/usr/bin/java -ea -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/product-lines/minepump_spec3_product27.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 21:22:19,524 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 21:22:19,527 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 21:22:19,546 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 21:22:19,546 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 21:22:19,548 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 21:22:19,550 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 21:22:19,564 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 21:22:19,565 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 21:22:19,567 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 21:22:19,569 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 21:22:19,572 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 21:22:19,572 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 21:22:19,576 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 21:22:19,577 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 21:22:19,580 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 21:22:19,582 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 21:22:19,583 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 21:22:19,585 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 21:22:19,588 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 21:22:19,591 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 21:22:19,592 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 21:22:19,593 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 21:22:19,597 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 21:22:19,599 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 21:22:19,599 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 21:22:19,600 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 21:22:19,601 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 21:22:19,602 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 21:22:19,603 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 21:22:19,603 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 21:22:19,604 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 21:22:19,604 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 21:22:19,605 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 21:22:19,606 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 21:22:19,606 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 21:22:19,607 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 21:22:19,607 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 21:22:19,607 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 21:22:19,608 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 21:22:19,609 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 21:22:19,610 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-17 21:22:19,624 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 21:22:19,624 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 21:22:19,625 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 21:22:19,626 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 21:22:19,626 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 21:22:19,626 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 21:22:19,626 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 21:22:19,626 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 21:22:19,627 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 21:22:19,627 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 21:22:19,627 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 21:22:19,627 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 21:22:19,627 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 21:22:19,628 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 21:22:19,628 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 21:22:19,628 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 21:22:19,628 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 21:22:19,629 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 21:22:19,629 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 21:22:19,629 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 21:22:19,629 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 21:22:19,629 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:22:19,630 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 21:22:19,630 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 21:22:19,630 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 21:22:19,630 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 21:22:19,630 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 21:22:19,631 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 21:22:19,631 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 21:22:19,631 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 21:22:19,894 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 21:22:19,911 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 21:22:19,914 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 21:22:19,916 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 21:22:19,916 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 21:22:19,917 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product27.cil.c [2020-07-17 21:22:19,995 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de3b9b4a7/2217efa88243475282d4a024d2488269/FLAG58bee8bb7 [2020-07-17 21:22:20,528 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 21:22:20,529 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product27.cil.c [2020-07-17 21:22:20,543 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de3b9b4a7/2217efa88243475282d4a024d2488269/FLAG58bee8bb7 [2020-07-17 21:22:20,848 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/de3b9b4a7/2217efa88243475282d4a024d2488269 [2020-07-17 21:22:20,857 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 21:22:20,861 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 21:22:20,862 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 21:22:20,862 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 21:22:20,865 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 21:22:20,867 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:22:20" (1/1) ... [2020-07-17 21:22:20,870 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@53131d5b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:22:20, skipping insertion in model container [2020-07-17 21:22:20,870 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:22:20" (1/1) ... [2020-07-17 21:22:20,878 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 21:22:20,935 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 21:22:21,373 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:22:21,387 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 21:22:21,522 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:22:21,556 INFO L208 MainTranslator]: Completed translation [2020-07-17 21:22:21,557 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:22:21 WrapperNode [2020-07-17 21:22:21,557 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 21:22:21,558 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 21:22:21,558 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 21:22:21,558 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 21:22:21,572 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:22:21" (1/1) ... [2020-07-17 21:22:21,573 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:22:21" (1/1) ... [2020-07-17 21:22:21,593 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:22:21" (1/1) ... [2020-07-17 21:22:21,593 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:22:21" (1/1) ... [2020-07-17 21:22:21,642 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:22:21" (1/1) ... [2020-07-17 21:22:21,655 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:22:21" (1/1) ... [2020-07-17 21:22:21,660 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:22:21" (1/1) ... [2020-07-17 21:22:21,669 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 21:22:21,669 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 21:22:21,669 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 21:22:21,669 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 21:22:21,670 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:22:21" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:22:21,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 21:22:21,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 21:22:21,729 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-17 21:22:21,729 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-17 21:22:21,729 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-17 21:22:21,730 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-17 21:22:21,730 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-17 21:22:21,730 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__lowWaterSensor [2020-07-17 21:22:21,730 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-17 21:22:21,730 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-17 21:22:21,731 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-17 21:22:21,731 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-17 21:22:21,731 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-17 21:22:21,731 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterLevel [2020-07-17 21:22:21,731 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-17 21:22:21,731 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:22:21,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-17 21:22:21,732 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-17 21:22:21,732 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-17 21:22:21,732 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-17 21:22:21,732 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-17 21:22:21,732 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-17 21:22:21,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-17 21:22:21,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-17 21:22:21,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-17 21:22:21,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-17 21:22:21,733 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-17 21:22:21,733 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-17 21:22:21,734 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-17 21:22:21,734 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-17 21:22:21,734 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-17 21:22:21,734 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-17 21:22:21,734 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-17 21:22:21,734 INFO L138 BoogieDeclarations]: Found implementation of procedure isLowWaterSensorDry [2020-07-17 21:22:21,734 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-17 21:22:21,735 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-17 21:22:21,735 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-17 21:22:21,735 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-17 21:22:21,735 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 21:22:21,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 21:22:21,735 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 21:22:21,736 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-17 21:22:21,736 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-17 21:22:21,736 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-17 21:22:21,736 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-17 21:22:21,736 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-17 21:22:21,736 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-17 21:22:21,736 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-17 21:22:21,737 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-17 21:22:21,737 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-17 21:22:21,737 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-17 21:22:21,737 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterSensorDry [2020-07-17 21:22:21,737 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-17 21:22:21,737 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-17 21:22:21,738 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-17 21:22:21,738 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-17 21:22:21,738 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:22:21,738 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-17 21:22:21,738 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-17 21:22:21,738 INFO L130 BoogieDeclarations]: Found specification of procedure isLowWaterLevel [2020-07-17 21:22:21,738 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__lowWaterSensor [2020-07-17 21:22:21,739 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-17 21:22:21,739 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 21:22:21,739 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-17 21:22:21,739 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-17 21:22:21,739 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-17 21:22:21,739 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-17 21:22:21,740 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-17 21:22:21,740 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-17 21:22:21,740 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-17 21:22:21,740 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 21:22:21,740 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 21:22:21,740 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-17 21:22:21,740 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 21:22:21,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 21:22:21,741 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 21:22:21,741 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 21:22:21,741 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-17 21:22:21,741 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 21:22:21,741 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-17 21:22:21,742 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-17 21:22:21,742 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 21:22:21,742 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-17 21:22:21,742 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-17 21:22:21,742 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-17 21:22:21,742 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-17 21:22:21,743 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-17 21:22:21,743 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-17 21:22:21,743 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 21:22:21,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 21:22:21,743 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 