegarLoopResult]: At program point L720(line 720) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-07-08 11:24:38,399 INFO L268 CegarLoopResult]: For program point L720-1(line 720) no Hoare annotation was computed. [2020-07-08 11:24:38,399 INFO L268 CegarLoopResult]: For program point L718(lines 718 735) no Hoare annotation was computed. [2020-07-08 11:24:38,400 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 706 712) no Hoare annotation was computed. [2020-07-08 11:24:38,400 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 706 712) the Hoare annotation is: true [2020-07-08 11:24:38,400 INFO L268 CegarLoopResult]: For program point L865(lines 864 913) no Hoare annotation was computed. [2020-07-08 11:24:38,400 INFO L264 CegarLoopResult]: At program point L896(line 896) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)) (and .cse0 (<= 2 ~waterLevel~0) .cse1))) [2020-07-08 11:24:38,400 INFO L264 CegarLoopResult]: At program point testENTRY(lines 854 921) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-08 11:24:38,400 INFO L268 CegarLoopResult]: For program point L894(lines 894 909) no Hoare annotation was computed. [2020-07-08 11:24:38,400 INFO L268 CegarLoopResult]: For program point testFINAL(lines 854 921) no Hoare annotation was computed. [2020-07-08 11:24:38,401 INFO L264 CegarLoopResult]: At program point L886(line 886) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-08 11:24:38,401 INFO L268 CegarLoopResult]: For program point L884(lines 884 890) no Hoare annotation was computed. [2020-07-08 11:24:38,401 INFO L268 CegarLoopResult]: For program point L884-1(lines 884 890) no Hoare annotation was computed. [2020-07-08 11:24:38,401 INFO L264 CegarLoopResult]: At program point L911(lines 864 913) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-08 11:24:38,401 INFO L264 CegarLoopResult]: At program point L876(line 876) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-08 11:24:38,401 INFO L268 CegarLoopResult]: For program point L874(lines 874 880) no Hoare annotation was computed. [2020-07-08 11:24:38,401 INFO L268 CegarLoopResult]: For program point L874-1(lines 874 880) no Hoare annotation was computed. [2020-07-08 11:24:38,401 INFO L268 CegarLoopResult]: For program point L866(lines 866 870) no Hoare annotation was computed. [2020-07-08 11:24:38,402 INFO L264 CegarLoopResult]: At program point L914(lines 863 915) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-08 11:24:38,402 INFO L264 CegarLoopResult]: At program point L904(line 904) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-08 11:24:38,402 INFO L268 CegarLoopResult]: For program point L902(lines 902 908) no Hoare annotation was computed. [2020-07-08 11:24:38,402 INFO L264 CegarLoopResult]: At program point L902-1(lines 894 909) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-08 11:24:38,402 INFO L268 CegarLoopResult]: For program point testEXIT(lines 854 921) no Hoare annotation was computed. [2020-07-08 11:24:38,402 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 546 591) no Hoare annotation was computed. [2020-07-08 11:24:38,402 INFO L268 CegarLoopResult]: For program point L566(lines 566 573) no Hoare annotation was computed. [2020-07-08 11:24:38,403 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 546 591) no Hoare annotation was computed. [2020-07-08 11:24:38,403 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 546 591) no Hoare annotation was computed. [2020-07-08 11:24:38,403 INFO L268 CegarLoopResult]: For program point L560(lines 560 580) no Hoare annotation was computed. [2020-07-08 11:24:38,403 INFO L268 CegarLoopResult]: For program point L560-1(lines 560 580) no Hoare annotation was computed. [2020-07-08 11:24:38,403 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 164 172) no Hoare annotation was computed. [2020-07-08 11:24:38,403 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 164 172) the Hoare annotation is: true [2020-07-08 11:24:38,403 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 164 172) no Hoare annotation was computed. [2020-07-08 11:24:38,403 INFO L268 CegarLoopResult]: For program point L140(lines 140 148) no Hoare annotation was computed. [2020-07-08 11:24:38,403 INFO L268 CegarLoopResult]: For program point L140-2(lines 140 148) no Hoare annotation was computed. [2020-07-08 11:24:38,404 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 132 154) no Hoare annotation was computed. [2020-07-08 11:24:38,404 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 132 154) no Hoare annotation was computed. [2020-07-08 11:24:38,404 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 132 154) no Hoare annotation was computed. [2020-07-08 11:24:38,404 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 44 53) no Hoare annotation was computed. [2020-07-08 11:24:38,404 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 44 53) no Hoare annotation was computed. [2020-07-08 11:24:38,404 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 44 53) no Hoare annotation was computed. [2020-07-08 11:24:38,404 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 443 545) no Hoare annotation was computed. [2020-07-08 11:24:38,404 INFO L268 CegarLoopResult]: For program point L508(line 508) no Hoare annotation was