/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec4_product23.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-8fc6572 [2020-07-10 14:05:36,184 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-10 14:05:36,186 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-10 14:05:36,204 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-10 14:05:36,205 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-10 14:05:36,206 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-10 14:05:36,207 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-10 14:05:36,209 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-10 14:05:36,211 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-10 14:05:36,211 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-10 14:05:36,212 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-10 14:05:36,213 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-10 14:05:36,214 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-10 14:05:36,215 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-10 14:05:36,216 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-10 14:05:36,217 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-10 14:05:36,217 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-10 14:05:36,218 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-10 14:05:36,220 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-10 14:05:36,222 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-10 14:05:36,223 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-10 14:05:36,224 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-10 14:05:36,225 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-10 14:05:36,226 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-10 14:05:36,229 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-10 14:05:36,229 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-10 14:05:36,229 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-10 14:05:36,230 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-10 14:05:36,231 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-10 14:05:36,232 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-10 14:05:36,232 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-10 14:05:36,233 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-10 14:05:36,233 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-10 14:05:36,234 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-10 14:05:36,235 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-10 14:05:36,235 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-10 14:05:36,236 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-10 14:05:36,236 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-10 14:05:36,236 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-10 14:05:36,237 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-10 14:05:36,238 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-10 14:05:36,239 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-10 14:05:36,253 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-10 14:05:36,253 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-10 14:05:36,254 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-10 14:05:36,254 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-10 14:05:36,255 INFO L138 SettingsManager]: * Use SBE=true [2020-07-10 14:05:36,255 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-10 14:05:36,255 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-10 14:05:36,255 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-10 14:05:36,256 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-10 14:05:36,256 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-10 14:05:36,256 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-10 14:05:36,256 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-10 14:05:36,256 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-10 14:05:36,256 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-10 14:05:36,257 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-10 14:05:36,257 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-10 14:05:36,257 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-10 14:05:36,257 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-10 14:05:36,257 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-10 14:05:36,258 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-10 14:05:36,258 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-10 14:05:36,258 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 14:05:36,258 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-10 14:05:36,258 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-10 14:05:36,259 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-10 14:05:36,259 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-10 14:05:36,259 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-10 14:05:36,259 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-10 14:05:36,259 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-10 14:05:36,260 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-10 14:05:36,564 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-10 14:05:36,586 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-10 14:05:36,589 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-10 14:05:36,591 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-10 14:05:36,591 INFO L275 PluginConnector]: CDTParser initialized [2020-07-10 14:05:36,592 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec4_product23.cil.c [2020-07-10 14:05:36,659 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23654ff5a/c051c84e296d455cb4dc077742a0d5ec/FLAGc11312d08 [2020-07-10 14:05:37,188 INFO L306 CDTParser]: Found 1 translation units. [2020-07-10 14:05:37,190 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec4_product23.cil.c [2020-07-10 14:05:37,201 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23654ff5a/c051c84e296d455cb4dc077742a0d5ec/FLAGc11312d08 [2020-07-10 14:05:37,552 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/23654ff5a/c051c84e296d455cb4dc077742a0d5ec [2020-07-10 14:05:37,561 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-10 14:05:37,563 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-10 14:05:37,564 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-10 14:05:37,564 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-10 14:05:37,567 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-10 14:05:37,569 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 02:05:37" (1/1) ... [2020-07-10 14:05:37,572 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@4de40851 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:05:37, skipping insertion in model container [2020-07-10 14:05:37,572 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 10.07 02:05:37" (1/1) ... [2020-07-10 14:05:37,580 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-10 14:05:37,641 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-10 14:05:38,111 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 14:05:38,125 INFO L203 MainTranslator]: Completed pre-run [2020-07-10 14:05:38,210 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-10 14:05:38,250 INFO L208 MainTranslator]: Completed translation [2020-07-10 14:05:38,250 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:05:38 WrapperNode [2020-07-10 14:05:38,250 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-10 14:05:38,251 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-10 14:05:38,251 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-10 14:05:38,251 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-10 14:05:38,266 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:05:38" (1/1) ... [2020-07-10 14:05:38,268 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:05:38" (1/1) ... [2020-07-10 14:05:38,291 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:05:38" (1/1) ... [2020-07-10 14:05:38,292 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:05:38" (1/1) ... [2020-07-10 14:05:38,348 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:05:38" (1/1) ... [2020-07-10 14:05:38,358 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:05:38" (1/1) ... [2020-07-10 14:05:38,363 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:05:38" (1/1) ... [2020-07-10 14:05:38,370 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-10 14:05:38,370 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-10 14:05:38,371 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-10 14:05:38,371 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-10 14:05:38,372 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:05:38" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-10 14:05:38,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-10 14:05:38,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-10 14:05:38,437 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-10 14:05:38,437 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-10 14:05:38,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-10 14:05:38,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-10 14:05:38,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-10 14:05:38,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-10 14:05:38,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-10 14:05:38,438 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-10 14:05:38,439 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-10 14:05:38,439 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-10 14:05:38,439 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-10 14:05:38,439 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-10 14:05:38,439 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-10 14:05:38,439 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-10 14:05:38,440 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-10 14:05:38,440 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-10 14:05:38,440 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-10 14:05:38,440 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-10 14:05:38,440 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-10 14:05:38,440 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-10 14:05:38,441 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-10 14:05:38,441 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-10 14:05:38,441 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-10 14:05:38,441 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-10 14:05:38,441 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-10 14:05:38,441 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-10 14:05:38,441 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-10 14:05:38,442 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-10 14:05:38,442 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-10 14:05:38,442 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-10 14:05:38,442 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-10 14:05:38,442 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification4_spec__1 [2020-07-10 14:05:38,442 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-10 14:05:38,443 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-10 14:05:38,443 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-10 14:05:38,443 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-10 14:05:38,443 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-10 14:05:38,443 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-10 14:05:38,443 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-10 14:05:38,443 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-10 14:05:38,444 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-10 14:05:38,444 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-10 14:05:38,444 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-10 14:05:38,444 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-10 14:05:38,444 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-10 14:05:38,444 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-10 14:05:38,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-10 14:05:38,445 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-10 14:05:38,445 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-10 14:05:38,445 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-10 14:05:38,445 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-10 14:05:38,445 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-10 14:05:38,445 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-10 14:05:38,446 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-10 14:05:38,446 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-10 14:05:38,446 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-10 14:05:38,446 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-10 14:05:38,446 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-10 14:05:38,446 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-10 14:05:38,446 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-10 14:05:38,446 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-10 14:05:38,447 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-10 14:05:38,447 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-10 14:05:38,447 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-10 14:05:38,447 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-10 14:05:38,447 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-10 14:05:38,447 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-10 14:05:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-10 14:05:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-10 14:05:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-10 14:05:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-10 14:05:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-10 14:05:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-10 14:05:38,448 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-10 14:05:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-10 14:05:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-10 14:05:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-10 14:05:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification4_spec__1 [2020-07-10 14:05:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-10 14:05:38,449 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-10 14:05:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-10 14:05:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__lowWaterSensor [2020-07-10 14:05:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-10 14:05:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-10 14:05:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-10 14:05:38,450 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-10 14:05:38,451 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-10 14:05:38,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-10 14:05:38,451 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-10 14:05:38,451 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-10 14:05:40,062 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-10 14:05:40,063 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-10 14:05:40,068 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 02:05:40 BoogieIcfgContainer [2020-07-10 14:05:40,069 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-10 14:05:40,070 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-10 14:05:40,071 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-10 14:05:40,074 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-10 14:05:40,075 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 10.07 02:05:37" (1/3) ... [2020-07-10 14:05:40,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69ee58b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 02:05:40, skipping insertion in model container [2020-07-10 14:05:40,076 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 10.07 02:05:38" (2/3) ... [2020-07-10 14:05:40,076 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@69ee58b4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 02:05:40, skipping insertion in model container [2020-07-10 14:05:40,077 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 02:05:40" (3/3) ... [2020-07-10 14:05:40,079 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec4_product23.cil.c [2020-07-10 14:05:40,093 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-10 14:05:40,102 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-10 14:05:40,117 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-10 14:05:40,142 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-10 14:05:40,142 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-10 14:05:40,142 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-10 14:05:40,143 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-10 14:05:40,143 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-10 14:05:40,143 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-10 14:05:40,143 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-10 14:05:40,144 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-10 14:05:40,167 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states. [2020-07-10 14:05:40,178 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 47 [2020-07-10 14:05:40,178 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:05:40,179 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:05:40,180 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:05:40,186 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:05:40,186 INFO L82 PathProgramCache]: Analyzing trace with hash -635159435, now seen corresponding path program 1 times [2020-07-10 14:05:40,197 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:05:40,197 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1334664841] [2020-07-10 14:05:40,198 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:05:40,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:05:41,006 WARN L193 SmtUtils]: Spent 270.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 14:05:41,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:05:41,088 INFO L280 TraceCheckUtils]: 0: Hoare triple {194#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~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~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.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~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {174#true} is VALID [2020-07-10 14:05:41,089 INFO L280 TraceCheckUtils]: 1: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-10 14:05:41,089 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {174#true} {174#true} #516#return; {174#true} is VALID [2020-07-10 14:05:41,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:05:41,096 INFO L280 TraceCheckUtils]: 0: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-10 14:05:41,096 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {174#true} {174#true} #426#return; {174#true} is VALID [2020-07-10 14:05:41,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:05:41,102 INFO L280 TraceCheckUtils]: 0: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-10 14:05:41,102 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {174#true} {174#true} #428#return; {174#true} is VALID [2020-07-10 14:05:41,103 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:05:41,109 INFO L280 TraceCheckUtils]: 0: Hoare triple {174#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {174#true} is VALID [2020-07-10 14:05:41,110 INFO L280 TraceCheckUtils]: 1: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-10 14:05:41,110 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {174#true} {174#true} #430#return; {174#true} is VALID [2020-07-10 14:05:41,111 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:05:41,114 INFO L280 TraceCheckUtils]: 0: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-10 14:05:41,114 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {174#true} {174#true} #432#return; {174#true} is VALID [2020-07-10 14:05:41,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:05:41,121 INFO L280 TraceCheckUtils]: 0: Hoare triple {174#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {174#true} is VALID [2020-07-10 14:05:41,121 INFO L280 TraceCheckUtils]: 1: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-10 14:05:41,121 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {174#true} {175#false} #420#return; {175#false} is VALID [2020-07-10 14:05:41,123 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:05:41,126 INFO L280 TraceCheckUtils]: 0: Hoare triple {174#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {174#true} is VALID [2020-07-10 14:05:41,126 INFO L280 TraceCheckUtils]: 1: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-10 14:05:41,126 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {174#true} {175#false} #422#return; {175#false} is VALID [2020-07-10 14:05:41,133 INFO L263 TraceCheckUtils]: 0: Hoare triple {174#true} call ULTIMATE.init(); {194#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~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~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-10 14:05:41,133 INFO L280 TraceCheckUtils]: 1: Hoare triple {194#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~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~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.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~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {174#true} is VALID [2020-07-10 14:05:41,134 INFO L280 TraceCheckUtils]: 2: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-10 14:05:41,134 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {174#true} {174#true} #516#return; {174#true} is VALID [2020-07-10 14:05:41,134 INFO L263 TraceCheckUtils]: 4: Hoare triple {174#true} call #t~ret73 := main(); {174#true} is VALID [2020-07-10 14:05:41,135 INFO L280 TraceCheckUtils]: 5: Hoare triple {174#true} havoc ~retValue_acc~11;havoc ~tmp~8; {174#true} is VALID [2020-07-10 14:05:41,135 INFO L263 TraceCheckUtils]: 6: Hoare triple {174#true} call select_helpers(); {174#true} is VALID [2020-07-10 14:05:41,135 INFO L280 TraceCheckUtils]: 7: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-10 14:05:41,135 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {174#true} {174#true} #426#return; {174#true} is VALID [2020-07-10 14:05:41,136 INFO L263 TraceCheckUtils]: 9: Hoare triple {174#true} call select_features(); {174#true} is VALID [2020-07-10 14:05:41,136 INFO L280 TraceCheckUtils]: 10: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-10 14:05:41,136 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {174#true} {174#true} #428#return; {174#true} is VALID [2020-07-10 14:05:41,137 INFO L263 TraceCheckUtils]: 12: Hoare triple {174#true} call #t~ret72 := valid_product(); {174#true} is VALID [2020-07-10 14:05:41,137 INFO L280 TraceCheckUtils]: 13: Hoare triple {174#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {174#true} is VALID [2020-07-10 14:05:41,137 INFO L280 TraceCheckUtils]: 14: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-10 14:05:41,138 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {174#true} {174#true} #430#return; {174#true} is VALID [2020-07-10 14:05:41,138 INFO L280 TraceCheckUtils]: 16: Hoare triple {174#true} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {174#true} is VALID [2020-07-10 14:05:41,138 INFO L280 TraceCheckUtils]: 17: Hoare triple {174#true} assume 0 != ~tmp~8; {174#true} is VALID [2020-07-10 14:05:41,139 INFO L263 TraceCheckUtils]: 18: Hoare triple {174#true} call setup(); {174#true} is VALID [2020-07-10 14:05:41,139 INFO L280 TraceCheckUtils]: 19: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-10 14:05:41,139 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {174#true} {174#true} #432#return; {174#true} is VALID [2020-07-10 14:05:41,140 INFO L263 TraceCheckUtils]: 21: Hoare triple {174#true} call runTest(); {174#true} is VALID [2020-07-10 14:05:41,140 INFO L263 TraceCheckUtils]: 22: Hoare triple {174#true} call test(); {174#true} is VALID [2020-07-10 14:05:41,140 INFO L280 TraceCheckUtils]: 23: Hoare triple {174#true} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {174#true} is VALID [2020-07-10 14:05:41,141 INFO L280 TraceCheckUtils]: 24: Hoare triple {174#true} assume false; {175#false} is VALID [2020-07-10 14:05:41,142 INFO L263 TraceCheckUtils]: 25: Hoare triple {175#false} call cleanup(); {175#false} is VALID [2020-07-10 14:05:41,142 INFO L280 TraceCheckUtils]: 26: Hoare triple {175#false} havoc ~i~0;havoc ~__cil_tmp2~0; {175#false} is VALID [2020-07-10 14:05:41,142 INFO L263 TraceCheckUtils]: 27: Hoare triple {175#false} call timeShift(); {175#false} is VALID [2020-07-10 14:05:41,143 INFO L280 TraceCheckUtils]: 28: Hoare triple {175#false} assume !(0 != ~pumpRunning~0); {175#false} is VALID [2020-07-10 14:05:41,143 INFO L280 TraceCheckUtils]: 29: Hoare triple {175#false} assume !(0 != ~systemActive~0); {175#false} is VALID [2020-07-10 14:05:41,143 INFO L263 TraceCheckUtils]: 30: Hoare triple {175#false} call __utac_acc__Specification4_spec__1(); {175#false} is VALID [2020-07-10 14:05:41,144 INFO L280 TraceCheckUtils]: 31: Hoare triple {175#false} havoc ~tmp~7;havoc ~tmp___0~2; {175#false} is VALID [2020-07-10 14:05:41,144 INFO L263 TraceCheckUtils]: 32: Hoare triple {175#false} call #t~ret70 := getWaterLevel(); {174#true} is VALID [2020-07-10 14:05:41,144 INFO L280 TraceCheckUtils]: 33: Hoare triple {174#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {174#true} is VALID [2020-07-10 14:05:41,145 INFO L280 TraceCheckUtils]: 34: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-10 14:05:41,145 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {174#true} {175#false} #420#return; {175#false} is VALID [2020-07-10 14:05:41,145 INFO L280 TraceCheckUtils]: 36: Hoare triple {175#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {175#false} is VALID [2020-07-10 14:05:41,146 INFO L280 TraceCheckUtils]: 37: Hoare triple {175#false} assume 0 == ~tmp~7; {175#false} is VALID [2020-07-10 14:05:41,146 INFO L263 TraceCheckUtils]: 38: Hoare triple {175#false} call #t~ret71 := isPumpRunning(); {174#true} is VALID [2020-07-10 14:05:41,146 INFO L280 TraceCheckUtils]: 39: Hoare triple {174#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {174#true} is VALID [2020-07-10 14:05:41,147 INFO L280 TraceCheckUtils]: 40: Hoare triple {174#true} assume true; {174#true} is VALID [2020-07-10 14:05:41,147 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {174#true} {175#false} #422#return; {175#false} is VALID [2020-07-10 14:05:41,147 INFO L280 TraceCheckUtils]: 42: Hoare triple {175#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {175#false} is VALID [2020-07-10 14:05:41,148 INFO L280 TraceCheckUtils]: 43: Hoare triple {175#false} assume 0 != ~tmp___0~2; {175#false} is VALID [2020-07-10 14:05:41,148 INFO L263 TraceCheckUtils]: 44: Hoare triple {175#false} call __automaton_fail(); {175#false} is VALID [2020-07-10 14:05:41,148 INFO L280 TraceCheckUtils]: 45: Hoare triple {175#false} assume !false; {175#false} is VALID [2020-07-10 14:05:41,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 14:05:41,157 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1334664841] [2020-07-10 14:05:41,158 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:05:41,158 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-10 14:05:41,159 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [989181517] [2020-07-10 14:05:41,165 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-10 14:05:41,168 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:05:41,172 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-10 14:05:41,248 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 46 edges. 