21:22:21,743 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 21:22:23,363 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 21:22:23,363 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-17 21:22:23,369 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:22:23 BoogieIcfgContainer [2020-07-17 21:22:23,369 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 21:22:23,371 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 21:22:23,371 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 21:22:23,374 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 21:22:23,375 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 09:22:20" (1/3) ... [2020-07-17 21:22:23,376 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b9abacb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:22:23, skipping insertion in model container [2020-07-17 21:22:23,376 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:22:21" (2/3) ... [2020-07-17 21:22:23,377 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@6b9abacb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:22:23, skipping insertion in model container [2020-07-17 21:22:23,377 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:22:23" (3/3) ... [2020-07-17 21:22:23,379 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product27.cil.c [2020-07-17 21:22:23,390 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 21:22:23,398 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 21:22:23,413 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 21:22:23,439 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 21:22:23,440 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 21:22:23,440 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 21:22:23,440 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 21:22:23,440 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 21:22:23,441 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 21:22:23,441 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 21:22:23,441 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 21:22:23,466 INFO L276 IsEmpty]: Start isEmpty. Operand 170 states. [2020-07-17 21:22:23,477 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-17 21:22:23,477 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:22:23,478 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:22:23,479 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:22:23,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:22:23,485 INFO L82 PathProgramCache]: Analyzing trace with hash -527888635, now seen corresponding path program 1 times [2020-07-17 21:22:23,497 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:22:23,497 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1115951231] [2020-07-17 21:22:23,498 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:22:23,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:24,246 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:22:24,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:24,343 INFO L280 TraceCheckUtils]: 0: Hoare triple {196#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(110, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(25);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {173#true} is VALID [2020-07-17 21:22:24,343 INFO L280 TraceCheckUtils]: 1: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-17 21:22:24,344 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {173#true} {173#true} #513#return; {173#true} is VALID [2020-07-17 21:22:24,347 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:24,352 INFO L280 TraceCheckUtils]: 0: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-17 21:22:24,352 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {173#true} {173#true} #419#return; {173#true} is VALID [2020-07-17 21:22:24,353 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:24,357 INFO L280 TraceCheckUtils]: 0: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-17 21:22:24,357 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {173#true} {173#true} #421#return; {173#true} is VALID [2020-07-17 21:22:24,358 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:24,363 INFO L280 TraceCheckUtils]: 0: Hoare triple {173#true} havoc ~retValue_acc~4;~retValue_acc~4 := 1;#res := ~retValue_acc~4; {173#true} is VALID [2020-07-17 21:22:24,363 INFO L280 TraceCheckUtils]: 1: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-17 21:22:24,364 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {173#true} {173#true} #423#return; {173#true} is VALID [2020-07-17 21:22:24,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:24,368 INFO L280 TraceCheckUtils]: 0: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-17 21:22:24,368 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {173#true} {173#true} #425#return; {173#true} is VALID [2020-07-17 21:22:24,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:24,373 INFO L280 TraceCheckUtils]: 0: Hoare triple {173#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {173#true} is VALID [2020-07-17 21:22:24,373 INFO L280 TraceCheckUtils]: 1: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-17 21:22:24,374 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {173#true} {174#false} #505#return; {174#false} is VALID [2020-07-17 21:22:24,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:24,378 INFO L280 TraceCheckUtils]: 0: Hoare triple {173#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {173#true} is VALID [2020-07-17 21:22:24,378 INFO L280 TraceCheckUtils]: 1: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-17 21:22:24,379 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {173#true} {174#false} #507#return; {174#false} is VALID [2020-07-17 21:22:24,380 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:24,384 INFO L280 TraceCheckUtils]: 0: Hoare triple {173#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {173#true} is VALID [2020-07-17 21:22:24,384 INFO L280 TraceCheckUtils]: 1: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-17 21:22:24,384 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {173#true} {174#false} #509#return; {174#false} is VALID [2020-07-17 21:22:24,393 INFO L263 TraceCheckUtils]: 0: Hoare triple {173#true} call ULTIMATE.init(); {196#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:22:24,394 INFO L280 TraceCheckUtils]: 1: Hoare triple {196#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(110, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(25);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {173#true} is VALID [2020-07-17 21:22:24,394 INFO L280 TraceCheckUtils]: 2: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-17 21:22:24,394 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {173#true} {173#true} #513#return; {173#true} is VALID [2020-07-17 21:22:24,395 INFO L263 TraceCheckUtils]: 4: Hoare triple {173#true} call #t~ret74 := main(); {173#true} is VALID [2020-07-17 21:22:24,395 INFO L280 TraceCheckUtils]: 5: Hoare triple {173#true} havoc ~retValue_acc~11;havoc ~tmp~8; {173#true} is VALID [2020-07-17 21:22:24,396 INFO L263 TraceCheckUtils]: 6: Hoare triple {173#true} call select_helpers(); {173#true} is VALID [2020-07-17 21:22:24,396 INFO L280 TraceCheckUtils]: 7: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-17 21:22:24,397 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {173#true} {173#true} #419#return; {173#true} is VALID [2020-07-17 21:22:24,397 INFO L263 TraceCheckUtils]: 9: Hoare triple {173#true} call select_features(); {173#true} is VALID [2020-07-17 21:22:24,398 INFO L280 TraceCheckUtils]: 10: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-17 21:22:24,398 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {173#true} {173#true} #421#return; {173#true} is VALID [2020-07-17 21:22:24,399 INFO L263 TraceCheckUtils]: 12: Hoare triple {173#true} call #t~ret73 := valid_product(); {173#true} is VALID [2020-07-17 21:22:24,399 INFO L280 TraceCheckUtils]: 13: Hoare triple {173#true} havoc ~retValue_acc~4;~retValue_acc~4 := 1;#res := ~retValue_acc~4; {173#true} is VALID [2020-07-17 21:22:24,399 INFO L280 TraceCheckUtils]: 14: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-17 21:22:24,400 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {173#true} {173#true} #423#return; {173#true} is VALID [2020-07-17 21:22:24,400 INFO L280 TraceCheckUtils]: 16: Hoare triple {173#true} assume -2147483648 <= #t~ret73 && #t~ret73 <= 2147483647;~tmp~8 := #t~ret73;havoc #t~ret73; {173#true} is VALID [2020-07-17 21:22:24,400 INFO L280 TraceCheckUtils]: 17: Hoare triple {173#true} assume 0 != ~tmp~8; {173#true} is VALID [2020-07-17 21:22:24,401 INFO L263 TraceCheckUtils]: 18: Hoare triple {173#true} call setup(); {173#true} is VALID [2020-07-17 21:22:24,401 INFO L280 TraceCheckUtils]: 19: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-17 21:22:24,402 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {173#true} {173#true} #425#return; {173#true} is VALID [2020-07-17 21:22:24,402 INFO L263 TraceCheckUtils]: 21: Hoare triple {173#true} call runTest(); {173#true} is VALID [2020-07-17 21:22:24,403 INFO L263 TraceCheckUtils]: 22: Hoare triple {173#true} call test(); {173#true} is VALID [2020-07-17 21:22:24,403 INFO L280 TraceCheckUtils]: 23: Hoare triple {173#true} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {173#true} is VALID [2020-07-17 21:22:24,404 INFO L280 TraceCheckUtils]: 24: Hoare triple {173#true} assume false; {174#false} is VALID [2020-07-17 21:22:24,405 INFO L263 TraceCheckUtils]: 25: Hoare triple {174#false} call cleanup(); {174#false} is VALID [2020-07-17 21:22:24,405 INFO L280 TraceCheckUtils]: 26: Hoare triple {174#false} havoc ~i~0;havoc ~__cil_tmp2~0; {174#false} is VALID [2020-07-17 21:22:24,406 INFO L263 TraceCheckUtils]: 27: Hoare triple {174#false} call timeShift(); {174#false} is VALID [2020-07-17 21:22:24,406 INFO L280 TraceCheckUtils]: 28: Hoare triple {174#false} assume !(0 != ~pumpRunning~0); {174#false} is VALID [2020-07-17 21:22:24,406 INFO L280 TraceCheckUtils]: 29: Hoare triple {174#false} assume !(0 != ~systemActive~0); {174#false} is VALID [2020-07-17 21:22:24,407 INFO L263 TraceCheckUtils]: 30: Hoare triple {174#false} call __utac_acc__Specification3_spec__1(); {174#false} is VALID [2020-07-17 21:22:24,407 INFO L280 TraceCheckUtils]: 31: Hoare triple {174#false} havoc ~tmp~4;havoc ~tmp___0~2;havoc ~tmp___1~1; {174#false} is VALID [2020-07-17 21:22:24,407 INFO L263 TraceCheckUtils]: 32: Hoare triple {174#false} call #t~ret24 := isMethaneLevelCritical(); {173#true} is VALID [2020-07-17 21:22:24,408 INFO L280 TraceCheckUtils]: 33: Hoare triple {173#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {173#true} is VALID [2020-07-17 21:22:24,408 INFO L280 TraceCheckUtils]: 34: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-17 21:22:24,408 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {173#true} {174#false} #505#return; {174#false} is VALID [2020-07-17 21:22:24,408 INFO L280 TraceCheckUtils]: 36: Hoare triple {174#false} assume -2147483648 <= #t~ret24 && #t~ret24 <= 2147483647;~tmp~4 := #t~ret24;havoc #t~ret24; {174#false} is VALID [2020-07-17 21:22:24,409 INFO L280 TraceCheckUtils]: 37: Hoare triple {174#false} assume !(0 != ~tmp~4); {174#false} is VALID [2020-07-17 21:22:24,409 INFO L263 TraceCheckUtils]: 38: Hoare triple {174#false} call #t~ret25 := getWaterLevel(); {173#true} is VALID [2020-07-17 21:22:24,409 INFO L280 TraceCheckUtils]: 39: Hoare triple {173#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {173#true} is VALID [2020-07-17 21:22:24,410 INFO L280 TraceCheckUtils]: 40: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-17 21:22:24,410 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {173#true} {174#false} #507#return; {174#false} is VALID [2020-07-17 21:22:24,410 INFO L280 TraceCheckUtils]: 42: Hoare triple {174#false} assume -2147483648 <= #t~ret25 && #t~ret25 <= 2147483647;~tmp___0~2 := #t~ret25;havoc #t~ret25; {174#false} is VALID [2020-07-17 21:22:24,411 INFO L280 TraceCheckUtils]: 43: Hoare triple {174#false} assume 2 == ~tmp___0~2; {174#false} is VALID [2020-07-17 21:22:24,411 INFO L263 TraceCheckUtils]: 44: Hoare triple {174#false} call #t~ret26 := isPumpRunning(); {173#true} is VALID [2020-07-17 21:22:24,411 INFO L280 TraceCheckUtils]: 45: Hoare triple {173#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {173#true} is VALID [2020-07-17 21:22:24,412 INFO L280 TraceCheckUtils]: 46: Hoare triple {173#true} assume true; {173#true} is VALID [2020-07-17 21:22:24,412 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {173#true} {174#false} #509#return; {174#false} is VALID [2020-07-17 21:22:24,412 INFO L280 TraceCheckUtils]: 48: Hoare triple {174#false} assume -2147483648 <= #t~ret26 && #t~ret26 <= 2147483647;~tmp___1~1 := #t~ret26;havoc #t~ret26; {174#false} is VALID [2020-07-17 21:22:24,413 INFO L280 TraceCheckUtils]: 49: Hoare triple {174#false} assume !(0 != ~tmp___1~1); {174#false} is VALID [2020-07-17 21:22:24,413 INFO L263 TraceCheckUtils]: 50: Hoare triple {174#false} call __automaton_fail(); {174#false} is VALID [2020-07-17 21:22:24,413 INFO L280 TraceCheckUtils]: 51: Hoare triple {174#false} assume !false; {174#false} is VALID [2020-07-17 21:22:24,422 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:22:24,423 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1115951231] [2020-07-17 21:22:24,425 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:22:24,425 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 21:22:24,426 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1152320305] [2020-07-17 21:22:24,434 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:22:24,437 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:22:24,442 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 21:22:24,548 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:24,548 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 21:22:24,549 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:22:24,558 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 21:22:24,559 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:22:24,561 INFO L87 Difference]: Start difference. First operand 170 states. Second operand 3 states. [2020-07-17 21:22:28,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:28,707 INFO L93 Difference]: Finished difference Result 273 states and 360 transitions. [2020-07-17 21:22:28,707 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 21:22:28,707 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:22:28,708 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:22:28,709 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:22:28,740 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 360 transitions. [2020-07-17 21:22:28,740 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:22:28,759 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 360 transitions. [2020-07-17 21:22:28,759 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 360 transitions. [2020-07-17 21:22:29,978 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 360 edges. 