/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product55.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 21:25:01,071 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 21:25:01,073 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 21:25:01,085 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 21:25:01,086 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 21:25:01,087 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 21:25:01,088 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 21:25:01,090 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 21:25:01,091 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 21:25:01,092 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 21:25:01,093 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 21:25:01,094 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 21:25:01,094 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 21:25:01,095 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 21:25:01,096 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 21:25:01,097 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 21:25:01,098 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 21:25:01,099 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 21:25:01,101 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 21:25:01,103 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 21:25:01,104 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 21:25:01,105 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 21:25:01,106 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 21:25:01,107 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 21:25:01,111 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 21:25:01,112 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 21:25:01,112 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 21:25:01,113 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 21:25:01,113 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 21:25:01,114 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 21:25:01,114 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 21:25:01,115 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 21:25:01,116 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 21:25:01,117 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 21:25:01,117 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 21:25:01,118 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 21:25:01,118 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 21:25:01,118 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 21:25:01,119 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 21:25:01,119 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 21:25:01,120 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 21:25:01,121 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 [2020-07-17 21:25:01,135 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 21:25:01,135 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 21:25:01,136 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 21:25:01,137 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 21:25:01,137 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 21:25:01,137 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 21:25:01,137 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 21:25:01,137 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 21:25:01,138 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 21:25:01,138 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 21:25:01,138 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 21:25:01,138 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 21:25:01,138 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 21:25:01,139 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 21:25:01,139 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 21:25:01,139 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 21:25:01,139 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 21:25:01,139 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 21:25:01,140 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 21:25:01,140 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 21:25:01,140 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 21:25:01,140 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:25:01,140 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 21:25:01,141 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 21:25:01,141 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 21:25:01,141 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 21:25:01,141 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 21:25:01,141 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 21:25:01,141 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 21:25:01,142 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 21:25:01,405 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 21:25:01,417 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 21:25:01,420 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 21:25:01,421 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 21:25:01,421 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 21:25:01,422 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product55.cil.c [2020-07-17 21:25:01,492 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01db8c4c7/b554d424195a4085b4de88de900ad783/FLAG3948aa8aa [2020-07-17 21:25:01,990 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 21:25:01,990 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product55.cil.c [2020-07-17 21:25:02,004 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01db8c4c7/b554d424195a4085b4de88de900ad783/FLAG3948aa8aa [2020-07-17 21:25:02,321 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/01db8c4c7/b554d424195a4085b4de88de900ad783 [2020-07-17 21:25:02,331 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 21:25:02,333 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 21:25:02,334 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 21:25:02,334 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 21:25:02,338 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 21:25:02,339 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:25:02" (1/1) ... [2020-07-17 21:25:02,342 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@c32806a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:25:02, skipping insertion in model container [2020-07-17 21:25:02,343 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:25:02" (1/1) ... [2020-07-17 21:25:02,350 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 21:25:02,400 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 21:25:02,798 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:25:02,915 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 21:25:03,016 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:25:03,053 INFO L208 MainTranslator]: Completed translation [2020-07-17 21:25:03,054 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:25:03 WrapperNode [2020-07-17 21:25:03,054 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 21:25:03,055 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 21:25:03,055 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 21:25:03,055 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 21:25:03,069 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:25:03" (1/1) ... [2020-07-17 21:25:03,069 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:25:03" (1/1) ... [2020-07-17 21:25:03,089 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:25:03" (1/1) ... [2020-07-17 21:25:03,090 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:25:03" (1/1) ... [2020-07-17 21:25:03,154 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:25:03" (1/1) ... [2020-07-17 21:25:03,166 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:25:03" (1/1) ... [2020-07-17 21:25:03,171 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:25:03" (1/1) ... [2020-07-17 21:25:03,179 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 21:25:03,180 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 21:25:03,180 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 21:25:03,180 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 21:25:03,181 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:25:03" (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 [2020-07-17 21:25:03,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 21:25:03,238 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 21:25:03,239 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-17 21:25:03,239 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-17 21:25:03,239 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-17 21:25:03,239 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-17 21:25:03,239 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-17 21:25:03,239 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-17 21:25:03,239 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-17 21:25:03,239 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-17 21:25:03,240 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-17 21:25:03,240 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-17 21:25:03,240 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-17 21:25:03,240 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-17 21:25:03,240 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-17 21:25:03,240 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-17 21:25:03,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-17 21:25:03,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-17 21:25:03,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-17 21:25:03,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-17 21:25:03,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-17 21:25:03,241 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-17 21:25:03,241 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-17 21:25:03,242 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-17 21:25:03,242 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-17 21:25:03,242 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-17 21:25:03,242 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 21:25:03,242 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-17 21:25:03,242 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-17 21:25:03,242 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__highWaterSensor [2020-07-17 21:25:03,243 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-17 21:25:03,243 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-17 21:25:03,243 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-17 21:25:03,243 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-17 21:25:03,243 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-17 21:25:03,243 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-17 21:25:03,244 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-17 21:25:03,244 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-17 21:25:03,244 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-17 21:25:03,244 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-17 21:25:03,244 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:25:03,244 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-17 21:25:03,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 21:25:03,245 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 21:25:03,245 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-17 21:25:03,245 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-17 21:25:03,245 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-17 21:25:03,245 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-17 21:25:03,245 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-17 21:25:03,246 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-17 21:25:03,246 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-17 21:25:03,246 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-17 21:25:03,246 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-17 21:25:03,246 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-17 21:25:03,246 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-17 21:25:03,246 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-17 21:25:03,247 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-17 21:25:03,247 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 21:25:03,247 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-17 21:25:03,247 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-17 21:25:03,247 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 21:25:03,247 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 21:25:03,248 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-17 21:25:03,248 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 21:25:03,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 21:25:03,248 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 21:25:03,248 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 21:25:03,248 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-17 21:25:03,248 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 21:25:03,249 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-17 21:25:03,249 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-17 21:25:03,249 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 21:25:03,249 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-17 21:25:03,249 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-17 21:25:03,249 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-17 21:25:03,250 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-17 21:25:03,250 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-17 21:25:03,250 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-17 21:25:03,250 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-17 21:25:03,250 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-17 21:25:03,250 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-17 21:25:03,250 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-17 21:25:03,251 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 21:25:03,251 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-17 21:25:03,251 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-17 21:25:03,251 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-17 21:25:03,251 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-17 21:25:03,251 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:25:03,251 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-17 21:25:03,252 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-17 21:25:03,252 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-17 21:25:03,252 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__highWaterSensor [2020-07-17 21:25:03,252 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-17 21:25:03,252 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-17 21:25:03,252 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-17 21:25:03,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 21:25:03,253 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 21:25:03,253 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 21:25:05,023 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 21:25:05,023 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-17 21:25:05,029 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:25:05 BoogieIcfgContainer [2020-07-17 21:25:05,029 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 21:25:05,030 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 21:25:05,030 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 21:25:05,034 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 21:25:05,034 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 09:25:02" (1/3) ... [2020-07-17 21:25:05,035 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c0ac40f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:25:05, skipping insertion in model container [2020-07-17 21:25:05,035 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:25:03" (2/3) ... [2020-07-17 21:25:05,036 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@5c0ac40f and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:25:05, skipping insertion in model container [2020-07-17 21:25:05,036 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:25:05" (3/3) ... [2020-07-17 21:25:05,038 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product55.cil.c [2020-07-17 21:25:05,049 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 21:25:05,057 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 21:25:05,071 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 21:25:05,098 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 21:25:05,098 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 21:25:05,098 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 21:25:05,098 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 21:25:05,099 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 21:25:05,099 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 21:25:05,099 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 21:25:05,100 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 21:25:05,144 INFO L276 IsEmpty]: Start isEmpty. Operand 198 states. [2020-07-17 21:25:05,157 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-17 21:25:05,157 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:25:05,159 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] [2020-07-17 21:25:05,159 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:25:05,165 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:25:05,166 INFO L82 PathProgramCache]: Analyzing trace with hash -1378211837, now seen corresponding path program 1 times [2020-07-17 21:25:05,176 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:25:05,177 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [978766353] [2020-07-17 21:25:05,177 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:25:05,463 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:05,919 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:25:05,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:06,045 INFO L280 TraceCheckUtils]: 0: Hoare triple {224#(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~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.