computed. [2020-07-08 11:24:38,405 INFO L268 CegarLoopResult]: For program point L508-1(line 508) no Hoare annotation was computed. [2020-07-08 11:24:38,405 INFO L268 CegarLoopResult]: For program point L467(lines 467 471) no Hoare annotation was computed. [2020-07-08 11:24:38,405 INFO L268 CegarLoopResult]: For program point L531(lines 531 542) no Hoare annotation was computed. [2020-07-08 11:24:38,405 INFO L268 CegarLoopResult]: For program point L494(lines 494 498) no Hoare annotation was computed. [2020-07-08 11:24:38,405 INFO L268 CegarLoopResult]: For program point L492-2(lines 492 512) no Hoare annotation was computed. [2020-07-08 11:24:38,405 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 443 545) no Hoare annotation was computed. [2020-07-08 11:24:38,405 INFO L268 CegarLoopResult]: For program point L513(lines 491 514) no Hoare annotation was computed. [2020-07-08 11:24:38,405 INFO L268 CegarLoopResult]: For program point L472(lines 472 488) no Hoare annotation was computed. [2020-07-08 11:24:38,405 INFO L268 CegarLoopResult]: For program point L532(lines 532 539) no Hoare annotation was computed. [2020-07-08 11:24:38,406 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 443 545) no Hoare annotation was computed. [2020-07-08 11:24:38,406 INFO L268 CegarLoopResult]: For program point L493(lines 492 512) no Hoare annotation was computed. [2020-07-08 11:24:38,406 INFO L268 CegarLoopResult]: For program point L524(line 524) no Hoare annotation was computed. [2020-07-08 11:24:38,406 INFO L268 CegarLoopResult]: For program point L524-1(line 524) no Hoare annotation was computed. [2020-07-08 11:24:38,406 INFO L268 CegarLoopResult]: For program point L489(lines 489 530) no Hoare annotation was computed. [2020-07-08 11:24:38,406 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-08 11:24:38,406 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string39.offset| |old(#t~string39.offset)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~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~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string2.base| |old(#t~string2.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string41.base| |old(#t~string41.base)|) (= |#t~string2.offset| |old(#t~string2.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#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~string34.offset| |old(#t~string34.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string41.offset| |old(#t~string41.offset)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|)) [2020-07-08 11:24:38,407 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-08 11:24:38,407 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 739 746) no Hoare annotation was computed. [2020-07-08 11:24:38,407 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 739 746) no Hoare annotation was computed. [2020-07-08 11:24:38,407 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 739 746) no Hoare annotation was computed. [2020-07-08 11:24:38,407 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 155 163) the Hoare annotation is: true [2020-07-08 11:24:38,407 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 155 163) no Hoare annotation was computed. [2020-07-08 11:24:38,407 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 155 163) no Hoare annotation was computed. [2020-07-08 11:24:38,407 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 111 122) the Hoare annotation is: (let ((.cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1))) [2020-07-08 11:24:38,408 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 111 122) no Hoare annotation was computed. [2020-07-08 11:24:38,408 INFO L268 CegarLoopResult]: For program point L115-1(lines 111 122) no Hoare annotation was computed. [2020-07-08 11:24:38,408 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-08 11:24:38,408 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-08 11:24:38,408 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-08 11:24:38,408 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalENTRY(lines 123 131) no Hoare annotation was computed. [2020-07-08 11:24:38,408 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 123 131) no Hoare annotation was computed. [2020-07-08 11:24:38,408 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 123 131) no Hoare annotation was computed. [2020-07-08 11:24:38,409 INFO L264 CegarLoopResult]: At program point L695(line 695) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (and (not (= 0 ~systemActive~0)) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)))) (and (or .cse0 (not (= 1 |old(~waterLevel~0)|)) .cse1) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1))) [2020-07-08 11:24:38,409 INFO L264 CegarLoopResult]: At program point L693(lines 693 699) the Hoare annotation is: (let ((.cse0 (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|))))) [2020-07-08 11:24:38,409 INFO L264 CegarLoopResult]: At program point L688(line 688) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 (not (= 1 |old(~waterLevel~0)|))))) [2020-07-08 11:24:38,409 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 682 705) the Hoare annotation is: (let ((.cse0 (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|))) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))))) [2020-07-08 