360 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:30,001 INFO L225 Difference]: With dead ends: 273 [2020-07-17 21:22:30,001 INFO L226 Difference]: Without dead ends: 148 [2020-07-17 21:22:30,006 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:22:30,025 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 148 states. [2020-07-17 21:22:31,188 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 148 to 116. [2020-07-17 21:22:31,189 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:22:31,190 INFO L82 GeneralOperation]: Start isEquivalent. First operand 148 states. Second operand 116 states. [2020-07-17 21:22:31,190 INFO L74 IsIncluded]: Start isIncluded. First operand 148 states. Second operand 116 states. [2020-07-17 21:22:31,191 INFO L87 Difference]: Start difference. First operand 148 states. Second operand 116 states. [2020-07-17 21:22:31,236 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:31,237 INFO L93 Difference]: Finished difference Result 148 states and 187 transitions. [2020-07-17 21:22:31,237 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 187 transitions. [2020-07-17 21:22:31,245 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:31,246 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:31,246 INFO L74 IsIncluded]: Start isIncluded. First operand 116 states. Second operand 148 states. [2020-07-17 21:22:31,246 INFO L87 Difference]: Start difference. First operand 116 states. Second operand 148 states. [2020-07-17 21:22:31,269 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:31,270 INFO L93 Difference]: Finished difference Result 148 states and 187 transitions. [2020-07-17 21:22:31,270 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 187 transitions. [2020-07-17 21:22:31,281 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:31,281 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:31,281 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:22:31,282 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:22:31,282 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 116 states. [2020-07-17 21:22:31,296 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 116 states to 116 states and 136 transitions. [2020-07-17 21:22:31,298 INFO L78 Accepts]: Start accepts. Automaton has 116 states and 136 transitions. Word has length 52 [2020-07-17 21:22:31,299 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:22:31,299 INFO L479 AbstractCegarLoop]: Abstraction has 116 states and 136 transitions. [2020-07-17 21:22:31,299 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 21:22:31,300 INFO L276 IsEmpty]: Start isEmpty. Operand 116 states and 136 transitions. [2020-07-17 21:22:31,302 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-17 21:22:31,303 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:22:31,304 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:22:31,307 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 21:22:31,308 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:22:31,308 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:22:31,308 INFO L82 PathProgramCache]: Analyzing trace with hash 1019297795, now seen corresponding path program 1 times [2020-07-17 21:22:31,315 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:22:31,316 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [515902190] [2020-07-17 21:22:31,316 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:22:31,472 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:31,821 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:22:31,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:31,878 INFO L280 TraceCheckUtils]: 0: Hoare triple {1065#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(110, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(25);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {1041#true} is VALID [2020-07-17 21:22:31,878 INFO L280 TraceCheckUtils]: 1: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-17 21:22:31,878 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1041#true} {1041#true} #513#return; {1041#true} is VALID [2020-07-17 21:22:31,879 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:31,881 INFO L280 TraceCheckUtils]: 0: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-17 21:22:31,881 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1041#true} {1041#true} #419#return; {1041#true} is VALID [2020-07-17 21:22:31,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:31,884 INFO L280 TraceCheckUtils]: 0: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-17 21:22:31,885 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1041#true} {1041#true} #421#return; {1041#true} is VALID [2020-07-17 21:22:31,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:31,888 INFO L280 TraceCheckUtils]: 0: Hoare triple {1041#true} havoc ~retValue_acc~4;~retValue_acc~4 := 1;#res := ~retValue_acc~4; {1041#true} is VALID [2020-07-17 21:22:31,889 INFO L280 TraceCheckUtils]: 1: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-17 21:22:31,889 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1041#true} {1041#true} #423#return; {1041#true} is VALID [2020-07-17 21:22:31,890 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:31,892 INFO L280 TraceCheckUtils]: 0: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-17 21:22:31,892 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1041#true} {1041#true} #425#return; {1041#true} is VALID [2020-07-17 21:22:31,893 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:31,895 INFO L280 TraceCheckUtils]: 0: Hoare triple {1041#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {1041#true} is VALID [2020-07-17 21:22:31,896 INFO L280 TraceCheckUtils]: 1: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-17 21:22:31,896 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1041#true} {1042#false} #505#return; {1042#false} is VALID [2020-07-17 21:22:31,897 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:31,899 INFO L280 TraceCheckUtils]: 0: Hoare triple {1041#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {1041#true} is VALID [2020-07-17 21:22:31,899 INFO L280 TraceCheckUtils]: 1: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-17 21:22:31,900 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1041#true} {1042#false} #507#return; {1042#false} is VALID [2020-07-17 21:22:31,901 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:31,903 INFO L280 TraceCheckUtils]: 0: Hoare triple {1041#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1041#true} is VALID [2020-07-17 21:22:31,903 INFO L280 TraceCheckUtils]: 1: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-17 21:22:31,904 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1041#true} {1042#false} #509#return; {1042#false} is VALID [2020-07-17 21:22:31,908 INFO L263 TraceCheckUtils]: 0: Hoare triple {1041#true} call ULTIMATE.init(); {1065#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:22:31,908 INFO L280 TraceCheckUtils]: 1: Hoare triple {1065#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(110, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(25);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {1041#true} is VALID [2020-07-17 21:22:31,909 INFO L280 TraceCheckUtils]: 2: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-17 21:22:31,909 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1041#true} {1041#true} #513#return; {1041#true} is VALID [2020-07-17 21:22:31,909 INFO L263 TraceCheckUtils]: 4: Hoare triple {1041#true} call #t~ret74 := main(); {1041#true} is VALID [2020-07-17 21:22:31,910 INFO L280 TraceCheckUtils]: 5: Hoare triple {1041#true} havoc ~retValue_acc~11;havoc ~tmp~8; {1041#true} is VALID [2020-07-17 21:22:31,910 INFO L263 TraceCheckUtils]: 6: Hoare triple {1041#true} call select_helpers(); {1041#true} is VALID [2020-07-17 21:22:31,910 INFO L280 TraceCheckUtils]: 7: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-17 21:22:31,910 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1041#true} {1041#true} #419#return; {1041#true} is VALID [2020-07-17 21:22:31,911 INFO L263 TraceCheckUtils]: 9: Hoare triple {1041#true} call select_features(); {1041#true} is VALID [2020-07-17 21:22:31,911 INFO L280 TraceCheckUtils]: 10: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-17 21:22:31,911 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1041#true} {1041#true} #421#return; {1041#true} is VALID [2020-07-17 21:22:31,911 INFO L263 TraceCheckUtils]: 12: Hoare triple {1041#true} call #t~ret73 := valid_product(); {1041#true} is VALID [2020-07-17 21:22:31,912 INFO L280 TraceCheckUtils]: 13: Hoare triple {1041#true} havoc ~retValue_acc~4;~retValue_acc~4 := 1;#res := ~retValue_acc~4; {1041#true} is VALID [2020-07-17 21:22:31,912 INFO L280 TraceCheckUtils]: 14: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-17 21:22:31,912 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1041#true} {1041#true} #423#return; {1041#true} is VALID [2020-07-17 21:22:31,912 INFO L280 TraceCheckUtils]: 16: Hoare triple {1041#true} assume -2147483648 <= #t~ret73 && #t~ret73 <= 2147483647;~tmp~8 := #t~ret73;havoc #t~ret73; {1041#true} is VALID [2020-07-17 21:22:31,913 INFO L280 TraceCheckUtils]: 17: Hoare triple {1041#true} assume 0 != ~tmp~8; {1041#true} is VALID [2020-07-17 21:22:31,913 INFO L263 TraceCheckUtils]: 18: Hoare triple {1041#true} call setup(); {1041#true} is VALID [2020-07-17 21:22:31,913 INFO L280 TraceCheckUtils]: 19: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-17 21:22:31,914 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1041#true} {1041#true} #425#return; {1041#true} is VALID [2020-07-17 21:22:31,914 INFO L263 TraceCheckUtils]: 21: Hoare triple {1041#true} call runTest(); {1041#true} is VALID [2020-07-17 21:22:31,914 INFO L263 TraceCheckUtils]: 22: Hoare triple {1041#true} call test(); {1041#true} is VALID [2020-07-17 21:22:31,915 INFO L280 TraceCheckUtils]: 23: Hoare triple {1041#true} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1055#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:22:31,916 INFO L280 TraceCheckUtils]: 24: Hoare triple {1055#(= 0 test_~splverifierCounter~0)} assume !false; {1055#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:22:31,917 INFO L280 TraceCheckUtils]: 25: Hoare triple {1055#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1042#false} is VALID [2020-07-17 21:22:31,917 INFO L263 TraceCheckUtils]: 26: Hoare triple {1042#false} call cleanup(); {1042#false} is VALID [2020-07-17 21:22:31,917 INFO L280 TraceCheckUtils]: 27: Hoare triple {1042#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1042#false} is VALID [2020-07-17 21:22:31,917 INFO L263 TraceCheckUtils]: 28: Hoare triple {1042#false} call timeShift(); {1042#false} is VALID [2020-07-17 21:22:31,918 INFO L280 TraceCheckUtils]: 29: Hoare triple {1042#false} assume !(0 != ~pumpRunning~0); {1042#false} is VALID [2020-07-17 21:22:31,918 INFO L280 TraceCheckUtils]: 30: Hoare triple {1042#false} assume !(0 != ~systemActive~0); {1042#false} is VALID [2020-07-17 21:22:31,918 INFO L263 TraceCheckUtils]: 31: Hoare triple {1042#false} call __utac_acc__Specification3_spec__1(); {1042#false} is VALID [2020-07-17 21:22:31,918 INFO L280 TraceCheckUtils]: 32: Hoare triple {1042#false} havoc ~tmp~4;havoc ~tmp___0~2;havoc ~tmp___1~1; {1042#false} is VALID [2020-07-17 21:22:31,919 INFO L263 TraceCheckUtils]: 33: Hoare triple {1042#false} call #t~ret24 := isMethaneLevelCritical(); {1041#true} is VALID [2020-07-17 21:22:31,919 INFO L280 TraceCheckUtils]: 34: Hoare triple {1041#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {1041#true} is VALID [2020-07-17 21:22:31,919 INFO L280 TraceCheckUtils]: 35: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-17 21:22:31,919 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1041#true} {1042#false} #505#return; {1042#false} is VALID [2020-07-17 21:22:31,920 INFO L280 TraceCheckUtils]: 37: Hoare triple {1042#false} assume -2147483648 <= #t~ret24 && #t~ret24 <= 2147483647;~tmp~4 := #t~ret24;havoc #t~ret24; {1042#false} is VALID [2020-07-17 21:22:31,920 INFO L280 TraceCheckUtils]: 38: Hoare triple {1042#false} assume !(0 != ~tmp~4); {1042#false} is VALID [2020-07-17 21:22:31,920 INFO L263 TraceCheckUtils]: 39: Hoare triple {1042#false} call #t~ret25 := getWaterLevel(); {1041#true} is VALID [2020-07-17 21:22:31,920 INFO L280 TraceCheckUtils]: 40: Hoare triple {1041#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {1041#true} is VALID [2020-07-17 21:22:31,921 INFO L280 TraceCheckUtils]: 41: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-17 21:22:31,921 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1041#true} {1042#false} #507#return; {1042#false} is VALID [2020-07-17 21:22:31,921 INFO L280 TraceCheckUtils]: 43: Hoare triple {1042#false} assume -2147483648 <= #t~ret25 && #t~ret25 <= 2147483647;~tmp___0~2 := #t~ret25;havoc #t~ret25; {1042#false} is VALID [2020-07-17 21:22:31,921 INFO L280 TraceCheckUtils]: 44: Hoare triple {1042#false} assume 2 == ~tmp___0~2; {1042#false} is VALID [2020-07-17 21:22:31,922 INFO L263 TraceCheckUtils]: 45: Hoare triple {1042#false} call #t~ret26 := isPumpRunning(); {1041#true} is VALID [2020-07-17 21:22:31,922 INFO L280 TraceCheckUtils]: 46: Hoare triple {1041#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1041#true} is VALID [2020-07-17 21:22:31,922 INFO L280 TraceCheckUtils]: 47: Hoare triple {1041#true} assume true; {1041#true} is VALID [2020-07-17 21:22:31,922 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {1041#true} {1042#false} #509#return; {1042#false} is VALID [2020-07-17 21:22:31,923 INFO L280 TraceCheckUtils]: 49: Hoare triple {1042#false} assume -2147483648 <= #t~ret26 && #t~ret26 <= 2147483647;~tmp___1~1 := #t~ret26;havoc #t~ret26; {1042#false} is VALID [2020-07-17 21:22:31,923 INFO L280 TraceCheckUtils]: 50: Hoare triple {1042#false} assume !