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~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~string29.offset| |old(#t~string29.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.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~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~string29.base, #t~string29.offset := #Ultimate.allocOnStack(30);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(9);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(21);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(21);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(30);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(9);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(25);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.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;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {201#true} is VALID [2020-07-17 21:25:06,046 INFO L280 TraceCheckUtils]: 1: Hoare triple {201#true} assume true; {201#true} is VALID [2020-07-17 21:25:06,046 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {201#true} {201#true} #571#return; {201#true} is VALID [2020-07-17 21:25:06,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:06,060 INFO L280 TraceCheckUtils]: 0: Hoare triple {201#true} assume true; {201#true} is VALID [2020-07-17 21:25:06,061 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {201#true} {201#true} #463#return; {201#true} is VALID [2020-07-17 21:25:06,062 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:06,065 INFO L280 TraceCheckUtils]: 0: Hoare triple {201#true} assume true; {201#true} is VALID [2020-07-17 21:25:06,066 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {201#true} {201#true} #465#return; {201#true} is VALID [2020-07-17 21:25:06,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:06,072 INFO L280 TraceCheckUtils]: 0: Hoare triple {201#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {201#true} is VALID [2020-07-17 21:25:06,073 INFO L280 TraceCheckUtils]: 1: Hoare triple {201#true} assume true; {201#true} is VALID [2020-07-17 21:25:06,073 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {201#true} {201#true} #467#return; {201#true} is VALID [2020-07-17 21:25:06,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:06,078 INFO L280 TraceCheckUtils]: 0: Hoare triple {201#true} assume true; {201#true} is VALID [2020-07-17 21:25:06,078 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {201#true} {201#true} #469#return; {201#true} is VALID [2020-07-17 21:25:06,079 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:06,083 INFO L280 TraceCheckUtils]: 0: Hoare triple {201#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {201#true} is VALID [2020-07-17 21:25:06,084 INFO L280 TraceCheckUtils]: 1: Hoare triple {201#true} assume true; {201#true} is VALID [2020-07-17 21:25:06,084 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {201#true} {202#false} #563#return; {202#false} is VALID [2020-07-17 21:25:06,085 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:06,088 INFO L280 TraceCheckUtils]: 0: Hoare triple {201#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {201#true} is VALID [2020-07-17 21:25:06,089 INFO L280 TraceCheckUtils]: 1: Hoare triple {201#true} assume true; {201#true} is VALID [2020-07-17 21:25:06,089 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {201#true} {202#false} #565#return; {202#false} is VALID [2020-07-17 21:25:06,090 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:06,093 INFO L280 TraceCheckUtils]: 0: Hoare triple {201#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {201#true} is VALID [2020-07-17 21:25:06,093 INFO L280 TraceCheckUtils]: 1: Hoare triple {201#true} assume true; {201#true} is VALID [2020-07-17 21:25:06,094 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {201#true} {202#false} #567#return; {202#false} is VALID [2020-07-17 21:25:06,100 INFO L263 TraceCheckUtils]: 0: Hoare triple {201#true} call ULTIMATE.init(); {224#(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~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.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~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~string29.offset| |old(#t~string29.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.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~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:25:06,100 INFO L280 TraceCheckUtils]: 1: Hoare triple {224#(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~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.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~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~string29.offset| |old(#t~string29.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.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~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~string29.base, #t~string29.offset := #Ultimate.allocOnStack(30);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(9);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(21);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(21);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(30);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(9);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(25);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.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;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {201#true} is VALID [2020-07-17 21:25:06,101 INFO L280 TraceCheckUtils]: 2: Hoare triple {201#true} assume true; {201#true} is VALID [2020-07-17 21:25:06,101 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {201#true} {201#true} #571#return; {201#true} is VALID [2020-07-17 21:25:06,101 INFO L263 TraceCheckUtils]: 4: Hoare triple {201#true} call #t~ret76 := main(); {201#true} is VALID [2020-07-17 21:25:06,102 INFO L280 TraceCheckUtils]: 5: Hoare triple {201#true} havoc ~retValue_acc~9;havoc ~tmp~3; {201#true} is VALID [2020-07-17 21:25:06,102 INFO L263 TraceCheckUtils]: 6: Hoare triple {201#true} call select_helpers(); {201#true} is VALID [2020-07-17 21:25:06,102 INFO L280 TraceCheckUtils]: 7: Hoare triple {201#true} assume true; {201#true} is VALID [2020-07-17 21:25:06,103 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {201#true} {201#true} #463#return; {201#true} is VALID [2020-07-17 21:25:06,103 INFO L263 TraceCheckUtils]: 9: Hoare triple {201#true} call select_features(); {201#true} is VALID [2020-07-17 21:25:06,103 INFO L280 TraceCheckUtils]: 10: Hoare triple {201#true} assume true; {201#true} is VALID [2020-07-17 21:25:06,104 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {201#true} {201#true} #465#return; {201#true} is VALID [2020-07-17 21:25:06,104 INFO L263 TraceCheckUtils]: 12: Hoare triple {201#true} call #t~ret46 := valid_product(); {201#true} is VALID [2020-07-17 21:25:06,104 INFO L280 TraceCheckUtils]: 13: Hoare triple {201#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {201#true} is VALID [2020-07-17 21:25:06,105 INFO L280 TraceCheckUtils]: 14: Hoare triple {201#true} assume true; {201#true} is VALID [2020-07-17 21:25:06,105 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {201#true} {201#true} #467#return; {201#true} is VALID [2020-07-17 21:25:06,105 INFO L280 TraceCheckUtils]: 16: Hoare triple {201#true} assume -2147483648 <= #t~ret46 && #t~ret46 <= 2147483647;~tmp~3 := #t~ret46;havoc #t~ret46; {201#true} is VALID [2020-07-17 21:25:06,106 INFO L280 TraceCheckUtils]: 17: Hoare triple {201#true} assume 0 != ~tmp~3; {201#true} is VALID [2020-07-17 21:25:06,106 INFO L263 TraceCheckUtils]: 18: Hoare triple {201#true} call setup(); {201#true} is VALID [2020-07-17 21:25:06,106 INFO L280 TraceCheckUtils]: 19: Hoare triple {201#true} assume true; {201#true} is VALID [2020-07-17 21:25:06,107 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {201#true} {201#true} #469#return; {201#true} is VALID [2020-07-17 21:25:06,107 INFO L263 TraceCheckUtils]: 21: Hoare triple {201#true} call runTest(); {201#true} is VALID [2020-07-17 21:25:06,107 INFO L263 TraceCheckUtils]: 22: Hoare triple {201#true} call test(); {201#true} is VALID [2020-07-17 21:25:06,108 INFO L280 TraceCheckUtils]: 23: Hoare triple {201#true} havoc ~splverifierCounter~0;havoc ~tmp~10;havoc ~tmp___0~3;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {201#true} is VALID [2020-07-17 21:25:06,109 INFO L280 TraceCheckUtils]: 24: Hoare triple {201#true} assume !true; {202#false} is VALID [2020-07-17 21:25:06,109 INFO L263 TraceCheckUtils]: 25: Hoare triple {202#false} call cleanup(); {202#false} is VALID [2020-07-17 21:25:06,109 INFO L280 TraceCheckUtils]: 26: Hoare triple {202#false} havoc ~i~0;havoc ~__cil_tmp2~0; {202#false} is VALID [2020-07-17 21:25:06,110 INFO L263 TraceCheckUtils]: 27: Hoare triple {202#false} call timeShift(); {202#false} is VALID [2020-07-17 21:25:06,110 INFO L280 TraceCheckUtils]: 28: Hoare triple {202#false} assume !(0 != ~pumpRunning~0); {202#false} is VALID [2020-07-17 21:25:06,110 INFO L280 TraceCheckUtils]: 29: Hoare triple {202#false} assume !(0 != ~systemActive~0); {202#false} is VALID [2020-07-17 21:25:06,111 INFO L263 TraceCheckUtils]: 30: Hoare triple {202#false} call __utac_acc__Specification3_spec__1(); {202#false} is VALID [2020-07-17 21:25:06,111 INFO L280 TraceCheckUtils]: 31: Hoare triple {202#false} havoc ~tmp~9;havoc ~tmp___0~2;havoc ~tmp___1~0; {202#false} is VALID [2020-07-17 21:25:06,111 INFO L263 TraceCheckUtils]: 32: Hoare triple {202#false} call #t~ret69 := isMethaneLevelCritical(); {201#true} is VALID [2020-07-17 21:25:06,112 INFO L280 TraceCheckUtils]: 33: Hoare triple {201#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {201#true} is VALID [2020-07-17 21:25:06,112 INFO L280 TraceCheckUtils]: 34: Hoare triple {201#true} assume true; {201#true} is VALID [2020-07-17 21:25:06,112 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {201#true} {202#false} #563#return; {202#false} is VALID [2020-07-17 21:25:06,113 INFO L280 TraceCheckUtils]: 36: Hoare triple {202#false} assume -2147483648 <= #t~ret69 && #t~ret69 <= 2147483647;~tmp~9 := #t~ret69;havoc #t~ret69; {202#false} is VALID [2020-07-17 21:25:06,113 INFO L280 TraceCheckUtils]: 37: Hoare triple {202#false} assume !(0 != ~tmp~9); {202#false} is VALID [2020-07-17 21:25:06,113 INFO L263 TraceCheckUtils]: 38: Hoare triple {202#false} call #t~ret70 := getWaterLevel(); {201#true} is VALID [2020-07-17 21:25:06,114 INFO L280 TraceCheckUtils]: 39: Hoare triple {201#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {201#true} is VALID [2020-07-17 21:25:06,114 INFO L280 TraceCheckUtils]: 40: Hoare triple {201#true} assume true; {201#true} is VALID [2020-07-17 21:25:06,114 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {201#true} {202#false} #565#return; {202#false} is VALID [2020-07-17 21:25:06,115 INFO L280 TraceCheckUtils]: 42: Hoare triple {202#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp___0~2 := #t~ret70;havoc #t~ret70; {202#false} is VALID [2020-07-17 21:25:06,115 INFO L280 TraceCheckUtils]: 43: Hoare triple {202#false} assume 2 == ~tmp___0~2; {202#false} is VALID [2020-07-17 21:25:06,115 INFO L263 TraceCheckUtils]: 44: Hoare triple {202#false} call #t~ret71 := isPumpRunning(); {201#true} is VALID [2020-07-17 21:25:06,115 INFO L280 TraceCheckUtils]: 45: Hoare triple {201#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {201#true} is VALID [2020-07-17 21:25:06,116 INFO L280 TraceCheckUtils]: 46: Hoare triple {201#true} assume true; {201#true} is VALID [2020-07-17 21:25:06,116 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {201#true} {202#false} #567#return; {202#false} is VALID [2020-07-17 21:25:06,116 INFO L280 TraceCheckUtils]: 48: Hoare triple {202#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___1~0 := #t~ret71;havoc #t~ret71; {202#false} is VALID [2020-07-17 21:25:06,117 INFO L280 TraceCheckUtils]: 49: Hoare triple {202#false} assume !(0 != ~tmp___1~0); {202#false} is VALID [2020-07-17 21:25:06,117 INFO L263 TraceCheckUtils]: 50: Hoare triple {202#false} call __automaton_fail(); {202#false} is VALID [2020-07-17 21:25:06,117 INFO L280 TraceCheckUtils]: 51: Hoare triple {202#false} assume !false; {202#false} is VALID [2020-07-17 21:25:06,126 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:25:06,127 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [978766353] [2020-07-17 21:25:06,128 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:25:06,128 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 21:25:06,129 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1441454139] [2020-07-17 21:25:06,135 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:25:06,139 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:25:06,143 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 21:25:06,256 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:25:06,256 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 21:25:06,257 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:25:06,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 21:25:06,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:25:06,268 INFO L87 Difference]: Start difference. First operand 198 states. Second operand 3 states. [2020-07-17 21:25:11,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:25:11,437 INFO L93 Difference]: Finished difference Result 355 states and 464 transitions. [2020-07-17 21:25:11,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 21:25:11,438 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:25:11,438 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:25:11,440 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:25:11,480 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 464 transitions. [2020-07-17 21:25:11,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:25:11,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 464 transitions. [2020-07-17 21:25:11,506 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 464 transitions. [2020-07-17 21:25:13,099 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 464 edges. 464 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:25:13,132 INFO L225 Difference]: With dead ends: 355 [2020-07-17 21:25:13,133 INFO L226 Difference]: Without dead ends: 191 [2020-07-17 21:25:13,138 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:25:13,157 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 191 states. [2020-07-17 21:25:14,785 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 191 to 155. [2020-07-17 21:25:14,785 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:25:14,786 INFO L82 GeneralOperation]: Start isEquivalent. First operand 191 states. Second operand 155 states. [2020-07-17 21:25:14,787 INFO L74 IsIncluded]: Start isIncluded. First operand 191 states. Second operand 155 states. [2020-07-17 21:25:14,787 INFO L87 Difference]: Start difference. First operand 191 states. Second operand 155 states. [2020-07-17 21:25:14,806 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:25:14,806 INFO L93 Difference]: Finished difference Result 191 states and 242 transitions. [2020-07-17 21:25:14,806 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 242 transitions. [2020-07-17 21:25:14,811 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:25:14,811 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:25:14,811 INFO L74 IsIncluded]: Start isIncluded. First operand 155 states. Second operand 191 states. [2020-07-17 21:25:14,811 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 191 states. [2020-07-17 21:25:14,825 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:25:14,826 INFO L93 Difference]: Finished difference Result 191 states and 242 transitions. [2020-07-17 21:25:14,826 INFO L276 IsEmpty]: Start isEmpty. Operand 191 states and 242 transitions. [2020-07-17 21:25:14,829 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:25:14,829 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:25:14,829 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:25:14,830 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:25:14,830 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 155 states. [2020-07-17 21:25:14,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 155 states to 155 states and 185 transitions. [2020-07-17 21:25:14,840 INFO L78 Accepts]: Start accepts. Automaton has 155 states and 185 transitions. Word has length 52 [2020-07-17 21:25:14,841 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:25:14,841 INFO L479 AbstractCegarLoop]: Abstraction has 155 states and 185 transitions. [2020-07-17 21:25:14,841 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 21:25:14,841 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 185 transitions. [2020-07-17 21:25:14,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-17 21:25:14,844 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:25:14,844 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:25:14,845 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 21:25:14,845 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:25:14,845 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:25:14,845 INFO L82 PathProgramCache]: Analyzing trace with hash 866991252, now seen corresponding path program 1 times [2020-07-17 21:25:14,846 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:25:14,846 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [63504906] [2020-07-17 21:25:14,846 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:25:14,889 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:15,190 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:25:15,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:15,272 INFO L280 TraceCheckUtils]: 0: Hoare triple {1348#(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~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.