11:24:38,409 INFO L268 CegarLoopResult]: For program point L686(lines 685 704) no Hoare annotation was computed. [2020-07-08 11:24:38,409 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 682 705) no Hoare annotation was computed. [2020-07-08 11:24:38,409 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 682 705) no Hoare annotation was computed. [2020-07-08 11:24:38,410 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 176 205) no Hoare annotation was computed. [2020-07-08 11:24:38,410 INFO L268 CegarLoopResult]: For program point L190(lines 190 194) no Hoare annotation was computed. [2020-07-08 11:24:38,410 INFO L271 CegarLoopResult]: At program point L190-1(lines 190 194) the Hoare annotation is: true [2020-07-08 11:24:38,410 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 176 205) the Hoare annotation is: true [2020-07-08 11:24:38,410 INFO L268 CegarLoopResult]: For program point L187(line 187) no Hoare annotation was computed. [2020-07-08 11:24:38,410 INFO L271 CegarLoopResult]: At program point L186-2(lines 186 200) the Hoare annotation is: true [2020-07-08 11:24:38,410 INFO L271 CegarLoopResult]: At program point L182(line 182) the Hoare annotation is: true [2020-07-08 11:24:38,410 INFO L268 CegarLoopResult]: For program point L182-1(line 182) no Hoare annotation was computed. [2020-07-08 11:24:38,410 INFO L271 CegarLoopResult]: At program point L201(lines 176 205) the Hoare annotation is: true [2020-07-08 11:24:38,411 INFO L268 CegarLoopResult]: For program point L197(line 197) no Hoare annotation was computed. [2020-07-08 11:24:38,411 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 87 98) the Hoare annotation is: true [2020-07-08 11:24:38,411 INFO L268 CegarLoopResult]: For program point L91-1(lines 87 98) no Hoare annotation was computed. [2020-07-08 11:24:38,411 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 87 98) no Hoare annotation was computed. [2020-07-08 11:24:38,411 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 231 237) no Hoare annotation was computed. [2020-07-08 11:24:38,411 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 231 237) the Hoare annotation is: true [2020-07-08 11:24:38,411 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-08 11:24:38,411 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-08 11:24:38,411 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-08 11:24:38,412 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-08 11:24:38,412 INFO L268 CegarLoopResult]: For program point startSystemEXIT(lines 845 852) no Hoare annotation was computed. [2020-07-08 11:24:38,412 INFO L264 CegarLoopResult]: At program point startSystemENTRY(lines 845 852) the Hoare annotation is: (let ((.cse0 (= |old(~systemActive~0)| ~systemActive~0)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or .cse0 (not (= 1 ~waterLevel~0)) .cse1))) [2020-07-08 11:24:38,412 INFO L268 CegarLoopResult]: For program point startSystemFINAL(lines 845 852) no Hoare annotation was computed. [2020-07-08 11:24:38,412 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 99 110) no Hoare annotation was computed. [2020-07-08 11:24:38,412 INFO L268 CegarLoopResult]: For program point L103-1(lines 99 110) no Hoare annotation was computed. [2020-07-08 11:24:38,412 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 99 110) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|))) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))))) [2020-07-08 11:24:38,412 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 639 646) no Hoare annotation was computed. [2020-07-08 11:24:38,413 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 643) no Hoare annotation was computed. [2020-07-08 11:24:38,413 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 639 646) the Hoare annotation is: true [2020-07-08 11:24:38,413 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 639 646) no Hoare annotation was computed. [2020-07-08 11:24:38,417 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-08 11:24:38,417 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-08 11:24:38,418 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-08 11:24:38,418 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-08 11:24:38,421 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-08 11:24:38,422 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-08 11:24:38,424 WARN L170 areAnnotationChecker]: L834 has no Hoare annotation [2020-07-08 11:24:38,424 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-08 11:24:38,424 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-08 11:24:38,424 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-08 11:24:38,424 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-08 11:24:38,424 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-08 11:24:38,428 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-08 11:24:38,429 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-08 11:24:38,429 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-08 11:24:38,429 WARN L170 areAnnotationChecker]: L718 has no Hoare annotation [2020-07-08 11:24:38,429 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-08 11:24:38,432 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-08 11:24:38,432 