(0 != ~tmp___1~1); {1042#false} is VALID [2020-07-17 21:22:31,923 INFO L263 TraceCheckUtils]: 51: Hoare triple {1042#false} call __automaton_fail(); {1042#false} is VALID [2020-07-17 21:22:31,923 INFO L280 TraceCheckUtils]: 52: Hoare triple {1042#false} assume !false; {1042#false} is VALID [2020-07-17 21:22:31,930 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:22:31,930 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [515902190] [2020-07-17 21:22:31,930 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:22:31,930 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 21:22:31,931 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1346320563] [2020-07-17 21:22:31,932 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:22:31,933 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:22:31,933 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 21:22:32,004 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:32,005 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 21:22:32,005 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:22:32,005 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 21:22:32,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 21:22:32,006 INFO L87 Difference]: Start difference. First operand 116 states and 136 transitions. Second operand 4 states. [2020-07-17 21:22:33,195 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:22:36,244 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:36,244 INFO L93 Difference]: Finished difference Result 200 states and 243 transitions. [2020-07-17 21:22:36,245 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 21:22:36,245 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:22:36,245 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:22:36,245 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:22:36,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 243 transitions. [2020-07-17 21:22:36,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:22:36,258 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 243 transitions. [2020-07-17 21:22:36,258 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 243 transitions. [2020-07-17 21:22:37,087 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 243 edges. 243 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:37,094 INFO L225 Difference]: With dead ends: 200 [2020-07-17 21:22:37,095 INFO L226 Difference]: Without dead ends: 132 [2020-07-17 21:22:37,096 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.5s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-17 21:22:37,097 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 132 states. [2020-07-17 21:22:38,245 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 132 to 107. [2020-07-17 21:22:38,245 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:22:38,246 INFO L82 GeneralOperation]: Start isEquivalent. First operand 132 states. Second operand 107 states. [2020-07-17 21:22:38,246 INFO L74 IsIncluded]: Start isIncluded. First operand 132 states. Second operand 107 states. [2020-07-17 21:22:38,246 INFO L87 Difference]: Start difference. First operand 132 states. Second operand 107 states. [2020-07-17 21:22:38,254 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:38,254 INFO L93 Difference]: Finished difference Result 132 states and 163 transitions. [2020-07-17 21:22:38,254 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 163 transitions. [2020-07-17 21:22:38,255 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:38,256 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:38,256 INFO L74 IsIncluded]: Start isIncluded. First operand 107 states. Second operand 132 states. [2020-07-17 21:22:38,256 INFO L87 Difference]: Start difference. First operand 107 states. Second operand 132 states. [2020-07-17 21:22:38,263 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:38,264 INFO L93 Difference]: Finished difference Result 132 states and 163 transitions. [2020-07-17 21:22:38,264 INFO L276 IsEmpty]: Start isEmpty. Operand 132 states and 163 transitions. [2020-07-17 21:22:38,265 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:38,265 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:38,265 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:22:38,265 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:22:38,265 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 107 states. [2020-07-17 21:22:38,270 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 107 states to 107 states and 124 transitions. [2020-07-17 21:22:38,270 INFO L78 Accepts]: Start accepts. Automaton has 107 states and 124 transitions. Word has length 53 [2020-07-17 21:22:38,270 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:22:38,270 INFO L479 AbstractCegarLoop]: Abstraction has 107 states and 124 transitions. [2020-07-17 21:22:38,271 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 21:22:38,271 INFO L276 IsEmpty]: Start isEmpty. Operand 107 states and 124 transitions. [2020-07-17 21:22:38,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-17 21:22:38,272 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:22:38,273 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:22:38,273 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 21:22:38,273 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:22:38,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:22:38,273 INFO L82 PathProgramCache]: Analyzing trace with hash -1975816461, now seen corresponding path program 1 times [2020-07-17 21:22:38,274 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:22:38,274 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1091576441] [2020-07-17 21:22:38,274 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:22:38,309 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:38,649 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:22:38,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:38,744 INFO L280 TraceCheckUtils]: 0: Hoare triple {1800#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(110, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(25);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {1778#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:38,750 INFO L280 TraceCheckUtils]: 1: Hoare triple {1778#(= 1 ~systemActive~0)} assume true; {1778#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:38,750 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1778#(= 1 ~systemActive~0)} {1773#true} #513#return; {1778#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:38,752 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:38,754 INFO L280 TraceCheckUtils]: 0: Hoare triple {1773#true} assume true; {1773#true} is VALID [2020-07-17 21:22:38,755 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1773#true} {1778#(= 1 ~systemActive~0)} #419#return; {1778#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:38,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:38,758 INFO L280 TraceCheckUtils]: 0: Hoare triple {1773#true} assume true; {1773#true} is VALID [2020-07-17 21:22:38,759 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1773#true} {1778#(= 1 ~systemActive~0)} #421#return; {1778#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:38,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:38,819 INFO L280 TraceCheckUtils]: 0: Hoare triple {1773#true} havoc ~retValue_acc~4;~retValue_acc~4 := 1;#res := ~retValue_acc~4; {1801#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:22:38,820 INFO L280 TraceCheckUtils]: 1: Hoare triple {1801#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1801#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:22:38,821 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1801#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1778#(= 1 ~systemActive~0)} #423#return; {1786#(= |main_#t~ret73| ~systemActive~0)} is VALID [2020-07-17 21:22:38,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:38,825 INFO L280 TraceCheckUtils]: 0: Hoare triple {1773#true} assume true; {1773#true} is VALID [2020-07-17 21:22:38,825 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1773#true} {1788#(not (= 0 ~systemActive~0))} #425#return; {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:38,826 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:38,828 INFO L280 TraceCheckUtils]: 0: Hoare triple {1773#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {1773#true} is VALID [2020-07-17 21:22:38,829 INFO L280 TraceCheckUtils]: 1: Hoare triple {1773#true} assume true; {1773#true} is VALID [2020-07-17 21:22:38,829 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1773#true} {1774#false} #505#return; {1774#false} is VALID [2020-07-17 21:22:38,830 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:38,832 INFO L280 TraceCheckUtils]: 0: Hoare triple {1773#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {1773#true} is VALID [2020-07-17 21:22:38,832 INFO L280 TraceCheckUtils]: 1: Hoare triple {1773#true} assume true; {1773#true} is VALID [2020-07-17 21:22:38,833 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1773#true} {1774#false} #507#return; {1774#false} is VALID [2020-07-17 21:22:38,833 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:38,836 INFO L280 TraceCheckUtils]: 0: Hoare triple {1773#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1773#true} is VALID [2020-07-17 21:22:38,836 INFO L280 TraceCheckUtils]: 1: Hoare triple {1773#true} assume true; {1773#true} is VALID [2020-07-17 21:22:38,836 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1773#true} {1774#false} #509#return; {1774#false} is VALID [2020-07-17 21:22:38,841 INFO L263 TraceCheckUtils]: 0: Hoare triple {1773#true} call ULTIMATE.init(); {1800#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:22:38,846 INFO L280 TraceCheckUtils]: 1: Hoare triple {1800#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(110, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(25);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {1778#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:38,847 INFO L280 TraceCheckUtils]: 2: Hoare triple {1778#(= 1 ~systemActive~0)} assume true; {1778#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:38,847 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1778#(= 1 ~systemActive~0)} {1773#true} #513#return; {1778#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:38,848 INFO L263 TraceCheckUtils]: 4: Hoare triple {1778#(= 1 ~systemActive~0)} call #t~ret74 := main(); {1778#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:38,848 INFO L280 TraceCheckUtils]: 5: Hoare triple {1778#(= 1 ~systemActive~0)} havoc ~retValue_acc~11;havoc ~tmp~8; {1778#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:38,848 INFO L263 TraceCheckUtils]: 6: Hoare triple {1778#(= 1 ~systemActive~0)} call select_helpers(); {1773#true} is VALID [2020-07-17 21:22:38,849 INFO L280 TraceCheckUtils]: 7: Hoare triple {1773#true} assume true; {1773#true} is VALID [2020-07-17 21:22:38,849 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1773#true} {1778#(= 1 ~systemActive~0)} #419#return; {1778#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:38,849 INFO L263 TraceCheckUtils]: 9: Hoare triple {1778#(= 1 ~systemActive~0)} call select_features(); {1773#true} is VALID [2020-07-17 21:22:38,849 INFO L280 TraceCheckUtils]: 10: Hoare triple {1773#true} assume true; {1773#true} is VALID [2020-07-17 21:22:38,850 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1773#true} {1778#(= 1 ~systemActive~0)} #421#return; {1778#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:22:38,850 INFO L263 TraceCheckUtils]: 12: Hoare triple {1778#(= 1 ~systemActive~0)} call #t~ret73 := valid_product(); {1773#true} is VALID [2020-07-17 21:22:38,851 INFO L280 TraceCheckUtils]: 13: Hoare triple {1773#true} havoc ~retValue_acc~4;~retValue_acc~4 := 1;#res := ~retValue_acc~4; {1801#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:22:38,851 INFO L280 TraceCheckUtils]: 14: Hoare triple {1801#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1801#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:22:38,852 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1801#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1778#(= 1 ~systemActive~0)} #423#return; {1786#(= |main_#t~ret73| ~systemActive~0)} is VALID [2020-07-17 21:22:38,852 INFO L280 TraceCheckUtils]: 16: Hoare triple {1786#(= |main_#t~ret73| ~systemActive~0)} assume -2147483648 <= #t~ret73 && #t~ret73 <= 2147483647;~tmp~8 := #t~ret73;havoc #t~ret73; {1787#(= main_~tmp~8 ~systemActive~0)} is VALID [2020-07-17 21:22:38,853 INFO L280 TraceCheckUtils]: 17: Hoare triple {1787#(= main_~tmp~8 ~systemActive~0)} assume 0 != ~tmp~8; {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:38,853 INFO L263 TraceCheckUtils]: 18: Hoare triple {1788#(not (= 0 ~systemActive~0))} call setup(); {1773#true} is VALID [2020-07-17 21:22:38,854 INFO L280 TraceCheckUtils]: 19: Hoare triple {1773#true} assume true; {1773#true} is VALID [2020-07-17 21:22:38,854 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1773#true} {1788#(not (= 0 ~systemActive~0))} #425#return; {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:38,855 INFO L263 TraceCheckUtils]: 21: Hoare triple {1788#(not (= 0 ~systemActive~0))} call runTest(); {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:38,855 INFO L263 TraceCheckUtils]: 22: Hoare triple {1788#(not (= 0 ~systemActive~0))} call test(); {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:38,856 INFO L280 TraceCheckUtils]: 23: Hoare triple {1788#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:38,857 INFO L280 TraceCheckUtils]: 24: Hoare triple {1788#(not (= 0 ~systemActive~0))} assume !false; {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:38,860 INFO L280 TraceCheckUtils]: 25: Hoare triple {1788#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:38,860 INFO L280 TraceCheckUtils]: 26: Hoare triple {1788#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~tmp~0 := #t~nondet0;havoc #t~nondet0; {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:38,861 INFO L280 TraceCheckUtils]: 27: Hoare triple {1788#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~0); {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:38,861 INFO L280 TraceCheckUtils]: 28: Hoare triple {1788#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~tmp___0~0 := #t~nondet1;havoc #t~nondet1; {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:38,862 INFO L280 TraceCheckUtils]: 29: Hoare triple {1788#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~0); {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:38,865 INFO L280 TraceCheckUtils]: 30: Hoare triple {1788#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647;~tmp___2~0 := #t~nondet2;havoc #t~nondet2; {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:38,867 INFO L280 TraceCheckUtils]: 31: Hoare triple {1788#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:38,869 INFO L263 TraceCheckUtils]: 32: Hoare triple {1788#(not (= 0 ~systemActive~0))} call timeShift(); {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:38,869 INFO L280 TraceCheckUtils]: 33: Hoare triple {1788#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1788#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:22:38,869 INFO L280 TraceCheckUtils]: 34: Hoare triple {1788#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1774#false} is VALID [2020-07-17 21:22:38,870 INFO L263 TraceCheckUtils]: 35: Hoare triple {1774#false} call __utac_acc__Specification3_spec__1(); {1774#false} is VALID [2020-07-17 21:22:38,870 INFO L280 TraceCheckUtils]: 36: Hoare triple {1774#false} havoc ~tmp~4;havoc ~tmp___0~2;havoc ~tmp___1~1; {1774#false} is VALID [2020-07-17 21:22:38,870 INFO L263 TraceCheckUtils]: 37: Hoare triple {1774#false} call #t~ret24 := isMethaneLevelCritical(); {1773#true} is VALID [2020-07-17 21:22:38,870 INFO L280 TraceCheckUtils]: 38: Hoare triple {1773#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {1773#true} is VALID [2020-07-17 21:22:38,870 INFO L280 TraceCheckUtils]: 39: Hoare triple {1773#true} assume true; {1773#true} is VALID [2020-07-17 21:22:38,870 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {1773#true} {1774#false} #505#return; {1774#false} is VALID [2020-07-17 21:22:38,871 INFO L280 TraceCheckUtils]: 41: Hoare triple {1774#false} assume -2147483648 <= #t~ret24 && #t~ret24 <= 2147483647;~tmp~4 := #t~ret24;havoc #t~ret24; {1774#false} is VALID [2020-07-17 21:22:38,871 INFO L280 TraceCheckUtils]: 42: Hoare triple {1774#false} assume !