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~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~string29.offset| |old(#t~string29.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.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~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~string29.base, #t~string29.offset := #Ultimate.allocOnStack(30);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(9);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(21);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(21);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(30);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(9);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(25);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.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;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {1324#true} is VALID [2020-07-17 21:25:15,272 INFO L280 TraceCheckUtils]: 1: Hoare triple {1324#true} assume true; {1324#true} is VALID [2020-07-17 21:25:15,273 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1324#true} {1324#true} #571#return; {1324#true} is VALID [2020-07-17 21:25:15,273 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:15,276 INFO L280 TraceCheckUtils]: 0: Hoare triple {1324#true} assume true; {1324#true} is VALID [2020-07-17 21:25:15,276 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1324#true} {1324#true} #463#return; {1324#true} is VALID [2020-07-17 21:25:15,277 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:15,279 INFO L280 TraceCheckUtils]: 0: Hoare triple {1324#true} assume true; {1324#true} is VALID [2020-07-17 21:25:15,279 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1324#true} {1324#true} #465#return; {1324#true} is VALID [2020-07-17 21:25:15,280 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:15,286 INFO L280 TraceCheckUtils]: 0: Hoare triple {1324#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1324#true} is VALID [2020-07-17 21:25:15,286 INFO L280 TraceCheckUtils]: 1: Hoare triple {1324#true} assume true; {1324#true} is VALID [2020-07-17 21:25:15,287 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1324#true} {1324#true} #467#return; {1324#true} is VALID [2020-07-17 21:25:15,288 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:15,290 INFO L280 TraceCheckUtils]: 0: Hoare triple {1324#true} assume true; {1324#true} is VALID [2020-07-17 21:25:15,290 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1324#true} {1324#true} #469#return; {1324#true} is VALID [2020-07-17 21:25:15,291 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:15,294 INFO L280 TraceCheckUtils]: 0: Hoare triple {1324#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {1324#true} is VALID [2020-07-17 21:25:15,294 INFO L280 TraceCheckUtils]: 1: Hoare triple {1324#true} assume true; {1324#true} is VALID [2020-07-17 21:25:15,294 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1324#true} {1325#false} #563#return; {1325#false} is VALID [2020-07-17 21:25:15,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:15,298 INFO L280 TraceCheckUtils]: 0: Hoare triple {1324#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {1324#true} is VALID [2020-07-17 21:25:15,298 INFO L280 TraceCheckUtils]: 1: Hoare triple {1324#true} assume true; {1324#true} is VALID [2020-07-17 21:25:15,299 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1324#true} {1325#false} #565#return; {1325#false} is VALID [2020-07-17 21:25:15,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:15,302 INFO L280 TraceCheckUtils]: 0: Hoare triple {1324#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {1324#true} is VALID [2020-07-17 21:25:15,302 INFO L280 TraceCheckUtils]: 1: Hoare triple {1324#true} assume true; {1324#true} is VALID [2020-07-17 21:25:15,303 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1324#true} {1325#false} #567#return; {1325#false} is VALID [2020-07-17 21:25:15,307 INFO L263 TraceCheckUtils]: 0: Hoare triple {1324#true} call ULTIMATE.init(); {1348#(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~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.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~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~string29.offset| |old(#t~string29.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.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~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:25:15,307 INFO L280 TraceCheckUtils]: 1: Hoare triple {1348#(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~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.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~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~string29.offset| |old(#t~string29.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.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~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~string29.base, #t~string29.offset := #Ultimate.allocOnStack(30);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(9);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(21);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(21);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(30);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(9);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(25);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.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;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {1324#true} is VALID [2020-07-17 21:25:15,308 INFO L280 TraceCheckUtils]: 2: Hoare triple {1324#true} assume true; {1324#true} is VALID [2020-07-17 21:25:15,308 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1324#true} {1324#true} #571#return; {1324#true} is VALID [2020-07-17 21:25:15,308 INFO L263 TraceCheckUtils]: 4: Hoare triple {1324#true} call #t~ret76 := main(); {1324#true} is VALID [2020-07-17 21:25:15,308 INFO L280 TraceCheckUtils]: 5: Hoare triple {1324#true} havoc ~retValue_acc~9;havoc ~tmp~3; {1324#true} is VALID [2020-07-17 21:25:15,309 INFO L263 TraceCheckUtils]: 6: Hoare triple {1324#true} call select_helpers(); {1324#true} is VALID [2020-07-17 21:25:15,309 INFO L280 TraceCheckUtils]: 7: Hoare triple {1324#true} assume true; {1324#true} is VALID [2020-07-17 21:25:15,309 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1324#true} {1324#true} #463#return; {1324#true} is VALID [2020-07-17 21:25:15,310 INFO L263 TraceCheckUtils]: 9: Hoare triple {1324#true} call select_features(); {1324#true} is VALID [2020-07-17 21:25:15,310 INFO L280 TraceCheckUtils]: 10: Hoare triple {1324#true} assume true; {1324#true} is VALID [2020-07-17 21:25:15,310 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1324#true} {1324#true} #465#return; {1324#true} is VALID [2020-07-17 21:25:15,310 INFO L263 TraceCheckUtils]: 12: Hoare triple {1324#true} call #t~ret46 := valid_product(); {1324#true} is VALID [2020-07-17 21:25:15,311 INFO L280 TraceCheckUtils]: 13: Hoare triple {1324#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1324#true} is VALID [2020-07-17 21:25:15,311 INFO L280 TraceCheckUtils]: 14: Hoare triple {1324#true} assume true; {1324#true} is VALID [2020-07-17 21:25:15,311 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1324#true} {1324#true} #467#return; {1324#true} is VALID [2020-07-17 21:25:15,311 INFO L280 TraceCheckUtils]: 16: Hoare triple {1324#true} assume -2147483648 <= #t~ret46 && #t~ret46 <= 2147483647;~tmp~3 := #t~ret46;havoc #t~ret46; {1324#true} is VALID [2020-07-17 21:25:15,312 INFO L280 TraceCheckUtils]: 17: Hoare triple {1324#true} assume 0 != ~tmp~3; {1324#true} is VALID [2020-07-17 21:25:15,312 INFO L263 TraceCheckUtils]: 18: Hoare triple {1324#true} call setup(); {1324#true} is VALID [2020-07-17 21:25:15,312 INFO L280 TraceCheckUtils]: 19: Hoare triple {1324#true} assume true; {1324#true} is VALID [2020-07-17 21:25:15,313 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1324#true} {1324#true} #469#return; {1324#true} is VALID [2020-07-17 21:25:15,313 INFO L263 TraceCheckUtils]: 21: Hoare triple {1324#true} call runTest(); {1324#true} is VALID [2020-07-17 21:25:15,313 INFO L263 TraceCheckUtils]: 22: Hoare triple {1324#true} call test(); {1324#true} is VALID [2020-07-17 21:25:15,314 INFO L280 TraceCheckUtils]: 23: Hoare triple {1324#true} havoc ~splverifierCounter~0;havoc ~tmp~10;havoc ~tmp___0~3;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1338#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:25:15,315 INFO L280 TraceCheckUtils]: 24: Hoare triple {1338#(= 0 test_~splverifierCounter~0)} assume !false; {1338#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:25:15,316 INFO L280 TraceCheckUtils]: 25: Hoare triple {1338#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1325#false} is VALID [2020-07-17 21:25:15,317 INFO L263 TraceCheckUtils]: 26: Hoare triple {1325#false} call cleanup(); {1325#false} is VALID [2020-07-17 21:25:15,317 INFO L280 TraceCheckUtils]: 27: Hoare triple {1325#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1325#false} is VALID [2020-07-17 21:25:15,317 INFO L263 TraceCheckUtils]: 28: Hoare triple {1325#false} call timeShift(); {1325#false} is VALID [2020-07-17 21:25:15,317 INFO L280 TraceCheckUtils]: 29: Hoare triple {1325#false} assume !(0 != ~pumpRunning~0); {1325#false} is VALID [2020-07-17 21:25:15,318 INFO L280 TraceCheckUtils]: 30: Hoare triple {1325#false} assume !(0 != ~systemActive~0); {1325#false} is VALID [2020-07-17 21:25:15,318 INFO L263 TraceCheckUtils]: 31: Hoare triple {1325#false} call __utac_acc__Specification3_spec__1(); {1325#false} is VALID [2020-07-17 21:25:15,318 INFO L280 TraceCheckUtils]: 32: Hoare triple {1325#false} havoc ~tmp~9;havoc ~tmp___0~2;havoc ~tmp___1~0; {1325#false} is VALID [2020-07-17 21:25:15,319 INFO L263 TraceCheckUtils]: 33: Hoare triple {1325#false} call #t~ret69 := isMethaneLevelCritical(); {1324#true} is VALID [2020-07-17 21:25:15,319 INFO L280 TraceCheckUtils]: 34: Hoare triple {1324#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {1324#true} is VALID [2020-07-17 21:25:15,319 INFO L280 TraceCheckUtils]: 35: Hoare triple {1324#true} assume true; {1324#true} is VALID [2020-07-17 21:25:15,319 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1324#true} {1325#false} #563#return; {1325#false} is VALID [2020-07-17 21:25:15,320 INFO L280 TraceCheckUtils]: 37: Hoare triple {1325#false} assume -2147483648 <= #t~ret69 && #t~ret69 <= 2147483647;~tmp~9 := #t~ret69;havoc #t~ret69; {1325#false} is VALID [2020-07-17 21:25:15,320 INFO L280 TraceCheckUtils]: 38: Hoare triple {1325#false} assume !(0 != ~tmp~9); {1325#false} is VALID [2020-07-17 21:25:15,320 INFO L263 TraceCheckUtils]: 39: Hoare triple {1325#false} call #t~ret70 := getWaterLevel(); {1324#true} is VALID [2020-07-17 21:25:15,320 INFO L280 TraceCheckUtils]: 40: Hoare triple {1324#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {1324#true} is VALID [2020-07-17 21:25:15,321 INFO L280 TraceCheckUtils]: 41: Hoare triple {1324#true} assume true; {1324#true} is VALID [2020-07-17 21:25:15,321 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1324#true} {1325#false} #565#return; {1325#false} is VALID [2020-07-17 21:25:15,321 INFO L280 TraceCheckUtils]: 43: Hoare triple {1325#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp___0~2 := #t~ret70;havoc #t~ret70; {1325#false} is VALID [2020-07-17 21:25:15,322 INFO L280 TraceCheckUtils]: 44: Hoare triple {1325#false} assume 2 == ~tmp___0~2; {1325#false} is VALID [2020-07-17 21:25:15,322 INFO L263 TraceCheckUtils]: 45: Hoare triple {1325#false} call #t~ret71 := isPumpRunning(); {1324#true} is VALID [2020-07-17 21:25:15,322 INFO L280 TraceCheckUtils]: 46: Hoare triple {1324#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {1324#true} is VALID [2020-07-17 21:25:15,322 INFO L280 TraceCheckUtils]: 47: Hoare triple {1324#true} assume true; {1324#true} is VALID [2020-07-17 21:25:15,323 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {1324#true} {1325#false} #567#return; {1325#false} is VALID [2020-07-17 21:25:15,323 INFO L280 TraceCheckUtils]: 49: Hoare triple {1325#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___1~0 := #t~ret71;havoc #t~ret71; {1325#false} is VALID [2020-07-17 21:25:15,323 INFO L280 TraceCheckUtils]: 50: Hoare triple {1325#false} assume !(0 != ~tmp___1~0); {1325#false} is VALID [2020-07-17 21:25:15,323 INFO L263 TraceCheckUtils]: 51: Hoare triple {1325#false} call __automaton_fail(); {1325#false} is VALID [2020-07-17 21:25:15,324 INFO L280 TraceCheckUtils]: 52: Hoare triple {1325#false} assume !false; {1325#false} is VALID [2020-07-17 21:25:15,330 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:25:15,330 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [63504906] [2020-07-17 21:25:15,330 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:25:15,331 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 21:25:15,331 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [20759450] [2020-07-17 21:25:15,333 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:25:15,333 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:25:15,334 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 21:25:15,399 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:25:15,400 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 21:25:15,400 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:25:15,401 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 21:25:15,401 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 21:25:15,401 INFO L87 Difference]: Start difference. First operand 155 states and 185 transitions. Second operand 4 states. [2020-07-17 21:25:16,635 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:25:21,182 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:25:21,182 INFO L93 Difference]: Finished difference Result 282 states and 347 transitions. [2020-07-17 21:25:21,182 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 21:25:21,182 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:25:21,183 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:25:21,183 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:25:21,190 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 347 transitions. [2020-07-17 21:25:21,191 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:25:21,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 347 transitions. [2020-07-17 21:25:21,199 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 347 transitions. [2020-07-17 21:25:22,454 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 347 edges. 