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-08 11:24:38,432 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-08 11:24:38,432 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-08 11:24:38,433 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-08 11:24:38,433 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-08 11:24:38,433 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-08 11:24:38,433 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-08 11:24:38,433 WARN L170 areAnnotationChecker]: L115-1 has no Hoare annotation [2020-07-08 11:24:38,433 WARN L170 areAnnotationChecker]: L115-1 has no Hoare annotation [2020-07-08 11:24:38,433 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-08 11:24:38,433 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-08 11:24:38,434 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-08 11:24:38,434 WARN L170 areAnnotationChecker]: L91-1 has no Hoare annotation [2020-07-08 11:24:38,435 WARN L170 areAnnotationChecker]: L91-1 has no Hoare annotation [2020-07-08 11:24:38,439 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-08 11:24:38,439 WARN L170 areAnnotationChecker]: startSystemFINAL has no Hoare annotation [2020-07-08 11:24:38,439 WARN L170 areAnnotationChecker]: L103-1 has no Hoare annotation [2020-07-08 11:24:38,439 WARN L170 areAnnotationChecker]: L103-1 has no Hoare annotation [2020-07-08 11:24:38,440 WARN L170 areAnnotationChecker]: __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION has no Hoare annotation [2020-07-08 11:24:38,440 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-08 11:24:38,440 WARN L170 areAnnotationChecker]: L350-2 has no Hoare annotation [2020-07-08 11:24:38,440 WARN L170 areAnnotationChecker]: L350-2 has no Hoare annotation [2020-07-08 11:24:38,440 WARN L170 areAnnotationChecker]: L350-2 has no Hoare annotation [2020-07-08 11:24:38,440 WARN L170 areAnnotationChecker]: L407-2 has no Hoare annotation [2020-07-08 11:24:38,440 WARN L170 areAnnotationChecker]: L407-2 has no Hoare annotation [2020-07-08 11:24:38,440 WARN L170 areAnnotationChecker]: L407-2 has no Hoare annotation [2020-07-08 11:24:38,440 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-08 11:24:38,441 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-08 11:24:38,441 WARN L170 areAnnotationChecker]: L655-1 has no Hoare annotation [2020-07-08 11:24:38,441 WARN L170 areAnnotationChecker]: L212 has no Hoare annotation [2020-07-08 11:24:38,441 WARN L170 areAnnotationChecker]: L212 has no Hoare annotation [2020-07-08 11:24:38,441 WARN L170 areAnnotationChecker]: L834 has no Hoare annotation [2020-07-08 11:24:38,441 WARN L170 areAnnotationChecker]: L834 has no Hoare annotation [2020-07-08 11:24:38,441 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-08 11:24:38,441 WARN L170 areAnnotationChecker]: L818-1 has no Hoare annotation [2020-07-08 11:24:38,442 WARN L170 areAnnotationChecker]: L782 has no Hoare annotation [2020-07-08 11:24:38,442 WARN L170 areAnnotationChecker]: L782 has no Hoare annotation [2020-07-08 11:24:38,442 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-08 11:24:38,442 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-08 11:24:38,442 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-08 11:24:38,442 WARN L170 areAnnotationChecker]: L606 has no Hoare annotation [2020-07-08 11:24:38,442 WARN L170 areAnnotationChecker]: L606 has no Hoare annotation [2020-07-08 11:24:38,442 WARN L170 areAnnotationChecker]: L760 has no Hoare annotation [2020-07-08 11:24:38,442 WARN L170 areAnnotationChecker]: L760 has no Hoare annotation [2020-07-08 11:24:38,443 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-08 11:24:38,443 WARN L170 areAnnotationChecker]: L718 has no Hoare annotation [2020-07-08 11:24:38,443 WARN L170 areAnnotationChecker]: L718 has no Hoare annotation [2020-07-08 11:24:38,443 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-08 11:24:38,443 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-08 11:24:38,444 WARN L170 areAnnotationChecker]: L865 has no Hoare annotation [2020-07-08 11:24:38,444 WARN L170 areAnnotationChecker]: L560 has no Hoare annotation [2020-07-08 11:24:38,444 WARN L170 areAnnotationChecker]: L560 has no Hoare annotation [2020-07-08 11:24:38,444 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-08 11:24:38,444 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-08 11:24:38,445 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-08 11:24:38,445 WARN L170 areAnnotationChecker]: L140 has no Hoare annotation [2020-07-08 11:24:38,445 WARN L170 areAnnotationChecker]: L140 has no Hoare annotation [2020-07-08 11:24:38,445 WARN L170 areAnnotationChecker]: L467 has no Hoare annotation [2020-07-08 11:24:38,445 WARN L170 areAnnotationChecker]: L467 has no Hoare annotation [2020-07-08 11:24:38,445 WARN L170 areAnnotationChecker]: activatePumpFINAL has no Hoare annotation [2020-07-08 11:24:38,445 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-08 11:24:38,445 WARN L170 areAnnotationChecker]: L115-1 has no Hoare annotation [2020-07-08 11:24:38,445 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-08 11:24:38,446 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-08 11:24:38,446 WARN L170 areAnnotationChecker]: L182-1 has no Hoare annotation [2020-07-08 