46 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:05:41,248 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-10 14:05:41,249 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:05:41,257 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-10 14:05:41,258 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 14:05:41,260 INFO L87 Difference]: Start difference. First operand 171 states. Second operand 3 states. [2020-07-10 14:05:45,972 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:05:45,973 INFO L93 Difference]: Finished difference Result 299 states and 393 transitions. [2020-07-10 14:05:45,973 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-10 14:05:45,973 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 46 [2020-07-10 14:05:45,973 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:05:45,975 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 14:05:46,003 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 393 transitions. [2020-07-10 14:05:46,003 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-10 14:05:46,019 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 393 transitions. [2020-07-10 14:05:46,020 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 393 transitions. [2020-07-10 14:05:47,354 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 393 edges. 393 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:05:47,377 INFO L225 Difference]: With dead ends: 299 [2020-07-10 14:05:47,377 INFO L226 Difference]: Without dead ends: 162 [2020-07-10 14:05:47,382 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 16 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-10 14:05:47,401 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 162 states. [2020-07-10 14:05:48,711 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 162 to 128. [2020-07-10 14:05:48,711 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:05:48,712 INFO L82 GeneralOperation]: Start isEquivalent. First operand 162 states. Second operand 128 states. [2020-07-10 14:05:48,713 INFO L74 IsIncluded]: Start isIncluded. First operand 162 states. Second operand 128 states. [2020-07-10 14:05:48,713 INFO L87 Difference]: Start difference. First operand 162 states. Second operand 128 states. [2020-07-10 14:05:48,729 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:05:48,730 INFO L93 Difference]: Finished difference Result 162 states and 205 transitions. [2020-07-10 14:05:48,730 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 205 transitions. [2020-07-10 14:05:48,734 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:05:48,734 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:05:48,734 INFO L74 IsIncluded]: Start isIncluded. First operand 128 states. Second operand 162 states. [2020-07-10 14:05:48,734 INFO L87 Difference]: Start difference. First operand 128 states. Second operand 162 states. [2020-07-10 14:05:48,747 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:05:48,748 INFO L93 Difference]: Finished difference Result 162 states and 205 transitions. [2020-07-10 14:05:48,748 INFO L276 IsEmpty]: Start isEmpty. Operand 162 states and 205 transitions. [2020-07-10 14:05:48,750 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:05:48,751 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:05:48,751 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:05:48,751 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:05:48,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 128 states. [2020-07-10 14:05:48,758 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 128 states to 128 states and 151 transitions. [2020-07-10 14:05:48,761 INFO L78 Accepts]: Start accepts. Automaton has 128 states and 151 transitions. Word has length 46 [2020-07-10 14:05:48,761 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:05:48,761 INFO L479 AbstractCegarLoop]: Abstraction has 128 states and 151 transitions. [2020-07-10 14:05:48,761 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-10 14:05:48,762 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states and 151 transitions. [2020-07-10 14:05:48,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 48 [2020-07-10 14:05:48,764 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:05:48,764 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:05:48,764 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-10 14:05:48,765 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:05:48,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:05:48,765 INFO L82 PathProgramCache]: Analyzing trace with hash -1199676654, now seen corresponding path program 1 times [2020-07-10 14:05:48,765 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:05:48,766 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [781609157] [2020-07-10 14:05:48,766 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:05:48,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:05:49,190 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 14:05:49,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:05:49,247 INFO L280 TraceCheckUtils]: 0: Hoare triple {1144#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~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~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.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~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1123#true} is VALID [2020-07-10 14:05:49,248 INFO L280 TraceCheckUtils]: 1: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-10 14:05:49,248 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1123#true} {1123#true} #516#return; {1123#true} is VALID [2020-07-10 14:05:49,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:05:49,251 INFO L280 TraceCheckUtils]: 0: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-10 14:05:49,251 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1123#true} {1123#true} #426#return; {1123#true} is VALID [2020-07-10 14:05:49,252 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:05:49,254 INFO L280 TraceCheckUtils]: 0: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-10 14:05:49,254 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1123#true} {1123#true} #428#return; {1123#true} is VALID [2020-07-10 14:05:49,255 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:05:49,258 INFO L280 TraceCheckUtils]: 0: Hoare triple {1123#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {1123#true} is VALID [2020-07-10 14:05:49,258 INFO L280 TraceCheckUtils]: 1: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-10 14:05:49,258 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1123#true} {1123#true} #430#return; {1123#true} is VALID [2020-07-10 14:05:49,259 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:05:49,261 INFO L280 TraceCheckUtils]: 0: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-10 14:05:49,261 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1123#true} {1123#true} #432#return; {1123#true} is VALID [2020-07-10 14:05:49,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:05:49,265 INFO L280 TraceCheckUtils]: 0: Hoare triple {1123#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {1123#true} is VALID [2020-07-10 14:05:49,265 INFO L280 TraceCheckUtils]: 1: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-10 14:05:49,265 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1123#true} {1124#false} #420#return; {1124#false} is VALID [2020-07-10 14:05:49,266 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:05:49,269 INFO L280 TraceCheckUtils]: 0: Hoare triple {1123#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {1123#true} is VALID [2020-07-10 14:05:49,269 INFO L280 TraceCheckUtils]: 1: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-10 14:05:49,269 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1123#true} {1124#false} #422#return; {1124#false} is VALID [2020-07-10 14:05:49,273 INFO L263 TraceCheckUtils]: 0: Hoare triple {1123#true} call ULTIMATE.init(); {1144#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~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~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-10 14:05:49,273 INFO L280 TraceCheckUtils]: 1: Hoare triple {1144#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~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~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.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~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1123#true} is VALID [2020-07-10 14:05:49,273 INFO L280 TraceCheckUtils]: 2: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-10 14:05:49,274 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1123#true} {1123#true} #516#return; {1123#true} is VALID [2020-07-10 14:05:49,274 INFO L263 TraceCheckUtils]: 4: Hoare triple {1123#true} call #t~ret73 := main(); {1123#true} is VALID [2020-07-10 14:05:49,274 INFO L280 TraceCheckUtils]: 5: Hoare triple {1123#true} havoc ~retValue_acc~11;havoc ~tmp~8; {1123#true} is VALID [2020-07-10 14:05:49,274 INFO L263 TraceCheckUtils]: 6: Hoare triple {1123#true} call select_helpers(); {1123#true} is VALID [2020-07-10 14:05:49,275 INFO L280 TraceCheckUtils]: 7: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-10 14:05:49,275 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1123#true} {1123#true} #426#return; {1123#true} is VALID [2020-07-10 14:05:49,275 INFO L263 TraceCheckUtils]: 9: Hoare triple {1123#true} call select_features(); {1123#true} is VALID [2020-07-10 14:05:49,275 INFO L280 TraceCheckUtils]: 10: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-10 14:05:49,275 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1123#true} {1123#true} #428#return; {1123#true} is VALID [2020-07-10 14:05:49,276 INFO L263 TraceCheckUtils]: 12: Hoare triple {1123#true} call #t~ret72 := valid_product(); {1123#true} is VALID [2020-07-10 14:05:49,276 INFO L280 TraceCheckUtils]: 13: Hoare triple {1123#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {1123#true} is VALID [2020-07-10 14:05:49,276 INFO L280 TraceCheckUtils]: 14: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-10 14:05:49,276 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1123#true} {1123#true} #430#return; {1123#true} is VALID [2020-07-10 14:05:49,276 INFO L280 TraceCheckUtils]: 16: Hoare triple {1123#true} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {1123#true} is VALID [2020-07-10 14:05:49,277 INFO L280 TraceCheckUtils]: 17: Hoare triple {1123#true} assume 0 != ~tmp~8; {1123#true} is VALID [2020-07-10 14:05:49,277 INFO L263 TraceCheckUtils]: 18: Hoare triple {1123#true} call setup(); {1123#true} is VALID [2020-07-10 14:05:49,277 INFO L280 TraceCheckUtils]: 19: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-10 14:05:49,277 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1123#true} {1123#true} #432#return; {1123#true} is VALID [2020-07-10 14:05:49,278 INFO L263 TraceCheckUtils]: 21: Hoare triple {1123#true} call runTest(); {1123#true} is VALID [2020-07-10 14:05:49,278 INFO L263 TraceCheckUtils]: 22: Hoare triple {1123#true} call test(); {1123#true} is VALID [2020-07-10 14:05:49,278 INFO L280 TraceCheckUtils]: 23: Hoare triple {1123#true} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1137#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-10 14:05:49,279 INFO L280 TraceCheckUtils]: 24: Hoare triple {1137#(= 0 test_~splverifierCounter~0)} assume !false; {1137#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-10 14:05:49,279 INFO L280 TraceCheckUtils]: 25: Hoare triple {1137#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1124#false} is VALID [2020-07-10 14:05:49,280 INFO L263 TraceCheckUtils]: 26: Hoare triple {1124#false} call cleanup(); {1124#false} is VALID [2020-07-10 14:05:49,280 INFO L280 TraceCheckUtils]: 27: Hoare triple {1124#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1124#false} is VALID [2020-07-10 14:05:49,280 INFO L263 TraceCheckUtils]: 28: Hoare triple {1124#false} call timeShift(); {1124#false} is VALID [2020-07-10 14:05:49,280 INFO L280 TraceCheckUtils]: 29: Hoare triple {1124#false} assume !(0 != ~pumpRunning~0); {1124#false} is VALID [2020-07-10 14:05:49,281 INFO L280 TraceCheckUtils]: 30: Hoare triple {1124#false} assume !(0 != ~systemActive~0); {1124#false} is VALID [2020-07-10 14:05:49,281 INFO L263 TraceCheckUtils]: 31: Hoare triple {1124#false} call __utac_acc__Specification4_spec__1(); {1124#false} is VALID [2020-07-10 14:05:49,281 INFO L280 TraceCheckUtils]: 32: Hoare triple {1124#false} havoc ~tmp~7;havoc ~tmp___0~2; {1124#false} is VALID [2020-07-10 14:05:49,281 INFO L263 TraceCheckUtils]: 33: Hoare triple {1124#false} call #t~ret70 := getWaterLevel(); {1123#true} is VALID [2020-07-10 14:05:49,282 INFO L280 TraceCheckUtils]: 34: Hoare triple {1123#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {1123#true} is VALID [2020-07-10 14:05:49,282 INFO L280 TraceCheckUtils]: 35: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-10 14:05:49,282 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1123#true} {1124#false} #420#return; {1124#false} is VALID [2020-07-10 14:05:49,282 INFO L280 TraceCheckUtils]: 37: Hoare triple {1124#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {1124#false} is VALID [2020-07-10 14:05:49,283 INFO L280 TraceCheckUtils]: 38: Hoare triple {1124#false} assume 0 == ~tmp~7; {1124#false} is VALID [2020-07-10 14:05:49,283 INFO L263 TraceCheckUtils]: 39: Hoare triple {1124#false} call #t~ret71 := isPumpRunning(); {1123#true} is VALID [2020-07-10 14:05:49,283 INFO L280 TraceCheckUtils]: 40: Hoare triple {1123#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {1123#true} is VALID [2020-07-10 14:05:49,283 INFO L280 TraceCheckUtils]: 41: Hoare triple {1123#true} assume true; {1123#true} is VALID [2020-07-10 14:05:49,284 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1123#true} {1124#false} #422#return; {1124#false} is VALID [2020-07-10 14:05:49,284 INFO L280 TraceCheckUtils]: 43: Hoare triple {1124#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {1124#false} is VALID [2020-07-10 14:05:49,284 INFO L280 TraceCheckUtils]: 44: Hoare triple {1124#false} assume 0 != ~tmp___0~2; {1124#false} is VALID [2020-07-10 14:05:49,284 INFO L263 TraceCheckUtils]: 45: Hoare triple {1124#false} call __automaton_fail(); {1124#false} is VALID [2020-07-10 14:05:49,285 INFO L280 TraceCheckUtils]: 46: Hoare triple {1124#false} assume !false; {1124#false} is VALID [2020-07-10 14:05:49,290 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 14:05:49,291 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [781609157] [2020-07-10 14:05:49,291 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:05:49,291 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-10 14:05:49,291 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1975312910] [2020-07-10 14:05:49,293 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-07-10 14:05:49,294 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:05:49,294 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-10 14:05:49,352 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 47 edges. 47 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:05:49,352 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-10 14:05:49,352 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:05:49,353 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-10 14:05:49,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-10 14:05:49,353 INFO L87 Difference]: Start difference. First operand 128 states and 151 transitions. Second operand 4 states. [2020-07-10 14:05:50,613 WARN L193 SmtUtils]: Spent 258.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 14:05:54,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:05:54,192 INFO L93 Difference]: Finished difference Result 226 states and 276 transitions. [2020-07-10 14:05:54,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-10 14:05:54,192 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 47 [2020-07-10 14:05:54,192 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:05:54,193 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-10 14:05:54,204 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 276 transitions. [2020-07-10 14:05:54,205 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-10 14:05:54,212 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 276 transitions. [2020-07-10 14:05:54,212 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 276 transitions. [2020-07-10 14:05:55,167 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 276 edges. 276 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:05:55,174 INFO L225 Difference]: With dead ends: 226 [2020-07-10 14:05:55,174 INFO L226 Difference]: Without dead ends: 146 [2020-07-10 14:05:55,176 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-10 14:05:55,176 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 146 states. [2020-07-10 14:05:56,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 146 to 119. [2020-07-10 14:05:56,479 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:05:56,479 INFO L82 GeneralOperation]: Start isEquivalent. First operand 146 states. Second operand 119 states. [2020-07-10 14:05:56,479 INFO L74 IsIncluded]: Start isIncluded. First operand 146 states. Second operand 119 states. [2020-07-10 14:05:56,479 INFO L87 Difference]: Start difference. First operand 146 states. Second operand 119 states. [2020-07-10 14:05:56,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:05:56,489 INFO L93 Difference]: Finished difference Result 146 states and 181 transitions. [2020-07-10 14:05:56,489 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 181 transitions. [2020-07-10 14:05:56,491 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:05:56,491 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:05:56,491 INFO L74 IsIncluded]: Start isIncluded. First operand 119 states. Second operand 146 states. [2020-07-10 14:05:56,491 INFO L87 Difference]: Start difference. First operand 119 states. Second operand 146 states. [2020-07-10 14:05:56,499 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:05:56,500 INFO L93 Difference]: Finished difference Result 146 states and 181 transitions. [2020-07-10 14:05:56,500 INFO L276 IsEmpty]: Start isEmpty. Operand 146 states and 181 transitions. [2020-07-10 14:05:56,501 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:05:56,501 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:05:56,501 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:05:56,501 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:05:56,501 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 119 states. [2020-07-10 14:05:56,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 119 states to 119 states and 139 transitions. [2020-07-10 14:05:56,507 INFO L78 Accepts]: Start accepts. Automaton has 119 states and 139 transitions. Word has length 47 [2020-07-10 14:05:56,507 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:05:56,507 INFO L479 AbstractCegarLoop]: Abstraction has 119 states and 139 transitions. [2020-07-10 14:05:56,507 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-10 14:05:56,508 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 139 transitions. [2020-07-10 14:05:56,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-07-10 14:05:56,509 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:05:56,509 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] [2020-07-10 14:05:56,510 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-10 14:05:56,510 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:05:56,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:05:56,510 INFO L82 PathProgramCache]: Analyzing trace with hash -1199325015, now seen corresponding path program 1 times [2020-07-10 14:05:56,511 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:05:56,511 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [437114682] [2020-07-10 14:05:56,511 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:05:56,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:05:56,894 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 14:05:56,938 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:05:56,992 INFO L280 TraceCheckUtils]: 0: Hoare triple {1960#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~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~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.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~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1941#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:05:56,996 INFO L280 TraceCheckUtils]: 1: Hoare triple {1941#(= 1 ~systemActive~0)} assume true; {1941#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:05:56,997 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1941#(= 1 ~systemActive~0)} {1936#true} #516#return; {1941#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:05:56,998 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:05:57,001 INFO L280 TraceCheckUtils]: 0: Hoare triple {1936#true} assume true; {1936#true} is VALID [2020-07-10 14:05:57,001 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1936#true} {1941#(= 1 ~systemActive~0)} #426#return; {1941#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:05:57,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:05:57,005 INFO L280 TraceCheckUtils]: 0: Hoare triple {1936#true} assume true; {1936#true} is VALID [2020-07-10 14:05:57,006 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1936#true} {1941#(= 1 ~systemActive~0)} #428#return; {1941#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:05:57,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:05:57,035 INFO L280 TraceCheckUtils]: 0: Hoare triple {1936#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {1961#(= 1 |valid_product_#res|)} is VALID [2020-07-10 14:05:57,035 INFO L280 TraceCheckUtils]: 1: Hoare triple {1961#(= 1 |valid_product_#res|)} assume true; {1961#(= 1 |valid_product_#res|)} is VALID [2020-07-10 14:05:57,036 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1961#(= 1 |valid_product_#res|)} {1941#(= 1 ~systemActive~0)} #430#return; {1949#(= |main_#t~ret72| ~systemActive~0)} is VALID [2020-07-10 14:05:57,038 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:05:57,040 INFO L280 TraceCheckUtils]: 0: Hoare triple {1936#true} assume true; {1936#true} is VALID [2020-07-10 14:05:57,041 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1936#true} {1951#(not (= 0 ~systemActive~0))} #432#return; {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:05:57,042 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:05:57,045 INFO L280 TraceCheckUtils]: 0: Hoare triple {1936#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {1936#true} is VALID [2020-07-10 14:05:57,045 INFO L280 TraceCheckUtils]: 1: Hoare triple {1936#true} assume true; {1936#true} is VALID [2020-07-10 14:05:57,046 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1936#true} {1937#false} #420#return; {1937#false} is VALID [2020-07-10 14:05:57,048 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:05:57,052 INFO L280 TraceCheckUtils]: 0: Hoare triple {1936#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {1936#true} is VALID [2020-07-10 14:05:57,052 INFO L280 TraceCheckUtils]: 1: Hoare triple {1936#true} assume true; {1936#true} is VALID [2020-07-10 14:05:57,053 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1936#true} {1937#false} #422#return; {1937#false} is VALID [2020-07-10 14:05:57,057 INFO L263 TraceCheckUtils]: 0: Hoare triple {1936#true} call ULTIMATE.init(); {1960#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~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~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-10 14:05:57,063 INFO L280 TraceCheckUtils]: 1: Hoare triple {1960#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~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~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.