347 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:25:22,462 INFO L225 Difference]: With dead ends: 282 [2020-07-17 21:25:22,462 INFO L226 Difference]: Without dead ends: 175 [2020-07-17 21:25:22,464 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-17 21:25:22,465 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 175 states. [2020-07-17 21:25:24,055 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 175 to 146. [2020-07-17 21:25:24,057 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:25:24,058 INFO L82 GeneralOperation]: Start isEquivalent. First operand 175 states. Second operand 146 states. [2020-07-17 21:25:24,058 INFO L74 IsIncluded]: Start isIncluded. First operand 175 states. Second operand 146 states. [2020-07-17 21:25:24,058 INFO L87 Difference]: Start difference. First operand 175 states. Second operand 146 states. [2020-07-17 21:25:24,067 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:25:24,068 INFO L93 Difference]: Finished difference Result 175 states and 218 transitions. [2020-07-17 21:25:24,068 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 218 transitions. [2020-07-17 21:25:24,069 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:25:24,070 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:25:24,070 INFO L74 IsIncluded]: Start isIncluded. First operand 146 states. Second operand 175 states. [2020-07-17 21:25:24,070 INFO L87 Difference]: Start difference. First operand 146 states. Second operand 175 states. [2020-07-17 21:25:24,079 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:25:24,079 INFO L93 Difference]: Finished difference Result 175 states and 218 transitions. [2020-07-17 21:25:24,079 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 218 transitions. [2020-07-17 21:25:24,081 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:25:24,081 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:25:24,081 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:25:24,081 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:25:24,081 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 146 states. [2020-07-17 21:25:24,087 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 146 states to 146 states and 173 transitions. [2020-07-17 21:25:24,088 INFO L78 Accepts]: Start accepts. Automaton has 146 states and 173 transitions. Word has length 53 [2020-07-17 21:25:24,088 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:25:24,088 INFO L479 AbstractCegarLoop]: Abstraction has 146 states and 173 transitions. [2020-07-17 21:25:24,089 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 21:25:24,089 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 173 transitions. [2020-07-17 21:25:24,090 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-17 21:25:24,090 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:25:24,091 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] [2020-07-17 21:25:24,091 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 21:25:24,091 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:25:24,091 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:25:24,092 INFO L82 PathProgramCache]: Analyzing trace with hash 295047202, now seen corresponding path program 1 times [2020-07-17 21:25:24,092 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:25:24,092 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610724990] [2020-07-17 21:25:24,092 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:25:24,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:24,480 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:25:24,523 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:24,570 INFO L280 TraceCheckUtils]: 0: Hoare triple {2338#(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~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.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~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~string29.offset| |old(#t~string29.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.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~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~string29.base, #t~string29.offset := #Ultimate.allocOnStack(30);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(9);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(21);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(21);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(30);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(9);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(25);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.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;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {2316#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:24,571 INFO L280 TraceCheckUtils]: 1: Hoare triple {2316#(= 1 ~systemActive~0)} assume true; {2316#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:24,571 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2316#(= 1 ~systemActive~0)} {2311#true} #571#return; {2316#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:24,572 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:24,576 INFO L280 TraceCheckUtils]: 0: Hoare triple {2311#true} assume true; {2311#true} is VALID [2020-07-17 21:25:24,576 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2311#true} {2316#(= 1 ~systemActive~0)} #463#return; {2316#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:24,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:24,580 INFO L280 TraceCheckUtils]: 0: Hoare triple {2311#true} assume true; {2311#true} is VALID [2020-07-17 21:25:24,581 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2311#true} {2316#(= 1 ~systemActive~0)} #465#return; {2316#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:24,583 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:24,636 INFO L280 TraceCheckUtils]: 0: Hoare triple {2311#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {2339#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:25:24,637 INFO L280 TraceCheckUtils]: 1: Hoare triple {2339#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {2339#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:25:24,638 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2339#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {2316#(= 1 ~systemActive~0)} #467#return; {2324#(= |main_#t~ret46| ~systemActive~0)} is VALID [2020-07-17 21:25:24,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:24,641 INFO L280 TraceCheckUtils]: 0: Hoare triple {2311#true} assume true; {2311#true} is VALID [2020-07-17 21:25:24,642 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2311#true} {2326#(not (= 0 ~systemActive~0))} #469#return; {2326#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:24,643 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:24,645 INFO L280 TraceCheckUtils]: 0: Hoare triple {2311#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {2311#true} is VALID [2020-07-17 21:25:24,646 INFO L280 TraceCheckUtils]: 1: Hoare triple {2311#true} assume true; {2311#true} is VALID [2020-07-17 21:25:24,646 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2311#true} {2312#false} #563#return; {2312#false} is VALID [2020-07-17 21:25:24,647 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:24,649 INFO L280 TraceCheckUtils]: 0: Hoare triple {2311#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {2311#true} is VALID [2020-07-17 21:25:24,649 INFO L280 TraceCheckUtils]: 1: Hoare triple {2311#true} assume true; {2311#true} is VALID [2020-07-17 21:25:24,650 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2311#true} {2312#false} #565#return; {2312#false} is VALID [2020-07-17 21:25:24,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:24,652 INFO L280 TraceCheckUtils]: 0: Hoare triple {2311#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {2311#true} is VALID [2020-07-17 21:25:24,653 INFO L280 TraceCheckUtils]: 1: Hoare triple {2311#true} assume true; {2311#true} is VALID [2020-07-17 21:25:24,653 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2311#true} {2312#false} #567#return; {2312#false} is VALID [2020-07-17 21:25:24,658 INFO L263 TraceCheckUtils]: 0: Hoare triple {2311#true} call ULTIMATE.init(); {2338#(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~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.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~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~string29.offset| |old(#t~string29.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.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~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:25:24,663 INFO L280 TraceCheckUtils]: 1: Hoare triple {2338#(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~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.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~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~string29.offset| |old(#t~string29.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.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~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~string29.base, #t~string29.offset := #Ultimate.allocOnStack(30);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(9);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(21);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(21);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(30);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(9);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(25);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.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;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {2316#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:24,664 INFO L280 TraceCheckUtils]: 2: Hoare triple {2316#(= 1 ~systemActive~0)} assume true; {2316#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:24,665 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2316#(= 1 ~systemActive~0)} {2311#true} #571#return; {2316#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:24,665 INFO L263 TraceCheckUtils]: 4: Hoare triple {2316#(= 1 ~systemActive~0)} call #t~ret76 := main(); {2316#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:24,666 INFO L280 TraceCheckUtils]: 5: Hoare triple {2316#(= 1 ~systemActive~0)} havoc ~retValue_acc~9;havoc ~tmp~3; {2316#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:24,666 INFO L263 TraceCheckUtils]: 6: Hoare triple {2316#(= 1 ~systemActive~0)} call select_helpers(); {2311#true} is VALID [2020-07-17 21:25:24,667 INFO L280 TraceCheckUtils]: 7: Hoare triple {2311#true} assume true; {2311#true} is VALID [2020-07-17 21:25:24,667 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2311#true} {2316#(= 1 ~systemActive~0)} #463#return; {2316#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:24,667 INFO L263 TraceCheckUtils]: 9: Hoare triple {2316#(= 1 ~systemActive~0)} call select_features(); {2311#true} is VALID [2020-07-17 21:25:24,668 INFO L280 TraceCheckUtils]: 10: Hoare triple {2311#true} assume true; {2311#true} is VALID [2020-07-17 21:25:24,668 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {2311#true} {2316#(= 1 ~systemActive~0)} #465#return; {2316#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:25:24,669 INFO L263 TraceCheckUtils]: 12: Hoare triple {2316#(= 1 ~systemActive~0)} call #t~ret46 := valid_product(); {2311#true} is VALID [2020-07-17 21:25:24,669 INFO L280 TraceCheckUtils]: 13: Hoare triple {2311#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {2339#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:25:24,670 INFO L280 TraceCheckUtils]: 14: Hoare triple {2339#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {2339#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:25:24,671 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2339#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {2316#(= 1 ~systemActive~0)} #467#return; {2324#(= |main_#t~ret46| ~systemActive~0)} is VALID [2020-07-17 21:25:24,672 INFO L280 TraceCheckUtils]: 16: Hoare triple {2324#(= |main_#t~ret46| ~systemActive~0)} assume -2147483648 <= #t~ret46 && #t~ret46 <= 2147483647;~tmp~3 := #t~ret46;havoc #t~ret46; {2325#(= main_~tmp~3 ~systemActive~0)} is VALID [2020-07-17 21:25:24,672 INFO L280 TraceCheckUtils]: 17: Hoare triple {2325#(= main_~tmp~3 ~systemActive~0)} assume 0 != ~tmp~3; {2326#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:24,673 INFO L263 TraceCheckUtils]: 18: Hoare triple {2326#(not (= 0 ~systemActive~0))} call setup(); {2311#true} is VALID [2020-07-17 21:25:24,673 INFO L280 TraceCheckUtils]: 19: Hoare triple {2311#true} assume true; {2311#true} is VALID [2020-07-17 21:25:24,674 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2311#true} {2326#(not (= 0 ~systemActive~0))} #469#return; {2326#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:24,674 INFO L263 TraceCheckUtils]: 21: Hoare triple {2326#(not (= 0 ~systemActive~0))} call runTest(); {2326#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:24,675 INFO L263 TraceCheckUtils]: 22: Hoare triple {2326#(not (= 0 ~systemActive~0))} call test(); {2326#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:24,675 INFO L280 TraceCheckUtils]: 23: Hoare triple {2326#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~10;havoc ~tmp___0~3;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {2326#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:24,676 INFO L280 TraceCheckUtils]: 24: Hoare triple {2326#(not (= 0 ~systemActive~0))} assume !false; {2326#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:24,677 INFO L280 TraceCheckUtils]: 25: Hoare triple {2326#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {2326#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:24,677 INFO L280 TraceCheckUtils]: 26: Hoare triple {2326#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet72 && #t~nondet72 <= 2147483647;~tmp~10 := #t~nondet72;havoc #t~nondet72; {2326#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:24,678 INFO L280 TraceCheckUtils]: 27: Hoare triple {2326#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~10); {2326#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:24,678 INFO L280 TraceCheckUtils]: 28: Hoare triple {2326#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet73 && #t~nondet73 <= 2147483647;~tmp___0~3 := #t~nondet73;havoc #t~nondet73; {2326#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:24,679 INFO L280 TraceCheckUtils]: 29: Hoare triple {2326#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~3); {2326#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:24,680 INFO L280 TraceCheckUtils]: 30: Hoare triple {2326#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet74 && #t~nondet74 <= 2147483647;~tmp___2~0 := #t~nondet74;havoc #t~nondet74; {2326#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:24,680 INFO L280 TraceCheckUtils]: 31: Hoare triple {2326#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {2326#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:24,681 INFO L263 TraceCheckUtils]: 32: Hoare triple {2326#(not (= 0 ~systemActive~0))} call timeShift(); {2326#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:24,682 INFO L280 TraceCheckUtils]: 33: Hoare triple {2326#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {2326#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:25:24,682 INFO L280 TraceCheckUtils]: 34: Hoare triple {2326#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {2312#false} is VALID [2020-07-17 21:25:24,682 INFO L263 TraceCheckUtils]: 35: Hoare triple {2312#false} call __utac_acc__Specification3_spec__1(); {2312#false} is VALID [2020-07-17 21:25:24,683 INFO L280 TraceCheckUtils]: 36: Hoare triple {2312#false} havoc ~tmp~9;havoc ~tmp___0~2;havoc ~tmp___1~0; {2312#false} is VALID [2020-07-17 21:25:24,683 INFO L263 TraceCheckUtils]: 37: Hoare triple {2312#false} call #t~ret69 := isMethaneLevelCritical(); {2311#true} is VALID [2020-07-17 21:25:24,683 INFO L280 TraceCheckUtils]: 38: Hoare triple {2311#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {2311#true} is VALID [2020-07-17 21:25:24,683 INFO L280 TraceCheckUtils]: 39: Hoare triple {2311#true} assume true; {2311#true} is VALID [2020-07-17 21:25:24,683 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {2311#true} {2312#false} #563#return; {2312#false} is VALID [2020-07-17 21:25:24,684 INFO L280 TraceCheckUtils]: 41: Hoare triple {2312#false} assume -2147483648 <= #t~ret69 && #t~ret69 <= 2147483647;~tmp~9 := #t~ret69;havoc #t~ret69; {2312#false} is VALID [2020-07-17 21:25:24,684 INFO L280 TraceCheckUtils]: 42: Hoare triple {2312#false} assume !(0 != ~tmp~9); {2312#false} is VALID [2020-07-17 21:25:24,684 INFO L263 TraceCheckUtils]: 43: Hoare triple {2312#false} call #t~ret70 := getWaterLevel(); {2311#true} is VALID [2020-07-17 21:25:24,684 INFO L280 TraceCheckUtils]: 44: Hoare triple {2311#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {2311#true} is VALID [2020-07-17 21:25:24,685 INFO L280 TraceCheckUtils]: 45: Hoare triple {2311#true} assume true; {2311#true} is VALID [2020-07-17 21:25:24,685 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {2311#true} {2312#false} #565#return; {2312#false} is VALID [2020-07-17 21:25:24,685 INFO L280 TraceCheckUtils]: 47: Hoare triple {2312#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp___0~2 := #t~ret70;havoc #t~ret70; {2312#false} is VALID [2020-07-17 21:25:24,685 INFO L280 TraceCheckUtils]: 48: Hoare triple {2312#false} assume 2 == ~tmp___0~2; {2312#false} is VALID [2020-07-17 21:25:24,686 INFO L263 TraceCheckUtils]: 49: Hoare triple {2312#false} call #t~ret71 := isPumpRunning(); {2311#true} is VALID [2020-07-17 21:25:24,686 INFO L280 TraceCheckUtils]: 50: Hoare triple {2311#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {2311#true} is VALID [2020-07-17 21:25:24,686 INFO L280 TraceCheckUtils]: 51: Hoare triple {2311#true} assume true; {2311#true} is VALID [2020-07-17 21:25:24,686 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {2311#true} {2312#false} #567#return; {2312#false} is VALID [2020-07-17 21:25:24,686 INFO L280 TraceCheckUtils]: 53: Hoare triple {2312#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___1~0 := #t~ret71;havoc #t~ret71; {2312#false} is VALID [2020-07-17 21:25:24,687 INFO L280 TraceCheckUtils]: 54: Hoare triple {2312#false} assume !