11:24:38,449 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-08 11:24:38,449 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-08 11:24:38,449 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-08 11:24:38,449 WARN L170 areAnnotationChecker]: L91-1 has no Hoare annotation [2020-07-08 11:24:38,449 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-08 11:24:38,450 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-08 11:24:38,450 WARN L170 areAnnotationChecker]: startSystemFINAL has no Hoare annotation [2020-07-08 11:24:38,450 WARN L170 areAnnotationChecker]: L103-1 has no Hoare annotation [2020-07-08 11:24:38,451 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-08 11:24:38,451 WARN L170 areAnnotationChecker]: L372 has no Hoare annotation [2020-07-08 11:24:38,451 WARN L170 areAnnotationChecker]: L351 has no Hoare annotation [2020-07-08 11:24:38,451 WARN L170 areAnnotationChecker]: L433 has no Hoare annotation [2020-07-08 11:24:38,451 WARN L170 areAnnotationChecker]: L433 has no Hoare annotation [2020-07-08 11:24:38,451 WARN L170 areAnnotationChecker]: L408 has no Hoare annotation [2020-07-08 11:24:38,451 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-08 11:24:38,451 WARN L170 areAnnotationChecker]: L655-1 has no Hoare annotation [2020-07-08 11:24:38,451 WARN L170 areAnnotationChecker]: L213 has no Hoare annotation [2020-07-08 11:24:38,452 WARN L170 areAnnotationChecker]: L213 has no Hoare annotation [2020-07-08 11:24:38,452 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-08 11:24:38,452 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-08 11:24:38,452 WARN L170 areAnnotationChecker]: L818-1 has no Hoare annotation [2020-07-08 11:24:38,452 WARN L170 areAnnotationChecker]: L782-2 has no Hoare annotation [2020-07-08 11:24:38,452 WARN L170 areAnnotationChecker]: L257 has no Hoare annotation [2020-07-08 11:24:38,452 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-08 11:24:38,452 WARN L170 areAnnotationChecker]: L612 has no Hoare annotation [2020-07-08 11:24:38,452 WARN L170 areAnnotationChecker]: L612 has no Hoare annotation [2020-07-08 11:24:38,453 WARN L170 areAnnotationChecker]: L606-1 has no Hoare annotation [2020-07-08 11:24:38,453 WARN L170 areAnnotationChecker]: L760-1 has no Hoare annotation [2020-07-08 11:24:38,453 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-08 11:24:38,453 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-08 11:24:38,453 WARN L170 areAnnotationChecker]: L720-1 has no Hoare annotation [2020-07-08 11:24:38,453 WARN L170 areAnnotationChecker]: L733-1 has no Hoare annotation [2020-07-08 11:24:38,453 WARN L170 areAnnotationChecker]: L733-1 has no Hoare annotation [2020-07-08 11:24:38,453 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-08 11:24:38,453 WARN L170 areAnnotationChecker]: L865 has no Hoare annotation [2020-07-08 11:24:38,454 WARN L170 areAnnotationChecker]: L865 has no Hoare annotation [2020-07-08 11:24:38,454 WARN L170 areAnnotationChecker]: L566 has no Hoare annotation [2020-07-08 11:24:38,454 WARN L170 areAnnotationChecker]: L566 has no Hoare annotation [2020-07-08 11:24:38,454 WARN L170 areAnnotationChecker]: L560-1 has no Hoare annotation [2020-07-08 11:24:38,454 WARN L170 areAnnotationChecker]: isLowWaterSensorDryEXIT has no Hoare annotation [2020-07-08 11:24:38,454 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-08 11:24:38,454 WARN L170 areAnnotationChecker]: L140-2 has no Hoare annotation [2020-07-08 11:24:38,454 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-08 11:24:38,454 WARN L170 areAnnotationChecker]: L472 has no Hoare annotation [2020-07-08 11:24:38,454 WARN L170 areAnnotationChecker]: L472 has no Hoare annotation [2020-07-08 11:24:38,455 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-08 11:24:38,455 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-08 11:24:38,456 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-08 11:24:38,456 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-08 11:24:38,456 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-08 11:24:38,456 WARN L170 areAnnotationChecker]: L182-1 has no Hoare annotation [2020-07-08 11:24:38,459 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-08 11:24:38,460 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-08 11:24:38,460 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-08 11:24:38,460 WARN L170 areAnnotationChecker]: L259-1 has no Hoare annotation [2020-07-08 11:24:38,461 WARN L170 areAnnotationChecker]: startSystemEXIT has no Hoare annotation [2020-07-08 11:24:38,461 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-08 11:24:38,461 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-08 11:24:38,461 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-08 11:24:38,461 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-08 11:24:38,461 WARN L170 areAnnotationChecker]: L356 has no Hoare annotation [2020-07-08 11:24:38,462 WARN L170 areAnnotationChecker]: L356 has no Hoare annotation [2020-07-08 11:24:38,462 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-08 11:24:38,462 WARN L170 areAnnotationChecker]: L413 has no Hoare annotation [2020-07-08 11:24:38,462 WARN L170 areAnnotationChecker]: L413 has no Hoare annotation [2020-07-08 11:24:38,462 WARN L170 areAnnotationChecker]: L257 has no Hoare annotation [2020-07-08 11:24:38,462 WARN L170 areAnnotationChecker]: L657 has no Hoare annotation [2020-07-08 11:24:38,462 WARN L170 areAnnotationChecker]: L657 has no Hoare annotation [2020-07-08 11:24:38,462 WARN L170 areAnnotationChecker]: L214 has no Hoare annotation [2020-07-08 11:24:38,462 WARN L170 areAnnotationChecker]: L214 has no Hoare annotation [2020-07-08 11:24:38,462 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-08 11:24:38,462 WARN L170 areAnnotationChecker]: L659-1 has no Hoare annotation [2020-07-08 11:24:38,463 WARN L170 areAnnotationChecker]: L820 has no Hoare annotation [2020-07-08 11:24:38,463 WARN L170 areAnnotationChecker]: L820 has no Hoare annotation [2020-07-08 11:24:38,463 WARN L170 areAnnotationChecker]: L794 has no Hoare annotation [2020-07-08 11:24:38,463 WARN L170 areAnnotationChecker]: L794 has no Hoare annotation [2020-07-08 11:24:38,463 WARN L170 areAnnotationChecker]: L259-1 has no Hoare annotation [2020-07-08 11:24:38,463 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-08 11:24:38,463 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-08 11:24:38,463 WARN L170 areAnnotationChecker]: L720-1 has no Hoare annotation [2020-07-08 11:24:38,463 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-08 11:24:38,463 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-08 11:24:38,464 WARN L170 areAnnotationChecker]: L866 has no Hoare annotation [2020-07-08 11:24:38,464 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-08 11:24:38,464 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-08 11:24:38,464 WARN L170 areAnnotationChecker]: L489 has no Hoare annotation [2020-07-08 11:24:38,464 WARN L170 areAnnotationChecker]: L489 has no Hoare annotation [2020-07-08 11:24:38,464 WARN L170 areAnnotationChecker]: L426-1 has no Hoare annotation [2020-07-08 11:24:38,464 WARN L170 areAnnotationChecker]: L222 has no Hoare annotation [2020-07-08 11:24:38,464 WARN L170 areAnnotationChecker]: L222 has no Hoare annotation [2020-07-08 11:24:38,464 WARN L170 areAnnotationChecker]: L884-1 has no Hoare annotation [2020-07-08 11:24:38,465 WARN L170 areAnnotationChecker]: L187 has no Hoare annotation [2020-07-08 11:24:38,465 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-08 11:24:38,466 WARN L170 areAnnotationChecker]: L218 has no Hoare annotation [2020-07-08 11:24:38,466 WARN L170 areAnnotationChecker]: L218 has no Hoare annotation [2020-07-08 11:24:38,466 WARN L170 areAnnotationChecker]: L874-1 has no Hoare annotation [2020-07-08 11:24:38,466 WARN L170 areAnnotationChecker]: L657-1 has no Hoare annotation [2020-07-08 11:24:38,466 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-08 11:24:38,466 WARN L170 areAnnotationChecker]: L356-1 has no Hoare annotation [2020-07-08 11:24:38,466 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-08 11:24:38,466 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-08 11:24:38,466 WARN L170 areAnnotationChecker]: L413-1 has no Hoare annotation [2020-07-08 11:24:38,467 WARN L170 areAnnotationChecker]: L259 has no Hoare annotation [2020-07-08 11:24:38,467 WARN L170 areAnnotationChecker]: L259 has no Hoare annotation [2020-07-08 11:24:38,467 WARN L170 areAnnotationChecker]: L659-1 has no Hoare annotation [2020-07-08 11:24:38,467 WARN L170 areAnnotationChecker]: L215 has no Hoare annotation [2020-07-08 11:24:38,467 WARN L170 areAnnotationChecker]: L215 has no Hoare annotation [2020-07-08 11:24:38,467 WARN L170 areAnnotationChecker]: L661 has no Hoare annotation [2020-07-08 11:24:38,467 WARN L170 areAnnotationChecker]: L661 has no Hoare annotation [2020-07-08 11:24:38,467 WARN L170 areAnnotationChecker]: L820-2 has no Hoare annotation [2020-07-08 11:24:38,467 WARN L170 areAnnotationChecker]: L794-2 has no Hoare annotation [2020-07-08 11:24:38,467 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-08 11:24:38,468 WARN L170 areAnnotationChecker]: L722 has no Hoare annotation [2020-07-08 11:24:38,468 WARN L170 areAnnotationChecker]: L722 has no Hoare annotation [2020-07-08 11:24:38,468 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-08 11:24:38,468 WARN L170 areAnnotationChecker]: L874 has no Hoare annotation [2020-07-08 11:24:38,468 WARN L170 areAnnotationChecker]: L874 has no Hoare annotation [2020-07-08 11:24:38,468 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-08 11:24:38,468 WARN L170 areAnnotationChecker]: L492-2 has no Hoare annotation [2020-07-08 11:24:38,468 WARN L170 areAnnotationChecker]: L492-2 has no Hoare annotation [2020-07-08 11:24:38,468 WARN L170 areAnnotationChecker]: L492-2 has no Hoare annotation [2020-07-08 11:24:38,468 WARN L170 areAnnotationChecker]: L531 has no Hoare annotation [2020-07-08 11:24:38,469 WARN L170 areAnnotationChecker]: L531 has no Hoare annotation [2020-07-08 11:24:38,469 WARN L170 areAnnotationChecker]: L223 has no Hoare annotation [2020-07-08 11:24:38,469 WARN L170 areAnnotationChecker]: L223 has no Hoare annotation [2020-07-08 11:24:38,469 WARN L170 areAnnotationChecker]: L894 has no Hoare annotation [2020-07-08 11:24:38,469 WARN L170 areAnnotationChecker]: L894 has no Hoare annotation [2020-07-08 11:24:38,469 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:24:38,469 WARN L170 areAnnotationChecker]: L187 has no Hoare