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~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {1941#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:05:57,063 INFO L280 TraceCheckUtils]: 2: Hoare triple {1941#(= 1 ~systemActive~0)} assume true; {1941#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:05:57,064 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1941#(= 1 ~systemActive~0)} {1936#true} #516#return; {1941#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:05:57,065 INFO L263 TraceCheckUtils]: 4: Hoare triple {1941#(= 1 ~systemActive~0)} call #t~ret73 := main(); {1941#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:05:57,065 INFO L280 TraceCheckUtils]: 5: Hoare triple {1941#(= 1 ~systemActive~0)} havoc ~retValue_acc~11;havoc ~tmp~8; {1941#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:05:57,066 INFO L263 TraceCheckUtils]: 6: Hoare triple {1941#(= 1 ~systemActive~0)} call select_helpers(); {1936#true} is VALID [2020-07-10 14:05:57,066 INFO L280 TraceCheckUtils]: 7: Hoare triple {1936#true} assume true; {1936#true} is VALID [2020-07-10 14:05:57,066 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1936#true} {1941#(= 1 ~systemActive~0)} #426#return; {1941#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:05:57,067 INFO L263 TraceCheckUtils]: 9: Hoare triple {1941#(= 1 ~systemActive~0)} call select_features(); {1936#true} is VALID [2020-07-10 14:05:57,067 INFO L280 TraceCheckUtils]: 10: Hoare triple {1936#true} assume true; {1936#true} is VALID [2020-07-10 14:05:57,068 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1936#true} {1941#(= 1 ~systemActive~0)} #428#return; {1941#(= 1 ~systemActive~0)} is VALID [2020-07-10 14:05:57,068 INFO L263 TraceCheckUtils]: 12: Hoare triple {1941#(= 1 ~systemActive~0)} call #t~ret72 := valid_product(); {1936#true} is VALID [2020-07-10 14:05:57,068 INFO L280 TraceCheckUtils]: 13: Hoare triple {1936#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {1961#(= 1 |valid_product_#res|)} is VALID [2020-07-10 14:05:57,069 INFO L280 TraceCheckUtils]: 14: Hoare triple {1961#(= 1 |valid_product_#res|)} assume true; {1961#(= 1 |valid_product_#res|)} is VALID [2020-07-10 14:05:57,070 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1961#(= 1 |valid_product_#res|)} {1941#(= 1 ~systemActive~0)} #430#return; {1949#(= |main_#t~ret72| ~systemActive~0)} is VALID [2020-07-10 14:05:57,070 INFO L280 TraceCheckUtils]: 16: Hoare triple {1949#(= |main_#t~ret72| ~systemActive~0)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {1950#(= main_~tmp~8 ~systemActive~0)} is VALID [2020-07-10 14:05:57,071 INFO L280 TraceCheckUtils]: 17: Hoare triple {1950#(= main_~tmp~8 ~systemActive~0)} assume 0 != ~tmp~8; {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:05:57,071 INFO L263 TraceCheckUtils]: 18: Hoare triple {1951#(not (= 0 ~systemActive~0))} call setup(); {1936#true} is VALID [2020-07-10 14:05:57,072 INFO L280 TraceCheckUtils]: 19: Hoare triple {1936#true} assume true; {1936#true} is VALID [2020-07-10 14:05:57,072 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1936#true} {1951#(not (= 0 ~systemActive~0))} #432#return; {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:05:57,073 INFO L263 TraceCheckUtils]: 21: Hoare triple {1951#(not (= 0 ~systemActive~0))} call runTest(); {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:05:57,074 INFO L263 TraceCheckUtils]: 22: Hoare triple {1951#(not (= 0 ~systemActive~0))} call test(); {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:05:57,074 INFO L280 TraceCheckUtils]: 23: Hoare triple {1951#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:05:57,075 INFO L280 TraceCheckUtils]: 24: Hoare triple {1951#(not (= 0 ~systemActive~0))} assume !false; {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:05:57,075 INFO L280 TraceCheckUtils]: 25: Hoare triple {1951#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:05:57,076 INFO L280 TraceCheckUtils]: 26: Hoare triple {1951#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp~3 := #t~nondet46;havoc #t~nondet46; {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:05:57,077 INFO L280 TraceCheckUtils]: 27: Hoare triple {1951#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~3); {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:05:57,077 INFO L280 TraceCheckUtils]: 28: Hoare triple {1951#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___0~0 := #t~nondet47;havoc #t~nondet47; {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:05:57,078 INFO L280 TraceCheckUtils]: 29: Hoare triple {1951#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~0); {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:05:57,078 INFO L280 TraceCheckUtils]: 30: Hoare triple {1951#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___2~0 := #t~nondet48;havoc #t~nondet48; {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:05:57,079 INFO L280 TraceCheckUtils]: 31: Hoare triple {1951#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:05:57,079 INFO L263 TraceCheckUtils]: 32: Hoare triple {1951#(not (= 0 ~systemActive~0))} call timeShift(); {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:05:57,080 INFO L280 TraceCheckUtils]: 33: Hoare triple {1951#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1951#(not (= 0 ~systemActive~0))} is VALID [2020-07-10 14:05:57,080 INFO L280 TraceCheckUtils]: 34: Hoare triple {1951#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1937#false} is VALID [2020-07-10 14:05:57,081 INFO L263 TraceCheckUtils]: 35: Hoare triple {1937#false} call __utac_acc__Specification4_spec__1(); {1937#false} is VALID [2020-07-10 14:05:57,081 INFO L280 TraceCheckUtils]: 36: Hoare triple {1937#false} havoc ~tmp~7;havoc ~tmp___0~2; {1937#false} is VALID [2020-07-10 14:05:57,081 INFO L263 TraceCheckUtils]: 37: Hoare triple {1937#false} call #t~ret70 := getWaterLevel(); {1936#true} is VALID [2020-07-10 14:05:57,081 INFO L280 TraceCheckUtils]: 38: Hoare triple {1936#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {1936#true} is VALID [2020-07-10 14:05:57,082 INFO L280 TraceCheckUtils]: 39: Hoare triple {1936#true} assume true; {1936#true} is VALID [2020-07-10 14:05:57,082 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {1936#true} {1937#false} #420#return; {1937#false} is VALID [2020-07-10 14:05:57,082 INFO L280 TraceCheckUtils]: 41: Hoare triple {1937#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {1937#false} is VALID [2020-07-10 14:05:57,082 INFO L280 TraceCheckUtils]: 42: Hoare triple {1937#false} assume 0 == ~tmp~7; {1937#false} is VALID [2020-07-10 14:05:57,083 INFO L263 TraceCheckUtils]: 43: Hoare triple {1937#false} call #t~ret71 := isPumpRunning(); {1936#true} is VALID [2020-07-10 14:05:57,083 INFO L280 TraceCheckUtils]: 44: Hoare triple {1936#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {1936#true} is VALID [2020-07-10 14:05:57,083 INFO L280 TraceCheckUtils]: 45: Hoare triple {1936#true} assume true; {1936#true} is VALID [2020-07-10 14:05:57,083 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1936#true} {1937#false} #422#return; {1937#false} is VALID [2020-07-10 14:05:57,084 INFO L280 TraceCheckUtils]: 47: Hoare triple {1937#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {1937#false} is VALID [2020-07-10 14:05:57,084 INFO L280 TraceCheckUtils]: 48: Hoare triple {1937#false} assume 0 != ~tmp___0~2; {1937#false} is VALID [2020-07-10 14:05:57,088 INFO L263 TraceCheckUtils]: 49: Hoare triple {1937#false} call __automaton_fail(); {1937#false} is VALID [2020-07-10 14:05:57,089 INFO L280 TraceCheckUtils]: 50: Hoare triple {1937#false} assume !false; {1937#false} is VALID [2020-07-10 14:05:57,097 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 14:05:57,098 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [437114682] [2020-07-10 14:05:57,098 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:05:57,098 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-10 14:05:57,100 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [786238588] [2020-07-10 14:05:57,102 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-07-10 14:05:57,103 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:05:57,103 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-10 14:05:57,175 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 51 edges. 51 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:05:57,175 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-10 14:05:57,176 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:05:57,176 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-10 14:05:57,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-10 14:05:57,176 INFO L87 Difference]: Start difference. First operand 119 states and 139 transitions. Second operand 8 states. [2020-07-10 14:05:58,066 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 14:05:58,958 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 14:05:59,343 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 14:05:59,683 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 14:06:03,429 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 14:06:13,694 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:06:13,694 INFO L93 Difference]: Finished difference Result 409 states and 509 transitions. [2020-07-10 14:06:13,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-10 14:06:13,695 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 51 [2020-07-10 14:06:13,695 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:06:13,695 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 14:06:13,706 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 509 transitions. [2020-07-10 14:06:13,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-10 14:06:13,717 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 509 transitions. [2020-07-10 14:06:13,718 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 509 transitions. [2020-07-10 14:06:15,629 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 509 edges. 509 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:06:15,644 INFO L225 Difference]: With dead ends: 409 [2020-07-10 14:06:15,644 INFO L226 Difference]: Without dead ends: 314 [2020-07-10 14:06:15,646 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-10 14:06:15,647 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 314 states. [2020-07-10 14:06:18,454 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 314 to 256. [2020-07-10 14:06:18,454 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:06:18,455 INFO L82 GeneralOperation]: Start isEquivalent. First operand 314 states. Second operand 256 states. [2020-07-10 14:06:18,455 INFO L74 IsIncluded]: Start isIncluded. First operand 314 states. Second operand 256 states. [2020-07-10 14:06:18,455 INFO L87 Difference]: Start difference. First operand 314 states. Second operand 256 states. [2020-07-10 14:06:18,473 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:06:18,473 INFO L93 Difference]: Finished difference Result 314 states and 387 transitions. [2020-07-10 14:06:18,473 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 387 transitions. [2020-07-10 14:06:18,475 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:06:18,475 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:06:18,475 INFO L74 IsIncluded]: Start isIncluded. First operand 256 states. Second operand 314 states. [2020-07-10 14:06:18,476 INFO L87 Difference]: Start difference. First operand 256 states. Second operand 314 states. [2020-07-10 14:06:18,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:06:18,493 INFO L93 Difference]: Finished difference Result 314 states and 387 transitions. [2020-07-10 14:06:18,493 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 387 transitions. [2020-07-10 14:06:18,494 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:06:18,494 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:06:18,495 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:06:18,495 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:06:18,495 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 256 states. [2020-07-10 14:06:18,507 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 256 states to 256 states and 310 transitions. [2020-07-10 14:06:18,507 INFO L78 Accepts]: Start accepts. Automaton has 256 states and 310 transitions. Word has length 51 [2020-07-10 14:06:18,508 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:06:18,508 INFO L479 AbstractCegarLoop]: Abstraction has 256 states and 310 transitions. [2020-07-10 14:06:18,508 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-10 14:06:18,508 INFO L276 IsEmpty]: Start isEmpty. Operand 256 states and 310 transitions. [2020-07-10 14:06:18,509 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-10 14:06:18,509 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:06:18,510 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:06:18,510 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-10 14:06:18,510 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:06:18,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:06:18,510 INFO L82 PathProgramCache]: Analyzing trace with hash -274049321, now seen corresponding path program 1 times [2020-07-10 14:06:18,511 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:06:18,511 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1899981786] [2020-07-10 14:06:18,511 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:06:18,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:06:18,915 WARN L193 SmtUtils]: Spent 206.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 14:06:18,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:06:18,986 INFO L280 TraceCheckUtils]: 0: Hoare triple {3572#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~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~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.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~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {3547#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:06:18,986 INFO L280 TraceCheckUtils]: 1: Hoare triple {3547#(= 1 ~waterLevel~0)} assume true; {3547#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:06:18,987 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3547#(= 1 ~waterLevel~0)} {3542#true} #516#return; {3547#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:06:18,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:06:18,990 INFO L280 TraceCheckUtils]: 0: Hoare triple {3542#true} assume true; {3542#true} is VALID [2020-07-10 14:06:18,991 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3542#true} {3547#(= 1 ~waterLevel~0)} #426#return; {3547#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:06:18,992 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:06:19,001 INFO L280 TraceCheckUtils]: 0: Hoare triple {3542#true} assume true; {3542#true} is VALID [2020-07-10 14:06:19,002 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3542#true} {3547#(= 1 ~waterLevel~0)} #428#return; {3547#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:06:19,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:06:19,027 INFO L280 TraceCheckUtils]: 0: Hoare triple {3542#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {3573#(= 1 |valid_product_#res|)} is VALID [2020-07-10 14:06:19,028 INFO L280 TraceCheckUtils]: 1: Hoare triple {3573#(= 1 |valid_product_#res|)} assume true; {3573#(= 1 |valid_product_#res|)} is VALID [2020-07-10 14:06:19,029 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3573#(= 1 |valid_product_#res|)} {3547#(= 1 ~waterLevel~0)} #430#return; {3555#(= |main_#t~ret72| ~waterLevel~0)} is VALID [2020-07-10 14:06:19,030 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:06:19,034 INFO L280 TraceCheckUtils]: 0: Hoare triple {3542#true} assume true; {3542#true} is VALID [2020-07-10 14:06:19,035 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3542#true} {3557#(not (= 0 ~waterLevel~0))} #432#return; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-10 14:06:19,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:06:19,065 INFO L280 TraceCheckUtils]: 0: Hoare triple {3574#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3542#true} is VALID [2020-07-10 14:06:19,065 INFO L280 TraceCheckUtils]: 1: Hoare triple {3542#true} ~systemActive~0 := 0; {3542#true} is VALID [2020-07-10 14:06:19,066 INFO L280 TraceCheckUtils]: 2: Hoare triple {3542#true} assume true; {3542#true} is VALID [2020-07-10 14:06:19,066 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3542#true} {3557#(not (= 0 ~waterLevel~0))} #482#return; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-10 14:06:19,068 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:06:19,087 INFO L280 TraceCheckUtils]: 0: Hoare triple {3542#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {3575#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 14:06:19,087 INFO L280 TraceCheckUtils]: 1: Hoare triple {3575#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3575#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 14:06:19,088 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3575#(= |getWaterLevel_#res| ~waterLevel~0)} {3557#(not (= 0 ~waterLevel~0))} #420#return; {3567#(not (= |__utac_acc__Specification4_spec__1_#t~ret70| 0))} is VALID [2020-07-10 14:06:19,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:06:19,096 INFO L280 TraceCheckUtils]: 0: Hoare triple {3542#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {3542#true} is VALID [2020-07-10 14:06:19,097 INFO L280 TraceCheckUtils]: 1: Hoare triple {3542#true} assume true; {3542#true} is VALID [2020-07-10 14:06:19,097 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3542#true} {3543#false} #422#return; {3543#false} is VALID [2020-07-10 14:06:19,101 INFO L263 TraceCheckUtils]: 0: Hoare triple {3542#true} call ULTIMATE.init(); {3572#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~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~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-10 14:06:19,106 INFO L280 TraceCheckUtils]: 1: Hoare triple {3572#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~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~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.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~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {3547#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:06:19,107 INFO L280 TraceCheckUtils]: 2: Hoare triple {3547#(= 1 ~waterLevel~0)} assume true; {3547#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:06:19,107 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3547#(= 1 ~waterLevel~0)} {3542#true} #516#return; {3547#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:06:19,108 INFO L263 TraceCheckUtils]: 4: Hoare triple {3547#(= 1 ~waterLevel~0)} call #t~ret73 := main(); {3547#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:06:19,108 INFO L280 TraceCheckUtils]: 5: Hoare triple {3547#(= 1 ~waterLevel~0)} havoc ~retValue_acc~11;havoc ~tmp~8; {3547#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:06:19,109 INFO L263 TraceCheckUtils]: 6: Hoare triple {3547#(= 1 ~waterLevel~0)} call select_helpers(); {3542#true} is VALID [2020-07-10 14:06:19,109 INFO L280 TraceCheckUtils]: 7: Hoare triple {3542#true} assume true; {3542#true} is VALID [2020-07-10 14:06:19,110 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3542#true} {3547#(= 1 ~waterLevel~0)} #426#return; {3547#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:06:19,110 INFO L263 TraceCheckUtils]: 9: Hoare triple {3547#(= 1 ~waterLevel~0)} call select_features(); {3542#true} is VALID [2020-07-10 14:06:19,110 INFO L280 TraceCheckUtils]: 10: Hoare triple {3542#true} assume true; {3542#true} is VALID [2020-07-10 14:06:19,111 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3542#true} {3547#(= 1 ~waterLevel~0)} #428#return; {3547#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:06:19,112 INFO L263 TraceCheckUtils]: 12: Hoare triple {3547#(= 1 ~waterLevel~0)} call #t~ret72 := valid_product(); {3542#true} is VALID [2020-07-10 14:06:19,112 INFO L280 TraceCheckUtils]: 13: Hoare triple {3542#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {3573#(= 1 |valid_product_#res|)} is VALID [2020-07-10 14:06:19,113 INFO L280 TraceCheckUtils]: 14: Hoare triple {3573#(= 1 |valid_product_#res|)} assume true; {3573#(= 1 |valid_product_#res|)} is VALID [2020-07-10 14:06:19,114 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3573#(= 1 |valid_product_#res|)} {3547#(= 1 ~waterLevel~0)} #430#return; {3555#(= |main_#t~ret72| ~waterLevel~0)} is VALID [2020-07-10 14:06:19,115 INFO L280 TraceCheckUtils]: 16: Hoare triple {3555#(= |main_#t~ret72| ~waterLevel~0)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {3556#(= main_~tmp~8 ~waterLevel~0)} is VALID [2020-07-10 14:06:19,115 INFO L280 TraceCheckUtils]: 17: Hoare triple {3556#(= main_~tmp~8 ~waterLevel~0)} assume 0 != ~tmp~8; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-10 14:06:19,116 INFO L263 TraceCheckUtils]: 18: Hoare triple {3557#(not (= 0 ~waterLevel~0))} call setup(); {3542#true} is VALID [2020-07-10 14:06:19,116 INFO L280 TraceCheckUtils]: 19: Hoare triple {3542#true} assume true; {3542#true} is VALID [2020-07-10 14:06:19,116 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3542#true} {3557#(not (= 0 ~waterLevel~0))} #432#return; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-10 14:06:19,117 INFO L263 TraceCheckUtils]: 21: Hoare triple {3557#(not (= 0 ~waterLevel~0))} call runTest(); {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-10 14:06:19,117 INFO L263 TraceCheckUtils]: 22: Hoare triple {3557#(not (= 0 ~waterLevel~0))} call test(); {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-10 14:06:19,118 INFO L280 TraceCheckUtils]: 23: Hoare triple {3557#(not (= 0 ~waterLevel~0))} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-10 14:06:19,119 INFO L280 TraceCheckUtils]: 24: Hoare triple {3557#(not (= 0 ~waterLevel~0))} assume !false; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-10 14:06:19,119 INFO L280 TraceCheckUtils]: 25: Hoare triple {3557#(not (= 0 ~waterLevel~0))} assume ~splverifierCounter~0 < 4; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-10 14:06:19,120 INFO L280 TraceCheckUtils]: 26: Hoare triple {3557#(not (= 0 ~waterLevel~0))} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp~3 := #t~nondet46;havoc #t~nondet46; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-10 14:06:19,121 INFO L280 TraceCheckUtils]: 27: Hoare triple {3557#(not (= 0 ~waterLevel~0))} assume !(0 != ~tmp~3); {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-10 14:06:19,122 INFO L280 TraceCheckUtils]: 28: Hoare triple {3557#(not (= 0 ~waterLevel~0))} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___0~0 := #t~nondet47;havoc #t~nondet47; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-10 14:06:19,123 INFO L280 TraceCheckUtils]: 29: Hoare triple {3557#(not (= 0 ~waterLevel~0))} assume !(0 != ~tmp___0~0); {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-10 14:06:19,123 INFO L280 TraceCheckUtils]: 30: Hoare triple {3557#(not (= 0 ~waterLevel~0))} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___2~0 := #t~nondet48;havoc #t~nondet48; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-10 14:06:19,124 INFO L280 TraceCheckUtils]: 31: Hoare triple {3557#(not (= 0 ~waterLevel~0))} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet49 && #t~nondet49 <= 2147483647;~tmp___1~0 := #t~nondet49;havoc #t~nondet49; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-10 14:06:19,124 INFO L280 TraceCheckUtils]: 32: Hoare triple {3557#(not (= 0 ~waterLevel~0))} assume 0 != ~tmp___1~0; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-10 14:06:19,128 INFO L263 TraceCheckUtils]: 33: Hoare triple {3557#(not (= 0 ~waterLevel~0))} call stopSystem(); {3574#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-10 14:06:19,129 INFO L280 TraceCheckUtils]: 34: Hoare triple {3574#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3542#true} is VALID [2020-07-10 14:06:19,129 INFO L280 TraceCheckUtils]: 35: Hoare triple {3542#true} ~systemActive~0 := 0; {3542#true} is VALID [2020-07-10 14:06:19,129 INFO L280 TraceCheckUtils]: 36: Hoare triple {3542#true} assume true; {3542#true} is VALID [2020-07-10 14:06:19,131 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3542#true} {3557#(not (= 0 ~waterLevel~0))} #482#return; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-10 14:06:19,131 INFO L263 TraceCheckUtils]: 38: Hoare triple {3557#(not (= 0 ~waterLevel~0))} call timeShift(); {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-10 14:06:19,132 INFO L280 TraceCheckUtils]: 39: Hoare triple {3557#(not (= 0 ~waterLevel~0))} assume !(0 != ~pumpRunning~0); {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-10 14:06:19,132 INFO L280 TraceCheckUtils]: 40: Hoare triple {3557#(not (= 0 ~waterLevel~0))} assume !(0 != ~systemActive~0); {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-10 14:06:19,133 INFO L263 TraceCheckUtils]: 41: Hoare triple {3557#(not (= 0 ~waterLevel~0))} call __utac_acc__Specification4_spec__1(); {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-10 14:06:19,134 INFO L280 TraceCheckUtils]: 42: Hoare triple {3557#(not (= 0 ~waterLevel~0))} havoc ~tmp~7;havoc ~tmp___0~2; {3557#(not (= 0 ~waterLevel~0))} is VALID [2020-07-10 14:06:19,134 INFO L263 TraceCheckUtils]: 43: Hoare triple {3557#(not (= 0 ~waterLevel~0))} call #t~ret70 := getWaterLevel(); {3542#true} is VALID [2020-07-10 14:06:19,134 INFO L280 TraceCheckUtils]: 44: Hoare triple {3542#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {3575#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 14:06:19,135 INFO L280 TraceCheckUtils]: 45: Hoare triple {3575#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3575#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-10 14:06:19,136 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3575#(= |getWaterLevel_#res| ~waterLevel~0)} {3557#(not (= 0 ~waterLevel~0))} #420#return; {3567#(not (= |__utac_acc__Specification4_spec__1_#t~ret70| 0))} is VALID [2020-07-10 14:06:19,136 INFO L280 TraceCheckUtils]: 47: Hoare triple {3567#(not (= |__utac_acc__Specification4_spec__1_#t~ret70| 0))} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {3568#(not (= 0 __utac_acc__Specification4_spec__1_~tmp~7))} is VALID [2020-07-10 14:06:19,137 INFO L280 TraceCheckUtils]: 48: Hoare triple {3568#(not (= 0 __utac_acc__Specification4_spec__1_~tmp~7))} assume 0 == ~tmp~7; {3543#false} is VALID [2020-07-10 14:06:19,137 INFO L263 TraceCheckUtils]: 49: Hoare triple {3543#false} call #t~ret71 := isPumpRunning(); {3542#true} is VALID [2020-07-10 14:06:19,137 INFO L280 TraceCheckUtils]: 50: Hoare triple {3542#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {3542#true} is VALID [2020-07-10 14:06:19,138 INFO L280 TraceCheckUtils]: 51: Hoare triple {3542#true} assume true; {3542#true} is VALID [2020-07-10 14:06:19,138 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3542#true} {3543#false} #422#return; {3543#false} is VALID [2020-07-10 14:06:19,138 INFO L280 TraceCheckUtils]: 53: Hoare triple {3543#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {3543#false} is VALID [2020-07-10 14:06:19,138 INFO L280 TraceCheckUtils]: 54: Hoare triple {3543#false} assume 0 != ~tmp___0~2; {3543#false} is VALID [2020-07-10 14:06:19,139 INFO L263 TraceCheckUtils]: 55: Hoare triple {3543#false} call __automaton_fail(); {3543#false} is VALID [2020-07-10 14:06:19,139 INFO L280 TraceCheckUtils]: 56: Hoare triple {3543#false} assume !false; {3543#false} is VALID [2020-07-10 14:06:19,149 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 14:06:19,149 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1899981786] [2020-07-10 14:06:19,149 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:06:19,150 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [12] imperfect sequences [] total 12 [2020-07-10 14:06:19,150 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [371485231] [2020-07-10 14:06:19,151 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 57 [2020-07-10 14:06:19,151 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:06:19,151 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2020-07-10 14:06:19,221 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:06:19,221 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-10 14:06:19,221 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:06:19,222 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-10 14:06:19,222 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=109, Unknown=0, NotChecked=0, Total=132 [2020-07-10 14:06:19,222 INFO L87 Difference]: Start difference. First operand 256 states and 310 transitions. Second operand 12 states. [2020-07-10 14:06:20,301 WARN L193 SmtUtils]: Spent 211.