(0 != ~tmp___1~0); {2312#false} is VALID [2020-07-17 21:25:24,687 INFO L263 TraceCheckUtils]: 55: Hoare triple {2312#false} call __automaton_fail(); {2312#false} is VALID [2020-07-17 21:25:24,687 INFO L280 TraceCheckUtils]: 56: Hoare triple {2312#false} assume !false; {2312#false} is VALID [2020-07-17 21:25:24,696 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:25:24,696 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610724990] [2020-07-17 21:25:24,696 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:25:24,696 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:25:24,697 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334425952] [2020-07-17 21:25:24,697 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-17 21:25:24,698 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:25:24,698 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:25:24,766 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:25:24,766 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:25:24,767 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:25:24,767 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:25:24,767 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:25:24,767 INFO L87 Difference]: Start difference. First operand 146 states and 173 transitions. Second operand 8 states. [2020-07-17 21:25:25,546 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:25:26,450 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:25:26,848 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:25:27,167 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:25:30,966 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:25:44,841 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:25:44,841 INFO L93 Difference]: Finished difference Result 500 states and 624 transitions. [2020-07-17 21:25:44,841 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-17 21:25:44,841 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-17 21:25:44,842 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:25:44,842 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:25:44,855 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 624 transitions. [2020-07-17 21:25:44,855 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:25:44,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 624 transitions. [2020-07-17 21:25:44,869 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 624 transitions. [2020-07-17 21:25:47,260 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 624 edges. 624 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:25:47,276 INFO L225 Difference]: With dead ends: 500 [2020-07-17 21:25:47,276 INFO L226 Difference]: Without dead ends: 378 [2020-07-17 21:25:47,278 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-17 21:25:47,279 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 378 states. [2020-07-17 21:25:50,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 378 to 316. [2020-07-17 21:25:50,617 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:25:50,617 INFO L82 GeneralOperation]: Start isEquivalent. First operand 378 states. Second operand 316 states. [2020-07-17 21:25:50,617 INFO L74 IsIncluded]: Start isIncluded. First operand 378 states. Second operand 316 states. [2020-07-17 21:25:50,617 INFO L87 Difference]: Start difference. First operand 378 states. Second operand 316 states. [2020-07-17 21:25:50,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:25:50,637 INFO L93 Difference]: Finished difference Result 378 states and 468 transitions. [2020-07-17 21:25:50,637 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 468 transitions. [2020-07-17 21:25:50,639 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:25:50,640 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:25:50,640 INFO L74 IsIncluded]: Start isIncluded. First operand 316 states. Second operand 378 states. [2020-07-17 21:25:50,640 INFO L87 Difference]: Start difference. First operand 316 states. Second operand 378 states. [2020-07-17 21:25:50,660 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:25:50,661 INFO L93 Difference]: Finished difference Result 378 states and 468 transitions. [2020-07-17 21:25:50,661 INFO L276 IsEmpty]: Start isEmpty. Operand 378 states and 468 transitions. [2020-07-17 21:25:50,662 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:25:50,663 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:25:50,663 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:25:50,663 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:25:50,663 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 316 states. [2020-07-17 21:25:50,678 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 316 states to 316 states and 385 transitions. [2020-07-17 21:25:50,678 INFO L78 Accepts]: Start accepts. Automaton has 316 states and 385 transitions. Word has length 57 [2020-07-17 21:25:50,678 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:25:50,679 INFO L479 AbstractCegarLoop]: Abstraction has 316 states and 385 transitions. [2020-07-17 21:25:50,679 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:25:50,679 INFO L276 IsEmpty]: Start isEmpty. Operand 316 states and 385 transitions. [2020-07-17 21:25:50,680 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-17 21:25:50,680 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:25:50,680 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:25:50,681 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 21:25:50,681 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:25:50,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:25:50,681 INFO L82 PathProgramCache]: Analyzing trace with hash 557384966, now seen corresponding path program 1 times [2020-07-17 21:25:50,681 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:25:50,682 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [756251958] [2020-07-17 21:25:50,682 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:25:50,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:51,099 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:25:51,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:51,199 INFO L280 TraceCheckUtils]: 0: Hoare triple {4283#(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~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.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~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~string29.offset| |old(#t~string29.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.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~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~string29.base, #t~string29.offset := #Ultimate.allocOnStack(30);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(9);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(21);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(21);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(30);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(9);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(25);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.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;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {4284#(<= ~waterLevel~0 1)} is VALID [2020-07-17 21:25:51,200 INFO L280 TraceCheckUtils]: 1: Hoare triple {4284#(<= ~waterLevel~0 1)} assume true; {4284#(<= ~waterLevel~0 1)} is VALID [2020-07-17 21:25:51,201 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4284#(<= ~waterLevel~0 1)} {4253#true} #571#return; {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,202 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:51,208 INFO L280 TraceCheckUtils]: 0: Hoare triple {4253#true} assume true; {4253#true} is VALID [2020-07-17 21:25:51,209 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4253#true} {4258#(not (= 2 ~waterLevel~0))} #463#return; {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,210 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:51,214 INFO L280 TraceCheckUtils]: 0: Hoare triple {4253#true} assume true; {4253#true} is VALID [2020-07-17 21:25:51,216 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4253#true} {4258#(not (= 2 ~waterLevel~0))} #465#return; {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,217 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:51,222 INFO L280 TraceCheckUtils]: 0: Hoare triple {4253#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {4253#true} is VALID [2020-07-17 21:25:51,223 INFO L280 TraceCheckUtils]: 1: Hoare triple {4253#true} assume true; {4253#true} is VALID [2020-07-17 21:25:51,223 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4253#true} {4258#(not (= 2 ~waterLevel~0))} #467#return; {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:51,230 INFO L280 TraceCheckUtils]: 0: Hoare triple {4253#true} assume true; {4253#true} is VALID [2020-07-17 21:25:51,231 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {4253#true} {4258#(not (= 2 ~waterLevel~0))} #469#return; {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,246 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:51,250 INFO L280 TraceCheckUtils]: 0: Hoare triple {4285#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {4253#true} is VALID [2020-07-17 21:25:51,250 INFO L280 TraceCheckUtils]: 1: Hoare triple {4253#true} ~systemActive~0 := 0; {4253#true} is VALID [2020-07-17 21:25:51,250 INFO L280 TraceCheckUtils]: 2: Hoare triple {4253#true} assume true; {4253#true} is VALID [2020-07-17 21:25:51,251 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4253#true} {4258#(not (= 2 ~waterLevel~0))} #519#return; {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:51,258 INFO L280 TraceCheckUtils]: 0: Hoare triple {4253#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {4253#true} is VALID [2020-07-17 21:25:51,259 INFO L280 TraceCheckUtils]: 1: Hoare triple {4253#true} assume true; {4253#true} is VALID [2020-07-17 21:25:51,260 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4253#true} {4258#(not (= 2 ~waterLevel~0))} #563#return; {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:51,280 INFO L280 TraceCheckUtils]: 0: Hoare triple {4253#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {4286#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:25:51,281 INFO L280 TraceCheckUtils]: 1: Hoare triple {4286#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {4286#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:25:51,282 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4286#(= |getWaterLevel_#res| ~waterLevel~0)} {4258#(not (= 2 ~waterLevel~0))} #565#return; {4278#(not (= 2 |__utac_acc__Specification3_spec__1_#t~ret70|))} is VALID [2020-07-17 21:25:51,283 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:51,285 INFO L280 TraceCheckUtils]: 0: Hoare triple {4253#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {4253#true} is VALID [2020-07-17 21:25:51,286 INFO L280 TraceCheckUtils]: 1: Hoare triple {4253#true} assume true; {4253#true} is VALID [2020-07-17 21:25:51,286 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {4253#true} {4254#false} #567#return; {4254#false} is VALID [2020-07-17 21:25:51,290 INFO L263 TraceCheckUtils]: 0: Hoare triple {4253#true} call ULTIMATE.init(); {4283#(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~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.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~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~string29.offset| |old(#t~string29.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.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~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-17 21:25:51,297 INFO L280 TraceCheckUtils]: 1: Hoare triple {4283#(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~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string39.base| |old(#t~string39.base)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.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~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~string29.offset| |old(#t~string29.offset)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.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~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~string29.base, #t~string29.offset := #Ultimate.allocOnStack(30);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(9);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(21);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(30);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(9);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(21);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(30);call #t~string39.base, #t~string39.offset := #Ultimate.allocOnStack(9);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(25);call #t~string41.base, #t~string41.offset := #Ultimate.allocOnStack(30);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(9);call #t~string43.base, #t~string43.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;~head~0.base, ~head~0.offset := 0, 0;~cleanupTimeShifts~0 := 4;~pumpRunning~0 := 0;~systemActive~0 := 1; {4284#(<= ~waterLevel~0 1)} is VALID [2020-07-17 21:25:51,299 INFO L280 TraceCheckUtils]: 2: Hoare triple {4284#(<= ~waterLevel~0 1)} assume true; {4284#(<= ~waterLevel~0 1)} is VALID [2020-07-17 21:25:51,300 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {4284#(<= ~waterLevel~0 1)} {4253#true} #571#return; {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,305 INFO L263 TraceCheckUtils]: 4: Hoare triple {4258#(not (= 2 ~waterLevel~0))} call #t~ret76 := main(); {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,310 INFO L280 TraceCheckUtils]: 5: Hoare triple {4258#(not (= 2 ~waterLevel~0))} havoc ~retValue_acc~9;havoc ~tmp~3; {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,310 INFO L263 TraceCheckUtils]: 6: Hoare triple {4258#(not (= 2 ~waterLevel~0))} call select_helpers(); {4253#true} is VALID [2020-07-17 21:25:51,310 INFO L280 TraceCheckUtils]: 7: Hoare triple {4253#true} assume true; {4253#true} is VALID [2020-07-17 21:25:51,314 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {4253#true} {4258#(not (= 2 ~waterLevel~0))} #463#return; {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,314 INFO L263 TraceCheckUtils]: 9: Hoare triple {4258#(not (= 2 ~waterLevel~0))} call select_features(); {4253#true} is VALID [2020-07-17 21:25:51,314 INFO L280 TraceCheckUtils]: 10: Hoare triple {4253#true} assume true; {4253#true} is VALID [2020-07-17 21:25:51,315 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {4253#true} {4258#(not (= 2 ~waterLevel~0))} #465#return; {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,315 INFO L263 TraceCheckUtils]: 12: Hoare triple {4258#(not (= 2 ~waterLevel~0))} call #t~ret46 := valid_product(); {4253#true} is VALID [2020-07-17 21:25:51,316 INFO L280 TraceCheckUtils]: 13: Hoare triple {4253#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {4253#true} is VALID [2020-07-17 21:25:51,316 INFO L280 TraceCheckUtils]: 14: Hoare triple {4253#true} assume true; {4253#true} is VALID [2020-07-17 21:25:51,317 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {4253#true} {4258#(not (= 2 ~waterLevel~0))} #467#return; {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,317 INFO L280 TraceCheckUtils]: 16: Hoare triple {4258#(not (= 2 ~waterLevel~0))} assume -2147483648 <= #t~ret46 && #t~ret46 <= 2147483647;~tmp~3 := #t~ret46;havoc #t~ret46; {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,318 INFO L280 TraceCheckUtils]: 17: Hoare triple {4258#(not (= 2 ~waterLevel~0))} assume 0 != ~tmp~3; {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,318 INFO L263 TraceCheckUtils]: 18: Hoare triple {4258#(not (= 2 ~waterLevel~0))} call setup(); {4253#true} is VALID [2020-07-17 21:25:51,318 INFO L280 TraceCheckUtils]: 19: Hoare triple {4253#true} assume true; {4253#true} is VALID [2020-07-17 21:25:51,319 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {4253#true} {4258#(not (= 2 ~waterLevel~0))} #469#return; {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,319 INFO L263 TraceCheckUtils]: 21: Hoare triple {4258#(not (= 2 ~waterLevel~0))} call runTest(); {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,320 INFO L263 TraceCheckUtils]: 22: Hoare triple {4258#(not (= 2 ~waterLevel~0))} call test(); {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,321 INFO L280 TraceCheckUtils]: 23: Hoare triple {4258#(not (= 2 ~waterLevel~0))} havoc ~splverifierCounter~0;havoc ~tmp~10;havoc ~tmp___0~3;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,321 INFO L280 TraceCheckUtils]: 24: Hoare triple {4258#(not (= 2 ~waterLevel~0))} assume !false; {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,323 INFO L280 TraceCheckUtils]: 25: Hoare triple {4258#(not (= 2 ~waterLevel~0))} assume ~splverifierCounter~0 < 4; {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,324 INFO L280 TraceCheckUtils]: 26: Hoare triple {4258#(not (= 2 ~waterLevel~0))} assume -2147483648 <= #t~nondet72 && #t~nondet72 <= 2147483647;~tmp~10 := #t~nondet72;havoc #t~nondet72; {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,324 INFO L280 TraceCheckUtils]: 27: Hoare triple {4258#(not (= 2 ~waterLevel~0))} assume !(0 != ~tmp~10); {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,325 INFO L280 TraceCheckUtils]: 28: Hoare triple {4258#(not (= 2 ~waterLevel~0))} assume -2147483648 <= #t~nondet73 && #t~nondet73 <= 2147483647;~tmp___0~3 := #t~nondet73;havoc #t~nondet73; {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,325 INFO L280 TraceCheckUtils]: 29: Hoare triple {4258#(not (= 2 ~waterLevel~0))} assume !