(0 != ~tmp~4); {1774#false} is VALID [2020-07-17 21:22:38,871 INFO L263 TraceCheckUtils]: 43: Hoare triple {1774#false} call #t~ret25 := getWaterLevel(); {1773#true} is VALID [2020-07-17 21:22:38,871 INFO L280 TraceCheckUtils]: 44: Hoare triple {1773#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {1773#true} is VALID [2020-07-17 21:22:38,871 INFO L280 TraceCheckUtils]: 45: Hoare triple {1773#true} assume true; {1773#true} is VALID [2020-07-17 21:22:38,872 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1773#true} {1774#false} #507#return; {1774#false} is VALID [2020-07-17 21:22:38,872 INFO L280 TraceCheckUtils]: 47: Hoare triple {1774#false} assume -2147483648 <= #t~ret25 && #t~ret25 <= 2147483647;~tmp___0~2 := #t~ret25;havoc #t~ret25; {1774#false} is VALID [2020-07-17 21:22:38,872 INFO L280 TraceCheckUtils]: 48: Hoare triple {1774#false} assume 2 == ~tmp___0~2; {1774#false} is VALID [2020-07-17 21:22:38,872 INFO L263 TraceCheckUtils]: 49: Hoare triple {1774#false} call #t~ret26 := isPumpRunning(); {1773#true} is VALID [2020-07-17 21:22:38,873 INFO L280 TraceCheckUtils]: 50: Hoare triple {1773#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {1773#true} is VALID [2020-07-17 21:22:38,873 INFO L280 TraceCheckUtils]: 51: Hoare triple {1773#true} assume true; {1773#true} is VALID [2020-07-17 21:22:38,873 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {1773#true} {1774#false} #509#return; {1774#false} is VALID [2020-07-17 21:22:38,873 INFO L280 TraceCheckUtils]: 53: Hoare triple {1774#false} assume -2147483648 <= #t~ret26 && #t~ret26 <= 2147483647;~tmp___1~1 := #t~ret26;havoc #t~ret26; {1774#false} is VALID [2020-07-17 21:22:38,873 INFO L280 TraceCheckUtils]: 54: Hoare triple {1774#false} assume !(0 != ~tmp___1~1); {1774#false} is VALID [2020-07-17 21:22:38,873 INFO L263 TraceCheckUtils]: 55: Hoare triple {1774#false} call __automaton_fail(); {1774#false} is VALID [2020-07-17 21:22:38,874 INFO L280 TraceCheckUtils]: 56: Hoare triple {1774#false} assume !false; {1774#false} is VALID [2020-07-17 21:22:38,881 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:22:38,882 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1091576441] [2020-07-17 21:22:38,882 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:22:38,882 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:22:38,882 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36747945] [2020-07-17 21:22:38,883 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-17 21:22:38,883 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:22:38,884 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:22:38,953 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:38,953 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:22:38,954 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:22:38,954 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:22:38,954 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:22:38,954 INFO L87 Difference]: Start difference. First operand 107 states and 124 transitions. Second operand 8 states. [2020-07-17 21:22:39,696 WARN L193 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:22:40,575 WARN L193 SmtUtils]: Spent 224.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:22:40,953 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:41,299 WARN L193 SmtUtils]: Spent 246.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:22:44,784 WARN L193 SmtUtils]: Spent 243.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:22:53,964 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:53,965 INFO L93 Difference]: Finished difference Result 375 states and 465 transitions. [2020-07-17 21:22:53,965 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-17 21:22:53,965 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-17 21:22:53,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:22:53,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:22:53,976 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 465 transitions. [2020-07-17 21:22:53,977 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:22:53,987 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 465 transitions. [2020-07-17 21:22:53,987 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 465 transitions. [2020-07-17 21:22:55,657 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 465 edges. 465 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:55,670 INFO L225 Difference]: With dead ends: 375 [2020-07-17 21:22:55,670 INFO L226 Difference]: Without dead ends: 292 [2020-07-17 21:22:55,672 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 31 GetRequests, 20 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 1.8s TimeCoverageRelationStatistics Valid=48, Invalid=108, Unknown=0, NotChecked=0, Total=156 [2020-07-17 21:22:55,673 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 292 states. [2020-07-17 21:22:58,278 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 292 to 238. [2020-07-17 21:22:58,279 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:22:58,279 INFO L82 GeneralOperation]: Start isEquivalent. First operand 292 states. Second operand 238 states. [2020-07-17 21:22:58,279 INFO L74 IsIncluded]: Start isIncluded. First operand 292 states. Second operand 238 states. [2020-07-17 21:22:58,279 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 238 states. [2020-07-17 21:22:58,301 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:58,302 INFO L93 Difference]: Finished difference Result 292 states and 358 transitions. [2020-07-17 21:22:58,302 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 358 transitions. [2020-07-17 21:22:58,308 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:58,308 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:58,308 INFO L74 IsIncluded]: Start isIncluded. First operand 238 states. Second operand 292 states. [2020-07-17 21:22:58,308 INFO L87 Difference]: Start difference. First operand 238 states. Second operand 292 states. [2020-07-17 21:22:58,325 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:22:58,325 INFO L93 Difference]: Finished difference Result 292 states and 358 transitions. [2020-07-17 21:22:58,325 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 358 transitions. [2020-07-17 21:22:58,326 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:22:58,326 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:22:58,327 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:22:58,327 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:22:58,327 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 238 states. [2020-07-17 21:22:58,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 238 states to 238 states and 287 transitions. [2020-07-17 21:22:58,338 INFO L78 Accepts]: Start accepts. Automaton has 238 states and 287 transitions. Word has length 57 [2020-07-17 21:22:58,338 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:22:58,338 INFO L479 AbstractCegarLoop]: Abstraction has 238 states and 287 transitions. [2020-07-17 21:22:58,338 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:22:58,338 INFO L276 IsEmpty]: Start isEmpty. Operand 238 states and 287 transitions. [2020-07-17 21:22:58,340 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-17 21:22:58,340 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:22:58,340 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:22:58,340 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 21:22:58,340 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:22:58,341 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:22:58,341 INFO L82 PathProgramCache]: Analyzing trace with hash -872029399, now seen corresponding path program 1 times [2020-07-17 21:22:58,341 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:22:58,341 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [799354233] [2020-07-17 21:22:58,341 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:22:58,369 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:58,688 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:22:58,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:58,772 INFO L280 TraceCheckUtils]: 0: Hoare triple {3290#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(110, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(25);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,773 INFO L280 TraceCheckUtils]: 1: Hoare triple {3265#(= 1 ~waterLevel~0)} assume true; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,774 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3265#(= 1 ~waterLevel~0)} {3260#true} #513#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:58,777 INFO L280 TraceCheckUtils]: 0: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-17 21:22:58,778 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3260#true} {3265#(= 1 ~waterLevel~0)} #419#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,779 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:58,781 INFO L280 TraceCheckUtils]: 0: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-17 21:22:58,782 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3260#true} {3265#(= 1 ~waterLevel~0)} #421#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:58,786 INFO L280 TraceCheckUtils]: 0: Hoare triple {3260#true} havoc ~retValue_acc~4;~retValue_acc~4 := 1;#res := ~retValue_acc~4; {3260#true} is VALID [2020-07-17 21:22:58,786 INFO L280 TraceCheckUtils]: 1: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-17 21:22:58,787 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3260#true} {3265#(= 1 ~waterLevel~0)} #423#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:58,790 INFO L280 TraceCheckUtils]: 0: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-17 21:22:58,791 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3260#true} {3265#(= 1 ~waterLevel~0)} #425#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,807 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:58,815 INFO L280 TraceCheckUtils]: 0: Hoare triple {3291#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3260#true} is VALID [2020-07-17 21:22:58,815 INFO L280 TraceCheckUtils]: 1: Hoare triple {3260#true} ~systemActive~0 := 0; {3260#true} is VALID [2020-07-17 21:22:58,815 INFO L280 TraceCheckUtils]: 2: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-17 21:22:58,816 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3260#true} {3265#(= 1 ~waterLevel~0)} #475#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,817 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:58,820 INFO L280 TraceCheckUtils]: 0: Hoare triple {3260#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {3260#true} is VALID [2020-07-17 21:22:58,820 INFO L280 TraceCheckUtils]: 1: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-17 21:22:58,821 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3260#true} {3265#(= 1 ~waterLevel~0)} #505#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,822 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:58,840 INFO L280 TraceCheckUtils]: 0: Hoare triple {3260#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {3292#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:22:58,841 INFO L280 TraceCheckUtils]: 1: Hoare triple {3292#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3292#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:22:58,842 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3292#(= |getWaterLevel_#res| ~waterLevel~0)} {3265#(= 1 ~waterLevel~0)} #507#return; {3285#(= 1 |__utac_acc__Specification3_spec__1_#t~ret25|)} is VALID [2020-07-17 21:22:58,843 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:22:58,845 INFO L280 TraceCheckUtils]: 0: Hoare triple {3260#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {3260#true} is VALID [2020-07-17 21:22:58,845 INFO L280 TraceCheckUtils]: 1: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-17 21:22:58,846 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3260#true} {3261#false} #509#return; {3261#false} is VALID [2020-07-17 21:22:58,850 INFO L263 TraceCheckUtils]: 0: Hoare triple {3260#true} call ULTIMATE.init(); {3290#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-17 21:22:58,856 INFO L280 TraceCheckUtils]: 1: Hoare triple {3290#(and (= |#t~string59.offset| |old(#t~string59.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string72.offset| |old(#t~string72.offset)|) (= |#t~string48.base| |old(#t~string48.base)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string48.offset| |old(#t~string48.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string50.base| |old(#t~string50.base)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string72.base| |old(#t~string72.base)|) (= |#t~string57.base| |old(#t~string57.base)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string70.offset| |old(#t~string70.offset)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= |#t~string57.offset| |old(#t~string57.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string49.offset| |old(#t~string49.offset)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string22.base| |old(#t~string22.base)|) (= |#t~string50.offset| |old(#t~string50.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= |#t~string59.base| |old(#t~string59.base)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string70.base| |old(#t~string70.base)|) (= |#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~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#length)| |#length|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string20.base| |old(#t~string20.