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 14:06:21,401 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 14:06:21,879 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 14:06:22,225 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 14:06:24,908 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-10 14:06:30,944 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 14:06:32,741 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-10 14:06:34,399 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-10 14:06:34,777 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 189 [2020-07-10 14:06:35,394 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 14:06:37,005 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-10 14:06:38,373 WARN L193 SmtUtils]: Spent 232.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-10 14:06:39,446 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-10 14:06:51,063 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:06:51,063 INFO L93 Difference]: Finished difference Result 1027 states and 1368 transitions. [2020-07-10 14:06:51,063 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-07-10 14:06:51,063 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 57 [2020-07-10 14:06:51,064 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:06:51,064 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-10 14:06:51,078 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 627 transitions. [2020-07-10 14:06:51,078 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-10 14:06:51,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 21 states to 21 states and 627 transitions. [2020-07-10 14:06:51,093 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 21 states and 627 transitions. [2020-07-10 14:06:53,374 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 627 edges. 627 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:06:53,427 INFO L225 Difference]: With dead ends: 1027 [2020-07-10 14:06:53,428 INFO L226 Difference]: Without dead ends: 795 [2020-07-10 14:06:53,431 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 44 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 25 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 107 ImplicationChecksByTransitivity, 4.1s TimeCoverageRelationStatistics Valid=155, Invalid=547, Unknown=0, NotChecked=0, Total=702 [2020-07-10 14:06:53,432 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 795 states. [2020-07-10 14:07:00,716 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 795 to 694. [2020-07-10 14:07:00,716 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:07:00,717 INFO L82 GeneralOperation]: Start isEquivalent. First operand 795 states. Second operand 694 states. [2020-07-10 14:07:00,717 INFO L74 IsIncluded]: Start isIncluded. First operand 795 states. Second operand 694 states. [2020-07-10 14:07:00,717 INFO L87 Difference]: Start difference. First operand 795 states. Second operand 694 states. [2020-07-10 14:07:00,775 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:07:00,775 INFO L93 Difference]: Finished difference Result 795 states and 1041 transitions. [2020-07-10 14:07:00,775 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1041 transitions. [2020-07-10 14:07:00,779 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:07:00,779 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:07:00,779 INFO L74 IsIncluded]: Start isIncluded. First operand 694 states. Second operand 795 states. [2020-07-10 14:07:00,780 INFO L87 Difference]: Start difference. First operand 694 states. Second operand 795 states. [2020-07-10 14:07:00,838 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:07:00,839 INFO L93 Difference]: Finished difference Result 795 states and 1041 transitions. [2020-07-10 14:07:00,839 INFO L276 IsEmpty]: Start isEmpty. Operand 795 states and 1041 transitions. [2020-07-10 14:07:00,844 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:07:00,844 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:07:00,844 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:07:00,844 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:07:00,844 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 694 states. [2020-07-10 14:07:00,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 694 states to 694 states and 862 transitions. [2020-07-10 14:07:00,887 INFO L78 Accepts]: Start accepts. Automaton has 694 states and 862 transitions. Word has length 57 [2020-07-10 14:07:00,887 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:07:00,887 INFO L479 AbstractCegarLoop]: Abstraction has 694 states and 862 transitions. [2020-07-10 14:07:00,887 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-10 14:07:00,887 INFO L276 IsEmpty]: Start isEmpty. Operand 694 states and 862 transitions. [2020-07-10 14:07:00,889 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-07-10 14:07:00,889 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:07:00,890 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:07:00,890 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-10 14:07:00,890 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:07:00,890 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:07:00,890 INFO L82 PathProgramCache]: Analyzing trace with hash 2094502109, now seen corresponding path program 1 times [2020-07-10 14:07:00,891 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:07:00,891 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [954567548] [2020-07-10 14:07:00,891 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:07:00,912 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:07:01,191 WARN L193 SmtUtils]: Spent 192.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 14:07:01,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:07:01,293 INFO L280 TraceCheckUtils]: 0: Hoare triple {7642#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~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~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.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~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,294 INFO L280 TraceCheckUtils]: 1: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume true; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,297 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {7619#(= 0 ~pumpRunning~0)} {7614#true} #516#return; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,298 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:07:01,303 INFO L280 TraceCheckUtils]: 0: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-10 14:07:01,304 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {7614#true} {7619#(= 0 ~pumpRunning~0)} #426#return; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,305 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:07:01,310 INFO L280 TraceCheckUtils]: 0: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-10 14:07:01,310 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {7614#true} {7619#(= 0 ~pumpRunning~0)} #428#return; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:07:01,314 INFO L280 TraceCheckUtils]: 0: Hoare triple {7614#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {7614#true} is VALID [2020-07-10 14:07:01,315 INFO L280 TraceCheckUtils]: 1: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-10 14:07:01,316 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {7614#true} {7619#(= 0 ~pumpRunning~0)} #430#return; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,316 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:07:01,318 INFO L280 TraceCheckUtils]: 0: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-10 14:07:01,319 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {7614#true} {7619#(= 0 ~pumpRunning~0)} #432#return; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:07:01,337 INFO L280 TraceCheckUtils]: 0: Hoare triple {7643#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,338 INFO L280 TraceCheckUtils]: 1: Hoare triple {7619#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,338 INFO L280 TraceCheckUtils]: 2: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume true; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,339 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {7619#(= 0 ~pumpRunning~0)} {7619#(= 0 ~pumpRunning~0)} #482#return; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:07:01,356 INFO L280 TraceCheckUtils]: 0: Hoare triple {7644#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {7614#true} is VALID [2020-07-10 14:07:01,356 INFO L280 TraceCheckUtils]: 1: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-10 14:07:01,357 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {7614#true} {7615#false} #488#return; {7615#false} is VALID [2020-07-10 14:07:01,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:07:01,359 INFO L280 TraceCheckUtils]: 0: Hoare triple {7614#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {7614#true} is VALID [2020-07-10 14:07:01,360 INFO L280 TraceCheckUtils]: 1: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-10 14:07:01,360 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {7614#true} {7615#false} #420#return; {7615#false} is VALID [2020-07-10 14:07:01,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:07:01,363 INFO L280 TraceCheckUtils]: 0: Hoare triple {7614#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {7614#true} is VALID [2020-07-10 14:07:01,363 INFO L280 TraceCheckUtils]: 1: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-10 14:07:01,364 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {7614#true} {7615#false} #422#return; {7615#false} is VALID [2020-07-10 14:07:01,367 INFO L263 TraceCheckUtils]: 0: Hoare triple {7614#true} call ULTIMATE.init(); {7642#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~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~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-10 14:07:01,374 INFO L280 TraceCheckUtils]: 1: Hoare triple {7642#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~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~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.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~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,374 INFO L280 TraceCheckUtils]: 2: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume true; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,375 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {7619#(= 0 ~pumpRunning~0)} {7614#true} #516#return; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,375 INFO L263 TraceCheckUtils]: 4: Hoare triple {7619#(= 0 ~pumpRunning~0)} call #t~ret73 := main(); {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,378 INFO L280 TraceCheckUtils]: 5: Hoare triple {7619#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~11;havoc ~tmp~8; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,378 INFO L263 TraceCheckUtils]: 6: Hoare triple {7619#(= 0 ~pumpRunning~0)} call select_helpers(); {7614#true} is VALID [2020-07-10 14:07:01,378 INFO L280 TraceCheckUtils]: 7: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-10 14:07:01,379 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {7614#true} {7619#(= 0 ~pumpRunning~0)} #426#return; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,379 INFO L263 TraceCheckUtils]: 9: Hoare triple {7619#(= 0 ~pumpRunning~0)} call select_features(); {7614#true} is VALID [2020-07-10 14:07:01,379 INFO L280 TraceCheckUtils]: 10: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-10 14:07:01,379 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {7614#true} {7619#(= 0 ~pumpRunning~0)} #428#return; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,380 INFO L263 TraceCheckUtils]: 12: Hoare triple {7619#(= 0 ~pumpRunning~0)} call #t~ret72 := valid_product(); {7614#true} is VALID [2020-07-10 14:07:01,380 INFO L280 TraceCheckUtils]: 13: Hoare triple {7614#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {7614#true} is VALID [2020-07-10 14:07:01,380 INFO L280 TraceCheckUtils]: 14: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-10 14:07:01,380 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {7614#true} {7619#(= 0 ~pumpRunning~0)} #430#return; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,381 INFO L280 TraceCheckUtils]: 16: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,381 INFO L280 TraceCheckUtils]: 17: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~8; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,381 INFO L263 TraceCheckUtils]: 18: Hoare triple {7619#(= 0 ~pumpRunning~0)} call setup(); {7614#true} is VALID [2020-07-10 14:07:01,381 INFO L280 TraceCheckUtils]: 19: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-10 14:07:01,382 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {7614#true} {7619#(= 0 ~pumpRunning~0)} #432#return; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,382 INFO L263 TraceCheckUtils]: 21: Hoare triple {7619#(= 0 ~pumpRunning~0)} call runTest(); {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,383 INFO L263 TraceCheckUtils]: 22: Hoare triple {7619#(= 0 ~pumpRunning~0)} call test(); {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,385 INFO L280 TraceCheckUtils]: 23: Hoare triple {7619#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,386 INFO L280 TraceCheckUtils]: 24: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume !false; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,387 INFO L280 TraceCheckUtils]: 25: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,387 INFO L280 TraceCheckUtils]: 26: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp~3 := #t~nondet46;havoc #t~nondet46; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,388 INFO L280 TraceCheckUtils]: 27: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~3); {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,388 INFO L280 TraceCheckUtils]: 28: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___0~0 := #t~nondet47;havoc #t~nondet47; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,389 INFO L280 TraceCheckUtils]: 29: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___0~0); {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,389 INFO L280 TraceCheckUtils]: 30: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___2~0 := #t~nondet48;havoc #t~nondet48; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,389 INFO L280 TraceCheckUtils]: 31: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet49 && #t~nondet49 <= 2147483647;~tmp___1~0 := #t~nondet49;havoc #t~nondet49; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,390 INFO L280 TraceCheckUtils]: 32: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___1~0; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,390 INFO L263 TraceCheckUtils]: 33: Hoare triple {7619#(= 0 ~pumpRunning~0)} call stopSystem(); {7643#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-10 14:07:01,391 INFO L280 TraceCheckUtils]: 34: Hoare triple {7643#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,391 INFO L280 TraceCheckUtils]: 35: Hoare triple {7619#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,391 INFO L280 TraceCheckUtils]: 36: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume true; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,392 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {7619#(= 0 ~pumpRunning~0)} {7619#(= 0 ~pumpRunning~0)} #482#return; {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,392 INFO L263 TraceCheckUtils]: 38: Hoare triple {7619#(= 0 ~pumpRunning~0)} call timeShift(); {7619#(= 0 ~pumpRunning~0)} is VALID [2020-07-10 14:07:01,396 INFO L280 TraceCheckUtils]: 39: Hoare triple {7619#(= 0 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {7615#false} is VALID [2020-07-10 14:07:01,397 INFO L263 TraceCheckUtils]: 40: Hoare triple {7615#false} call lowerWaterLevel(); {7644#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-10 14:07:01,397 INFO L280 TraceCheckUtils]: 41: Hoare triple {7644#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {7614#true} is VALID [2020-07-10 14:07:01,397 INFO L280 TraceCheckUtils]: 42: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-10 14:07:01,397 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {7614#true} {7615#false} #488#return; {7615#false} is VALID [2020-07-10 14:07:01,397 INFO L280 TraceCheckUtils]: 44: Hoare triple {7615#false} assume !(0 != ~systemActive~0); {7615#false} is VALID [2020-07-10 14:07:01,397 INFO L263 TraceCheckUtils]: 45: Hoare triple {7615#false} call __utac_acc__Specification4_spec__1(); {7615#false} is VALID [2020-07-10 14:07:01,398 INFO L280 TraceCheckUtils]: 46: Hoare triple {7615#false} havoc ~tmp~7;havoc ~tmp___0~2; {7615#false} is VALID [2020-07-10 14:07:01,398 INFO L263 TraceCheckUtils]: 47: Hoare triple {7615#false} call #t~ret70 := getWaterLevel(); {7614#true} is VALID [2020-07-10 14:07:01,398 INFO L280 TraceCheckUtils]: 48: Hoare triple {7614#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {7614#true} is VALID [2020-07-10 14:07:01,398 INFO L280 TraceCheckUtils]: 49: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-10 14:07:01,398 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {7614#true} {7615#false} #420#return; {7615#false} is VALID [2020-07-10 14:07:01,398 INFO L280 TraceCheckUtils]: 51: Hoare triple {7615#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {7615#false} is VALID [2020-07-10 14:07:01,398 INFO L280 TraceCheckUtils]: 52: Hoare triple {7615#false} assume 0 == ~tmp~7; {7615#false} is VALID [2020-07-10 14:07:01,399 INFO L263 TraceCheckUtils]: 53: Hoare triple {7615#false} call #t~ret71 := isPumpRunning(); {7614#true} is VALID [2020-07-10 14:07:01,399 INFO L280 TraceCheckUtils]: 54: Hoare triple {7614#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {7614#true} is VALID [2020-07-10 14:07:01,399 INFO L280 TraceCheckUtils]: 55: Hoare triple {7614#true} assume true; {7614#true} is VALID [2020-07-10 14:07:01,399 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {7614#true} {7615#false} #422#return; {7615#false} is VALID [2020-07-10 14:07:01,399 INFO L280 TraceCheckUtils]: 57: Hoare triple {7615#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {7615#false} is VALID [2020-07-10 14:07:01,400 INFO L280 TraceCheckUtils]: 58: Hoare triple {7615#false} assume 0 != ~tmp___0~2; {7615#false} is VALID [2020-07-10 14:07:01,400 INFO L263 TraceCheckUtils]: 59: Hoare triple {7615#false} call __automaton_fail(); {7615#false} is VALID [2020-07-10 14:07:01,400 INFO L280 TraceCheckUtils]: 60: Hoare triple {7615#false} assume !false; {7615#false} is VALID [2020-07-10 14:07:01,407 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-10 14:07:01,407 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [954567548] [2020-07-10 14:07:01,407 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-10 14:07:01,407 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-10 14:07:01,408 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [801804521] [2020-07-10 14:07:01,408 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2020-07-10 14:07:01,408 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:07:01,409 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-10 14:07:01,492 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 61 edges. 61 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:07:01,493 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-10 14:07:01,493 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:07:01,508 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-10 14:07:01,509 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-10 14:07:01,509 INFO L87 Difference]: Start difference. First operand 694 states and 862 transitions. Second operand 6 states. [2020-07-10 14:07:02,135 WARN L193 SmtUtils]: Spent 209.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 14:07:11,817 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:07:11,817 INFO L93 Difference]: Finished difference Result 1115 states and 1437 transitions. [2020-07-10 14:07:11,817 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-10 14:07:11,818 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 61 [2020-07-10 14:07:11,818 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:07:11,819 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-10 14:07:11,824 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 309 transitions. [2020-07-10 14:07:11,824 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-10 14:07:11,828 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 309 transitions. [2020-07-10 14:07:11,829 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 309 transitions. [2020-07-10 14:07:12,591 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 309 edges. 309 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:07:12,610 INFO L225 Difference]: With dead ends: 1115 [2020-07-10 14:07:12,611 INFO L226 Difference]: Without dead ends: 445 [2020-07-10 14:07:12,613 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 30 GetRequests, 22 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2020-07-10 14:07:12,614 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 445 states. [2020-07-10 14:07:16,584 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 445 to 420. [2020-07-10 14:07:16,585 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:07:16,585 INFO L82 GeneralOperation]: Start isEquivalent. First operand 445 states. Second operand 420 states. [2020-07-10 14:07:16,585 INFO L74 IsIncluded]: Start isIncluded. First operand 445 states. Second operand 420 states. [2020-07-10 14:07:16,585 INFO L87 Difference]: Start difference. First operand 445 states. Second operand 420 states. [2020-07-10 14:07:16,602 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:07:16,602 INFO L93 Difference]: Finished difference Result 445 states and 518 transitions. [2020-07-10 14:07:16,602 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 518 transitions. [2020-07-10 14:07:16,604 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:07:16,604 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:07:16,604 INFO L74 IsIncluded]: Start isIncluded. First operand 420 states. Second operand 445 states. [2020-07-10 14:07:16,604 INFO L87 Difference]: Start difference. First operand 420 states. Second operand 445 states. [2020-07-10 14:07:16,621 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:07:16,621 INFO L93 Difference]: Finished difference Result 445 states and 518 transitions. [2020-07-10 14:07:16,621 INFO L276 IsEmpty]: Start isEmpty. Operand 445 states and 518 transitions. [2020-07-10 14:07:16,623 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:07:16,623 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:07:16,623 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:07:16,623 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:07:16,623 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 420 states. [2020-07-10 14:07:16,642 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 420 states and 479 transitions. [2020-07-10 14:07:16,643 INFO L78 Accepts]: Start accepts. Automaton has 420 states and 479 transitions. Word has length 61 [2020-07-10 14:07:16,643 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:07:16,643 INFO L479 AbstractCegarLoop]: Abstraction has 420 states and 479 transitions. [2020-07-10 14:07:16,644 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-10 14:07:16,644 INFO L276 IsEmpty]: Start isEmpty. Operand 420 states and 479 transitions. [2020-07-10 14:07:16,646 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2020-07-10 14:07:16,646 INFO L414 BasicCegarLoop]: Found error trace [2020-07-10 14:07:16,647 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-10 14:07:16,647 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-10 14:07:16,647 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-10 14:07:16,648 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-10 14:07:16,648 INFO L82 PathProgramCache]: Analyzing trace with hash 1427524119, now seen corresponding path program 1 times [2020-07-10 14:07:16,648 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-10 14:07:16,649 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [671248115] [2020-07-10 14:07:16,649 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-10 14:07:16,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:07:17,050 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 14:07:17,092 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:07:17,144 INFO L280 TraceCheckUtils]: 0: Hoare triple {10728#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~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~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.