(0 != ~tmp___0~3); {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,326 INFO L280 TraceCheckUtils]: 30: Hoare triple {4258#(not (= 2 ~waterLevel~0))} assume -2147483648 <= #t~nondet74 && #t~nondet74 <= 2147483647;~tmp___2~0 := #t~nondet74;havoc #t~nondet74; {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,326 INFO L280 TraceCheckUtils]: 31: Hoare triple {4258#(not (= 2 ~waterLevel~0))} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet75 && #t~nondet75 <= 2147483647;~tmp___1~1 := #t~nondet75;havoc #t~nondet75; {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,327 INFO L280 TraceCheckUtils]: 32: Hoare triple {4258#(not (= 2 ~waterLevel~0))} assume 0 != ~tmp___1~1; {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,328 INFO L263 TraceCheckUtils]: 33: Hoare triple {4258#(not (= 2 ~waterLevel~0))} call stopSystem(); {4285#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-17 21:25:51,328 INFO L280 TraceCheckUtils]: 34: Hoare triple {4285#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {4253#true} is VALID [2020-07-17 21:25:51,328 INFO L280 TraceCheckUtils]: 35: Hoare triple {4253#true} ~systemActive~0 := 0; {4253#true} is VALID [2020-07-17 21:25:51,328 INFO L280 TraceCheckUtils]: 36: Hoare triple {4253#true} assume true; {4253#true} is VALID [2020-07-17 21:25:51,329 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {4253#true} {4258#(not (= 2 ~waterLevel~0))} #519#return; {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,330 INFO L263 TraceCheckUtils]: 38: Hoare triple {4258#(not (= 2 ~waterLevel~0))} call timeShift(); {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,330 INFO L280 TraceCheckUtils]: 39: Hoare triple {4258#(not (= 2 ~waterLevel~0))} assume !(0 != ~pumpRunning~0); {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,331 INFO L280 TraceCheckUtils]: 40: Hoare triple {4258#(not (= 2 ~waterLevel~0))} assume !(0 != ~systemActive~0); {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,331 INFO L263 TraceCheckUtils]: 41: Hoare triple {4258#(not (= 2 ~waterLevel~0))} call __utac_acc__Specification3_spec__1(); {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,332 INFO L280 TraceCheckUtils]: 42: Hoare triple {4258#(not (= 2 ~waterLevel~0))} havoc ~tmp~9;havoc ~tmp___0~2;havoc ~tmp___1~0; {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,332 INFO L263 TraceCheckUtils]: 43: Hoare triple {4258#(not (= 2 ~waterLevel~0))} call #t~ret69 := isMethaneLevelCritical(); {4253#true} is VALID [2020-07-17 21:25:51,332 INFO L280 TraceCheckUtils]: 44: Hoare triple {4253#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~methaneLevelCritical~0;#res := ~retValue_acc~2; {4253#true} is VALID [2020-07-17 21:25:51,333 INFO L280 TraceCheckUtils]: 45: Hoare triple {4253#true} assume true; {4253#true} is VALID [2020-07-17 21:25:51,333 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {4253#true} {4258#(not (= 2 ~waterLevel~0))} #563#return; {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,334 INFO L280 TraceCheckUtils]: 47: Hoare triple {4258#(not (= 2 ~waterLevel~0))} assume -2147483648 <= #t~ret69 && #t~ret69 <= 2147483647;~tmp~9 := #t~ret69;havoc #t~ret69; {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,335 INFO L280 TraceCheckUtils]: 48: Hoare triple {4258#(not (= 2 ~waterLevel~0))} assume !(0 != ~tmp~9); {4258#(not (= 2 ~waterLevel~0))} is VALID [2020-07-17 21:25:51,336 INFO L263 TraceCheckUtils]: 49: Hoare triple {4258#(not (= 2 ~waterLevel~0))} call #t~ret70 := getWaterLevel(); {4253#true} is VALID [2020-07-17 21:25:51,336 INFO L280 TraceCheckUtils]: 50: Hoare triple {4253#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~waterLevel~0;#res := ~retValue_acc~3; {4286#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:25:51,337 INFO L280 TraceCheckUtils]: 51: Hoare triple {4286#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {4286#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:25:51,338 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {4286#(= |getWaterLevel_#res| ~waterLevel~0)} {4258#(not (= 2 ~waterLevel~0))} #565#return; {4278#(not (= 2 |__utac_acc__Specification3_spec__1_#t~ret70|))} is VALID [2020-07-17 21:25:51,339 INFO L280 TraceCheckUtils]: 53: Hoare triple {4278#(not (= 2 |__utac_acc__Specification3_spec__1_#t~ret70|))} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp___0~2 := #t~ret70;havoc #t~ret70; {4279#(not (= 2 __utac_acc__Specification3_spec__1_~tmp___0~2))} is VALID [2020-07-17 21:25:51,339 INFO L280 TraceCheckUtils]: 54: Hoare triple {4279#(not (= 2 __utac_acc__Specification3_spec__1_~tmp___0~2))} assume 2 == ~tmp___0~2; {4254#false} is VALID [2020-07-17 21:25:51,339 INFO L263 TraceCheckUtils]: 55: Hoare triple {4254#false} call #t~ret71 := isPumpRunning(); {4253#true} is VALID [2020-07-17 21:25:51,340 INFO L280 TraceCheckUtils]: 56: Hoare triple {4253#true} havoc ~retValue_acc~11;~retValue_acc~11 := ~pumpRunning~0;#res := ~retValue_acc~11; {4253#true} is VALID [2020-07-17 21:25:51,340 INFO L280 TraceCheckUtils]: 57: Hoare triple {4253#true} assume true; {4253#true} is VALID [2020-07-17 21:25:51,340 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {4253#true} {4254#false} #567#return; {4254#false} is VALID [2020-07-17 21:25:51,341 INFO L280 TraceCheckUtils]: 59: Hoare triple {4254#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___1~0 := #t~ret71;havoc #t~ret71; {4254#false} is VALID [2020-07-17 21:25:51,341 INFO L280 TraceCheckUtils]: 60: Hoare triple {4254#false} assume !(0 != ~tmp___1~0); {4254#false} is VALID [2020-07-17 21:25:51,342 INFO L263 TraceCheckUtils]: 61: Hoare triple {4254#false} call __automaton_fail(); {4254#false} is VALID [2020-07-17 21:25:51,342 INFO L280 TraceCheckUtils]: 62: Hoare triple {4254#false} assume !false; {4254#false} is VALID [2020-07-17 21:25:51,351 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:25:51,351 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [756251958] [2020-07-17 21:25:51,352 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:25:51,352 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-17 21:25:51,352 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1599479088] [2020-07-17 21:25:51,353 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2020-07-17 21:25:51,353 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:25:51,353 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states. [2020-07-17 21:25:51,431 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:25:51,432 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-17 21:25:51,432 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:25:51,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-17 21:25:51,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2020-07-17 21:25:51,433 INFO L87 Difference]: Start difference. First operand 316 states and 385 transitions. Second operand 9 states. [2020-07-17 21:25:52,331 WARN L193 SmtUtils]: Spent 223.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:26:02,629 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:26:04,016 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:26:04,680 WARN L193 SmtUtils]: Spent 228.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:26:05,286 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:26:06,967 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:26:15,159 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:26:15,159 INFO L93 Difference]: Finished difference Result 1002 states and 1367 transitions. [2020-07-17 21:26:15,159 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-17 21:26:15,159 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 63 [2020-07-17 21:26:15,160 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:26:15,160 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-17 21:26:15,173 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 627 transitions. [2020-07-17 21:26:15,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 9 states. [2020-07-17 21:26:15,184 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 627 transitions. [2020-07-17 21:26:15,184 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 627 transitions. [2020-07-17 21:26:17,572 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 627 edges. 627 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:26:17,620 INFO L225 Difference]: With dead ends: 1002 [2020-07-17 21:26:17,621 INFO L226 Difference]: Without dead ends: 710 [2020-07-17 21:26:17,623 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 34 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 23 ImplicationChecksByTransitivity, 2.0s TimeCoverageRelationStatistics Valid=68, Invalid=172, Unknown=0, NotChecked=0, Total=240 [2020-07-17 21:26:17,624 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 710 states. [2020-07-17 21:26:23,523 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 710 to 597. [2020-07-17 21:26:23,523 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:26:23,523 INFO L82 GeneralOperation]: Start isEquivalent. First operand 710 states. Second operand 597 states. [2020-07-17 21:26:23,524 INFO L74 IsIncluded]: Start isIncluded. First operand 710 states. Second operand 597 states. [2020-07-17 21:26:23,524 INFO L87 Difference]: Start difference. First operand 710 states. Second operand 597 states. [2020-07-17 21:26:23,569 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:26:23,569 INFO L93 Difference]: Finished difference Result 710 states and 958 transitions. [2020-07-17 21:26:23,569 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 958 transitions. [2020-07-17 21:26:23,573 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:26:23,573 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:26:23,573 INFO L74 IsIncluded]: Start isIncluded. First operand 597 states. Second operand 710 states. [2020-07-17 21:26:23,573 INFO L87 Difference]: Start difference. First operand 597 states. Second operand 710 states. [2020-07-17 21:26:23,614 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:26:23,614 INFO L93 Difference]: Finished difference Result 710 states and 958 transitions. [2020-07-17 21:26:23,615 INFO L276 IsEmpty]: Start isEmpty. Operand 710 states and 958 transitions. [2020-07-17 21:26:23,618 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:26:23,618 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:26:23,619 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:26:23,619 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:26:23,619 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 597 states. [2020-07-17 21:26:23,651 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 597 states to 597 states and 751 transitions. [2020-07-17 21:26:23,651 INFO L78 Accepts]: Start accepts. Automaton has 597 states and 751 transitions. Word has length 63 [2020-07-17 21:26:23,652 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:26:23,652 INFO L479 AbstractCegarLoop]: Abstraction has 597 states and 751 transitions. [2020-07-17 21:26:23,652 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-17 21:26:23,652 INFO L276 IsEmpty]: Start isEmpty. Operand 597 states and 751 transitions. [2020-07-17 21:26:23,655 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-17 21:26:23,655 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:26:23,655 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:26:23,655 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 21:26:23,656 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:26:23,656 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:26:23,656 INFO L82 PathProgramCache]: Analyzing trace with hash 2018489452, now seen corresponding path program 1 times [2020-07-17 21:26:23,656 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:26:23,656 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [498744953] [2020-07-17 21:26:23,657 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:26:23,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:26:23,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:26:23,965 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-17 21:26:23,965 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-17 21:26:23,965 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 21:26:24,107 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-17 21:26:24,108 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-17 21:26:24,108 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-17 21:26:24,108 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-17 21:26:24,108 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-17 21:26:24,108 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:26:24,108 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:26:24,108 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:26:24,108 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:26:24,109 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-17 21:26:24,109 WARN L170 areAnnotationChecker]: isLowWaterLevelENTRY has no Hoare annotation [2020-07-17 21:26:24,109 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-17 21:26:24,109 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-17 21:26:24,109 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-17 21:26:24,109 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-17 21:26:24,109 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:26:24,109 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:26:24,110 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-17 21:26:24,110 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-17 21:26:24,110 WARN L170 areAnnotationChecker]: isHighWaterSensorDryENTRY has no Hoare annotation [2020-07-17 21:26:24,110 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-17 21:26:24,110 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-17 21:26:24,110 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-17 21:26:24,110 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-17 21:26:24,110 WARN L170 areAnnotationChecker]: isLowWaterSensorDryENTRY has no Hoare annotation [2020-07-17 21:26:24,110 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-17 21:26:24,110 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-17 21:26:24,111 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-17 21:26:24,111 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-17 21:26:24,111 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-17 21:26:24,111 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-17 21:26:24,111 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:26:24,111 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:26:24,111 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-17 21:26:24,111 WARN L170 areAnnotationChecker]: isHighWaterLevelENTRY has no Hoare annotation [2020-07-17 21:26:24,111 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-17 21:26:24,111 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-17 21:26:24,112 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:26:24,112 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:26:24,112 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-17 21:26:24,112 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:26:24,112 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:26:24,112 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:26:24,112 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:26:24,112 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-17 21:26:24,112 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorENTRY has no Hoare annotation [2020-07-17 21:26:24,112 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:26:24,112 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:26:24,113 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:26:24,113 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:26:24,113 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__lowWaterSensorENTRY has no Hoare annotation [2020-07-17 21:26:24,113 WARN L170 areAnnotationChecker]: L275-2 has no Hoare annotation [2020-07-17 21:26:24,113 WARN L170 areAnnotationChecker]: L275-2 has no Hoare annotation [2020-07-17 21:26:24,113 WARN L170 areAnnotationChecker]: L275-2 has no Hoare annotation [2020-07-17 21:26:24,113 WARN L170 areAnnotationChecker]: L332-2 has no Hoare annotation [2020-07-17 21:26:24,113 WARN L170 areAnnotationChecker]: L332-2 has no Hoare annotation [2020-07-17 21:26:24,114 WARN L170 areAnnotationChecker]: L332-2 has no Hoare annotation [2020-07-17 21:26:24,114 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-17 21:26:24,114 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-17 21:26:24,114 WARN L170 areAnnotationChecker]: L645 has no Hoare annotation [2020-07-17 21:26:24,114 WARN L170 areAnnotationChecker]: L645 has no Hoare annotation [2020-07-17 21:26:24,114 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-17 21:26:24,114 WARN L170 areAnnotationChecker]: L602 has no Hoare annotation [2020-07-17 21:26:24,114 WARN L170 areAnnotationChecker]: L896 has no Hoare annotation [2020-07-17 21:26:24,114 WARN L170 areAnnotationChecker]: L896 has no Hoare annotation [2020-07-17 21:26:24,114 WARN L170 