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string49.base| |old(#t~string49.base)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(13);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string10.base, #t~string10.offset, 1);call write~init~int(110, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 2 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(102, #t~string12.base, 2 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 3 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string14.base, #t~string14.offset, 1);call write~init~int(80, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(117, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(109, #t~string14.base, 3 + #t~string14.offset, 1);call write~init~int(112, #t~string14.base, 4 + #t~string14.offset, 1);call write~init~int(58, #t~string14.base, 5 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 6 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string16.base, #t~string16.offset, 1);call write~init~int(110, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string18.base, #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 1 + #t~string18.offset, 1);call write~init~int(102, #t~string18.base, 2 + #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 3 + #t~string18.offset, 1);call #t~string20.base, #t~string20.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string20.base, #t~string20.offset, 1);call write~init~int(32, #t~string20.base, 1 + #t~string20.offset, 1);call write~init~int(0, #t~string20.base, 2 + #t~string20.offset, 1);call #t~string22.base, #t~string22.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string22.base, #t~string22.offset, 1);call write~init~int(0, #t~string22.base, 1 + #t~string22.offset, 1);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(30);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(9);call #t~string48.base, #t~string48.offset := #Ultimate.allocOnStack(21);call #t~string49.base, #t~string49.offset := #Ultimate.allocOnStack(30);call #t~string50.base, #t~string50.offset := #Ultimate.allocOnStack(9);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(21);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(30);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(9);call #t~string57.base, #t~string57.offset := #Ultimate.allocOnStack(25);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(30);call #t~string59.base, #t~string59.offset := #Ultimate.allocOnStack(9);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(25);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(13);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string66.base, #t~string66.offset, 1);call write~init~int(77, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(101, #t~string66.base, 2 + #t~string66.offset, 1);call write~init~int(116, #t~string66.base, 3 + #t~string66.offset, 1);call write~init~int(104, #t~string66.base, 4 + #t~string66.offset, 1);call write~init~int(58, #t~string66.base, 5 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 6 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string68.base, #t~string68.offset, 1);call write~init~int(82, #t~string68.base, 1 + #t~string68.offset, 1);call write~init~int(73, #t~string68.base, 2 + #t~string68.offset, 1);call write~init~int(84, #t~string68.base, 3 + #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 4 + #t~string68.offset, 1);call #t~string70.base, #t~string70.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string70.base, #t~string70.offset, 1);call write~init~int(75, #t~string70.base, 1 + #t~string70.offset, 1);call write~init~int(0, #t~string70.base, 2 + #t~string70.offset, 1);call #t~string72.base, #t~string72.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string72.base, #t~string72.offset, 1);call write~init~int(0, #t~string72.base, 1 + #t~string72.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~cleanupTimeShifts~0 := 4; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,857 INFO L280 TraceCheckUtils]: 2: Hoare triple {3265#(= 1 ~waterLevel~0)} assume true; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,858 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3265#(= 1 ~waterLevel~0)} {3260#true} #513#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,858 INFO L263 TraceCheckUtils]: 4: Hoare triple {3265#(= 1 ~waterLevel~0)} call #t~ret74 := main(); {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,859 INFO L280 TraceCheckUtils]: 5: Hoare triple {3265#(= 1 ~waterLevel~0)} havoc ~retValue_acc~11;havoc ~tmp~8; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,859 INFO L263 TraceCheckUtils]: 6: Hoare triple {3265#(= 1 ~waterLevel~0)} call select_helpers(); {3260#true} is VALID [2020-07-17 21:22:58,860 INFO L280 TraceCheckUtils]: 7: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-17 21:22:58,860 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3260#true} {3265#(= 1 ~waterLevel~0)} #419#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,860 INFO L263 TraceCheckUtils]: 9: Hoare triple {3265#(= 1 ~waterLevel~0)} call select_features(); {3260#true} is VALID [2020-07-17 21:22:58,861 INFO L280 TraceCheckUtils]: 10: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-17 21:22:58,861 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3260#true} {3265#(= 1 ~waterLevel~0)} #421#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,862 INFO L263 TraceCheckUtils]: 12: Hoare triple {3265#(= 1 ~waterLevel~0)} call #t~ret73 := valid_product(); {3260#true} is VALID [2020-07-17 21:22:58,862 INFO L280 TraceCheckUtils]: 13: Hoare triple {3260#true} havoc ~retValue_acc~4;~retValue_acc~4 := 1;#res := ~retValue_acc~4; {3260#true} is VALID [2020-07-17 21:22:58,862 INFO L280 TraceCheckUtils]: 14: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-17 21:22:58,863 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3260#true} {3265#(= 1 ~waterLevel~0)} #423#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,863 INFO L280 TraceCheckUtils]: 16: Hoare triple {3265#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret73 && #t~ret73 <= 2147483647;~tmp~8 := #t~ret73;havoc #t~ret73; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,864 INFO L280 TraceCheckUtils]: 17: Hoare triple {3265#(= 1 ~waterLevel~0)} assume 0 != ~tmp~8; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,864 INFO L263 TraceCheckUtils]: 18: Hoare triple {3265#(= 1 ~waterLevel~0)} call setup(); {3260#true} is VALID [2020-07-17 21:22:58,864 INFO L280 TraceCheckUtils]: 19: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-17 21:22:58,865 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3260#true} {3265#(= 1 ~waterLevel~0)} #425#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,866 INFO L263 TraceCheckUtils]: 21: Hoare triple {3265#(= 1 ~waterLevel~0)} call runTest(); {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,867 INFO L263 TraceCheckUtils]: 22: Hoare triple {3265#(= 1 ~waterLevel~0)} call test(); {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,867 INFO L280 TraceCheckUtils]: 23: Hoare triple {3265#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~0;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,868 INFO L280 TraceCheckUtils]: 24: Hoare triple {3265#(= 1 ~waterLevel~0)} assume !false; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,868 INFO L280 TraceCheckUtils]: 25: Hoare triple {3265#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,869 INFO L280 TraceCheckUtils]: 26: Hoare triple {3265#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet0 && #t~nondet0 <= 2147483647;~tmp~0 := #t~nondet0;havoc #t~nondet0; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,870 INFO L280 TraceCheckUtils]: 27: Hoare triple {3265#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~0); {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,870 INFO L280 TraceCheckUtils]: 28: Hoare triple {3265#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet1 && #t~nondet1 <= 2147483647;~tmp___0~0 := #t~nondet1;havoc #t~nondet1; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,871 INFO L280 TraceCheckUtils]: 29: Hoare triple {3265#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~0); {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,871 INFO L280 TraceCheckUtils]: 30: Hoare triple {3265#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet2 && #t~nondet2 <= 2147483647;~tmp___2~0 := #t~nondet2;havoc #t~nondet2; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,872 INFO L280 TraceCheckUtils]: 31: Hoare triple {3265#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet3 && #t~nondet3 <= 2147483647;~tmp___1~0 := #t~nondet3;havoc #t~nondet3; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,872 INFO L280 TraceCheckUtils]: 32: Hoare triple {3265#(= 1 ~waterLevel~0)} assume 0 != ~tmp___1~0; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,873 INFO L263 TraceCheckUtils]: 33: Hoare triple {3265#(= 1 ~waterLevel~0)} call stopSystem(); {3291#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-17 21:22:58,874 INFO L280 TraceCheckUtils]: 34: Hoare triple {3291#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3260#true} is VALID [2020-07-17 21:22:58,874 INFO L280 TraceCheckUtils]: 35: Hoare triple {3260#true} ~systemActive~0 := 0; {3260#true} is VALID [2020-07-17 21:22:58,874 INFO L280 TraceCheckUtils]: 36: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-17 21:22:58,875 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3260#true} {3265#(= 1 ~waterLevel~0)} #475#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,875 INFO L263 TraceCheckUtils]: 38: Hoare triple {3265#(= 1 ~waterLevel~0)} call timeShift(); {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,876 INFO L280 TraceCheckUtils]: 39: Hoare triple {3265#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,877 INFO L280 TraceCheckUtils]: 40: Hoare triple {3265#(= 1 ~waterLevel~0)} assume !(0 != ~systemActive~0); {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,877 INFO L263 TraceCheckUtils]: 41: Hoare triple {3265#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,878 INFO L280 TraceCheckUtils]: 42: Hoare triple {3265#(= 1 ~waterLevel~0)} havoc ~tmp~4;havoc ~tmp___0~2;havoc ~tmp___1~1; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,878 INFO L263 TraceCheckUtils]: 43: Hoare triple {3265#(= 1 ~waterLevel~0)} call #t~ret24 := isMethaneLevelCritical(); {3260#true} is VALID [2020-07-17 21:22:58,878 INFO L280 TraceCheckUtils]: 44: Hoare triple {3260#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {3260#true} is VALID [2020-07-17 21:22:58,879 INFO L280 TraceCheckUtils]: 45: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-17 21:22:58,879 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3260#true} {3265#(= 1 ~waterLevel~0)} #505#return; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,880 INFO L280 TraceCheckUtils]: 47: Hoare triple {3265#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret24 && #t~ret24 <= 2147483647;~tmp~4 := #t~ret24;havoc #t~ret24; {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,880 INFO L280 TraceCheckUtils]: 48: Hoare triple {3265#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~4); {3265#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:22:58,881 INFO L263 TraceCheckUtils]: 49: Hoare triple {3265#(= 1 ~waterLevel~0)} call #t~ret25 := getWaterLevel(); {3260#true} is VALID [2020-07-17 21:22:58,881 INFO L280 TraceCheckUtils]: 50: Hoare triple {3260#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {3292#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:22:58,882 INFO L280 TraceCheckUtils]: 51: Hoare triple {3292#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3292#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:22:58,883 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3292#(= |getWaterLevel_#res| ~waterLevel~0)} {3265#(= 1 ~waterLevel~0)} #507#return; {3285#(= 1 |__utac_acc__Specification3_spec__1_#t~ret25|)} is VALID [2020-07-17 21:22:58,884 INFO L280 TraceCheckUtils]: 53: Hoare triple {3285#(= 1 |__utac_acc__Specification3_spec__1_#t~ret25|)} assume -2147483648 <= #t~ret25 && #t~ret25 <= 2147483647;~tmp___0~2 := #t~ret25;havoc #t~ret25; {3286#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~2)} is VALID [2020-07-17 21:22:58,884 INFO L280 TraceCheckUtils]: 54: Hoare triple {3286#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~2)} assume 2 == ~tmp___0~2; {3261#false} is VALID [2020-07-17 21:22:58,884 INFO L263 TraceCheckUtils]: 55: Hoare triple {3261#false} call #t~ret26 := isPumpRunning(); {3260#true} is VALID [2020-07-17 21:22:58,885 INFO L280 TraceCheckUtils]: 56: Hoare triple {3260#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~pumpRunning~0;#res := ~retValue_acc~1; {3260#true} is VALID [2020-07-17 21:22:58,885 INFO L280 TraceCheckUtils]: 57: Hoare triple {3260#true} assume true; {3260#true} is VALID [2020-07-17 21:22:58,885 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {3260#true} {3261#false} #509#return; {3261#false} is VALID [2020-07-17 21:22:58,885 INFO L280 TraceCheckUtils]: 59: Hoare triple {3261#false} assume -2147483648 <= #t~ret26 && #t~ret26 <= 2147483647;~tmp___1~1 := #t~ret26;havoc #t~ret26; {3261#false} is VALID [2020-07-17 21:22:58,886 INFO L280 TraceCheckUtils]: 60: Hoare triple {3261#false} assume !(0 != ~tmp___1~1); {3261#false} is VALID [2020-07-17 21:22:58,886 INFO L263 TraceCheckUtils]: 61: Hoare triple {3261#false} call __automaton_fail(); {3261#false} is VALID [2020-07-17 21:22:58,886 INFO L280 TraceCheckUtils]: 62: Hoare triple {3261#false} assume !false; {3261#false} is VALID [2020-07-17 21:22:58,895 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:22:58,896 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [799354233] [2020-07-17 21:22:58,896 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:22:58,896 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:22:58,896 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [534671662] [2020-07-17 21:22:58,897 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-17 21:22:58,897 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:22:58,897 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:22:58,976 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 63 edges. 63 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:22:58,976 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:22:58,976 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:22:58,976 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:22:58,977 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:22:58,977 INFO L87 Difference]: Start difference. First operand 238 states and 287 transitions. Second operand 8 states. [2020-07-17 21:22:59,738 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:23:07,436 WARN L193 SmtUtils]: Spent 219.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:23:08,338 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:23:08,811 WARN L193 SmtUtils]: Spent 221.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:23:09,280 WARN L193 SmtUtils]: Spent 220.