annotation [2020-07-08 11:24:38,469 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:24:38,469 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:24:38,469 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:24:38,470 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:24:38,470 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:24:38,470 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:24:38,470 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:24:38,470 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:24:38,470 WARN L170 areAnnotationChecker]: L219 has no Hoare annotation [2020-07-08 11:24:38,470 WARN L170 areAnnotationChecker]: L219 has no Hoare annotation [2020-07-08 11:24:38,470 WARN L170 areAnnotationChecker]: L884 has no Hoare annotation [2020-07-08 11:24:38,470 WARN L170 areAnnotationChecker]: L884 has no Hoare annotation [2020-07-08 11:24:38,470 WARN L170 areAnnotationChecker]: __utac_acc__Specification4_spec__1EXIT has no Hoare annotation [2020-07-08 11:24:38,471 WARN L170 areAnnotationChecker]: L508-1 has no Hoare annotation [2020-07-08 11:24:38,471 WARN L170 areAnnotationChecker]: L524-1 has no Hoare annotation [2020-07-08 11:24:38,471 WARN L170 areAnnotationChecker]: L426 has no Hoare annotation [2020-07-08 11:24:38,471 WARN L170 areAnnotationChecker]: L426 has no Hoare annotation [2020-07-08 11:24:38,471 WARN L170 areAnnotationChecker]: L216 has no Hoare annotation [2020-07-08 11:24:38,471 WARN L170 areAnnotationChecker]: L216 has no Hoare annotation [2020-07-08 11:24:38,472 WARN L170 areAnnotationChecker]: L657-1 has no Hoare annotation [2020-07-08 11:24:38,472 WARN L170 areAnnotationChecker]: isLowWaterLevelFINAL has no Hoare annotation [2020-07-08 11:24:38,472 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-08 11:24:38,472 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-08 11:24:38,472 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-08 11:24:38,472 WARN L170 areAnnotationChecker]: L733-1 has no Hoare annotation [2020-07-08 11:24:38,472 WARN L170 areAnnotationChecker]: L733-1 has no Hoare annotation [2020-07-08 11:24:38,472 WARN L170 areAnnotationChecker]: L874-1 has no Hoare annotation [2020-07-08 11:24:38,476 WARN L170 areAnnotationChecker]: L805-1 has no Hoare annotation [2020-07-08 11:24:38,477 WARN L170 areAnnotationChecker]: L513 has no Hoare annotation [2020-07-08 11:24:38,477 WARN L170 areAnnotationChecker]: L493 has no Hoare annotation [2020-07-08 11:24:38,477 WARN L170 areAnnotationChecker]: L493 has no Hoare annotation [2020-07-08 11:24:38,477 WARN L170 areAnnotationChecker]: L532 has no Hoare annotation [2020-07-08 11:24:38,477 WARN L170 areAnnotationChecker]: L532 has no Hoare annotation [2020-07-08 11:24:38,477 WARN L170 areAnnotationChecker]: L224 has no Hoare annotation [2020-07-08 11:24:38,477 WARN L170 areAnnotationChecker]: L224 has no Hoare annotation [2020-07-08 11:24:38,478 WARN L170 areAnnotationChecker]: L902 has no Hoare annotation [2020-07-08 11:24:38,478 WARN L170 areAnnotationChecker]: L902 has no Hoare annotation [2020-07-08 11:24:38,478 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:24:38,479 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:24:38,479 WARN L170 areAnnotationChecker]: L190 has no Hoare annotation [2020-07-08 11:24:38,479 WARN L170 areAnnotationChecker]: L190 has no Hoare annotation [2020-07-08 11:24:38,479 WARN L170 areAnnotationChecker]: L220 has no Hoare annotation [2020-07-08 11:24:38,479 WARN L170 areAnnotationChecker]: L220 has no Hoare annotation [2020-07-08 11:24:38,479 WARN L170 areAnnotationChecker]: L197 has no Hoare annotation [2020-07-08 11:24:38,479 WARN L170 areAnnotationChecker]: L884-1 has no Hoare annotation [2020-07-08 11:24:38,481 WARN L170 areAnnotationChecker]: L217 has no Hoare annotation [2020-07-08 11:24:38,481 WARN L170 areAnnotationChecker]: L217 has no Hoare annotation [2020-07-08 11:24:38,482 WARN L170 areAnnotationChecker]: isLowWaterLevelEXIT has no Hoare annotation [2020-07-08 11:24:38,482 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-08 11:24:38,482 WARN L170 areAnnotationChecker]: L524 has no Hoare annotation [2020-07-08 11:24:38,482 WARN L170 areAnnotationChecker]: L524 has no Hoare annotation [2020-07-08 11:24:38,482 WARN L170 areAnnotationChecker]: L494 has no Hoare annotation [2020-07-08 11:24:38,482 WARN L170 areAnnotationChecker]: L225 has no Hoare annotation [2020-07-08 11:24:38,482 WARN L170 areAnnotationChecker]: L225 has no Hoare annotation [2020-07-08 11:24:38,483 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-08 11:24:38,483 WARN L170 areAnnotationChecker]: L197 has no Hoare annotation [2020-07-08 11:24:38,484 WARN L170 areAnnotationChecker]: L221 has no Hoare annotation [2020-07-08 11:24:38,484 WARN L170 areAnnotationChecker]: L221 has no Hoare annotation [2020-07-08 11:24:38,484 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:24:38,485 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:24:38,485 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:24:38,485 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:24:38,485 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:24:38,485 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:24:38,485 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:24:38,485 WARN L170 areAnnotationChecker]: L508 has no Hoare annotation [2020-07-08 11:24:38,485 WARN L170 areAnnotationChecker]: L508 has no Hoare annotation [2020-07-08 11:24:38,485 INFO L163 areAnnotationChecker]: CFG has 39 edges. 