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~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,144 INFO L280 TraceCheckUtils]: 1: Hoare triple {10687#(= 1 ~waterLevel~0)} assume true; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,145 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {10687#(= 1 ~waterLevel~0)} {10682#true} #516#return; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,146 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:07:17,148 INFO L280 TraceCheckUtils]: 0: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-10 14:07:17,149 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {10682#true} {10687#(= 1 ~waterLevel~0)} #426#return; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,150 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:07:17,151 INFO L280 TraceCheckUtils]: 0: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-10 14:07:17,152 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {10682#true} {10687#(= 1 ~waterLevel~0)} #428#return; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:07:17,157 INFO L280 TraceCheckUtils]: 0: Hoare triple {10682#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {10682#true} is VALID [2020-07-10 14:07:17,158 INFO L280 TraceCheckUtils]: 1: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-10 14:07:17,159 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {10682#true} {10687#(= 1 ~waterLevel~0)} #430#return; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,159 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:07:17,163 INFO L280 TraceCheckUtils]: 0: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-10 14:07:17,164 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {10682#true} {10687#(= 1 ~waterLevel~0)} #432#return; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,174 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:07:17,198 INFO L280 TraceCheckUtils]: 0: Hoare triple {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {10730#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-10 14:07:17,198 INFO L280 TraceCheckUtils]: 1: Hoare triple {10730#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} assume true; {10730#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-10 14:07:17,199 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {10730#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} {10687#(= 1 ~waterLevel~0)} #478#return; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,215 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:07:17,219 INFO L280 TraceCheckUtils]: 0: Hoare triple {10731#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {10682#true} is VALID [2020-07-10 14:07:17,219 INFO L280 TraceCheckUtils]: 1: Hoare triple {10682#true} ~systemActive~0 := 0; {10682#true} is VALID [2020-07-10 14:07:17,219 INFO L280 TraceCheckUtils]: 2: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-10 14:07:17,220 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {10682#true} {10700#(<= 2 ~waterLevel~0)} #482#return; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,237 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:07:17,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:07:17,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:07:17,271 INFO L280 TraceCheckUtils]: 0: Hoare triple {10682#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {10682#true} is VALID [2020-07-10 14:07:17,271 INFO L280 TraceCheckUtils]: 1: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-10 14:07:17,271 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {10682#true} {10682#true} #420#return; {10682#true} is VALID [2020-07-10 14:07:17,272 INFO L280 TraceCheckUtils]: 0: Hoare triple {10682#true} havoc ~tmp~7;havoc ~tmp___0~2; {10682#true} is VALID [2020-07-10 14:07:17,272 INFO L263 TraceCheckUtils]: 1: Hoare triple {10682#true} call #t~ret70 := getWaterLevel(); {10682#true} is VALID [2020-07-10 14:07:17,272 INFO L280 TraceCheckUtils]: 2: Hoare triple {10682#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {10682#true} is VALID [2020-07-10 14:07:17,272 INFO L280 TraceCheckUtils]: 3: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-10 14:07:17,272 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {10682#true} {10682#true} #420#return; {10682#true} is VALID [2020-07-10 14:07:17,273 INFO L280 TraceCheckUtils]: 5: Hoare triple {10682#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {10682#true} is VALID [2020-07-10 14:07:17,273 INFO L280 TraceCheckUtils]: 6: Hoare triple {10682#true} assume !(0 == ~tmp~7); {10682#true} is VALID [2020-07-10 14:07:17,277 INFO L280 TraceCheckUtils]: 7: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-10 14:07:17,278 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {10682#true} {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} #492#return; {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-10 14:07:17,279 INFO L280 TraceCheckUtils]: 0: Hoare triple {10732#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|))} assume !(0 != ~pumpRunning~0); {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-10 14:07:17,280 INFO L280 TraceCheckUtils]: 1: Hoare triple {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume !(0 != ~systemActive~0); {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-10 14:07:17,280 INFO L263 TraceCheckUtils]: 2: Hoare triple {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} call __utac_acc__Specification4_spec__1(); {10682#true} is VALID [2020-07-10 14:07:17,281 INFO L280 TraceCheckUtils]: 3: Hoare triple {10682#true} havoc ~tmp~7;havoc ~tmp___0~2; {10682#true} is VALID [2020-07-10 14:07:17,281 INFO L263 TraceCheckUtils]: 4: Hoare triple {10682#true} call #t~ret70 := getWaterLevel(); {10682#true} is VALID [2020-07-10 14:07:17,281 INFO L280 TraceCheckUtils]: 5: Hoare triple {10682#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {10682#true} is VALID [2020-07-10 14:07:17,281 INFO L280 TraceCheckUtils]: 6: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-10 14:07:17,282 INFO L275 TraceCheckUtils]: 7: Hoare quadruple {10682#true} {10682#true} #420#return; {10682#true} is VALID [2020-07-10 14:07:17,282 INFO L280 TraceCheckUtils]: 8: Hoare triple {10682#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {10682#true} is VALID [2020-07-10 14:07:17,282 INFO L280 TraceCheckUtils]: 9: Hoare triple {10682#true} assume !(0 == ~tmp~7); {10682#true} is VALID [2020-07-10 14:07:17,282 INFO L280 TraceCheckUtils]: 10: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-10 14:07:17,283 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {10682#true} {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} #492#return; {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-10 14:07:17,284 INFO L280 TraceCheckUtils]: 12: Hoare triple {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume true; {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-10 14:07:17,284 INFO L275 TraceCheckUtils]: 13: Hoare quadruple {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} {10700#(<= 2 ~waterLevel~0)} #484#return; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,286 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:07:17,305 INFO L280 TraceCheckUtils]: 0: Hoare triple {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {10745#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-10 14:07:17,306 INFO L280 TraceCheckUtils]: 1: Hoare triple {10745#(<= |old(~waterLevel~0)| 1)} assume true; {10745#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-10 14:07:17,306 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {10745#(<= |old(~waterLevel~0)| 1)} {10700#(<= 2 ~waterLevel~0)} #478#return; {10683#false} is VALID [2020-07-10 14:07:17,307 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:07:17,311 INFO L280 TraceCheckUtils]: 0: Hoare triple {10682#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {10682#true} is VALID [2020-07-10 14:07:17,311 INFO L280 TraceCheckUtils]: 1: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-10 14:07:17,312 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {10682#true} {10683#false} #420#return; {10683#false} is VALID [2020-07-10 14:07:17,312 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:07:17,314 INFO L280 TraceCheckUtils]: 0: Hoare triple {10682#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {10682#true} is VALID [2020-07-10 14:07:17,315 INFO L280 TraceCheckUtils]: 1: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-10 14:07:17,315 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {10682#true} {10683#false} #422#return; {10683#false} is VALID [2020-07-10 14:07:17,320 INFO L263 TraceCheckUtils]: 0: Hoare triple {10682#true} call ULTIMATE.init(); {10728#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~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~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|))} is VALID [2020-07-10 14:07:17,325 INFO L280 TraceCheckUtils]: 1: Hoare triple {10728#(and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~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~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.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~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,326 INFO L280 TraceCheckUtils]: 2: Hoare triple {10687#(= 1 ~waterLevel~0)} assume true; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,327 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {10687#(= 1 ~waterLevel~0)} {10682#true} #516#return; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,328 INFO L263 TraceCheckUtils]: 4: Hoare triple {10687#(= 1 ~waterLevel~0)} call #t~ret73 := main(); {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,328 INFO L280 TraceCheckUtils]: 5: Hoare triple {10687#(= 1 ~waterLevel~0)} havoc ~retValue_acc~11;havoc ~tmp~8; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,328 INFO L263 TraceCheckUtils]: 6: Hoare triple {10687#(= 1 ~waterLevel~0)} call select_helpers(); {10682#true} is VALID [2020-07-10 14:07:17,329 INFO L280 TraceCheckUtils]: 7: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-10 14:07:17,331 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {10682#true} {10687#(= 1 ~waterLevel~0)} #426#return; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,331 INFO L263 TraceCheckUtils]: 9: Hoare triple {10687#(= 1 ~waterLevel~0)} call select_features(); {10682#true} is VALID [2020-07-10 14:07:17,331 INFO L280 TraceCheckUtils]: 10: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-10 14:07:17,332 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {10682#true} {10687#(= 1 ~waterLevel~0)} #428#return; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,332 INFO L263 TraceCheckUtils]: 12: Hoare triple {10687#(= 1 ~waterLevel~0)} call #t~ret72 := valid_product(); {10682#true} is VALID [2020-07-10 14:07:17,332 INFO L280 TraceCheckUtils]: 13: Hoare triple {10682#true} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {10682#true} is VALID [2020-07-10 14:07:17,333 INFO L280 TraceCheckUtils]: 14: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-10 14:07:17,333 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {10682#true} {10687#(= 1 ~waterLevel~0)} #430#return; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,334 INFO L280 TraceCheckUtils]: 16: Hoare triple {10687#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,335 INFO L280 TraceCheckUtils]: 17: Hoare triple {10687#(= 1 ~waterLevel~0)} assume 0 != ~tmp~8; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,335 INFO L263 TraceCheckUtils]: 18: Hoare triple {10687#(= 1 ~waterLevel~0)} call setup(); {10682#true} is VALID [2020-07-10 14:07:17,335 INFO L280 TraceCheckUtils]: 19: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-10 14:07:17,336 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {10682#true} {10687#(= 1 ~waterLevel~0)} #432#return; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,337 INFO L263 TraceCheckUtils]: 21: Hoare triple {10687#(= 1 ~waterLevel~0)} call runTest(); {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,337 INFO L263 TraceCheckUtils]: 22: Hoare triple {10687#(= 1 ~waterLevel~0)} call test(); {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,338 INFO L280 TraceCheckUtils]: 23: Hoare triple {10687#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,338 INFO L280 TraceCheckUtils]: 24: Hoare triple {10687#(= 1 ~waterLevel~0)} assume !false; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,339 INFO L280 TraceCheckUtils]: 25: Hoare triple {10687#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,340 INFO L280 TraceCheckUtils]: 26: Hoare triple {10687#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp~3 := #t~nondet46;havoc #t~nondet46; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,340 INFO L280 TraceCheckUtils]: 27: Hoare triple {10687#(= 1 ~waterLevel~0)} assume 0 != ~tmp~3; {10687#(= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,341 INFO L263 TraceCheckUtils]: 28: Hoare triple {10687#(= 1 ~waterLevel~0)} call waterRise(); {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-10 14:07:17,342 INFO L280 TraceCheckUtils]: 29: Hoare triple {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {10730#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-10 14:07:17,343 INFO L280 TraceCheckUtils]: 30: Hoare triple {10730#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} assume true; {10730#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-10 14:07:17,343 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {10730#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} {10687#(= 1 ~waterLevel~0)} #478#return; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,344 INFO L280 TraceCheckUtils]: 32: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___0~0 := #t~nondet47;havoc #t~nondet47; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,345 INFO L280 TraceCheckUtils]: 33: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume !(0 != ~tmp___0~0); {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,345 INFO L280 TraceCheckUtils]: 34: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___2~0 := #t~nondet48;havoc #t~nondet48; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,346 INFO L280 TraceCheckUtils]: 35: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet49 && #t~nondet49 <= 2147483647;~tmp___1~0 := #t~nondet49;havoc #t~nondet49; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,346 INFO L280 TraceCheckUtils]: 36: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume 0 != ~tmp___1~0; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,347 INFO L263 TraceCheckUtils]: 37: Hoare triple {10700#(<= 2 ~waterLevel~0)} call stopSystem(); {10731#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-10 14:07:17,347 INFO L280 TraceCheckUtils]: 38: Hoare triple {10731#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {10682#true} is VALID [2020-07-10 14:07:17,347 INFO L280 TraceCheckUtils]: 39: Hoare triple {10682#true} ~systemActive~0 := 0; {10682#true} is VALID [2020-07-10 14:07:17,348 INFO L280 TraceCheckUtils]: 40: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-10 14:07:17,348 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {10682#true} {10700#(<= 2 ~waterLevel~0)} #482#return; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,349 INFO L263 TraceCheckUtils]: 42: Hoare triple {10700#(<= 2 ~waterLevel~0)} call timeShift(); {10732#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|))} is VALID [2020-07-10 14:07:17,349 INFO L280 TraceCheckUtils]: 43: Hoare triple {10732#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= ~waterLevel~0 |old(~waterLevel~0)|))} assume !(0 != ~pumpRunning~0); {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-10 14:07:17,350 INFO L280 TraceCheckUtils]: 44: Hoare triple {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume !(0 != ~systemActive~0); {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-10 14:07:17,350 INFO L263 TraceCheckUtils]: 45: Hoare triple {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} call __utac_acc__Specification4_spec__1(); {10682#true} is VALID [2020-07-10 14:07:17,350 INFO L280 TraceCheckUtils]: 46: Hoare triple {10682#true} havoc ~tmp~7;havoc ~tmp___0~2; {10682#true} is VALID [2020-07-10 14:07:17,351 INFO L263 TraceCheckUtils]: 47: Hoare triple {10682#true} call #t~ret70 := getWaterLevel(); {10682#true} is VALID [2020-07-10 14:07:17,351 INFO L280 TraceCheckUtils]: 48: Hoare triple {10682#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {10682#true} is VALID [2020-07-10 14:07:17,351 INFO L280 TraceCheckUtils]: 49: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-10 14:07:17,351 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {10682#true} {10682#true} #420#return; {10682#true} is VALID [2020-07-10 14:07:17,352 INFO L280 TraceCheckUtils]: 51: Hoare triple {10682#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {10682#true} is VALID [2020-07-10 14:07:17,352 INFO L280 TraceCheckUtils]: 52: Hoare triple {10682#true} assume !(0 == ~tmp~7); {10682#true} is VALID [2020-07-10 14:07:17,352 INFO L280 TraceCheckUtils]: 53: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-10 14:07:17,354 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {10682#true} {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} #492#return; {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-10 14:07:17,354 INFO L280 TraceCheckUtils]: 55: Hoare triple {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume true; {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-10 14:07:17,355 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} {10700#(<= 2 ~waterLevel~0)} #484#return; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,356 INFO L280 TraceCheckUtils]: 57: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume !false; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,356 INFO L280 TraceCheckUtils]: 58: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,357 INFO L280 TraceCheckUtils]: 59: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp~3 := #t~nondet46;havoc #t~nondet46; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,358 INFO L280 TraceCheckUtils]: 60: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume 0 != ~tmp~3; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,358 INFO L263 TraceCheckUtils]: 61: Hoare triple {10700#(<= 2 ~waterLevel~0)} call waterRise(); {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-10 14:07:17,359 INFO L280 TraceCheckUtils]: 62: Hoare triple {10729#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {10745#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-10 14:07:17,360 INFO L280 TraceCheckUtils]: 63: Hoare triple {10745#(<= |old(~waterLevel~0)| 1)} assume true; {10745#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-10 14:07:17,361 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {10745#(<= |old(~waterLevel~0)| 1)} {10700#(<= 2 ~waterLevel~0)} #478#return; {10683#false} is VALID [2020-07-10 14:07:17,361 INFO L280 TraceCheckUtils]: 65: Hoare triple {10683#false} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___0~0 := #t~nondet47;havoc #t~nondet47; {10683#false} is VALID [2020-07-10 14:07:17,361 INFO L280 TraceCheckUtils]: 66: Hoare triple {10683#false} assume !(0 != ~tmp___0~0); {10683#false} is VALID [2020-07-10 14:07:17,362 INFO L280 TraceCheckUtils]: 67: Hoare triple {10683#false} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___2~0 := #t~nondet48;havoc #t~nondet48; {10683#false} is VALID [2020-07-10 14:07:17,362 INFO L280 TraceCheckUtils]: 68: Hoare triple {10683#false} assume 0 != ~tmp___2~0; {10683#false} is VALID [2020-07-10 14:07:17,362 INFO L263 TraceCheckUtils]: 69: Hoare triple {10683#false} call timeShift(); {10683#false} is VALID [2020-07-10 14:07:17,362 INFO L280 TraceCheckUtils]: 70: Hoare triple {10683#false} assume !(0 != ~pumpRunning~0); {10683#false} is VALID [2020-07-10 14:07:17,362 INFO L280 TraceCheckUtils]: 71: Hoare triple {10683#false} assume !(0 != ~systemActive~0); {10683#false} is VALID [2020-07-10 14:07:17,363 INFO L263 TraceCheckUtils]: 72: Hoare triple {10683#false} call __utac_acc__Specification4_spec__1(); {10683#false} is VALID [2020-07-10 14:07:17,363 INFO L280 TraceCheckUtils]: 73: Hoare triple {10683#false} havoc ~tmp~7;havoc ~tmp___0~2; {10683#false} is VALID [2020-07-10 14:07:17,363 INFO L263 TraceCheckUtils]: 74: Hoare triple {10683#false} call #t~ret70 := getWaterLevel(); {10682#true} is VALID [2020-07-10 14:07:17,363 INFO L280 TraceCheckUtils]: 75: Hoare triple {10682#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {10682#true} is VALID [2020-07-10 14:07:17,363 INFO L280 TraceCheckUtils]: 76: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-10 14:07:17,364 INFO L275 TraceCheckUtils]: 77: Hoare quadruple {10682#true} {10683#false} #420#return; {10683#false} is VALID [2020-07-10 14:07:17,364 INFO L280 TraceCheckUtils]: 78: Hoare triple {10683#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {10683#false} is VALID [2020-07-10 14:07:17,364 INFO L280 TraceCheckUtils]: 79: Hoare triple {10683#false} assume 0 == ~tmp~7; {10683#false} is VALID [2020-07-10 14:07:17,364 INFO L263 TraceCheckUtils]: 80: Hoare triple {10683#false} call #t~ret71 := isPumpRunning(); {10682#true} is VALID [2020-07-10 14:07:17,364 INFO L280 TraceCheckUtils]: 81: Hoare triple {10682#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {10682#true} is VALID [2020-07-10 14:07:17,365 INFO L280 TraceCheckUtils]: 82: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-10 14:07:17,365 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {10682#true} {10683#false} #422#return; {10683#false} is VALID [2020-07-10 14:07:17,365 INFO L280 TraceCheckUtils]: 84: Hoare triple {10683#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {10683#false} is VALID [2020-07-10 14:07:17,365 INFO L280 TraceCheckUtils]: 85: Hoare triple {10683#false} assume 0 != ~tmp___0~2; {10683#false} is VALID [2020-07-10 14:07:17,365 INFO L263 TraceCheckUtils]: 86: Hoare triple {10683#false} call __automaton_fail(); {10683#false} is VALID [2020-07-10 14:07:17,366 INFO L280 TraceCheckUtils]: 87: Hoare triple {10683#false} assume !false; {10683#false} is VALID [2020-07-10 14:07:17,378 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 12 proven. 7 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2020-07-10 14:07:17,378 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [671248115] [2020-07-10 14:07:17,379 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [927747978] [2020-07-10 14:07:17,379 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-07-10 14:07:17,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:07:17,582 INFO L264 TraceCheckSpWp]: Trace formula consists of 751 conjuncts, 15 conjunts are in the unsatisfiable core [2020-07-10 14:07:17,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-10 14:07:17,623 INFO L287 TraceCheckSpWp]: Computing forward predicates... [2020-07-10 14:07:17,884 INFO L263 TraceCheckUtils]: 0: Hoare triple {10682#true} call ULTIMATE.init(); {10682#true} is VALID [2020-07-10 14:07:17,891 INFO L280 TraceCheckUtils]: 1: Hoare triple {10682#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(30);call #t~string19.base, #t~string19.offset := #Ultimate.allocOnStack(9);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(21);call #t~string21.base, #t~string21.offset := #Ultimate.allocOnStack(30);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(9);call #t~string23.base, #t~string23.offset := #Ultimate.allocOnStack(21);call #t~string27.base, #t~string27.offset := #Ultimate.allocOnStack(30);call #t~string28.base, #t~string28.offset := #Ultimate.allocOnStack(9);call #t~string29.base, #t~string29.offset := #Ultimate.allocOnStack(25);call #t~string30.base, #t~string30.offset := #Ultimate.allocOnStack(30);call #t~string31.base, #t~string31.offset := #Ultimate.allocOnStack(9);call #t~string32.base, #t~string32.offset := #Ultimate.allocOnStack(25);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(13);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string38.base, #t~string38.offset, 1);call write~init~int(77, #t~string38.base, 1 + #t~string38.offset, 1);call write~init~int(101, #t~string38.base, 2 + #t~string38.offset, 1);call write~init~int(116, #t~string38.base, 3 + #t~string38.offset, 1);call write~init~int(104, #t~string38.base, 4 + #t~string38.offset, 1);call write~init~int(58, #t~string38.base, 5 + #t~string38.offset, 1);call write~init~int(0, #t~string38.base, 6 + #t~string38.offset, 1);call #t~string40.base, #t~string40.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string40.base, #t~string40.offset, 1);call write~init~int(82, #t~string40.base, 1 + #t~string40.offset, 1);call write~init~int(73, #t~string40.base, 2 + #t~string40.offset, 1);call write~init~int(84, #t~string40.base, 3 + #t~string40.offset, 1);call write~init~int(0, #t~string40.base, 4 + #t~string40.offset, 1);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string42.base, #t~string42.offset, 1);call write~init~int(75, #t~string42.base, 1 + #t~string42.offset, 1);call write~init~int(0, #t~string42.base, 2 + #t~string42.offset, 1);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string44.base, #t~string44.offset, 1);call write~init~int(0, #t~string44.base, 1 + #t~string44.offset, 1);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,892 INFO L280 TraceCheckUtils]: 2: Hoare triple {10752#(<= 1 ~waterLevel~0)} assume true; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,893 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {10752#(<= 1 ~waterLevel~0)} {10682#true} #516#return; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,894 INFO L263 TraceCheckUtils]: 4: Hoare triple {10752#(<= 1 ~waterLevel~0)} call #t~ret73 := main(); {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,894 INFO L280 TraceCheckUtils]: 5: Hoare triple {10752#(<= 1 ~waterLevel~0)} havoc ~retValue_acc~11;havoc ~tmp~8; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,895 INFO L263 TraceCheckUtils]: 6: Hoare triple {10752#(<= 1 ~waterLevel~0)} call select_helpers(); {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,900 INFO L280 TraceCheckUtils]: 7: Hoare triple {10752#(<= 1 ~waterLevel~0)} assume true; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,903 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {10752#(<= 1 ~waterLevel~0)} {10752#(<= 1 ~waterLevel~0)} #426#return; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,903 INFO L263 TraceCheckUtils]: 9: Hoare triple {10752#(<= 1 ~waterLevel~0)} call select_features(); {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,904 INFO L280 TraceCheckUtils]: 10: Hoare triple {10752#(<= 1 ~waterLevel~0)} assume true; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,905 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {10752#(<= 1 ~waterLevel~0)} {10752#(<= 1 ~waterLevel~0)} #428#return; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,905 INFO L263 TraceCheckUtils]: 12: Hoare triple {10752#(<= 1 ~waterLevel~0)} call #t~ret72 := valid_product(); {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,906 INFO L280 TraceCheckUtils]: 13: Hoare triple {10752#(<= 1 ~waterLevel~0)} havoc ~retValue_acc~7;~retValue_acc~7 := 1;#res := ~retValue_acc~7; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,906 INFO L280 TraceCheckUtils]: 14: Hoare triple {10752#(<= 1 ~waterLevel~0)} assume true; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,907 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {10752#(<= 1 ~waterLevel~0)} {10752#(<= 1 ~waterLevel~0)} #430#return; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,913 INFO L280 TraceCheckUtils]: 16: Hoare triple {10752#(<= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret72 && #t~ret72 <= 2147483647;~tmp~8 := #t~ret72;havoc #t~ret72; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,913 INFO L280 TraceCheckUtils]: 17: Hoare triple {10752#(<= 1 ~waterLevel~0)} assume 0 != ~tmp~8; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,914 INFO L263 TraceCheckUtils]: 18: Hoare triple {10752#(<= 1 ~waterLevel~0)} call setup(); {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,915 INFO L280 TraceCheckUtils]: 19: Hoare triple {10752#(<= 1 ~waterLevel~0)} assume true; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,915 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {10752#(<= 1 ~waterLevel~0)} {10752#(<= 1 ~waterLevel~0)} #432#return; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,916 INFO L263 TraceCheckUtils]: 21: Hoare triple {10752#(<= 1 ~waterLevel~0)} call runTest(); {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,916 INFO L263 TraceCheckUtils]: 22: Hoare triple {10752#(<= 1 ~waterLevel~0)} call test(); {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,917 INFO L280 TraceCheckUtils]: 23: Hoare triple {10752#(<= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~3;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,917 INFO L280 TraceCheckUtils]: 24: Hoare triple {10752#(<= 1 ~waterLevel~0)} assume !false; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,918 INFO L280 TraceCheckUtils]: 25: Hoare triple {10752#(<= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,918 INFO L280 TraceCheckUtils]: 26: Hoare triple {10752#(<= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp~3 := #t~nondet46;havoc #t~nondet46; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,919 INFO L280 TraceCheckUtils]: 27: Hoare triple {10752#(<= 1 ~waterLevel~0)} assume 0 != ~tmp~3; {10752#(<= 1 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,919 INFO L263 TraceCheckUtils]: 28: Hoare triple {10752#(<= 1 ~waterLevel~0)} call waterRise(); {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-10 14:07:17,920 INFO L280 TraceCheckUtils]: 29: Hoare triple {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {10730#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-10 14:07:17,921 INFO L280 TraceCheckUtils]: 30: Hoare triple {10730#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} assume true; {10730#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} is VALID [2020-07-10 14:07:17,922 INFO L275 TraceCheckUtils]: 31: Hoare quadruple {10730#(<= (+ |old(~waterLevel~0)| 1) ~waterLevel~0)} {10752#(<= 1 ~waterLevel~0)} #478#return; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,922 INFO L280 TraceCheckUtils]: 32: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___0~0 := #t~nondet47;havoc #t~nondet47; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,923 INFO L280 TraceCheckUtils]: 33: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume !(0 != ~tmp___0~0); {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,923 INFO L280 TraceCheckUtils]: 34: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___2~0 := #t~nondet48;havoc #t~nondet48; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,924 INFO L280 TraceCheckUtils]: 35: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet49 && #t~nondet49 <= 2147483647;~tmp___1~0 := #t~nondet49;havoc #t~nondet49; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,925 INFO L280 TraceCheckUtils]: 36: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume 0 != ~tmp___1~0; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,925 INFO L263 TraceCheckUtils]: 37: Hoare triple {10700#(<= 2 ~waterLevel~0)} call stopSystem(); {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,926 INFO L280 TraceCheckUtils]: 38: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,926 INFO L280 TraceCheckUtils]: 39: Hoare triple {10700#(<= 2 ~waterLevel~0)} ~systemActive~0 := 0; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,927 INFO L280 TraceCheckUtils]: 40: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume true; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,928 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {10700#(<= 2 ~waterLevel~0)} {10700#(<= 2 ~waterLevel~0)} #482#return; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,928 INFO L263 TraceCheckUtils]: 42: Hoare triple {10700#(<= 2 ~waterLevel~0)} call timeShift(); {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-10 14:07:17,929 INFO L280 TraceCheckUtils]: 43: Hoare triple {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-10 14:07:17,930 INFO L280 TraceCheckUtils]: 44: Hoare triple {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume !(0 != ~systemActive~0); {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-10 14:07:17,930 INFO L263 TraceCheckUtils]: 45: Hoare triple {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} call __utac_acc__Specification4_spec__1(); {10682#true} is VALID [2020-07-10 14:07:17,930 INFO L280 TraceCheckUtils]: 46: Hoare triple {10682#true} havoc ~tmp~7;havoc ~tmp___0~2; {10682#true} is VALID [2020-07-10 14:07:17,930 INFO L263 TraceCheckUtils]: 47: Hoare triple {10682#true} call #t~ret70 := getWaterLevel(); {10682#true} is VALID [2020-07-10 14:07:17,930 INFO L280 TraceCheckUtils]: 48: Hoare triple {10682#true} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {10682#true} is VALID [2020-07-10 14:07:17,931 INFO L280 TraceCheckUtils]: 49: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-10 14:07:17,931 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {10682#true} {10682#true} #420#return; {10682#true} is VALID [2020-07-10 14:07:17,931 INFO L280 TraceCheckUtils]: 51: Hoare triple {10682#true} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {10682#true} is VALID [2020-07-10 14:07:17,931 INFO L280 TraceCheckUtils]: 52: Hoare triple {10682#true} assume !(0 == ~tmp~7); {10682#true} is VALID [2020-07-10 14:07:17,932 INFO L280 TraceCheckUtils]: 53: Hoare triple {10682#true} assume true; {10682#true} is VALID [2020-07-10 14:07:17,932 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {10682#true} {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} #492#return; {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-10 14:07:17,933 INFO L280 TraceCheckUtils]: 55: Hoare triple {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume true; {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-10 14:07:17,934 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} {10700#(<= 2 ~waterLevel~0)} #484#return; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,934 INFO L280 TraceCheckUtils]: 57: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume !false; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,935 INFO L280 TraceCheckUtils]: 58: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,935 INFO L280 TraceCheckUtils]: 59: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume -2147483648 <= #t~nondet46 && #t~nondet46 <= 2147483647;~tmp~3 := #t~nondet46;havoc #t~nondet46; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,936 INFO L280 TraceCheckUtils]: 60: Hoare triple {10700#(<= 2 ~waterLevel~0)} assume 0 != ~tmp~3; {10700#(<= 2 ~waterLevel~0)} is VALID [2020-07-10 14:07:17,937 INFO L263 TraceCheckUtils]: 61: Hoare triple {10700#(<= 2 ~waterLevel~0)} call waterRise(); {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} is VALID [2020-07-10 14:07:17,937 INFO L280 TraceCheckUtils]: 62: Hoare triple {10834#(<= |old(~waterLevel~0)| ~waterLevel~0)} assume ~waterLevel~0 < 2;~waterLevel~0 := 1 + ~waterLevel~0; {10745#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-10 14:07:17,938 INFO L280 TraceCheckUtils]: 63: Hoare triple {10745#(<= |old(~waterLevel~0)| 1)} assume true; {10745#(<= |old(~waterLevel~0)| 1)} is VALID [2020-07-10 14:07:17,939 INFO L275 TraceCheckUtils]: 64: Hoare quadruple {10745#(<= |old(~waterLevel~0)| 1)} {10700#(<= 2 ~waterLevel~0)} #478#return; {10683#false} is VALID [2020-07-10 14:07:17,939 INFO L280 TraceCheckUtils]: 65: Hoare triple {10683#false} assume -2147483648 <= #t~nondet47 && #t~nondet47 <= 2147483647;~tmp___0~0 := #t~nondet47;havoc #t~nondet47; {10683#false} is VALID [2020-07-10 14:07:17,939 INFO L280 TraceCheckUtils]: 66: Hoare triple {10683#false} assume !(0 != ~tmp___0~0); {10683#false} is VALID [2020-07-10 14:07:17,939 INFO L280 TraceCheckUtils]: 67: Hoare triple {10683#false} assume -2147483648 <= #t~nondet48 && #t~nondet48 <= 2147483647;~tmp___2~0 := #t~nondet48;havoc #t~nondet48; {10683#false} is VALID [2020-07-10 14:07:17,940 INFO L280 TraceCheckUtils]: 68: Hoare triple {10683#false} assume 0 != ~tmp___2~0; {10683#false} is VALID [2020-07-10 14:07:17,940 INFO L263 TraceCheckUtils]: 69: Hoare triple {10683#false} call timeShift(); {10683#false} is VALID [2020-07-10 14:07:17,940 INFO L280 TraceCheckUtils]: 70: Hoare triple {10683#false} assume !(0 != ~pumpRunning~0); {10683#false} is VALID [2020-07-10 14:07:17,940 INFO L280 TraceCheckUtils]: 71: Hoare triple {10683#false} assume !(0 != ~systemActive~0); {10683#false} is VALID [2020-07-10 14:07:17,940 INFO L263 TraceCheckUtils]: 72: Hoare triple {10683#false} call __utac_acc__Specification4_spec__1(); {10683#false} is VALID [2020-07-10 14:07:17,941 INFO L280 TraceCheckUtils]: 73: Hoare triple {10683#false} havoc ~tmp~7;havoc ~tmp___0~2; {10683#false} is VALID [2020-07-10 14:07:17,941 INFO L263 TraceCheckUtils]: 74: Hoare triple {10683#false} call #t~ret70 := getWaterLevel(); {10683#false} is VALID [2020-07-10 14:07:17,941 INFO L280 TraceCheckUtils]: 75: Hoare triple {10683#false} havoc ~retValue_acc~4;~retValue_acc~4 := ~waterLevel~0;#res := ~retValue_acc~4; {10683#false} is VALID [2020-07-10 14:07:17,941 INFO L280 TraceCheckUtils]: 76: Hoare triple {10683#false} assume true; {10683#false} is VALID [2020-07-10 14:07:17,941 INFO L275 TraceCheckUtils]: 77: Hoare quadruple {10683#false} {10683#false} #420#return; {10683#false} is VALID [2020-07-10 14:07:17,941 INFO L280 TraceCheckUtils]: 78: Hoare triple {10683#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp~7 := #t~ret70;havoc #t~ret70; {10683#false} is VALID [2020-07-10 14:07:17,942 INFO L280 TraceCheckUtils]: 79: Hoare triple {10683#false} assume 0 == ~tmp~7; {10683#false} is VALID [2020-07-10 14:07:17,942 INFO L263 TraceCheckUtils]: 80: Hoare triple {10683#false} call #t~ret71 := isPumpRunning(); {10683#false} is VALID [2020-07-10 14:07:17,942 INFO L280 TraceCheckUtils]: 81: Hoare triple {10683#false} havoc ~retValue_acc~9;~retValue_acc~9 := ~pumpRunning~0;#res := ~retValue_acc~9; {10683#false} is VALID [2020-07-10 14:07:17,942 INFO L280 TraceCheckUtils]: 82: Hoare triple {10683#false} assume true; {10683#false} is VALID [2020-07-10 14:07:17,942 INFO L275 TraceCheckUtils]: 83: Hoare quadruple {10683#false} {10683#false} #422#return; {10683#false} is VALID [2020-07-10 14:07:17,943 INFO L280 TraceCheckUtils]: 84: Hoare triple {10683#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___0~2 := #t~ret71;havoc #t~ret71; {10683#false} is VALID [2020-07-10 14:07:17,943 INFO L280 TraceCheckUtils]: 85: Hoare triple {10683#false} assume 0 != ~tmp___0~2; {10683#false} is VALID [2020-07-10 14:07:17,943 INFO L263 TraceCheckUtils]: 86: Hoare triple {10683#false} call __automaton_fail(); {10683#false} is VALID [2020-07-10 14:07:17,943 INFO L280 TraceCheckUtils]: 87: Hoare triple {10683#false} assume !false; {10683#false} is VALID [2020-07-10 14:07:17,951 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 20 proven. 2 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-10 14:07:17,953 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-10 14:07:17,953 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 12 [2020-07-10 14:07:17,953 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1508951571] [2020-07-10 14:07:17,954 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 88 [2020-07-10 14:07:17,957 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-10 14:07:17,958 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2020-07-10 14:07:18,141 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 139 edges. 139 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:07:18,141 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-10 14:07:18,141 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-10 14:07:18,141 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-10 14:07:18,142 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=101, Unknown=0, NotChecked=0, Total=132 [2020-07-10 14:07:18,142 INFO L87 Difference]: Start difference. First operand 420 states and 479 transitions. Second operand 12 states. [2020-07-10 14:07:19,173 WARN L193 SmtUtils]: Spent 430.00 ms on a formula simplification. DAG size of input: 187 DAG size of output: 186 [2020-07-10 14:07:22,211 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-10 14:07:30,042 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:07:30,043 INFO L93 Difference]: Finished difference Result 562 states and 654 transitions. [2020-07-10 14:07:30,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-10 14:07:30,043 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 88 [2020-07-10 14:07:30,043 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-10 14:07:30,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-10 14:07:30,048 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 269 transitions. [2020-07-10 14:07:30,049 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-10 14:07:30,052 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 269 transitions. [2020-07-10 14:07:30,052 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 269 transitions. [2020-07-10 14:07:30,851 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 269 edges. 269 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-10 14:07:30,852 INFO L225 Difference]: With dead ends: 562 [2020-07-10 14:07:30,852 INFO L226 Difference]: Without dead ends: 0 [2020-07-10 14:07:30,857 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 131 GetRequests, 112 SyntacticMatches, 1 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 43 ImplicationChecksByTransitivity, 1.3s TimeCoverageRelationStatistics Valid=104, Invalid=276, Unknown=0, NotChecked=0, Total=380 [2020-07-10 14:07:30,857 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-10 14:07:30,857 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-10 14:07:30,858 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-10 14:07:30,858 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-10 14:07:30,858 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-10 14:07:30,858 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-10 14:07:30,858 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:07:30,858 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-10 14:07:30,858 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-10 14:07:30,859 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:07:30,859 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:07:30,859 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-10 14:07:30,859 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-10 14:07:30,859 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-10 14:07:30,859 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-10 14:07:30,859 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-10 14:07:30,859 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:07:30,859 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-10 14:07:30,859 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-10 14:07:30,860 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-10 14:07:30,860 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-10 14:07:30,860 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-10 14:07:30,860 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 88 [2020-07-10 14:07:30,860 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-10 14:07:30,860 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-10 14:07:30,860 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-10 14:07:30,860 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-10 14:07:30,860 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-10 14:07:31,069 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2020-07-10 14:07:31,073 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-10 14:07:33,177 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 251 DAG size of output: 21 [2020-07-10 14:07:35,074 WARN L193 SmtUtils]: Spent 627.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2020-07-10 14:07:35,499 WARN L193 SmtUtils]: Spent 408.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-10 14:07:35,761 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 146 DAG size of output: 1 [2020-07-10 14:07:36,546 WARN L193 SmtUtils]: Spent 621.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2020-07-10 14:07:37,220 WARN L193 SmtUtils]: Spent 624.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2020-07-10 14:07:37,825 WARN L193 SmtUtils]: Spent 528.00 ms on a formula simplification. DAG size of input: 156 DAG size of output: 19 [2020-07-10 14:07:38,070 WARN L193 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-07-10 14:07:38,466 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2020-07-10 14:07:38,685 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-10 14:07:39,085 WARN L193 SmtUtils]: Spent 382.00 ms on a formula simplification. DAG size of input: 145 DAG size of output: 24 [2020-07-10 14:07:39,340 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-07-10 14:07:40,084 WARN L193 SmtUtils]: Spent 675.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 21 [2020-07-10 14:07:40,749 WARN L193 SmtUtils]: Spent 622.00 ms on a formula simplification. DAG size of input: 148 DAG size of output: 18 [2020-07-10 14:07:40,869 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-07-10 14:07:41,606 WARN L193 SmtUtils]: Spent 664.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 17 [2020-07-10 14:07:41,728 WARN L193 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-07-10 14:07:42,534 WARN L193 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 157 DAG size of output: 16 [2020-07-10 14:07:42,792 WARN L193 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 150 DAG size of output: 1 [2020-07-10 14:07:43,652 WARN L193 SmtUtils]: Spent 574.00 ms on a formula simplification. DAG size of input: 154 DAG size of output: 22 [2020-07-10 14:07:44,117 WARN L193 SmtUtils]: Spent 401.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-10 14:07:44,572 WARN L193 SmtUtils]: Spent 387.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-10 14:07:45,085 WARN L193 SmtUtils]: Spent 393.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-10 14:07:45,317 WARN L193 SmtUtils]: Spent 108.00 ms on a formula simplification. DAG size of input: 132 DAG size of output: 1 [2020-07-10 14:07:45,755 WARN L193 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-10 14:07:46,180 WARN L193 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 142 DAG size of output: 22 [2020-07-10 14:07:46,777 WARN L193 SmtUtils]: Spent 488.00 ms on a formula simplification. DAG size of input: 152 DAG size of output: 20 [2020-07-10 14:07:46,837 INFO L268 CegarLoopResult]: For program point L127(line 127) no Hoare annotation was computed. [2020-07-10 14:07:46,838 INFO L268 CegarLoopResult]: For program point L126-2(lines 126 147) no Hoare annotation was computed. [2020-07-10 14:07:46,838 INFO L268 CegarLoopResult]: For program point L148(lines 125 149) no Hoare annotation was computed. [2020-07-10 14:07:46,838 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeFINAL(lines 101 156) no Hoare annotation was computed. [2020-07-10 14:07:46,838 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeEXIT(lines 101 156) no Hoare annotation was computed. [2020-07-10 14:07:46,838 INFO L268 CegarLoopResult]: For program point L132(lines 132 136) no Hoare annotation was computed. [2020-07-10 14:07:46,838 INFO L268 CegarLoopResult]: For program point L132-1(lines 132 136) no Hoare annotation was computed. [2020-07-10 14:07:46,838 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_freeENTRY(lines 101 156) no Hoare annotation was computed. [2020-07-10 14:07:46,839 INFO L268 CegarLoopResult]: For program point L189(lines 189 193) no Hoare annotation was computed. [2020-07-10 14:07:46,839 INFO L268 CegarLoopResult]: For program point L189-1(lines 189 193) no Hoare annotation was computed. [2020-07-10 14:07:46,839 INFO L268 CegarLoopResult]: For program point L184(line 184) no Hoare annotation was computed. [2020-07-10 14:07:46,839 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetFINAL(lines 157 216) no Hoare annotation was computed. [2020-07-10 14:07:46,839 INFO L268 CegarLoopResult]: For program point L183-2(lines 183 208) no Hoare annotation was computed. [2020-07-10 14:07:46,839 INFO L268 CegarLoopResult]: For program point L209(lines 182 210) no Hoare annotation was computed. [2020-07-10 14:07:46,839 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetENTRY(lines 157 216) no Hoare annotation was computed. [2020-07-10 14:07:46,840 INFO L268 CegarLoopResult]: For program point L202(line 202) no Hoare annotation was computed. [2020-07-10 14:07:46,840 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_resetEXIT(lines 157 216) no Hoare annotation was computed. [2020-07-10 14:07:46,840 INFO L268 CegarLoopResult]: For program point L202-1(line 202) no Hoare annotation was computed. [2020-07-10 14:07:46,840 INFO L271 CegarLoopResult]: At program point select_helpersFINAL(lines 532 538) the Hoare annotation is: true [2020-07-10 14:07:46,840 INFO L268 CegarLoopResult]: For program point select_helpersEXIT(lines 532 538) no Hoare annotation was computed. [2020-07-10 14:07:46,840 INFO L268 CegarLoopResult]: For program point valid_productEXIT(lines 539 547) no Hoare annotation was computed. [2020-07-10 14:07:46,840 INFO L271 CegarLoopResult]: At program point valid_productENTRY(lines 539 547) the Hoare annotation is: true [2020-07-10 14:07:46,840 INFO L268 CegarLoopResult]: For program point valid_productFINAL(lines 539 547) no Hoare annotation was computed. [2020-07-10 14:07:46,841 INFO L264 CegarLoopResult]: At program point L831(line 831) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or (not (<= 2 ~waterLevel~0)) .cse0) (or (not (= 1 ~waterLevel~0)) .cse0))) [2020-07-10 14:07:46,841 INFO L271 CegarLoopResult]: At program point __utac_acc__Specification4_spec__1ENTRY(lines 817 841) the Hoare annotation is: true [2020-07-10 14:07:46,841 INFO L268 CegarLoopResult]: For program point L829(lines 829 835) no Hoare annotation was computed. [2020-07-10 14:07:46,841 INFO L264 CegarLoopResult]: At program point L827(line 827) the Hoare annotation is: (let ((.cse0 (not (= 0 ~pumpRunning~0)))) (and (or (not (<= 2 ~waterLevel~0)) .cse0) (or (not (= 1 ~waterLevel~0)) .cse0))) [2020-07-10 14:07:46,841 INFO L268 CegarLoopResult]: For program point L827-1(line 827) no Hoare annotation was computed. [2020-07-10 14:07:46,841 INFO L268 CegarLoopResult]: For program point L825(lines 825 838) no Hoare annotation was computed. [2020-07-10 14:07:46,841 INFO L268 CegarLoopResult]: For program point L825-1(lines 817 841) no Hoare annotation was computed. [2020-07-10 14:07:46,841 INFO L271 CegarLoopResult]: At program point L823(line 823) the Hoare annotation is: true [2020-07-10 14:07:46,841 INFO L268 CegarLoopResult]: For program point L823-1(line 823) no Hoare annotation was computed. [2020-07-10 14:07:46,842 INFO L268 CegarLoopResult]: For program point __utac_acc__Specification4_spec__1EXIT(lines 817 841) no Hoare annotation was computed. [2020-07-10 14:07:46,842 INFO L264 CegarLoopResult]: At program point L927(line 927) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= main_~tmp~8 ~waterLevel~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-10 14:07:46,842 INFO L264 CegarLoopResult]: At program point L927-1(line 927) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= main_~tmp~8 ~waterLevel~0) (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-10 14:07:46,842 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 915 937) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-10 14:07:46,842 INFO L268 CegarLoopResult]: For program point L925(lines 925 932) no Hoare annotation was computed. [2020-07-10 14:07:46,842 INFO L268 CegarLoopResult]: For program point L925-1(lines 925 932) no Hoare annotation was computed. [2020-07-10 14:07:46,842 INFO L268 CegarLoopResult]: For program point L923(line 923) no Hoare annotation was computed. [2020-07-10 14:07:46,843 INFO L264 CegarLoopResult]: At program point L922(line 922) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-10 14:07:46,843 INFO L264 CegarLoopResult]: At program point L921(line 921) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-10 14:07:46,843 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 915 937) no Hoare annotation was computed. [2020-07-10 14:07:46,843 INFO L264 CegarLoopResult]: At program point L921-1(line 921) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-10 14:07:46,843 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 915 937) no Hoare annotation was computed. [2020-07-10 14:07:46,843 INFO L268 CegarLoopResult]: For program point Specification2EXIT(lines 874 897) no Hoare annotation was computed. [2020-07-10 14:07:46,843 INFO L268 CegarLoopResult]: For program point Specification2ENTRY(lines 874 897) no Hoare annotation was computed. [2020-07-10 14:07:46,843 INFO L268 CegarLoopResult]: For program point L892(line 892) no Hoare annotation was computed. [2020-07-10 14:07:46,844 INFO L268 CegarLoopResult]: For program point Specification2FINAL(lines 874 897) no Hoare annotation was computed. [2020-07-10 14:07:46,844 INFO L268 CegarLoopResult]: For program point L891(line 891) no Hoare annotation was computed. [2020-07-10 14:07:46,844 INFO L268 CegarLoopResult]: For program point L890(line 890) no Hoare annotation was computed. [2020-07-10 14:07:46,844 INFO L268 CegarLoopResult]: For program point L889(line 889) no Hoare annotation was computed. [2020-07-10 14:07:46,844 INFO L268 CegarLoopResult]: For program point L888(line 888) no Hoare annotation was computed. [2020-07-10 14:07:46,844 INFO L268 CegarLoopResult]: For program point L887(line 887) no Hoare annotation was computed. [2020-07-10 14:07:46,844 INFO L268 CegarLoopResult]: For program point L886(line 886) no Hoare annotation was computed. [2020-07-10 14:07:46,844 INFO L268 CegarLoopResult]: For program point L885(line 885) no Hoare annotation was computed. [2020-07-10 14:07:46,844 INFO L268 CegarLoopResult]: For program point L884(line 884) no Hoare annotation was computed. [2020-07-10 14:07:46,844 INFO L268 CegarLoopResult]: For program point L883(line 883) no Hoare annotation was computed. [2020-07-10 14:07:46,844 INFO L268 CegarLoopResult]: For program point L882(line 882) no Hoare annotation was computed. [2020-07-10 14:07:46,844 INFO L268 CegarLoopResult]: For program point L881(line 881) no Hoare annotation was computed. [2020-07-10 14:07:46,844 INFO L268 CegarLoopResult]: For program point L880(line 880) no Hoare annotation was computed. [2020-07-10 14:07:46,844 INFO L268 CegarLoopResult]: For program point L879(line 879) no Hoare annotation was computed. [2020-07-10 14:07:46,845 INFO L268 CegarLoopResult]: For program point stopSystemEXIT(lines 801 815) no Hoare annotation was computed. [2020-07-10 14:07:46,845 INFO L264 CegarLoopResult]: At program point L807(line 807) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or (not (= 1 ~waterLevel~0)) .cse0) (or .cse0 (not (<= 2 ~waterLevel~0))))) [2020-07-10 14:07:46,845 INFO L264 CegarLoopResult]: At program point stopSystemENTRY(lines 801 815) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (and (= |old(~systemActive~0)| ~systemActive~0) (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1))) [2020-07-10 14:07:46,845 INFO L268 CegarLoopResult]: For program point L805(lines 805 811) no Hoare annotation was computed. [2020-07-10 14:07:46,845 INFO L268 CegarLoopResult]: For program point stopSystemFINAL(lines 801 815) no Hoare annotation was computed. [2020-07-10 