areAnnotationChecker]: L894 has no Hoare annotation [2020-07-17 21:26:24,115 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-17 21:26:24,115 WARN L170 areAnnotationChecker]: L878 has no Hoare annotation [2020-07-17 21:26:24,115 WARN L170 areAnnotationChecker]: L878 has no Hoare annotation [2020-07-17 21:26:24,115 WARN L170 areAnnotationChecker]: L823 has no Hoare annotation [2020-07-17 21:26:24,115 WARN L170 areAnnotationChecker]: L823 has no Hoare annotation [2020-07-17 21:26:24,115 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-17 21:26:24,115 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-17 21:26:24,115 WARN L170 areAnnotationChecker]: L531 has no Hoare annotation [2020-07-17 21:26:24,116 WARN L170 areAnnotationChecker]: L531 has no Hoare annotation [2020-07-17 21:26:24,116 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-17 21:26:24,116 WARN L170 areAnnotationChecker]: L801 has no Hoare annotation [2020-07-17 21:26:24,116 WARN L170 areAnnotationChecker]: L801 has no Hoare annotation [2020-07-17 21:26:24,116 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-17 21:26:24,116 WARN L170 areAnnotationChecker]: L169 has no Hoare annotation [2020-07-17 21:26:24,116 WARN L170 areAnnotationChecker]: L169 has no Hoare annotation [2020-07-17 21:26:24,116 WARN L170 areAnnotationChecker]: L759 has no Hoare annotation [2020-07-17 21:26:24,116 WARN L170 areAnnotationChecker]: L759 has no Hoare annotation [2020-07-17 21:26:24,116 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:26:24,117 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:26:24,117 WARN L170 areAnnotationChecker]: L995 has no Hoare annotation [2020-07-17 21:26:24,117 WARN L170 areAnnotationChecker]: L995 has no Hoare annotation [2020-07-17 21:26:24,117 WARN L170 areAnnotationChecker]: L995 has no Hoare annotation [2020-07-17 21:26:24,117 WARN L170 areAnnotationChecker]: L485 has no Hoare annotation [2020-07-17 21:26:24,117 WARN L170 areAnnotationChecker]: L485 has no Hoare annotation [2020-07-17 21:26:24,117 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-17 21:26:24,118 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 21:26:24,118 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-17 21:26:24,118 WARN L170 areAnnotationChecker]: L141 has no Hoare annotation [2020-07-17 21:26:24,118 WARN L170 areAnnotationChecker]: L141 has no Hoare annotation [2020-07-17 21:26:24,118 WARN L170 areAnnotationChecker]: L392 has no Hoare annotation [2020-07-17 21:26:24,118 WARN L170 areAnnotationChecker]: L392 has no Hoare annotation [2020-07-17 21:26:24,118 WARN L170 areAnnotationChecker]: activatePumpFINAL has no Hoare annotation [2020-07-17 21:26:24,118 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-17 21:26:24,118 WARN L170 areAnnotationChecker]: L116-1 has no Hoare annotation [2020-07-17 21:26:24,119 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-17 21:26:24,119 WARN L170 areAnnotationChecker]: L859 has no Hoare annotation [2020-07-17 21:26:24,119 WARN L170 areAnnotationChecker]: L859 has no Hoare annotation [2020-07-17 21:26:24,119 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-17 21:26:24,119 WARN L170 areAnnotationChecker]: L572 has no Hoare annotation [2020-07-17 21:26:24,119 WARN L170 areAnnotationChecker]: L572 has no Hoare annotation [2020-07-17 21:26:24,119 WARN L170 areAnnotationChecker]: L677 has no Hoare annotation [2020-07-17 21:26:24,119 WARN L170 areAnnotationChecker]: L677 has no Hoare annotation [2020-07-17 21:26:24,119 WARN L170 areAnnotationChecker]: L675 has no Hoare annotation [2020-07-17 21:26:24,120 WARN L170 areAnnotationChecker]: L675 has no Hoare annotation [2020-07-17 21:26:24,120 WARN L170 areAnnotationChecker]: L913 has no Hoare annotation [2020-07-17 21:26:24,120 WARN L170 areAnnotationChecker]: L913 has no Hoare annotation [2020-07-17 21:26:24,120 WARN L170 areAnnotationChecker]: L92-1 has no Hoare annotation [2020-07-17 21:26:24,120 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:26:24,120 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:26:24,120 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-17 21:26:24,120 WARN L170 areAnnotationChecker]: L707 has no Hoare annotation [2020-07-17 21:26:24,120 WARN L170 areAnnotationChecker]: L707 has no Hoare annotation [2020-07-17 21:26:24,121 WARN L170 areAnnotationChecker]: L104-1 has no Hoare annotation [2020-07-17 21:26:24,121 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-17 21:26:24,121 WARN L170 areAnnotationChecker]: L733 has no Hoare annotation [2020-07-17 21:26:24,121 WARN L170 areAnnotationChecker]: L733 has no Hoare annotation [2020-07-17 21:26:24,121 WARN L170 areAnnotationChecker]: L297 has no Hoare annotation [2020-07-17 21:26:24,121 WARN L170 areAnnotationChecker]: L276 has no Hoare annotation [2020-07-17 21:26:24,121 WARN L170 areAnnotationChecker]: L358 has no Hoare annotation [2020-07-17 21:26:24,121 WARN L170 areAnnotationChecker]: L358 has no Hoare annotation [2020-07-17 21:26:24,121 WARN L170 areAnnotationChecker]: L333 has no Hoare annotation [2020-07-17 21:26:24,122 WARN L170 areAnnotationChecker]: L645-1 has no Hoare annotation [2020-07-17 21:26:24,122 WARN L170 areAnnotationChecker]: L645-1 has no Hoare annotation [2020-07-17 21:26:24,122 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-17 21:26:24,122 WARN L170 areAnnotationChecker]: L603 has no Hoare annotation [2020-07-17 21:26:24,122 WARN L170 areAnnotationChecker]: L603 has no Hoare annotation [2020-07-17 21:26:24,122 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-17 21:26:24,122 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-17 21:26:24,122 WARN L170 areAnnotationChecker]: L878-1 has no Hoare annotation [2020-07-17 21:26:24,122 WARN L170 areAnnotationChecker]: L823-2 has no Hoare annotation [2020-07-17 21:26:24,123 WARN L170 areAnnotationChecker]: L646 has no Hoare annotation [2020-07-17 21:26:24,123 WARN L170 areAnnotationChecker]: L646 has no Hoare annotation [2020-07-17 21:26:24,123 WARN L170 areAnnotationChecker]: L537 has no Hoare annotation [2020-07-17 21:26:24,123 WARN L170 areAnnotationChecker]: L537 has no Hoare annotation [2020-07-17 21:26:24,123 WARN L170 areAnnotationChecker]: L531-1 has no Hoare annotation [2020-07-17 21:26:24,123 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-17 21:26:24,123 WARN L170 areAnnotationChecker]: L801-1 has no Hoare annotation [2020-07-17 21:26:24,123 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:26:24,124 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:26:24,124 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:26:24,124 WARN L170 areAnnotationChecker]: isHighWaterSensorDryFINAL has no Hoare annotation [2020-07-17 21:26:24,124 WARN L170 areAnnotationChecker]: L761 has no Hoare annotation [2020-07-17 21:26:24,124 WARN L170 areAnnotationChecker]: L761 has no Hoare annotation [2020-07-17 21:26:24,124 WARN L170 areAnnotationChecker]: L774 has no Hoare annotation [2020-07-17 21:26:24,124 WARN L170 areAnnotationChecker]: L774 has no Hoare annotation [2020-07-17 21:26:24,124 WARN L170 areAnnotationChecker]: L722-1 has no Hoare annotation [2020-07-17 21:26:24,124 WARN L170 areAnnotationChecker]: L998 has no Hoare annotation [2020-07-17 21:26:24,125 WARN L170 areAnnotationChecker]: L998 has no Hoare annotation [2020-07-17 21:26:24,125 WARN L170 areAnnotationChecker]: L951 has no Hoare annotation [2020-07-17 21:26:24,125 WARN L170 areAnnotationChecker]: L951 has no Hoare annotation [2020-07-17 21:26:24,125 WARN L170 areAnnotationChecker]: L491 has no Hoare annotation [2020-07-17 21:26:24,125 WARN L170 areAnnotationChecker]: L491 has no Hoare annotation [2020-07-17 21:26:24,125 WARN L170 areAnnotationChecker]: L485-1 has no Hoare annotation [2020-07-17 21:26:24,125 WARN L170 areAnnotationChecker]: isLowWaterSensorDryEXIT has no Hoare annotation [2020-07-17 21:26:24,125 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 21:26:24,125 WARN L170 areAnnotationChecker]: L141-2 has no Hoare annotation [2020-07-17 21:26:24,125 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-17 21:26:24,125 WARN L170 areAnnotationChecker]: L397 has no Hoare annotation [2020-07-17 21:26:24,126 WARN L170 areAnnotationChecker]: L397 has no Hoare annotation [2020-07-17 21:26:24,126 WARN L170 areAnnotationChecker]: activatePumpEXIT has no Hoare annotation [2020-07-17 21:26:24,126 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-17 21:26:24,126 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:26:24,126 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:26:24,126 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-17 21:26:24,126 WARN L170 areAnnotationChecker]: L859-1 has no Hoare annotation [2020-07-17 21:26:24,126 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:26:24,126 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:26:24,127 WARN L170 areAnnotationChecker]: L572-1 has no Hoare annotation [2020-07-17 21:26:24,127 WARN L170 areAnnotationChecker]: L684 has no Hoare annotation [2020-07-17 21:26:24,127 WARN L170 areAnnotationChecker]: L684 has no Hoare annotation [2020-07-17 21:26:24,127 WARN L170 areAnnotationChecker]: L682 has no Hoare annotation [2020-07-17 21:26:24,127 WARN L170 areAnnotationChecker]: L682 has no Hoare annotation [2020-07-17 21:26:24,127 WARN L170 areAnnotationChecker]: L913-1 has no Hoare annotation [2020-07-17 21:26:24,127 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-17 21:26:24,127 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 21:26:24,128 WARN L170 areAnnotationChecker]: L651-1 has no Hoare annotation [2020-07-17 21:26:24,128 WARN L170 areAnnotationChecker]: L651-1 has no Hoare annotation [2020-07-17 21:26:24,128 WARN L170 areAnnotationChecker]: L709 has no Hoare annotation [2020-07-17 21:26:24,128 WARN L170 areAnnotationChecker]: L709 has no Hoare annotation [2020-07-17 21:26:24,128 WARN L170 areAnnotationChecker]: L722 has no Hoare annotation [2020-07-17 21:26:24,128 WARN L170 areAnnotationChecker]: L722 has no Hoare annotation [2020-07-17 21:26:24,128 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:26:24,128 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:26:24,128 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-17 21:26:24,129 WARN L170 areAnnotationChecker]: L735 has no Hoare annotation [2020-07-17 21:26:24,129 WARN L170 areAnnotationChecker]: L735 has no Hoare annotation [2020-07-17 21:26:24,129 WARN L170 areAnnotationChecker]: L748 has no Hoare annotation [2020-07-17 21:26:24,129 WARN L170 areAnnotationChecker]: L748 has no Hoare annotation [2020-07-17 21:26:24,129 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-17 21:26:24,129 WARN L170 areAnnotationChecker]: L281 has no Hoare annotation [2020-07-17 21:26:24,129 WARN L170 areAnnotationChecker]: L281 has no Hoare annotation [2020-07-17 21:26:24,129 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-17 21:26:24,129 WARN L170 areAnnotationChecker]: L338 has no Hoare annotation [2020-07-17 21:26:24,130 WARN L170 areAnnotationChecker]: L338 has no Hoare annotation [2020-07-17 21:26:24,130 WARN L170 areAnnotationChecker]: L647 has no Hoare annotation [2020-07-17 21:26:24,130 WARN L170 areAnnotationChecker]: L604 has no Hoare annotation [2020-07-17 21:26:24,130 WARN L170 areAnnotationChecker]: L604 has no Hoare annotation [2020-07-17 21:26:24,130 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-17 21:26:24,130 WARN L170 areAnnotationChecker]: L923-1 has no Hoare annotation [2020-07-17 21:26:24,130 WARN L170 areAnnotationChecker]: L880 has no Hoare annotation [2020-07-17 21:26:24,130 WARN L170 areAnnotationChecker]: L880 has no Hoare annotation [2020-07-17 21:26:24,130 WARN L170 areAnnotationChecker]: L835 has no Hoare annotation [2020-07-17 21:26:24,130 WARN L170 areAnnotationChecker]: L835 has no Hoare annotation [2020-07-17 21:26:24,131 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-17 21:26:24,131 WARN L170 areAnnotationChecker]: L649-1 has no Hoare annotation [2020-07-17 21:26:24,131 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-17 21:26:24,131 WARN L170 areAnnotationChecker]: L774-1 has no Hoare annotation [2020-07-17 21:26:24,131 WARN L170 areAnnotationChecker]: L748-1 has no Hoare annotation [2020-07-17 21:26:24,131 WARN L170 areAnnotationChecker]: isHighWaterSensorDryEXIT has no Hoare annotation [2020-07-17 21:26:24,131 WARN L170 areAnnotationChecker]: L761-1 has no Hoare annotation [2020-07-17 21:26:24,131 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorEXIT has no Hoare annotation [2020-07-17 21:26:24,131 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__highWaterSensorEXIT has no Hoare annotation [2020-07-17 21:26:24,131 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-17 21:26:24,132 WARN L170 areAnnotationChecker]: L952 has no Hoare annotation [2020-07-17 21:26:24,132 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-17 21:26:24,132 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-17 21:26:24,132 WARN L170 areAnnotationChecker]: L414 has no Hoare annotation [2020-07-17 21:26:24,132 WARN L170 areAnnotationChecker]: L414 has no Hoare annotation [2020-07-17 21:26:24,132 WARN L170 areAnnotationChecker]: L351-1 has no Hoare annotation [2020-07-17 21:26:24,132 WARN L170 areAnnotationChecker]: L612 has no Hoare annotation [2020-07-17 21:26:24,132 WARN L170 areAnnotationChecker]: L612 has no Hoare annotation [2020-07-17 21:26:24,132 WARN L170 areAnnotationChecker]: L970-1 has no Hoare annotation [2020-07-17 21:26:24,132 WARN L170 areAnnotationChecker]: L919-1 has no Hoare annotation [2020-07-17 21:26:24,133 WARN L170 areAnnotationChecker]: L861 has no Hoare annotation [2020-07-17 21:26:24,133 WARN L170 areAnnotationChecker]: L861 has no Hoare annotation [2020-07-17 21:26:24,133 WARN L170 areAnnotationChecker]: L576-2 has no Hoare annotation [2020-07-17 21:26:24,133 WARN L170 areAnnotationChecker]: L576-2 has no Hoare annotation [2020-07-17 21:26:24,133 WARN L170 areAnnotationChecker]: L576-2 has no Hoare annotation [2020-07-17 21:26:24,133 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-17 21:26:24,133 WARN L170 areAnnotationChecker]: L915 has no Hoare annotation [2020-07-17 21:26:24,133 WARN L170 areAnnotationChecker]: L915 has no Hoare annotation [2020-07-17 21:26:24,133 WARN L170 areAnnotationChecker]: L709-1 has no Hoare annotation [2020-07-17 21:26:24,133 WARN L170 areAnnotationChecker]: L608 has no Hoare annotation [2020-07-17 21:26:24,134 WARN L170 areAnnotationChecker]: L608 has no Hoare annotation [2020-07-17 21:26:24,134 WARN L170 areAnnotationChecker]: L960-1 has no Hoare annotation [2020-07-17 21:26:24,134 WARN L170 areAnnotationChecker]: L921-1 has no Hoare annotation [2020-07-17 21:26:24,134 WARN L170 areAnnotationChecker]: L735-1 has no Hoare annotation [2020-07-17 21:26:24,134 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-17 21:26:24,134 WARN L170 areAnnotationChecker]: L281-1 has no Hoare annotation [2020-07-17 21:26:24,134 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:26:24,134 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:26:24,134 WARN L170 areAnnotationChecker]: L338-1 has no Hoare annotation [2020-07-17 21:26:24,135 WARN L170 areAnnotationChecker]: L649 has no Hoare annotation [2020-07-17 21:26:24,135 WARN L170 areAnnotationChecker]: L649 has no Hoare annotation [2020-07-17 21:26:24,135 WARN L170 areAnnotationChecker]: L605 has no Hoare annotation [2020-07-17 21:26:24,135 WARN L170 areAnnotationChecker]: L605 has no Hoare annotation [2020-07-17 21:26:24,135 WARN L170 areAnnotationChecker]: L986-1 has no Hoare annotation [2020-07-17 21:26:24,135 WARN L170 areAnnotationChecker]: L986-1 has no Hoare annotation [2020-07-17 21:26:24,135 WARN L170 areAnnotationChecker]: L925 has no Hoare annotation [2020-07-17 21:26:24,135 WARN L170 areAnnotationChecker]: L925 has no Hoare annotation [2020-07-17 21:26:24,135 WARN L170 areAnnotationChecker]: L880-2 has no Hoare annotation [2020-07-17 21:26:24,135 WARN L170 areAnnotationChecker]: L835-2 has no Hoare annotation [2020-07-17 21:26:24,136 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 21:26:24,136 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-17 21:26:24,136 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-17 21:26:24,136 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__lowWaterSensorEXIT has no Hoare annotation [2020-07-17 21:26:24,136 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__lowWaterSensorEXIT has no Hoare annotation [2020-07-17 21:26:24,136 WARN L170 areAnnotationChecker]: L763 has no Hoare annotation [2020-07-17 21:26:24,136 WARN L170 areAnnotationChecker]: L763 has no Hoare annotation [2020-07-17 21:26:24,136 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-17 21:26:24,137 WARN L170 areAnnotationChecker]: L960 has no Hoare annotation [2020-07-17 21:26:24,137 WARN L170 areAnnotationChecker]: L960 has no Hoare annotation [2020-07-17 21:26:24,137 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-17 21:26:24,137 WARN L170 areAnnotationChecker]: L417-2 has no Hoare annotation [2020-07-17 21:26:24,137 WARN L170 areAnnotationChecker]: L417-2 has no Hoare annotation [2020-07-17 21:26:24,137 WARN L170 areAnnotationChecker]: L417-2 has no Hoare annotation [2020-07-17 21:26:24,137 WARN L170 areAnnotationChecker]: L456 has no Hoare annotation [2020-07-17 21:26:24,137 WARN L170 areAnnotationChecker]: L456 has no Hoare annotation [2020-07-17 21:26:24,137 WARN L170 areAnnotationChecker]: L613 has no Hoare annotation [2020-07-17 21:26:24,137 WARN L170 areAnnotationChecker]: L613 has no Hoare annotation [2020-07-17 21:26:24,138 WARN L170 areAnnotationChecker]: L980 has no Hoare annotation [2020-07-17 21:26:24,138 WARN L170 areAnnotationChecker]: L980 has no Hoare annotation [2020-07-17 21:26:24,138 WARN L170 areAnnotationChecker]: L921 has no Hoare annotation [2020-07-17 21:26:24,138 WARN L170 areAnnotationChecker]: L921 has no Hoare annotation [2020-07-17 21:26:24,138 WARN L170 areAnnotationChecker]: L861-2 has no Hoare annotation [2020-07-17 21:26:24,138 WARN L170 areAnnotationChecker]: L591 has no Hoare annotation [2020-07-17 21:26:24,138 WARN L170 areAnnotationChecker]: L577 has no Hoare annotation [2020-07-17 21:26:24,138 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:26:24,138 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:26:24,138 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:26:24,138 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:26:24,139 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:26:24,139 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:26:24,139 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:26:24,139 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:26:24,139 WARN L170 areAnnotationChecker]: L919 has no Hoare annotation [2020-07-17 21:26:24,139 WARN L170 areAnnotationChecker]: L919 has no Hoare annotation [2020-07-17 21:26:24,139 WARN L170 areAnnotationChecker]: L711 has no Hoare annotation [2020-07-17 21:26:24,139 WARN L170 areAnnotationChecker]: L711 has no Hoare annotation [2020-07-17 21:26:24,139 WARN L170 areAnnotationChecker]: L609 has no Hoare annotation [2020-07-17 21:26:24,139 WARN L170 areAnnotationChecker]: L609 has no Hoare annotation [2020-07-17 21:26:24,140 WARN L170 areAnnotationChecker]: L970 has no Hoare annotation [2020-07-17 21:26:24,140 WARN L170 areAnnotationChecker]: L970 has no Hoare annotation [2020-07-17 21:26:24,140 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-17 21:26:24,140 WARN L170 areAnnotationChecker]: L737 has no Hoare annotation [2020-07-17 21:26:24,140 WARN L170 areAnnotationChecker]: L737 has no Hoare annotation [2020-07-17 21:26:24,140 WARN L170 areAnnotationChecker]: L433-1 has no Hoare annotation [2020-07-17 21:26:24,140 WARN L170 areAnnotationChecker]: L449-1 has no Hoare annotation [2020-07-17 21:26:24,140 WARN L170 areAnnotationChecker]: L351 has no Hoare annotation [2020-07-17 21:26:24,140 WARN L170 areAnnotationChecker]: L351 has no Hoare annotation [2020-07-17 21:26:24,140 WARN L170 areAnnotationChecker]: L651 has no Hoare annotation [2020-07-17 21:26:24,141 WARN L170 areAnnotationChecker]: L651 has no Hoare annotation [2020-07-17 21:26:24,141 WARN L170 areAnnotationChecker]: L606 has no Hoare annotation [2020-07-17 21:26:24,141 WARN L170 areAnnotationChecker]: L606 has no Hoare annotation [2020-07-17 21:26:24,141 WARN L170 areAnnotationChecker]: L929 has no Hoare annotation [2020-07-17 21:26:24,141 WARN L170 areAnnotationChecker]: L929 has no Hoare annotation [2020-07-17 21:26:24,141 WARN L170 areAnnotationChecker]: isLowWaterLevelFINAL has no Hoare annotation [2020-07-17 21:26:24,141 WARN L170 areAnnotationChecker]: L846 has no Hoare annotation [2020-07-17 21:26:24,141 WARN L170 areAnnotationChecker]: L846 has no Hoare annotation [2020-07-17 21:26:24,141 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 21:26:24,141 WARN L170 areAnnotationChecker]: L765 has no Hoare annotation [2020-07-17 21:26:24,141 WARN L170 areAnnotationChecker]: L765 has no Hoare annotation [2020-07-17 21:26:24,142 WARN L170 areAnnotationChecker]: L769 has no Hoare annotation [2020-07-17 21:26:24,142 WARN L170 areAnnotationChecker]: L769 has no Hoare annotation [2020-07-17 21:26:24,142 WARN L170 areAnnotationChecker]: L962 has no Hoare annotation [2020-07-17 21:26:24,142 WARN L170 areAnnotationChecker]: L962 has no Hoare annotation [2020-07-17 21:26:24,142 WARN L170 areAnnotationChecker]: L846-1 has no Hoare annotation [2020-07-17 21:26:24,142 WARN L170 areAnnotationChecker]: L438 has no Hoare annotation [2020-07-17 21:26:24,142 WARN L170 areAnnotationChecker]: L418 has no Hoare annotation [2020-07-17 21:26:24,142 WARN L170 areAnnotationChecker]: L418 has no Hoare annotation [2020-07-17 21:26:24,142 WARN L170 areAnnotationChecker]: L457 has no Hoare annotation [2020-07-17 21:26:24,142 WARN L170 areAnnotationChecker]: L457 has no Hoare annotation [2020-07-17 21:26:24,143 WARN L170 areAnnotationChecker]: L614 has no Hoare annotation [2020-07-17 21:26:24,143 WARN L170 areAnnotationChecker]: L614 has no Hoare annotation [2020-07-17 21:26:24,143 WARN L170 areAnnotationChecker]: L986 has no Hoare annotation [2020-07-17 21:26:24,143 WARN L170 areAnnotationChecker]: L986 has no Hoare annotation [2020-07-17 21:26:24,143 WARN L170 areAnnotationChecker]: L923 has no Hoare annotation [2020-07-17 21:26:24,143 WARN L170 areAnnotationChecker]: L923 has no Hoare annotation [2020-07-17 21:26:24,143 WARN L170 areAnnotationChecker]: isHighWaterLevelFINAL has no Hoare annotation [2020-07-17 21:26:24,143 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:26:24,143 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:26:24,143 WARN L170 areAnnotationChecker]: L580 has no Hoare annotation [2020-07-17 21:26:24,144 WARN L170 areAnnotationChecker]: L580 has no Hoare annotation [2020-07-17 21:26:24,144 WARN L170 areAnnotationChecker]: L610 has no Hoare annotation [2020-07-17 21:26:24,144 WARN L170 areAnnotationChecker]: L610 has no Hoare annotation [2020-07-17 21:26:24,144 WARN L170 areAnnotationChecker]: L587 has no Hoare annotation [2020-07-17 21:26:24,144 WARN L170 areAnnotationChecker]: L713 has no Hoare annotation [2020-07-17 21:26:24,144 WARN L170 areAnnotationChecker]: L713 has no Hoare annotation [2020-07-17 21:26:24,144 WARN L170 areAnnotationChecker]: L717 has no Hoare annotation [2020-07-17 21:26:24,144 WARN L170 areAnnotationChecker]: L717 has no Hoare annotation [2020-07-17 21:26:24,144 WARN L170 areAnnotationChecker]: L972 has no Hoare annotation [2020-07-17 21:26:24,144 WARN L170 areAnnotationChecker]: L972 has no Hoare annotation [2020-07-17 21:26:24,145 WARN L170 areAnnotationChecker]: L739 has no Hoare annotation [2020-07-17 21:26:24,145 WARN L170 areAnnotationChecker]: L739 has no Hoare annotation [2020-07-17 21:26:24,145 WARN L170 areAnnotationChecker]: L743 has no Hoare annotation [2020-07-17 21:26:24,145 WARN L170 areAnnotationChecker]: L743 has no Hoare annotation [2020-07-17 21:26:24,145 WARN L170 areAnnotationChecker]: L607 has no Hoare annotation [2020-07-17 21:26:24,145 WARN L170 areAnnotationChecker]: L607 has no Hoare annotation [2020-07-17 21:26:24,145 WARN L170 areAnnotationChecker]: isLowWaterLevelEXIT has no Hoare annotation [2020-07-17 21:26:24,145 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-17 21:26:24,145 WARN L170 areAnnotationChecker]: L449 has no Hoare annotation [2020-07-17 21:26:24,145 WARN L170 areAnnotationChecker]: L449 has no Hoare annotation [2020-07-17 21:26:24,145 WARN L170 areAnnotationChecker]: L419 has no Hoare annotation [2020-07-17 21:26:24,146 WARN L170 areAnnotationChecker]: L615 has no Hoare annotation [2020-07-17 21:26:24,146 WARN L170 areAnnotationChecker]: L615 has no Hoare annotation [2020-07-17 21:26:24,146 WARN L170 areAnnotationChecker]: L988 has no Hoare annotation [2020-07-17 21:26:24,146 WARN L170 areAnnotationChecker]: L988 has no Hoare annotation [2020-07-17 21:26:24,146 WARN L170 areAnnotationChecker]: isHighWaterLevelEXIT has no Hoare annotation [2020-07-17 21:26:24,146 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-17 21:26:24,146 WARN L170 areAnnotationChecker]: L580-1 has no Hoare annotation [2020-07-17 21:26:24,146 WARN L170 areAnnotationChecker]: L580-1 has no Hoare annotation [2020-07-17 21:26:24,146 WARN L170 areAnnotationChecker]: L611 has no Hoare annotation [2020-07-17 21:26:24,147 WARN L170 areAnnotationChecker]: L611 has no Hoare annotation [2020-07-17 21:26:24,147 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:26:24,147 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:26:24,147 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:26:24,147 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:26:24,147 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:26:24,147 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:26:24,147 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:26:24,147 WARN L170 areAnnotationChecker]: L433 has no Hoare annotation [2020-07-17 21:26:24,147 WARN L170 areAnnotationChecker]: L433 has no Hoare annotation [2020-07-17 21:26:24,148 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-17 21:26:24,150 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 09:26:24 BoogieIcfgContainer [2020-07-17 21:26:24,151 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 21:26:24,153 INFO L168 Benchmark]: Toolchain (without parser) took 81821.12 ms. Allocated memory was 144.2 MB in the beginning and 794.3 MB in the end (delta: 650.1 MB). Free memory was 100.8 MB in the beginning and 650.3 MB in the end (delta: -549.5 MB). Peak memory consumption was 100.6 MB. Max. memory is 7.1 GB. [2020-07-17 21:26:24,154 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 144.2 MB. Free memory was 120.5 MB in the beginning and 120.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. [2020-07-17 21:26:24,155 INFO L168 Benchmark]: CACSL2BoogieTranslator took 720.17 ms. Allocated memory was 144.2 MB in the beginning and 201.9 MB in the end (delta: 57.7 MB). Free memory was 100.4 MB in the beginning and 168.9 MB in the end (delta: -68.5 MB). Peak memory consumption was 29.1 MB. Max. memory is 7.1 GB. [2020-07-17 21:26:24,156 INFO L168 Benchmark]: Boogie Preprocessor took 125.06 ms. Allocated memory is still 201.9 MB. Free memory was 168.9 MB in the beginning and 163.4 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2020-07-17 21:26:24,156 INFO L168 Benchmark]: RCFGBuilder took 1849.15 ms. Allocated memory was 201.9 MB in the beginning and 233.3 MB in the end (delta: 31.5 MB). Free memory was 163.4 MB in the beginning and 85.3 MB in the end (delta: 78.1 MB). Peak memory consumption was 109.6 MB. Max. memory is 7.1 GB. [2020-07-17 21:26:24,157 INFO L168 Benchmark]: TraceAbstraction took 79120.46 ms. Allocated memory was 233.3 MB in the beginning and 794.3 MB in the end (delta: 561.0 MB). Free memory was 85.3 MB in the beginning and 650.3 MB in the end (delta: -565.1 MB). There was no memory consumed. Max. memory is 7.1 GB. [2020-07-17 21:26:24,160 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 0.19 ms. Allocated memory is still 144.2 MB. Free memory was 120.5 MB in the beginning and 120.2 MB in the end (delta: 209.9 kB). Peak memory consumption was 209.9 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 720.17 ms. Allocated memory was 144.2 MB in the beginning and 201.9 MB in the end (delta: 57.7 MB). Free memory was 100.4 MB in the beginning and 168.9 MB in the end (delta: -68.5 MB). Peak memory consumption was 29.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 125.06 ms. Allocated memory is still 201.9 MB. Free memory was 168.9 MB in the beginning and 163.4 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1849.15 ms. Allocated memory was 201.9 MB in the beginning and 233.3 MB in the end (delta: 31.5 MB). Free memory was 163.4 MB in the beginning and 85.3 MB in the end (delta: 78.1 MB). Peak memory consumption was 109.6 MB. Max. memory is 7.1 GB. * TraceAbstraction took 79120.46 ms. Allocated memory was 233.3 MB in the beginning and 794.3 MB in the end (delta: 561.0 MB). Free memory was 85.3 MB in the beginning and 650.3 MB in the end (delta: -565.1 MB). There was no memory consumed. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 193]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L86] int waterLevel = 1; [L87] int methaneLevelCritical = 0; [L367] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L564] int cleanupTimeShifts = 4; [L667] int pumpRunning = 0; [L668] int systemActive = 1; VAL [\old(cleanupTimeShifts)=175, \old(head)=165, \old(head)=176, \old(methaneLevelCritical)=145, \old(pumpRunning)=134, \old(systemActive)=133, \old(waterLevel)=140, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L640] int retValue_acc ; [L641] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L645] FCALL select_helpers() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L646] FCALL select_features() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L647] CALL, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L647] RET, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, valid_product()=1, waterLevel=1] [L647] tmp = valid_product() [L649] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L651] FCALL setup() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L652] CALL runTest() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L634] CALL test() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L941] int splverifierCounter ; [L942] int tmp ; [L943] int tmp___0 ; [L944] int tmp___1 ; [L945] int tmp___2 ; [L948] splverifierCounter = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L950] COND TRUE 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L952] COND TRUE splverifierCounter < 4 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L958] tmp = __VERIFIER_nondet_int() [L960] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=1] [L962] CALL waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L104] COND TRUE waterLevel < 2 [L105] waterLevel = waterLevel + 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L962] RET waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, waterLevel=2] [L968] tmp___0 = __VERIFIER_nondet_int() [L970] COND FALSE !(\read(tmp___0)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=0, waterLevel=2] [L978] tmp___2 = __VERIFIER_nondet_int() [L980] COND FALSE !(\read(tmp___2)) [L984] tmp___1 = __VERIFIER_nondet_int() [L986] COND TRUE \read(tmp___1) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=-1, tmp___0=0, tmp___1=1, tmp___2=0, waterLevel=2] [L988] CALL stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L894] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L901] systemActive = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L988] RET stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=0, tmp=-1, tmp___0=0, tmp___1=1, tmp___2=0, waterLevel=2] [L995] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L675] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L682] COND FALSE !(\read(systemActive)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L690] CALL __utac_acc__Specification3_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L907] int tmp ; [L908] int tmp___0 ; [L909] int tmp___1 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L913] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L125] int retValue_acc ; [L128] retValue_acc = methaneLevelCritical [L129] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=0, waterLevel=2] [L913] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L913] tmp = isMethaneLevelCritical() [L915] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L919] CALL, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L157] int retValue_acc ; [L160] retValue_acc = waterLevel [L161] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=2, systemActive=0, waterLevel=2] [L919] RET, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, getWaterLevel()=2, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L919] tmp___0 = getWaterLevel() [L921] COND TRUE tmp___0 == 2 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L923] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L808] int retValue_acc ; [L811] retValue_acc = pumpRunning [L812] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=0, waterLevel=2] [L923] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L923] tmp___1 = isPumpRunning() [L925] COND FALSE !(\read(tmp___1)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, tmp___1=0, waterLevel=2] [L929] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L193] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 42 procedures, 254 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 78.8s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 62.6s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 588 SDtfs, 1124 SDslu, 394 SDs, 0 SdLazy, 2405 SolverSat, 685 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 17.1s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 103 GetRequests, 74 SyntacticMatches, 0 SemanticMatches, 29 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 4.6s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=597occurred 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: 12.7s AutomataMinimizationTime, 4 MinimizatonAttempts, 240 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.2s InterpolantComputationTime, 292 NumberOfCodeBlocks, 292 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 221 ConstructedInterpolants, 0 QuantifiedInterpolants, 63956 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...