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:23:13,795 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:13,795 INFO L93 Difference]: Finished difference Result 726 states and 953 transitions. [2020-07-17 21:23:13,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-17 21:23:13,796 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-17 21:23:13,796 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:23:13,796 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:23:13,805 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 426 transitions. [2020-07-17 21:23:13,806 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:23:13,814 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 426 transitions. [2020-07-17 21:23:13,814 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 426 transitions. [2020-07-17 21:23:15,233 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 426 edges. 426 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:23:15,261 INFO L225 Difference]: With dead ends: 726 [2020-07-17 21:23:15,261 INFO L226 Difference]: Without dead ends: 512 [2020-07-17 21:23:15,264 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 21 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-07-17 21:23:15,265 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 512 states. [2020-07-17 21:23:19,871 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 512 to 449. [2020-07-17 21:23:19,871 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:23:19,871 INFO L82 GeneralOperation]: Start isEquivalent. First operand 512 states. Second operand 449 states. [2020-07-17 21:23:19,871 INFO L74 IsIncluded]: Start isIncluded. First operand 512 states. Second operand 449 states. [2020-07-17 21:23:19,871 INFO L87 Difference]: Start difference. First operand 512 states. Second operand 449 states. [2020-07-17 21:23:19,902 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:19,903 INFO L93 Difference]: Finished difference Result 512 states and 662 transitions. [2020-07-17 21:23:19,903 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 662 transitions. [2020-07-17 21:23:19,905 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:23:19,906 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:23:19,906 INFO L74 IsIncluded]: Start isIncluded. First operand 449 states. Second operand 512 states. [2020-07-17 21:23:19,906 INFO L87 Difference]: Start difference. First operand 449 states. Second operand 512 states. [2020-07-17 21:23:19,938 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:23:19,938 INFO L93 Difference]: Finished difference Result 512 states and 662 transitions. [2020-07-17 21:23:19,938 INFO L276 IsEmpty]: Start isEmpty. Operand 512 states and 662 transitions. [2020-07-17 21:23:19,940 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:23:19,941 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:23:19,941 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:23:19,941 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:23:19,941 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 449 states. [2020-07-17 21:23:19,965 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 449 states to 449 states and 555 transitions. [2020-07-17 21:23:19,966 INFO L78 Accepts]: Start accepts. Automaton has 449 states and 555 transitions. Word has length 63 [2020-07-17 21:23:19,966 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:23:19,966 INFO L479 AbstractCegarLoop]: Abstraction has 449 states and 555 transitions. [2020-07-17 21:23:19,966 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:23:19,967 INFO L276 IsEmpty]: Start isEmpty. Operand 449 states and 555 transitions. [2020-07-17 21:23:19,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-17 21:23:19,969 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:23:19,969 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 21:23:19,969 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 21:23:19,969 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:23:19,969 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:23:19,970 INFO L82 PathProgramCache]: Analyzing trace with hash -1867456273, now seen corresponding path program 1 times [2020-07-17 21:23:19,970 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:23:19,970 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1663329374] [2020-07-17 21:23:19,970 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:23:20,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:23:20,075 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:23:20,160 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-17 21:23:20,160 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-17 21:23:20,161 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 21:23:20,330 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-17 21:23:20,331 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-17 21:23:20,331 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-17 21:23:20,331 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-17 21:23:20,331 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-17 21:23:20,331 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:23:20,331 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:23:20,331 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:23:20,332 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:23:20,332 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-17 21:23:20,332 WARN L170 areAnnotationChecker]: isLowWaterLevelENTRY has no Hoare annotation [2020-07-17 21:23:20,332 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-17 21:23:20,332 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-17 21:23:20,333 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-17 21:23:20,334 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-17 21:23:20,334 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:23:20,334 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:23:20,334 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-17 21:23:20,334 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-17 21:23:20,334 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-17 21:23:20,335 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-17 21:23:20,335 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-17 21:23:20,335 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-17 21:23:20,335 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorENTRY has no Hoare annotation [2020-07-17 21:23:20,335 WARN L170 areAnnotationChecker]: isLowWaterSensorDryENTRY has no Hoare annotation [2020-07-17 21:23:20,335 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-17 21:23:20,336 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-17 21:23:20,336 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-17 21:23:20,336 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-17 21:23:20,336 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-17 21:23:20,336 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-17 21:23:20,336 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:23:20,337 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:23:20,337 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-17 21:23:20,337 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:23:20,337 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:23:20,337 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-17 21:23:20,337 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-17 21:23:20,338 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-17 21:23:20,338 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:23:20,338 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:23:20,338 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:23:20,338 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:23:20,338 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-17 21:23:20,339 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:23:20,339 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:23:20,339 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:23:20,339 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:23:20,339 WARN L170 areAnnotationChecker]: L466-2 has no Hoare annotation [2020-07-17 21:23:20,339 WARN L170 areAnnotationChecker]: L466-2 has no Hoare annotation [2020-07-17 21:23:20,339 WARN L170 areAnnotationChecker]: L466-2 has no Hoare annotation [2020-07-17 21:23:20,339 WARN L170 areAnnotationChecker]: L523-2 has no Hoare annotation [2020-07-17 21:23:20,340 WARN L170 areAnnotationChecker]: L523-2 has no Hoare annotation [2020-07-17 21:23:20,340 WARN L170 areAnnotationChecker]: L523-2 has no Hoare annotation [2020-07-17 21:23:20,340 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-17 21:23:20,340 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-17 21:23:20,340 WARN L170 areAnnotationChecker]: L922 has no Hoare annotation [2020-07-17 21:23:20,340 WARN L170 areAnnotationChecker]: L922 has no Hoare annotation [2020-07-17 21:23:20,340 WARN L170 areAnnotationChecker]: L880 has no Hoare annotation [2020-07-17 21:23:20,340 WARN L170 areAnnotationChecker]: L880 has no Hoare annotation [2020-07-17 21:23:20,341 WARN L170 areAnnotationChecker]: L296 has no Hoare annotation [2020-07-17 21:23:20,341 WARN L170 areAnnotationChecker]: L296 has no Hoare annotation [2020-07-17 21:23:20,341 WARN L170 areAnnotationChecker]: L294 has no Hoare annotation [2020-07-17 21:23:20,341 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-17 21:23:20,341 WARN L170 areAnnotationChecker]: L278 has no Hoare annotation [2020-07-17 21:23:20,341 WARN L170 areAnnotationChecker]: L278 has no Hoare annotation [2020-07-17 21:23:20,341 WARN L170 areAnnotationChecker]: L242 has no Hoare annotation [2020-07-17 21:23:20,341 WARN L170 areAnnotationChecker]: L242 has no Hoare annotation [2020-07-17 21:23:20,341 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-17 21:23:20,342 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-17 21:23:20,342 WARN L170 areAnnotationChecker]: L722 has no Hoare annotation [2020-07-17 21:23:20,342 WARN L170 areAnnotationChecker]: L722 has no Hoare annotation [2020-07-17 21:23:20,342 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-17 21:23:20,342 WARN L170 areAnnotationChecker]: L220 has no Hoare annotation [2020-07-17 21:23:20,342 WARN L170 areAnnotationChecker]: L220 has no Hoare annotation [2020-07-17 21:23:20,342 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-17 21:23:20,342 WARN L170 areAnnotationChecker]: L160 has no Hoare annotation [2020-07-17 21:23:20,342 WARN L170 areAnnotationChecker]: L160 has no Hoare annotation [2020-07-17 21:23:20,343 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:23:20,343 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:23:20,343 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-17 21:23:20,343 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-17 21:23:20,343 WARN L170 areAnnotationChecker]: L100 has no Hoare annotation [2020-07-17 21:23:20,343 WARN L170 areAnnotationChecker]: L676 has no Hoare annotation [2020-07-17 21:23:20,343 WARN L170 areAnnotationChecker]: L676 has no Hoare annotation [2020-07-17 21:23:20,343 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorFINAL has no Hoare annotation [2020-07-17 21:23:20,343 WARN L170 areAnnotationChecker]: isLowWaterSensorDryFINAL has no Hoare annotation [2020-07-17 21:23:20,343 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 21:23:20,344 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-17 21:23:20,344 WARN L170 areAnnotationChecker]: L583 has no Hoare annotation [2020-07-17 21:23:20,344 WARN L170 areAnnotationChecker]: L583 has no Hoare annotation [2020-07-17 21:23:20,344 WARN L170 areAnnotationChecker]: L810 has no Hoare annotation [2020-07-17 21:23:20,344 WARN L170 areAnnotationChecker]: L810 has no Hoare annotation [2020-07-17 21:23:20,344 WARN L170 areAnnotationChecker]: L195 has no Hoare annotation [2020-07-17 21:23:20,344 WARN L170 areAnnotationChecker]: L195 has no Hoare annotation [2020-07-17 21:23:20,344 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-17 21:23:20,344 WARN L170 areAnnotationChecker]: L785-1 has no Hoare annotation [2020-07-17 21:23:20,344 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-17 21:23:20,345 WARN L170 areAnnotationChecker]: L130 has no Hoare annotation [2020-07-17 21:23:20,345 WARN L170 areAnnotationChecker]: L130 has no Hoare annotation [2020-07-17 21:23:20,345 WARN L170 areAnnotationChecker]: L128 has no Hoare annotation [2020-07-17 21:23:20,345 WARN L170 areAnnotationChecker]: L128 has no Hoare annotation [2020-07-17 21:23:20,345 WARN L170 areAnnotationChecker]: L315 has no Hoare annotation [2020-07-17 21:23:20,345 WARN L170 areAnnotationChecker]: L315 has no Hoare annotation [2020-07-17 21:23:20,345 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-17 21:23:20,345 WARN L170 areAnnotationChecker]: L851 has no Hoare annotation [2020-07-17 21:23:20,345 WARN L170 areAnnotationChecker]: L851 has no Hoare annotation [2020-07-17 21:23:20,345 WARN L170 areAnnotationChecker]: L761-1 has no Hoare annotation [2020-07-17 21:23:20,346 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:23:20,346 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:23:20,346 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-17 21:23:20,346 WARN L170 areAnnotationChecker]: L773-1 has no Hoare annotation [2020-07-17 21:23:20,346 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-17 21:23:20,346 WARN L170 areAnnotationChecker]: L488 has no Hoare annotation [2020-07-17 21:23:20,347 WARN L170 areAnnotationChecker]: L467 has no Hoare annotation [2020-07-17 21:23:20,347 WARN L170 areAnnotationChecker]: L549 has no Hoare annotation [2020-07-17 21:23:20,347 WARN L170 areAnnotationChecker]: L549 has no Hoare annotation [2020-07-17 21:23:20,347 WARN L170 areAnnotationChecker]: L524 has no Hoare annotation [2020-07-17 21:23:20,347 WARN L170 areAnnotationChecker]: L922-1 has no Hoare annotation [2020-07-17 21:23:20,347 WARN L170 areAnnotationChecker]: L922-1 has no Hoare annotation [2020-07-17 21:23:20,348 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-17 21:23:20,348 WARN L170 areAnnotationChecker]: L881 has no Hoare annotation [2020-07-17 21:23:20,348 WARN L170 areAnnotationChecker]: L881 has no Hoare annotation [2020-07-17 21:23:20,348 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-17 21:23:20,348 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-17 21:23:20,348 WARN L170 areAnnotationChecker]: L278-1 has no Hoare annotation [2020-07-17 21:23:20,348 WARN L170 areAnnotationChecker]: L242-2 has no Hoare annotation [2020-07-17 21:23:20,349 WARN L170 areAnnotationChecker]: L923 has no Hoare annotation [2020-07-17 21:23:20,349 WARN L170 areAnnotationChecker]: L923 has no Hoare annotation [2020-07-17 21:23:20,349 WARN L170 areAnnotationChecker]: L728 has no Hoare annotation [2020-07-17 21:23:20,349 WARN L170 areAnnotationChecker]: L728 has no Hoare annotation [2020-07-17 21:23:20,349 WARN L170 areAnnotationChecker]: L722-1 has no Hoare annotation [2020-07-17 21:23:20,349 