39 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-08 11:24:38,504 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.07 11:24:38 BoogieIcfgContainer [2020-07-08 11:24:38,504 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-08 11:24:38,507 INFO L168 Benchmark]: Toolchain (without parser) took 134156.36 ms. Allocated memory was 137.9 MB in the beginning and 758.6 MB in the end (delta: 620.8 MB). Free memory was 100.7 MB in the beginning and 672.8 MB in the end (delta: -572.1 MB). Peak memory consumption was 48.6 MB. Max. memory is 7.1 GB. [2020-07-08 11:24:38,507 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 137.9 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-08 11:24:38,511 INFO L168 Benchmark]: CACSL2BoogieTranslator took 672.02 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 100.5 MB in the beginning and 170.3 MB in the end (delta: -69.8 MB). Peak memory consumption was 31.0 MB. Max. memory is 7.1 GB. [2020-07-08 11:24:38,511 INFO L168 Benchmark]: Boogie Preprocessor took 110.29 ms. Allocated memory is still 202.4 MB. Free memory was 170.3 MB in the beginning and 164.7 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. [2020-07-08 11:24:38,512 INFO L168 Benchmark]: RCFGBuilder took 1609.66 ms. Allocated memory was 202.4 MB in the beginning and 233.8 MB in the end (delta: 31.5 MB). Free memory was 164.7 MB in the beginning and 96.2 MB in the end (delta: 68.5 MB). Peak memory consumption was 100.0 MB. Max. memory is 7.1 GB. [2020-07-08 11:24:38,515 INFO L168 Benchmark]: TraceAbstraction took 131758.57 ms. Allocated memory was 233.8 MB in the beginning and 758.6 MB in the end (delta: 524.8 MB). Free memory was 96.2 MB in the beginning and 672.8 MB in the end (delta: -576.7 MB). There was no memory consumed. Max. memory is 7.1 GB. [2020-07-08 11:24:38,521 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 0.24 ms. Allocated memory is still 137.9 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 672.02 ms. Allocated memory was 137.9 MB in the beginning and 202.4 MB in the end (delta: 64.5 MB). Free memory was 100.5 MB in the beginning and 170.3 MB in the end (delta: -69.8 MB). Peak memory consumption was 31.0 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 110.29 ms. Allocated memory is still 202.4 MB. Free memory was 170.3 MB in the beginning and 164.7 MB in the end (delta: 5.6 MB). Peak memory consumption was 5.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1609.66 ms. Allocated memory was 202.4 MB in the beginning and 233.8 MB in the end (delta: 31.5 MB). Free memory was 164.7 MB in the beginning and 96.2 MB in the end (delta: 68.5 MB). Peak memory consumption was 100.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 131758.57 ms. Allocated memory was 233.8 MB in the beginning and 758.6 MB in the end (delta: 524.8 MB). Free memory was 96.2 MB in the beginning and 672.8 MB in the end (delta: -576.7 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 643]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 864]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(1 == \old(systemActive))) || ((2 <= waterLevel && 0 == splverifierCounter) && 0 == pumpRunning)) || !(1 == \old(waterLevel))) || ((0 == splverifierCounter && 0 == pumpRunning) && 1 == waterLevel) - InvariantResult [Line: 863]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(1 == \old(systemActive))) || !(1 == \old(waterLevel)) - InvariantResult [Line: 186]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 176]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 224 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 113.2s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 88.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 18.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 606 SDtfs, 1248 SDslu, 603 SDs, 0 SdLazy, 2980 SolverSat, 851 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 21.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 270 GetRequests, 203 SyntacticMatches, 1 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 167 ImplicationChecksByTransitivity, 10.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=594occurred 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: 18.7s AutomataMinimizationTime, 6 MinimizatonAttempts, 284 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 54 LocationsWithAnnotation, 644 PreInvPairs, 712 NumberOfFragments, 1068 HoareAnnotationTreeSize, 644 FomulaSimplifications, 173988 FormulaSimplificationTreeSizeReduction, 4.5s HoareSimplificationTime, 54 FomulaSimplificationsInter, 21934 FormulaSimplificationTreeSizeReductionInter, 12.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 4.0s InterpolantComputationTime, 441 NumberOfCodeBlocks, 441 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 434 ConstructedInterpolants, 0 QuantifiedInterpolants, 124526 SizeOfPredicates, 3 NumberOfNonLiveVariables, 758 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 39/48 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 correct! Received shutdown request...