14:07:46,845 INFO L268 CegarLoopResult]: For program point isPumpRunningEXIT(lines 737 745) no Hoare annotation was computed. [2020-07-10 14:07:46,845 INFO L271 CegarLoopResult]: At program point isPumpRunningENTRY(lines 737 745) the Hoare annotation is: true [2020-07-10 14:07:46,845 INFO L268 CegarLoopResult]: For program point isPumpRunningFINAL(lines 737 745) no Hoare annotation was computed. [2020-07-10 14:07:46,846 INFO L271 CegarLoopResult]: At program point isLowWaterLevelENTRY(lines 782 800) the Hoare annotation is: true [2020-07-10 14:07:46,846 INFO L268 CegarLoopResult]: For program point L791(lines 791 795) no Hoare annotation was computed. [2020-07-10 14:07:46,846 INFO L268 CegarLoopResult]: For program point isLowWaterLevelEXIT(lines 782 800) no Hoare annotation was computed. [2020-07-10 14:07:46,846 INFO L271 CegarLoopResult]: At program point L789(line 789) the Hoare annotation is: true [2020-07-10 14:07:46,846 INFO L268 CegarLoopResult]: For program point L791-2(lines 791 795) no Hoare annotation was computed. [2020-07-10 14:07:46,846 INFO L268 CegarLoopResult]: For program point L789-1(line 789) no Hoare annotation was computed. [2020-07-10 14:07:46,846 INFO L268 CegarLoopResult]: For program point isLowWaterLevelFINAL(lines 782 800) no Hoare annotation was computed. [2020-07-10 14:07:46,846 INFO L268 CegarLoopResult]: For program point L765(lines 765 773) no Hoare annotation was computed. [2020-07-10 14:07:46,846 INFO L268 CegarLoopResult]: For program point L765-2(lines 765 773) no Hoare annotation was computed. [2020-07-10 14:07:46,846 INFO L268 CegarLoopResult]: For program point L753(lines 753 761) no Hoare annotation was computed. [2020-07-10 14:07:46,847 INFO L268 CegarLoopResult]: For program point L753-2(lines 753 761) no Hoare annotation was computed. [2020-07-10 14:07:46,847 INFO L268 CegarLoopResult]: For program point printPumpFINAL(lines 746 781) no Hoare annotation was computed. [2020-07-10 14:07:46,847 INFO L268 CegarLoopResult]: For program point L776(line 776) no Hoare annotation was computed. [2020-07-10 14:07:46,847 INFO L268 CegarLoopResult]: For program point L776-1(line 776) no Hoare annotation was computed. [2020-07-10 14:07:46,847 INFO L268 CegarLoopResult]: For program point printPumpENTRY(lines 746 781) no Hoare annotation was computed. [2020-07-10 14:07:46,847 INFO L268 CegarLoopResult]: For program point printPumpEXIT(lines 746 781) no Hoare annotation was computed. [2020-07-10 14:07:46,847 INFO L268 CegarLoopResult]: For program point select_featuresEXIT(lines 525 531) no Hoare annotation was computed. [2020-07-10 14:07:46,847 INFO L271 CegarLoopResult]: At program point select_featuresFINAL(lines 525 531) the Hoare annotation is: true [2020-07-10 14:07:46,847 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setENTRY(lines 55 100) no Hoare annotation was computed. [2020-07-10 14:07:46,847 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setEXIT(lines 55 100) no Hoare annotation was computed. [2020-07-10 14:07:46,848 INFO L268 CegarLoopResult]: For program point __utac__exception__cf_handler_setFINAL(lines 55 100) no Hoare annotation was computed. [2020-07-10 14:07:46,848 INFO L268 CegarLoopResult]: For program point L382(lines 382 402) no Hoare annotation was computed. [2020-07-10 14:07:46,848 INFO L268 CegarLoopResult]: For program point L382-1(lines 382 402) no Hoare annotation was computed. [2020-07-10 14:07:46,848 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeFINAL(lines 368 413) no Hoare annotation was computed. [2020-07-10 14:07:46,848 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeENTRY(lines 368 413) no Hoare annotation was computed. [2020-07-10 14:07:46,848 INFO L268 CegarLoopResult]: For program point __utac__get_this_argtypeEXIT(lines 368 413) no Hoare annotation was computed. [2020-07-10 14:07:46,848 INFO L268 CegarLoopResult]: For program point L388(lines 388 395) no Hoare annotation was computed. [2020-07-10 14:07:46,848 INFO L264 CegarLoopResult]: At program point runTestENTRY(lines 905 914) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-10 14:07:46,848 INFO L268 CegarLoopResult]: For program point runTestEXIT(lines 905 914) no Hoare annotation was computed. [2020-07-10 14:07:46,849 INFO L268 CegarLoopResult]: For program point runTestFINAL(lines 905 914) no Hoare annotation was computed. [2020-07-10 14:07:46,849 INFO L271 CegarLoopResult]: At program point isMethaneAlarmENTRY(lines 726 736) the Hoare annotation is: true [2020-07-10 14:07:46,849 INFO L271 CegarLoopResult]: At program point L731(line 731) the Hoare annotation is: true [2020-07-10 14:07:46,849 INFO L268 CegarLoopResult]: For program point isMethaneAlarmEXIT(lines 726 736) no Hoare annotation was computed. [2020-07-10 14:07:46,849 INFO L268 CegarLoopResult]: For program point L731-1(line 731) no Hoare annotation was computed. [2020-07-10 14:07:46,849 INFO L268 CegarLoopResult]: For program point isMethaneAlarmFINAL(lines 726 736) no Hoare annotation was computed. [2020-07-10 14:07:46,849 INFO L271 CegarLoopResult]: At program point deactivatePumpENTRY(lines 718 725) the Hoare annotation is: true [2020-07-10 14:07:46,849 INFO L268 CegarLoopResult]: For program point deactivatePumpEXIT(lines 718 725) no Hoare annotation was computed. [2020-07-10 14:07:46,850 INFO L268 CegarLoopResult]: For program point deactivatePumpFINAL(lines 718 725) no Hoare annotation was computed. [2020-07-10 14:07:46,850 INFO L264 CegarLoopResult]: At program point L704(line 704) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= 0 ~pumpRunning~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-07-10 14:07:46,850 INFO L268 CegarLoopResult]: For program point L704-1(lines 685 709) no Hoare annotation was computed. [2020-07-10 14:07:46,850 INFO L264 CegarLoopResult]: At program point L699(line 699) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-07-10 14:07:46,850 INFO L264 CegarLoopResult]: At program point L695(line 695) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-07-10 14:07:46,850 INFO L268 CegarLoopResult]: For program point processEnvironmentEXIT(lines 685 709) no Hoare annotation was computed. [2020-07-10 14:07:46,850 INFO L268 CegarLoopResult]: For program point L693(lines 693 701) no Hoare annotation was computed. [2020-07-10 14:07:46,851 INFO L264 CegarLoopResult]: At program point processEnvironmentENTRY(lines 685 709) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= 0 ~pumpRunning~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-07-10 14:07:46,851 INFO L264 CegarLoopResult]: At program point L691(line 691) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-07-10 14:07:46,851 INFO L268 CegarLoopResult]: For program point L691-1(line 691) no Hoare annotation was computed. [2020-07-10 14:07:46,851 INFO L268 CegarLoopResult]: For program point L689(lines 689 706) no Hoare annotation was computed. [2020-07-10 14:07:46,851 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__baseEXIT(lines 651 657) no Hoare annotation was computed. [2020-07-10 14:07:46,851 INFO L271 CegarLoopResult]: At program point processEnvironment__wrappee__baseFINAL(lines 651 657) the Hoare annotation is: true [2020-07-10 14:07:46,851 INFO L264 CegarLoopResult]: At program point testENTRY(lines 552 617) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and (= |old(~systemActive~0)| ~systemActive~0) (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) [2020-07-10 14:07:46,852 INFO L264 CegarLoopResult]: At program point L607(lines 562 609) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-10 14:07:46,852 INFO L264 CegarLoopResult]: At program point L574(line 574) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-10 14:07:46,852 INFO L268 CegarLoopResult]: For program point L572(lines 572 578) no Hoare annotation was computed. [2020-07-10 14:07:46,852 INFO L268 CegarLoopResult]: For program point L572-1(lines 572 578) no Hoare annotation was computed. [2020-07-10 14:07:46,852 INFO L268 CegarLoopResult]: For program point testFINAL(lines 552 617) no Hoare annotation was computed. [2020-07-10 14:07:46,852 INFO L268 CegarLoopResult]: For program point L564(lines 564 568) no Hoare annotation was computed. [2020-07-10 14:07:46,852 INFO L264 CegarLoopResult]: At program point L610(lines 561 611) the Hoare annotation is: (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (not (= 1 |old(~waterLevel~0)|))) [2020-07-10 14:07:46,853 INFO L264 CegarLoopResult]: At program point L600(line 600) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-10 14:07:46,853 INFO L268 CegarLoopResult]: For program point L598(lines 598 604) no Hoare annotation was computed. [2020-07-10 14:07:46,853 INFO L264 CegarLoopResult]: At program point L598-1(lines 592 605) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-10 14:07:46,853 INFO L268 CegarLoopResult]: For program point L563(lines 562 609) no Hoare annotation was computed. [2020-07-10 14:07:46,853 INFO L268 CegarLoopResult]: For program point L592(lines 592 605) no Hoare annotation was computed. [2020-07-10 14:07:46,853 INFO L264 CegarLoopResult]: At program point L584(line 584) the Hoare annotation is: (let ((.cse0 (= 0 test_~splverifierCounter~0)) (.cse1 (= 0 ~pumpRunning~0))) (or (not (= 0 |old(~pumpRunning~0)|)) (not (= 1 |old(~systemActive~0)|)) (and (<= 2 ~waterLevel~0) .cse0 .cse1) (not (= 1 |old(~waterLevel~0)|)) (and .cse0 .cse1 (= 1 ~waterLevel~0)))) [2020-07-10 14:07:46,853 INFO L268 CegarLoopResult]: For program point L582(lines 582 588) no Hoare annotation was computed. [2020-07-10 14:07:46,853 INFO L268 CegarLoopResult]: For program point L582-1(lines 582 588) no Hoare annotation was computed. [2020-07-10 14:07:46,854 INFO L268 CegarLoopResult]: For program point testEXIT(lines 552 617) no Hoare annotation was computed. [2020-07-10 14:07:46,854 INFO L268 CegarLoopResult]: For program point __utac__get_this_argENTRY(lines 322 367) no Hoare annotation was computed. [2020-07-10 14:07:46,854 INFO L268 CegarLoopResult]: For program point L342(lines 342 349) no Hoare annotation was computed. [2020-07-10 14:07:46,854 INFO L268 CegarLoopResult]: For program point __utac__get_this_argEXIT(lines 322 367) no Hoare annotation was computed. [2020-07-10 14:07:46,854 INFO L268 CegarLoopResult]: For program point __utac__get_this_argFINAL(lines 322 367) no Hoare annotation was computed. [2020-07-10 14:07:46,854 INFO L268 CegarLoopResult]: For program point L336(lines 336 356) no Hoare annotation was computed. [2020-07-10 14:07:46,854 INFO L268 CegarLoopResult]: For program point L336-1(lines 336 356) no Hoare annotation was computed. [2020-07-10 14:07:46,854 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryFINAL(lines 501 509) no Hoare annotation was computed. [2020-07-10 14:07:46,854 INFO L271 CegarLoopResult]: At program point isLowWaterSensorDryENTRY(lines 501 509) the Hoare annotation is: true [2020-07-10 14:07:46,854 INFO L268 CegarLoopResult]: For program point isLowWaterSensorDryEXIT(lines 501 509) no Hoare annotation was computed. [2020-07-10 14:07:46,855 INFO L268 CegarLoopResult]: For program point L477(lines 477 485) no Hoare annotation was computed. [2020-07-10 14:07:46,855 INFO L268 CegarLoopResult]: For program point L477-2(lines 477 485) no Hoare annotation was computed. [2020-07-10 14:07:46,855 INFO L268 CegarLoopResult]: For program point printEnvironmentEXIT(lines 469 491) no Hoare annotation was computed. [2020-07-10 14:07:46,855 INFO L268 CegarLoopResult]: For program point printEnvironmentENTRY(lines 469 491) no Hoare annotation was computed. [2020-07-10 14:07:46,855 INFO L268 CegarLoopResult]: For program point printEnvironmentFINAL(lines 469 491) no Hoare annotation was computed. [2020-07-10 14:07:46,855 INFO L268 CegarLoopResult]: For program point L289(lines 267 290) no Hoare annotation was computed. [2020-07-10 14:07:46,855 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtENTRY(lines 219 321) no Hoare annotation was computed. [2020-07-10 14:07:46,855 INFO L268 CegarLoopResult]: For program point L248(lines 248 264) no Hoare annotation was computed. [2020-07-10 14:07:46,855 INFO L268 CegarLoopResult]: For program point L308(lines 308 315) no Hoare annotation was computed. [2020-07-10 14:07:46,855 INFO L268 CegarLoopResult]: For program point L269(lines 268 288) no Hoare annotation was computed. [2020-07-10 14:07:46,856 INFO L268 CegarLoopResult]: For program point L300(line 300) no Hoare annotation was computed. [2020-07-10 14:07:46,856 INFO L268 CegarLoopResult]: For program point L300-1(line 300) no Hoare annotation was computed. [2020-07-10 14:07:46,856 INFO L268 CegarLoopResult]: For program point L265(lines 265 306) no Hoare annotation was computed. [2020-07-10 14:07:46,856 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtFINAL(lines 219 321) no Hoare annotation was computed. [2020-07-10 14:07:46,856 INFO L268 CegarLoopResult]: For program point L284(line 284) no Hoare annotation was computed. [2020-07-10 14:07:46,856 INFO L268 CegarLoopResult]: For program point L284-1(line 284) no Hoare annotation was computed. [2020-07-10 14:07:46,856 INFO L268 CegarLoopResult]: For program point L243(lines 243 247) no Hoare annotation was computed. [2020-07-10 14:07:46,856 INFO L268 CegarLoopResult]: For program point L307(lines 307 318) no Hoare annotation was computed. [2020-07-10 14:07:46,856 INFO L268 CegarLoopResult]: For program point __utac__error_stack_mgtEXIT(lines 219 321) no Hoare annotation was computed. [2020-07-10 14:07:46,856 INFO L268 CegarLoopResult]: For program point L270(lines 270 274) no Hoare annotation was computed. [2020-07-10 14:07:46,857 INFO L268 CegarLoopResult]: For program point L268-2(lines 268 288) no Hoare annotation was computed. [2020-07-10 14:07:46,857 INFO L268 CegarLoopResult]: For program point select_oneENTRY(lines 515 524) no Hoare annotation was computed. [2020-07-10 14:07:46,857 INFO L268 CegarLoopResult]: For program point select_oneFINAL(lines 515 524) no Hoare annotation was computed. [2020-07-10 14:07:46,857 INFO L268 CegarLoopResult]: For program point select_oneEXIT(lines 515 524) no Hoare annotation was computed. [2020-07-10 14:07:46,857 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-10 14:07:46,857 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#t~string23.base| |old(#t~string23.base)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string27.offset| |old(#t~string27.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string28.offset| |old(#t~string28.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string19.offset| |old(#t~string19.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string28.base| |old(#t~string28.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string23.offset| |old(#t~string23.offset)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string32.base| |old(#t~string32.base)|) (= |#t~string31.base| |old(#t~string31.base)|) (= |#t~string30.offset| |old(#t~string30.offset)|) (= |#t~string29.offset| |old(#t~string29.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string30.base| |old(#t~string30.base)|) (= |#t~string29.base| |old(#t~string29.base)|) (= |#t~string36.base| |old(#t~string36.base)|) (= ~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~string22.offset| |old(#t~string22.offset)|) (= |#t~string20.offset| |old(#t~string20.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string32.offset| |old(#t~string32.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string19.base| |old(#t~string19.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string40.base| |old(#t~string40.base)|) (= |#t~string21.offset| |old(#t~string21.offset)|) (= |#t~string40.offset| |old(#t~string40.offset)|) (= |#t~string21.base| |old(#t~string21.base)|) (= |#t~string27.base| |old(#t~string27.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string31.offset| |old(#t~string31.offset)|)) [2020-07-10 14:07:46,858 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-10 14:07:46,858 INFO L268 CegarLoopResult]: For program point activatePumpFINAL(lines 710 717) no Hoare annotation was computed. [2020-07-10 14:07:46,858 INFO L268 CegarLoopResult]: For program point activatePumpEXIT(lines 710 717) no Hoare annotation was computed. [2020-07-10 14:07:46,858 INFO L268 CegarLoopResult]: For program point activatePumpENTRY(lines 710 717) no Hoare annotation was computed. [2020-07-10 14:07:46,859 INFO L271 CegarLoopResult]: At program point getWaterLevelENTRY(lines 492 500) the Hoare annotation is: true [2020-07-10 14:07:46,859 INFO L268 CegarLoopResult]: For program point getWaterLevelFINAL(lines 492 500) no Hoare annotation was computed. [2020-07-10 14:07:46,859 INFO L268 CegarLoopResult]: For program point getWaterLevelEXIT(lines 492 500) no Hoare annotation was computed. [2020-07-10 14:07:46,859 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intEXIT(line -1) no Hoare annotation was computed. [2020-07-10 14:07:46,859 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intENTRY(line -1) no Hoare annotation was computed. [2020-07-10 14:07:46,859 INFO L268 CegarLoopResult]: For program point ##fun~int~X~int~TO~intFINAL(line -1) no Hoare annotation was computed. [2020-07-10 14:07:46,859 INFO L264 CegarLoopResult]: At program point changeMethaneLevelENTRY(lines 448 459) the Hoare annotation is: (let ((.cse0 (= |old(~methaneLevelCritical~0)| ~methaneLevelCritical~0)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 (not (<= 2 ~waterLevel~0)) .cse1) (or (not (= 1 ~waterLevel~0)) .cse0 .cse1))) [2020-07-10 14:07:46,859 INFO L268 CegarLoopResult]: For program point changeMethaneLevelEXIT(lines 448 459) no Hoare annotation was computed. [2020-07-10 14:07:46,860 INFO L268 CegarLoopResult]: For program point L452-1(lines 448 459) no Hoare annotation was computed. [2020-07-10 14:07:46,860 INFO L271 CegarLoopResult]: At program point isMethaneLevelCriticalENTRY(lines 460 468) the Hoare annotation is: true [2020-07-10 14:07:46,860 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalFINAL(lines 460 468) no Hoare annotation was computed. [2020-07-10 14:07:46,860 INFO L268 CegarLoopResult]: For program point isMethaneLevelCriticalEXIT(lines 460 468) no Hoare annotation was computed. [2020-07-10 14:07:46,860 INFO L264 CegarLoopResult]: At program point L640(line 640) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (and (not (= 0 ~systemActive~0)) (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0)))) (and (or .cse0 (not (= 1 |old(~waterLevel~0)|)) .cse1) (or .cse0 (not (<= 2 |old(~waterLevel~0)|)) .cse1))) [2020-07-10 14:07:46,860 INFO L264 CegarLoopResult]: At program point L638(lines 638 644) the Hoare annotation is: (let ((.cse0 (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|))) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))))) [2020-07-10 14:07:46,860 INFO L264 CegarLoopResult]: At program point L633(line 633) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 (not (= 1 |old(~waterLevel~0)|))))) [2020-07-10 14:07:46,860 INFO L268 CegarLoopResult]: For program point L631(lines 630 649) no Hoare annotation was computed. [2020-07-10 14:07:46,861 INFO L264 CegarLoopResult]: At program point timeShiftENTRY(lines 627 650) the Hoare annotation is: (let ((.cse0 (and (= 0 ~pumpRunning~0) (= |old(~waterLevel~0)| ~waterLevel~0))) (.cse1 (not (= 0 |old(~pumpRunning~0)|)))) (and (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))) (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|))))) [2020-07-10 14:07:46,861 INFO L268 CegarLoopResult]: For program point timeShiftEXIT(lines 627 650) no Hoare annotation was computed. [2020-07-10 14:07:46,861 INFO L268 CegarLoopResult]: For program point timeShiftFINAL(lines 627 650) no Hoare annotation was computed. [2020-07-10 14:07:46,861 INFO L268 CegarLoopResult]: For program point L865(line 865) no Hoare annotation was computed. [2020-07-10 14:07:46,862 INFO L268 CegarLoopResult]: For program point cleanupEXIT(lines 844 873) no Hoare annotation was computed. [2020-07-10 14:07:46,862 INFO L271 CegarLoopResult]: At program point cleanupENTRY(lines 844 873) the Hoare annotation is: true [2020-07-10 14:07:46,862 INFO L268 CegarLoopResult]: For program point L858(lines 858 862) no Hoare annotation was computed. [2020-07-10 14:07:46,862 INFO L271 CegarLoopResult]: At program point L858-1(lines 858 862) the Hoare annotation is: true [2020-07-10 14:07:46,862 INFO L268 CegarLoopResult]: For program point L855(line 855) no Hoare annotation was computed. [2020-07-10 14:07:46,862 INFO L271 CegarLoopResult]: At program point L854-2(lines 854 868) the Hoare annotation is: true [2020-07-10 14:07:46,862 INFO L271 CegarLoopResult]: At program point L850(line 850) the Hoare annotation is: true [2020-07-10 14:07:46,863 INFO L268 CegarLoopResult]: For program point L850-1(line 850) no Hoare annotation was computed. [2020-07-10 14:07:46,863 INFO L271 CegarLoopResult]: At program point L869(lines 844 873) the Hoare annotation is: true [2020-07-10 14:07:46,863 INFO L271 CegarLoopResult]: At program point lowerWaterLevelENTRY(lines 424 435) the Hoare annotation is: true [2020-07-10 14:07:46,863 INFO L268 CegarLoopResult]: For program point L428-1(lines 424 435) no Hoare annotation was computed. [2020-07-10 14:07:46,863 INFO L268 CegarLoopResult]: For program point lowerWaterLevelEXIT(lines 424 435) no Hoare annotation was computed. [2020-07-10 14:07:46,863 INFO L268 CegarLoopResult]: For program point setupEXIT(lines 898 904) no Hoare annotation was computed. [2020-07-10 14:07:46,863 INFO L271 CegarLoopResult]: At program point setupFINAL(lines 898 904) the Hoare annotation is: true [2020-07-10 14:07:46,863 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-10 14:07:46,864 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (= 0 ~pumpRunning~0) (= 1 ~waterLevel~0) (= 1 ~systemActive~0)) [2020-07-10 14:07:46,864 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-10 14:07:46,864 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-10 14:07:46,865 INFO L268 CegarLoopResult]: For program point waterRiseEXIT(lines 436 447) no Hoare annotation was computed. [2020-07-10 14:07:46,865 INFO L268 CegarLoopResult]: For program point L440-1(lines 436 447) no Hoare annotation was computed. [2020-07-10 14:07:46,865 INFO L264 CegarLoopResult]: At program point waterRiseENTRY(lines 436 447) the Hoare annotation is: (let ((.cse0 (= |old(~waterLevel~0)| ~waterLevel~0)) (.cse1 (not (= 0 ~pumpRunning~0)))) (and (or .cse0 .cse1 (not (= 1 |old(~waterLevel~0)|))) (or .cse0 .cse1 (not (<= 2 |old(~waterLevel~0)|))))) [2020-07-10 14:07:46,865 INFO L268 CegarLoopResult]: For program point __automaton_failFINAL(lines 40 47) no Hoare annotation was computed. [2020-07-10 14:07:46,865 INFO L268 CegarLoopResult]: For program point __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION(line 44) no Hoare annotation was computed. [2020-07-10 14:07:46,865 INFO L271 CegarLoopResult]: At program point __automaton_failENTRY(lines 40 47) the Hoare annotation is: true [2020-07-10 14:07:46,865 INFO L268 CegarLoopResult]: For program point __automaton_failEXIT(lines 40 47) no Hoare annotation was computed. [2020-07-10 14:07:46,866 INFO L264 CegarLoopResult]: At program point L673(line 673) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-07-10 14:07:46,866 INFO L268 CegarLoopResult]: For program point processEnvironment__wrappee__lowWaterSensorEXIT(lines 659 683) no Hoare annotation was computed. [2020-07-10 14:07:46,866 INFO L264 CegarLoopResult]: At program point L669(line 669) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-07-10 14:07:46,866 INFO L268 CegarLoopResult]: For program point L667(lines 667 675) no Hoare annotation was computed. [2020-07-10 14:07:46,866 INFO L264 CegarLoopResult]: At program point processEnvironment__wrappee__lowWaterSensorENTRY(lines 659 683) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= 0 ~pumpRunning~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-07-10 14:07:46,866 INFO L264 CegarLoopResult]: At program point L665(line 665) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1) (or .cse0 .cse1 (not (<= 2 ~waterLevel~0))))) [2020-07-10 14:07:46,866 INFO L268 CegarLoopResult]: For program point L665-1(line 665) no Hoare annotation was computed. [2020-07-10 14:07:46,866 INFO L268 CegarLoopResult]: For program point L663(lines 663 680) no Hoare annotation was computed. [2020-07-10 14:07:46,867 INFO L264 CegarLoopResult]: At program point L678(line 678) the Hoare annotation is: (let ((.cse0 (not (= 0 |old(~pumpRunning~0)|))) (.cse1 (= 0 ~systemActive~0)) (.cse2 (= 0 ~pumpRunning~0))) (and (or (not (= 1 ~waterLevel~0)) .cse0 .cse1 .cse2) (or .cse0 .cse1 .cse2 (not (<= 2 ~waterLevel~0))))) [2020-07-10 14:07:46,867 INFO L268 CegarLoopResult]: For program point L678-1(lines 659 683) no Hoare annotation was computed. [2020-07-10 14:07:46,871 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-10 14:07:46,871 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-10 14:07:46,871 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-10 14:07:46,871 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-10 14:07:46,872 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-10 14:07:46,872 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-10 14:07:46,877 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-10 14:07:46,877 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-10 14:07:46,878 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-10 14:07:46,878 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-10 14:07:46,878 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-10 14:07:46,878 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-10 14:07:46,878 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-10 14:07:46,879 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-10 14:07:46,879 WARN L170 areAnnotationChecker]: L689 has no Hoare annotation [2020-07-10 14:07:46,879 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-10 14:07:46,880 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-10 14:07:46,881 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-10 14:07:46,881 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-10 14:07:46,881 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-10 14:07:46,881 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-10 14:07:46,881 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-10 14:07:46,881 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-10 14:07:46,881 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-10 14:07:46,881 WARN L170 areAnnotationChecker]: L452-1 has no Hoare annotation [2020-07-10 14:07:46,881 WARN L170 areAnnotationChecker]: L452-1 has no Hoare annotation [2020-07-10 14:07:46,881 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-10 14:07:46,881 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-10 14:07:46,882 WARN L170 areAnnotationChecker]: L631 has no Hoare annotation [2020-07-10 14:07:46,882 WARN L170 areAnnotationChecker]: L428-1 has no Hoare annotation [2020-07-10 14:07:46,882 WARN L170 areAnnotationChecker]: L428-1 has no Hoare annotation [2020-07-10 14:07:46,892 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-10 14:07:46,893 WARN L170 areAnnotationChecker]: L440-1 has no Hoare annotation [2020-07-10 14:07:46,893 WARN L170 areAnnotationChecker]: L440-1 has no Hoare annotation [2020-07-10 14:07:46,893 WARN L170 areAnnotationChecker]: __automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION has no Hoare annotation [2020-07-10 14:07:46,893 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-10 14:07:46,893 WARN L170 areAnnotationChecker]: L663 has no Hoare annotation [2020-07-10 14:07:46,893 WARN L170 areAnnotationChecker]: L126-2 has no Hoare annotation [2020-07-10 14:07:46,893 WARN L170 areAnnotationChecker]: L126-2 has no Hoare annotation [2020-07-10 14:07:46,893 WARN L170 areAnnotationChecker]: L126-2 has no Hoare annotation [2020-07-10 14:07:46,894 WARN L170 areAnnotationChecker]: L183-2 has no Hoare annotation [2020-07-10 14:07:46,894 WARN L170 areAnnotationChecker]: L183-2 has no Hoare annotation [2020-07-10 14:07:46,894 WARN L170 areAnnotationChecker]: L183-2 has no Hoare annotation [2020-07-10 14:07:46,894 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-10 14:07:46,894 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-10 14:07:46,894 WARN L170 areAnnotationChecker]: L823-1 has no Hoare annotation [2020-07-10 14:07:46,894 WARN L170 areAnnotationChecker]: L879 has no Hoare annotation [2020-07-10 14:07:46,894 WARN L170 areAnnotationChecker]: L879 has no Hoare annotation [2020-07-10 14:07:46,894 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-10 14:07:46,895 WARN L170 areAnnotationChecker]: L805 has no Hoare annotation [2020-07-10 14:07:46,895 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-10 14:07:46,895 WARN L170 areAnnotationChecker]: L789-1 has no Hoare annotation [2020-07-10 14:07:46,895 WARN L170 areAnnotationChecker]: L753 has no Hoare annotation [2020-07-10 14:07:46,895 WARN L170 areAnnotationChecker]: L753 has no Hoare annotation [2020-07-10 14:07:46,895 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-10 14:07:46,895 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-10 14:07:46,895 WARN L170 areAnnotationChecker]: L382 has no Hoare annotation [2020-07-10 14:07:46,895 WARN L170 areAnnotationChecker]: L382 has no Hoare annotation [2020-07-10 14:07:46,896 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-10 14:07:46,896 WARN L170 areAnnotationChecker]: L731-1 has no Hoare annotation [2020-07-10 14:07:46,896 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-10 14:07:46,896 WARN L170 areAnnotationChecker]: L689 has no Hoare annotation [2020-07-10 14:07:46,896 WARN L170 areAnnotationChecker]: L689 has no Hoare annotation [2020-07-10 14:07:46,896 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-10 14:07:46,896 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-10 14:07:46,900 WARN L170 areAnnotationChecker]: L563 has no Hoare annotation [2020-07-10 14:07:46,900 WARN L170 areAnnotationChecker]: L336 has no Hoare annotation [2020-07-10 14:07:46,901 WARN L170 areAnnotationChecker]: L336 has no Hoare annotation [2020-07-10 14:07:46,901 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-10 14:07:46,901 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-10 14:07:46,901 WARN L170 areAnnotationChecker]: L243 has no Hoare annotation [2020-07-10 14:07:46,901 WARN L170 areAnnotationChecker]: L243 has no Hoare annotation [2020-07-10 14:07:46,901 WARN L170 areAnnotationChecker]: L477 has no Hoare annotation [2020-07-10 14:07:46,901 WARN L170 areAnnotationChecker]: L477 has no Hoare annotation [2020-07-10 14:07:46,901 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-10 14:07:46,901 WARN L170 areAnnotationChecker]: activatePumpFINAL has no Hoare annotation [2020-07-10 14:07:46,901 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-10 14:07:46,901 WARN L170 areAnnotationChecker]: L452-1 has no Hoare annotation [2020-07-10 14:07:46,901 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-10 14:07:46,901 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-10 14:07:46,901 WARN L170 areAnnotationChecker]: L631 has no Hoare annotation [2020-07-10 14:07:46,902 WARN L170 areAnnotationChecker]: L631 has no Hoare annotation [2020-07-10 14:07:46,902 WARN L170 areAnnotationChecker]: L631 has no Hoare annotation [2020-07-10 14:07:46,902 WARN L170 areAnnotationChecker]: L850-1 has no Hoare annotation [2020-07-10 14:07:46,903 WARN L170 areAnnotationChecker]: L428-1 has no Hoare annotation [2020-07-10 14:07:46,903 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-10 14:07:46,907 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-10 14:07:46,907 WARN L170 areAnnotationChecker]: L440-1 has no Hoare annotation [2020-07-10 14:07:46,908 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-10 14:07:46,908 WARN L170 areAnnotationChecker]: L663 has no Hoare annotation [2020-07-10 14:07:46,908 WARN L170 areAnnotationChecker]: L663 has no Hoare annotation [2020-07-10 14:07:46,908 WARN L170 areAnnotationChecker]: L148 has no Hoare annotation [2020-07-10 14:07:46,908 WARN L170 areAnnotationChecker]: L127 has no Hoare annotation [2020-07-10 14:07:46,908 WARN L170 areAnnotationChecker]: L209 has no Hoare annotation [2020-07-10 14:07:46,908 WARN L170 areAnnotationChecker]: L209 has no Hoare annotation [2020-07-10 14:07:46,908 WARN L170 areAnnotationChecker]: L184 has no Hoare annotation [2020-07-10 14:07:46,908 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-10 14:07:46,909 WARN L170 areAnnotationChecker]: L823-1 has no Hoare annotation [2020-07-10 14:07:46,909 WARN L170 areAnnotationChecker]: L880 has no Hoare annotation [2020-07-10 14:07:46,909 WARN L170 areAnnotationChecker]: L880 has no Hoare annotation [2020-07-10 14:07:46,909 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-10 14:07:46,909 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-10 14:07:46,909 WARN L170 areAnnotationChecker]: L789-1 has no Hoare annotation [2020-07-10 14:07:46,909 WARN L170 areAnnotationChecker]: L753-2 has no Hoare annotation [2020-07-10 14:07:46,909 WARN L170 areAnnotationChecker]: L923 has no Hoare annotation [2020-07-10 14:07:46,909 WARN L170 areAnnotationChecker]: L388 has no Hoare annotation [2020-07-10 14:07:46,910 WARN L170 areAnnotationChecker]: L388 has no Hoare annotation [2020-07-10 14:07:46,910 WARN L170 areAnnotationChecker]: L382-1 has no Hoare annotation [2020-07-10 14:07:46,910 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-10 14:07:46,910 WARN L170 areAnnotationChecker]: L731-1 has no Hoare annotation [2020-07-10 14:07:46,910 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-10 14:07:46,910 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-10 14:07:46,910 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-10 14:07:46,910 WARN L170 areAnnotationChecker]: L691-1 has no Hoare annotation [2020-07-10 14:07:46,910 WARN L170 areAnnotationChecker]: L704-1 has no Hoare annotation [2020-07-10 14:07:46,911 WARN L170 areAnnotationChecker]: L678-1 has no Hoare annotation [2020-07-10 14:07:46,912 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-10 14:07:46,912 WARN L170 areAnnotationChecker]: L563 has no Hoare annotation [2020-07-10 14:07:46,912 WARN L170 areAnnotationChecker]: L563 has no Hoare annotation [2020-07-10 14:07:46,912 WARN L170 areAnnotationChecker]: L342 has no Hoare annotation [2020-07-10 14:07:46,912 WARN L170 areAnnotationChecker]: L342 has no Hoare annotation [2020-07-10 14:07:46,912 WARN L170 areAnnotationChecker]: L336-1 has no Hoare annotation [2020-07-10 14:07:46,912 WARN L170 areAnnotationChecker]: isLowWaterSensorDryEXIT has no Hoare annotation [2020-07-10 14:07:46,912 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-10 14:07:46,912 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-10 14:07:46,913 WARN L170 areAnnotationChecker]: L248 has no Hoare annotation [2020-07-10 14:07:46,913 WARN L170 areAnnotationChecker]: L248 has no Hoare annotation [2020-07-10 14:07:46,913 WARN L170 areAnnotationChecker]: L477-2 has no Hoare annotation [2020-07-10 14:07:46,913 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-10 14:07:46,913 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-10 14:07:46,913 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-10 14:07:46,913 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-10 14:07:46,913 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-10 14:07:46,915 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-10 14:07:46,915 WARN L170 areAnnotationChecker]: L850-1 has no Hoare annotation [2020-07-10 14:07:46,915 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-10 14:07:46,915 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-10 14:07:46,915 WARN L170 areAnnotationChecker]: L925-1 has no Hoare annotation [2020-07-10 14:07:46,916 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-10 14:07:46,916 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-10 14:07:46,916 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-10 14:07:46,916 WARN L170 areAnnotationChecker]: L665-1 has no Hoare annotation [2020-07-10 14:07:46,917 WARN L170 areAnnotationChecker]: L678-1 has no Hoare annotation [2020-07-10 14:07:46,917 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-10 14:07:46,917 WARN L170 areAnnotationChecker]: L132 has no Hoare annotation [2020-07-10 14:07:46,917 WARN L170 areAnnotationChecker]: L132 has no Hoare annotation [2020-07-10 14:07:46,917 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-10 14:07:46,917 WARN L170 areAnnotationChecker]: L189 has no Hoare annotation [2020-07-10 14:07:46,917 WARN L170 areAnnotationChecker]: L189 has no Hoare annotation [2020-07-10 14:07:46,917 WARN L170 areAnnotationChecker]: L923 has no Hoare annotation [2020-07-10 14:07:46,918 WARN L170 areAnnotationChecker]: L825 has no Hoare annotation [2020-07-10 14:07:46,918 WARN L170 areAnnotationChecker]: L825 has no Hoare annotation [2020-07-10 14:07:46,918 WARN L170 areAnnotationChecker]: L881 has no Hoare annotation [2020-07-10 14:07:46,918 WARN L170 areAnnotationChecker]: L881 has no Hoare annotation [2020-07-10 14:07:46,918 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-10 14:07:46,918 WARN L170 areAnnotationChecker]: L827-1 has no Hoare annotation [2020-07-10 14:07:46,918 WARN L170 areAnnotationChecker]: L791 has no Hoare annotation [2020-07-10 14:07:46,918 WARN L170 areAnnotationChecker]: L791 has no Hoare annotation [2020-07-10 14:07:46,918 WARN L170 areAnnotationChecker]: L765 has no Hoare annotation [2020-07-10 14:07:46,918 WARN L170 areAnnotationChecker]: L765 has no Hoare annotation [2020-07-10 14:07:46,918 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-10 14:07:46,919 WARN L170 areAnnotationChecker]: L925-1 has no Hoare annotation [2020-07-10 14:07:46,919 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-10 14:07:46,919 WARN L170 areAnnotationChecker]: L704-1 has no Hoare annotation [2020-07-10 14:07:46,919 WARN L170 areAnnotationChecker]: L691-1 has no Hoare annotation [2020-07-10 14:07:46,919 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__lowWaterSensorEXIT has no Hoare annotation [2020-07-10 14:07:46,919 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__lowWaterSensorEXIT has no Hoare annotation [2020-07-10 14:07:46,919 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-10 14:07:46,919 WARN L170 areAnnotationChecker]: L564 has no Hoare annotation [2020-07-10 14:07:46,919 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-10 14:07:46,919 WARN L170 areAnnotationChecker]: L265 has no Hoare annotation [2020-07-10 14:07:46,920 WARN L170 areAnnotationChecker]: L265 has no Hoare annotation [2020-07-10 14:07:46,920 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-10 14:07:46,920 WARN L170 areAnnotationChecker]: L202-1 has no Hoare annotation [2020-07-10 14:07:46,920 WARN L170 areAnnotationChecker]: L889 has no Hoare annotation [2020-07-10 14:07:46,920 WARN L170 areAnnotationChecker]: L889 has no Hoare annotation [2020-07-10 14:07:46,920 WARN L170 areAnnotationChecker]: L582-1 has no Hoare annotation [2020-07-10 14:07:46,920 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-10 14:07:46,920 WARN L170 areAnnotationChecker]: L855 has no Hoare annotation [2020-07-10 14:07:46,920 WARN L170 areAnnotationChecker]: L885 has no Hoare annotation [2020-07-10 14:07:46,920 WARN L170 areAnnotationChecker]: L885 has no Hoare annotation [2020-07-10 14:07:46,921 WARN L170 areAnnotationChecker]: L572-1 has no Hoare annotation [2020-07-10 14:07:46,921 WARN L170 areAnnotationChecker]: L825-1 has no Hoare annotation [2020-07-10 14:07:46,921 WARN L170 areAnnotationChecker]: L665-1 has no Hoare annotation [2020-07-10 14:07:46,921 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-10 14:07:46,921 WARN L170 areAnnotationChecker]: L132-1 has no Hoare annotation [2020-07-10 14:07:46,921 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-10 14:07:46,921 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-10 14:07:46,921 WARN L170 areAnnotationChecker]: L189-1 has no Hoare annotation [2020-07-10 14:07:46,921 WARN L170 areAnnotationChecker]: L925 has no Hoare annotation [2020-07-10 14:07:46,922 WARN L170 areAnnotationChecker]: L925 has no Hoare annotation [2020-07-10 14:07:46,922 WARN L170 areAnnotationChecker]: L827-1 has no Hoare annotation [2020-07-10 14:07:46,922 WARN L170 areAnnotationChecker]: L882 has no Hoare annotation [2020-07-10 14:07:46,922 WARN L170 areAnnotationChecker]: L882 has no Hoare annotation [2020-07-10 14:07:46,923 WARN L170 areAnnotationChecker]: L829 has no Hoare annotation [2020-07-10 14:07:46,923 WARN L170 areAnnotationChecker]: L829 has no Hoare annotation [2020-07-10 14:07:46,923 WARN L170 areAnnotationChecker]: L791-2 has no Hoare annotation [2020-07-10 14:07:46,923 WARN L170 areAnnotationChecker]: L765-2 has no Hoare annotation [2020-07-10 14:07:46,923 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-10 14:07:46,923 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-10 14:07:46,923 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-10 14:07:46,924 WARN L170 areAnnotationChecker]: L693 has no Hoare annotation [2020-07-10 14:07:46,924 WARN L170 areAnnotationChecker]: L693 has no Hoare annotation [2020-07-10 14:07:46,924 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-10 14:07:46,924 WARN L170 areAnnotationChecker]: L572 has no Hoare annotation [2020-07-10 14:07:46,924 WARN L170 areAnnotationChecker]: L572 has no Hoare annotation [2020-07-10 14:07:46,924 WARN L170 areAnnotationChecker]: L268-2 has no Hoare annotation [2020-07-10 14:07:46,924 WARN L170 areAnnotationChecker]: L268-2 has no Hoare annotation [2020-07-10 14:07:46,924 WARN L170 areAnnotationChecker]: L268-2 has no Hoare annotation [2020-07-10 14:07:46,924 WARN L170 areAnnotationChecker]: L307 has no Hoare annotation [2020-07-10 14:07:46,924 WARN L170 areAnnotationChecker]: L307 has no Hoare annotation [2020-07-10 14:07:46,925 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-10 14:07:46,925 WARN L170 areAnnotationChecker]: L890 has no Hoare annotation [2020-07-10 14:07:46,925 WARN L170 areAnnotationChecker]: L890 has no Hoare annotation [2020-07-10 14:07:46,925 WARN L170 areAnnotationChecker]: L592 has no Hoare annotation [2020-07-10 14:07:46,925 WARN L170 areAnnotationChecker]: L592 has no Hoare annotation [2020-07-10 14:07:46,925 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:07:46,925 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:07:46,925 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:07:46,925 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:07:46,925 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:07:46,926 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:07:46,926 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:07:46,926 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-10 14:07:46,926 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-10 14:07:46,926 WARN L170 areAnnotationChecker]: L855 has no Hoare annotation [2020-07-10 14:07:46,926 WARN L170 areAnnotationChecker]: L886 has no Hoare annotation [2020-07-10 14:07:46,926 WARN L170 areAnnotationChecker]: L886 has no Hoare annotation [2020-07-10 14:07:46,926 WARN L170 areAnnotationChecker]: L582 has no Hoare annotation [2020-07-10 14:07:46,926 WARN L170 areAnnotationChecker]: L582 has no Hoare annotation [2020-07-10 14:07:46,926 WARN L170 areAnnotationChecker]: __utac_acc__Specification4_spec__1EXIT has no Hoare annotation [2020-07-10 14:07:46,927 WARN L170 areAnnotationChecker]: L667 has no Hoare annotation [2020-07-10 14:07:46,927 WARN L170 areAnnotationChecker]: L667 has no Hoare annotation [2020-07-10 14:07:46,927 WARN L170 areAnnotationChecker]: L284-1 has no Hoare annotation [2020-07-10 14:07:46,927 WARN L170 areAnnotationChecker]: L300-1 has no Hoare annotation [2020-07-10 14:07:46,927 WARN L170 areAnnotationChecker]: L202 has no Hoare annotation [2020-07-10 14:07:46,927 WARN L170 areAnnotationChecker]: L202 has no Hoare annotation [2020-07-10 14:07:46,927 WARN L170 areAnnotationChecker]: L883 has no Hoare annotation [2020-07-10 14:07:46,927 WARN L170 areAnnotationChecker]: L883 has no Hoare annotation [2020-07-10 14:07:46,927 WARN L170 areAnnotationChecker]: L825-1 has no Hoare annotation [2020-07-10 14:07:46,928 WARN L170 areAnnotationChecker]: isLowWaterLevelFINAL has no Hoare annotation [2020-07-10 14:07:46,928 WARN L170 areAnnotationChecker]: L776 has no Hoare annotation [2020-07-10 14:07:46,928 WARN L170 areAnnotationChecker]: L776 has no Hoare annotation [2020-07-10 14:07:46,928 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-10 14:07:46,928 WARN L170 areAnnotationChecker]: L704-1 has no Hoare annotation [2020-07-10 14:07:46,928 WARN L170 areAnnotationChecker]: L704-1 has no Hoare annotation [2020-07-10 14:07:46,930 WARN L170 areAnnotationChecker]: L572-1 has no Hoare annotation [2020-07-10 14:07:46,931 WARN L170 areAnnotationChecker]: L289 has no Hoare annotation [2020-07-10 14:07:46,931 WARN L170 areAnnotationChecker]: L269 has no Hoare annotation [2020-07-10 14:07:46,931 WARN L170 areAnnotationChecker]: L269 has no Hoare annotation [2020-07-10 14:07:46,931 WARN L170 areAnnotationChecker]: L308 has no Hoare annotation [2020-07-10 14:07:46,931 WARN L170 areAnnotationChecker]: L308 has no Hoare annotation [2020-07-10 14:07:46,931 WARN L170 areAnnotationChecker]: L776-1 has no Hoare annotation [2020-07-10 14:07:46,931 WARN L170 areAnnotationChecker]: L891 has no Hoare annotation [2020-07-10 14:07:46,931 WARN L170 areAnnotationChecker]: L891 has no Hoare annotation [2020-07-10 14:07:46,932 WARN L170 areAnnotationChecker]: L598 has no Hoare annotation [2020-07-10 14:07:46,932 WARN L170 areAnnotationChecker]: L598 has no Hoare annotation [2020-07-10 14:07:46,932 WARN L170 areAnnotationChecker]: L887 has no Hoare annotation [2020-07-10 14:07:46,932 WARN L170 areAnnotationChecker]: L887 has no Hoare annotation [2020-07-10 14:07:46,932 WARN L170 areAnnotationChecker]: L865 has no Hoare annotation [2020-07-10 14:07:46,932 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-10 14:07:46,932 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-10 14:07:46,932 WARN L170 areAnnotationChecker]: L858 has no Hoare annotation [2020-07-10 14:07:46,932 WARN L170 areAnnotationChecker]: L858 has no Hoare annotation [2020-07-10 14:07:46,933 WARN L170 areAnnotationChecker]: L582-1 has no Hoare annotation [2020-07-10 14:07:46,936 WARN L170 areAnnotationChecker]: L678-1 has no Hoare annotation [2020-07-10 14:07:46,936 WARN L170 areAnnotationChecker]: L678-1 has no Hoare annotation [2020-07-10 14:07:46,937 WARN L170 areAnnotationChecker]: L884 has no Hoare annotation [2020-07-10 14:07:46,937 WARN L170 areAnnotationChecker]: L884 has no Hoare annotation [2020-07-10 14:07:46,937 WARN L170 areAnnotationChecker]: isLowWaterLevelEXIT has no Hoare annotation [2020-07-10 14:07:46,937 WARN L170 areAnnotationChecker]: L300 has no Hoare annotation [2020-07-10 14:07:46,937 WARN L170 areAnnotationChecker]: L300 has no Hoare annotation [2020-07-10 14:07:46,937 WARN L170 areAnnotationChecker]: L270 has no Hoare annotation [2020-07-10 14:07:46,937 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-10 14:07:46,937 WARN L170 areAnnotationChecker]: L892 has no Hoare annotation [2020-07-10 14:07:46,937 WARN L170 areAnnotationChecker]: L892 has no Hoare annotation [2020-07-10 14:07:46,938 WARN L170 areAnnotationChecker]: L888 has no Hoare annotation [2020-07-10 14:07:46,939 WARN L170 areAnnotationChecker]: L888 has no Hoare annotation [2020-07-10 14:07:46,939 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-10 14:07:46,939 WARN L170 areAnnotationChecker]: L865 has no Hoare annotation [2020-07-10 14:07:46,939 WARN L170 areAnnotationChecker]: L284 has no Hoare annotation [2020-07-10 14:07:46,940 WARN L170 areAnnotationChecker]: L284 has no Hoare annotation [2020-07-10 14:07:46,940 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:07:46,940 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:07:46,940 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:07:46,940 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:07:46,940 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:07:46,940 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:07:46,940 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-10 14:07:46,940 INFO L163 areAnnotationChecker]: CFG has 44 edges. 44 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-10 14:07:46,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 10.07 02:07:46 BoogieIcfgContainer [2020-07-10 14:07:46,954 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-10 14:07:46,957 INFO L168 Benchmark]: Toolchain (without parser) took 129394.31 ms. Allocated memory was 135.8 MB in the beginning and 1.0 GB in the end (delta: 870.8 MB). Free memory was 97.6 MB in the beginning and 520.6 MB in the end (delta: -423.0 MB). Peak memory consumption was 447.8 MB. Max. memory is 7.1 GB. [2020-07-10 14:07:46,957 INFO L168 Benchmark]: CDTParser took 0.21 ms. Allocated memory is still 135.8 MB. Free memory is still 117.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-10 14:07:46,958 INFO L168 Benchmark]: CACSL2BoogieTranslator took 686.97 ms. Allocated memory was 135.8 MB in the beginning and 198.7 MB in the end (delta: 62.9 MB). Free memory was 97.6 MB in the beginning and 164.2 MB in the end (delta: -66.6 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. [2020-07-10 14:07:46,958 INFO L168 Benchmark]: Boogie Preprocessor took 118.98 ms. Allocated memory is still 198.7 MB. Free memory was 164.2 MB in the beginning and 158.1 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 7.1 GB. [2020-07-10 14:07:46,959 INFO L168 Benchmark]: RCFGBuilder took 1698.49 ms. Allocated memory was 198.7 MB in the beginning and 227.0 MB in the end (delta: 28.3 MB). Free memory was 158.1 MB in the beginning and 88.3 MB in the end (delta: 69.8 MB). Peak memory consumption was 98.2 MB. Max. memory is 7.1 GB. [2020-07-10 14:07:46,960 INFO L168 Benchmark]: TraceAbstraction took 126884.07 ms. Allocated memory was 227.0 MB in the beginning and 1.0 GB in the end (delta: 779.6 MB). Free memory was 88.3 MB in the beginning and 520.6 MB in the end (delta: -432.3 MB). Peak memory consumption was 347.3 MB. Max. memory is 7.1 GB. [2020-07-10 14:07:46,963 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 0.21 ms. Allocated memory is still 135.8 MB. Free memory is still 117.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 686.97 ms. Allocated memory was 135.8 MB in the beginning and 198.7 MB in the end (delta: 62.9 MB). Free memory was 97.6 MB in the beginning and 164.2 MB in the end (delta: -66.6 MB). Peak memory consumption was 27.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 118.98 ms. Allocated memory is still 198.7 MB. Free memory was 164.2 MB in the beginning and 158.1 MB in the end (delta: 6.1 MB). Peak memory consumption was 6.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1698.49 ms. Allocated memory was 198.7 MB in the beginning and 227.0 MB in the end (delta: 28.3 MB). Free memory was 158.1 MB in the beginning and 88.3 MB in the end (delta: 69.8 MB). Peak memory consumption was 98.2 MB. Max. memory is 7.1 GB. * TraceAbstraction took 126884.07 ms. Allocated memory was 227.0 MB in the beginning and 1.0 GB in the end (delta: 779.6 MB). Free memory was 88.3 MB in the beginning and 520.6 MB in the end (delta: -432.3 MB). Peak memory consumption was 347.3 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 44]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 562]: Loop Invariant Derived loop invariant: (((!(0 == \old(pumpRunning)) || !(1 == \old(systemActive))) || ((2 <= waterLevel && 0 == splverifierCounter) && 0 == pumpRunning)) || !(1 == \old(waterLevel))) || ((0 == splverifierCounter && 0 == pumpRunning) && 1 == waterLevel) - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: (!(0 == \old(pumpRunning)) || !(1 == \old(systemActive))) || !(1 == \old(waterLevel)) - InvariantResult [Line: 854]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 844]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 230 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 110.9s, OverallIterations: 6, TraceHistogramMax: 2, AutomataDifference: 88.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 15.7s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 637 SDtfs, 1557 SDslu, 592 SDs, 0 SdLazy, 3259 SolverSat, 1013 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 22.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 268 GetRequests, 201 SyntacticMatches, 1 SemanticMatches, 66 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 167 ImplicationChecksByTransitivity, 8.9s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=694occurred 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: 17.0s AutomataMinimizationTime, 6 MinimizatonAttempts, 245 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 60 LocationsWithAnnotation, 812 PreInvPairs, 863 NumberOfFragments, 1150 HoareAnnotationTreeSize, 812 FomulaSimplifications, 69943 FormulaSimplificationTreeSizeReduction, 3.3s HoareSimplificationTime, 60 FomulaSimplificationsInter, 20770 FormulaSimplificationTreeSizeReductionInter, 11.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 3.7s InterpolantComputationTime, 438 NumberOfCodeBlocks, 438 NumberOfCodeBlocksAsserted, 7 NumberOfCheckSat, 431 ConstructedInterpolants, 0 QuantifiedInterpolants, 122425 SizeOfPredicates, 3 NumberOfNonLiveVariables, 751 ConjunctsInSsa, 15 ConjunctsInUnsatCore, 7 InterpolantComputations, 5 PerfectInterpolantSequences, 37/46 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...