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-17 21:23:20,350 WARN L170 areAnnotationChecker]: L220-1 has no Hoare annotation [2020-07-17 21:23:20,350 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:23:20,350 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:23:20,350 WARN L170 areAnnotationChecker]: L162 has no Hoare annotation [2020-07-17 21:23:20,350 WARN L170 areAnnotationChecker]: L162 has no Hoare annotation [2020-07-17 21:23:20,351 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-17 21:23:20,351 WARN L170 areAnnotationChecker]: L175 has no Hoare annotation [2020-07-17 21:23:20,351 WARN L170 areAnnotationChecker]: L175-1 has no Hoare annotation [2020-07-17 21:23:20,351 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-17 21:23:20,351 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-17 21:23:20,351 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-17 21:23:20,351 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-17 21:23:20,352 WARN L170 areAnnotationChecker]: L682 has no Hoare annotation [2020-07-17 21:23:20,352 WARN L170 areAnnotationChecker]: L682 has no Hoare annotation [2020-07-17 21:23:20,352 WARN L170 areAnnotationChecker]: L676-1 has no Hoare annotation [2020-07-17 21:23:20,352 WARN L170 areAnnotationChecker]: activatePump__wrappee__lowWaterSensorEXIT has no Hoare annotation [2020-07-17 21:23:20,352 WARN L170 areAnnotationChecker]: isLowWaterSensorDryEXIT has no Hoare annotation [2020-07-17 21:23:20,352 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 21:23:20,353 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-17 21:23:20,353 WARN L170 areAnnotationChecker]: L588 has no Hoare annotation [2020-07-17 21:23:20,353 WARN L170 areAnnotationChecker]: L588 has no Hoare annotation [2020-07-17 21:23:20,353 WARN L170 areAnnotationChecker]: L810-2 has no Hoare annotation [2020-07-17 21:23:20,353 WARN L170 areAnnotationChecker]: L195-1 has no Hoare annotation [2020-07-17 21:23:20,353 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-17 21:23:20,354 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:23:20,354 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:23:20,354 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-17 21:23:20,354 WARN L170 areAnnotationChecker]: L137 has no Hoare annotation [2020-07-17 21:23:20,354 WARN L170 areAnnotationChecker]: L137 has no Hoare annotation [2020-07-17 21:23:20,354 WARN L170 areAnnotationChecker]: L135 has no Hoare annotation [2020-07-17 21:23:20,355 WARN L170 areAnnotationChecker]: L135 has no Hoare annotation [2020-07-17 21:23:20,355 WARN L170 areAnnotationChecker]: L315-1 has no Hoare annotation [2020-07-17 21:23:20,355 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:23:20,355 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:23:20,355 WARN L170 areAnnotationChecker]: L851-1 has no Hoare annotation [2020-07-17 21:23:20,355 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-17 21:23:20,356 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 21:23:20,356 WARN L170 areAnnotationChecker]: L928-1 has no Hoare annotation [2020-07-17 21:23:20,356 WARN L170 areAnnotationChecker]: L928-1 has no Hoare annotation [2020-07-17 21:23:20,356 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:23:20,356 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:23:20,356 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-17 21:23:20,357 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-17 21:23:20,357 WARN L170 areAnnotationChecker]: L472 has no Hoare annotation [2020-07-17 21:23:20,357 WARN L170 areAnnotationChecker]: L472 has no Hoare annotation [2020-07-17 21:23:20,357 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-17 21:23:20,357 WARN L170 areAnnotationChecker]: L529 has no Hoare annotation [2020-07-17 21:23:20,357 WARN L170 areAnnotationChecker]: L529 has no Hoare annotation [2020-07-17 21:23:20,357 WARN L170 areAnnotationChecker]: L924 has no Hoare annotation [2020-07-17 21:23:20,357 WARN L170 areAnnotationChecker]: L882 has no Hoare annotation [2020-07-17 21:23:20,358 WARN L170 areAnnotationChecker]: L882 has no Hoare annotation [2020-07-17 21:23:20,358 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-17 21:23:20,358 WARN L170 areAnnotationChecker]: L325-1 has no Hoare annotation [2020-07-17 21:23:20,358 WARN L170 areAnnotationChecker]: L280 has no Hoare annotation [2020-07-17 21:23:20,358 WARN L170 areAnnotationChecker]: L280 has no Hoare annotation [2020-07-17 21:23:20,358 WARN L170 areAnnotationChecker]: L254 has no Hoare annotation [2020-07-17 21:23:20,359 WARN L170 areAnnotationChecker]: L254 has no Hoare annotation [2020-07-17 21:23:20,359 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-17 21:23:20,359 WARN L170 areAnnotationChecker]: L926-1 has no Hoare annotation [2020-07-17 21:23:20,359 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-17 21:23:20,359 WARN L170 areAnnotationChecker]: L162-1 has no Hoare annotation [2020-07-17 21:23:20,359 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-17 21:23:20,360 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-17 21:23:20,360 WARN L170 areAnnotationChecker]: L57 has no Hoare annotation [2020-07-17 21:23:20,360 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-17 21:23:20,360 WARN L170 areAnnotationChecker]: L201-1 has no Hoare annotation [2020-07-17 21:23:20,360 WARN L170 areAnnotationChecker]: L605 has no Hoare annotation [2020-07-17 21:23:20,360 WARN L170 areAnnotationChecker]: L605 has no Hoare annotation [2020-07-17 21:23:20,360 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-17 21:23:20,361 WARN L170 areAnnotationChecker]: L197 has no Hoare annotation [2020-07-17 21:23:20,361 WARN L170 areAnnotationChecker]: L197 has no Hoare annotation [2020-07-17 21:23:20,361 WARN L170 areAnnotationChecker]: L542-1 has no Hoare annotation [2020-07-17 21:23:20,361 WARN L170 areAnnotationChecker]: L890 has no Hoare annotation [2020-07-17 21:23:20,361 WARN L170 areAnnotationChecker]: L890 has no Hoare annotation [2020-07-17 21:23:20,361 WARN L170 areAnnotationChecker]: L75-1 has no Hoare annotation [2020-07-17 21:23:20,362 WARN L170 areAnnotationChecker]: L321-1 has no Hoare annotation [2020-07-17 21:23:20,362 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-17 21:23:20,362 WARN L170 areAnnotationChecker]: L317 has no Hoare annotation [2020-07-17 21:23:20,362 WARN L170 areAnnotationChecker]: L317 has no Hoare annotation [2020-07-17 21:23:20,362 WARN L170 areAnnotationChecker]: L855-2 has no Hoare annotation [2020-07-17 21:23:20,362 WARN L170 areAnnotationChecker]: L855-2 has no Hoare annotation [2020-07-17 21:23:20,362 WARN L170 areAnnotationChecker]: L855-2 has no Hoare annotation [2020-07-17 21:23:20,362 WARN L170 areAnnotationChecker]: L886 has no Hoare annotation [2020-07-17 21:23:20,363 WARN L170 areAnnotationChecker]: L886 has no Hoare annotation [2020-07-17 21:23:20,363 WARN L170 areAnnotationChecker]: L65-1 has no Hoare annotation [2020-07-17 21:23:20,363 WARN L170 areAnnotationChecker]: L323-1 has no Hoare annotation [2020-07-17 21:23:20,363 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-17 21:23:20,363 WARN L170 areAnnotationChecker]: L472-1 has no Hoare annotation [2020-07-17 21:23:20,363 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:23:20,363 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:23:20,363 WARN L170 areAnnotationChecker]: L529-1 has no Hoare annotation [2020-07-17 21:23:20,363 WARN L170 areAnnotationChecker]: L926 has no Hoare annotation [2020-07-17 21:23:20,364 WARN L170 areAnnotationChecker]: L926 has no Hoare annotation [2020-07-17 21:23:20,364 WARN L170 areAnnotationChecker]: L883 has no Hoare annotation [2020-07-17 21:23:20,364 WARN L170 areAnnotationChecker]: L883 has no Hoare annotation [2020-07-17 21:23:20,364 WARN L170 areAnnotationChecker]: L91-1 has no Hoare annotation [2020-07-17 21:23:20,364 WARN L170 areAnnotationChecker]: L91-1 has no Hoare annotation [2020-07-17 21:23:20,364 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-17 21:23:20,364 WARN L170 areAnnotationChecker]: L327 has no Hoare annotation [2020-07-17 21:23:20,364 WARN L170 areAnnotationChecker]: L280-2 has no Hoare annotation [2020-07-17 21:23:20,365 WARN L170 areAnnotationChecker]: L254-2 has no Hoare annotation [2020-07-17 21:23:20,365 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 21:23:20,365 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-17 21:23:20,365 WARN L170 areAnnotationChecker]: L164 has no Hoare annotation [2020-07-17 21:23:20,365 WARN L170 areAnnotationChecker]: L164 has no Hoare annotation [2020-07-17 21:23:20,365 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-17 21:23:20,366 WARN L170 areAnnotationChecker]: L65 has no Hoare annotation [2020-07-17 21:23:20,366 WARN L170 areAnnotationChecker]: L65 has no Hoare annotation [2020-07-17 21:23:20,366 WARN L170 areAnnotationChecker]: L608-2 has no Hoare annotation [2020-07-17 21:23:20,366 WARN L170 areAnnotationChecker]: L608-2 has no Hoare annotation [2020-07-17 21:23:20,366 WARN L170 areAnnotationChecker]: L608-2 has no Hoare annotation [2020-07-17 21:23:20,366 WARN L170 areAnnotationChecker]: L647 has no Hoare annotation [2020-07-17 21:23:20,367 WARN L170 areAnnotationChecker]: L647 has no Hoare annotation [2020-07-17 21:23:20,367 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-17 21:23:20,367 WARN L170 areAnnotationChecker]: L201 has no Hoare annotation [2020-07-17 21:23:20,367 WARN L170 areAnnotationChecker]: L201 has no Hoare annotation [2020-07-17 21:23:20,368 WARN L170 areAnnotationChecker]: L891 has no Hoare annotation [2020-07-17 21:23:20,368 WARN L170 areAnnotationChecker]: L891 has no Hoare annotation [2020-07-17 21:23:20,368 WARN L170 areAnnotationChecker]: L85 has no Hoare annotation [2020-07-17 21:23:20,368 WARN L170 areAnnotationChecker]: L85 has no Hoare annotation [2020-07-17 21:23:20,368 WARN L170 areAnnotationChecker]: L323 has no Hoare annotation [2020-07-17 21:23:20,368 WARN L170 areAnnotationChecker]: L323 has no Hoare annotation [2020-07-17 21:23:20,370 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:23:20,370 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:23:20,370 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:23:20,370 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:23:20,370 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:23:20,371 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:23:20,371 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:23:20,371 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:23:20,371 WARN L170 areAnnotationChecker]: L321 has no Hoare annotation [2020-07-17 21:23:20,371 WARN L170 areAnnotationChecker]: L321 has no Hoare annotation [2020-07-17 21:23:20,371 WARN L170 areAnnotationChecker]: L870 has no Hoare annotation [2020-07-17 21:23:20,371 WARN L170 areAnnotationChecker]: L856 has no Hoare annotation [2020-07-17 21:23:20,371 WARN L170 areAnnotationChecker]: L887 has no Hoare annotation [2020-07-17 21:23:20,372 WARN L170 areAnnotationChecker]: L887 has no Hoare annotation [2020-07-17 21:23:20,372 WARN L170 areAnnotationChecker]: L75 has no Hoare annotation [2020-07-17 21:23:20,372 WARN L170 areAnnotationChecker]: L75 has no Hoare annotation [2020-07-17 21:23:20,372 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-17 21:23:20,372 WARN L170 areAnnotationChecker]: L624-1 has no Hoare annotation [2020-07-17 21:23:20,372 WARN L170 areAnnotationChecker]: L640-1 has no Hoare annotation [2020-07-17 21:23:20,372 WARN L170 areAnnotationChecker]: L542 has no Hoare annotation [2020-07-17 21:23:20,372 WARN L170 areAnnotationChecker]: L542 has no Hoare annotation [2020-07-17 21:23:20,372 WARN L170 areAnnotationChecker]: L928 has no Hoare annotation [2020-07-17 21:23:20,373 WARN L170 areAnnotationChecker]: L928 has no Hoare annotation [2020-07-17 21:23:20,373 WARN L170 areAnnotationChecker]: L884 has no Hoare annotation [2020-07-17 21:23:20,373 WARN L170 areAnnotationChecker]: L884 has no Hoare annotation [2020-07-17 21:23:20,373 WARN L170 areAnnotationChecker]: L331 has no Hoare annotation [2020-07-17 21:23:20,373 WARN L170 areAnnotationChecker]: L331 has no Hoare annotation [2020-07-17 21:23:20,373 WARN L170 areAnnotationChecker]: isLowWaterLevelFINAL has no Hoare annotation [2020-07-17 21:23:20,373 WARN L170 areAnnotationChecker]: L265 has no Hoare annotation [2020-07-17 21:23:20,373 WARN L170 areAnnotationChecker]: L265 has no Hoare annotation [2020-07-17 21:23:20,373 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 21:23:20,373 WARN L170 areAnnotationChecker]: L166 has no Hoare annotation [2020-07-17 21:23:20,374 WARN L170 areAnnotationChecker]: L166 has no Hoare annotation [2020-07-17 21:23:20,374 WARN L170 areAnnotationChecker]: L170 has no Hoare annotation [2020-07-17 21:23:20,374 WARN L170 areAnnotationChecker]: L170 has no Hoare annotation [2020-07-17 21:23:20,374 WARN L170 areAnnotationChecker]: L67 has no Hoare annotation [2020-07-17 21:23:20,374 WARN L170 areAnnotationChecker]: L67 has no Hoare annotation [2020-07-17 21:23:20,374 WARN L170 areAnnotationChecker]: L629 has no Hoare annotation [2020-07-17 21:23:20,374 WARN L170 areAnnotationChecker]: L609 has no Hoare annotation [2020-07-17 21:23:20,374 WARN L170 areAnnotationChecker]: L609 has no Hoare annotation [2020-07-17 21:23:20,374 WARN L170 areAnnotationChecker]: L648 has no Hoare annotation [2020-07-17 21:23:20,374 WARN L170 areAnnotationChecker]: L648 has no Hoare annotation [2020-07-17 21:23:20,374 WARN L170 areAnnotationChecker]: L265-1 has no Hoare annotation [2020-07-17 21:23:20,375 WARN L170 areAnnotationChecker]: L892 has no Hoare annotation [2020-07-17 21:23:20,375 WARN L170 areAnnotationChecker]: L892 has no Hoare annotation [2020-07-17 21:23:20,375 WARN L170 areAnnotationChecker]: L91 has no Hoare annotation [2020-07-17 21:23:20,375 WARN L170 areAnnotationChecker]: L91 has no Hoare annotation [2020-07-17 21:23:20,375 WARN L170 areAnnotationChecker]: L325 has no Hoare annotation [2020-07-17 21:23:20,375 WARN L170 areAnnotationChecker]: L325 has no Hoare annotation [2020-07-17 21:23:20,375 WARN L170 areAnnotationChecker]: L888 has no Hoare annotation [2020-07-17 21:23:20,375 WARN L170 areAnnotationChecker]: L888 has no Hoare annotation [2020-07-17 21:23:20,375 WARN L170 areAnnotationChecker]: L866 has no Hoare annotation [2020-07-17 21:23:20,375 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:23:20,376 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:23:20,376 WARN L170 areAnnotationChecker]: L859 has no Hoare annotation [2020-07-17 21:23:20,376 WARN L170 areAnnotationChecker]: L859 has no Hoare annotation [2020-07-17 21:23:20,376 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-17 21:23:20,376 WARN L170 areAnnotationChecker]: L77 has no Hoare annotation [2020-07-17 21:23:20,376 WARN L170 areAnnotationChecker]: L885 has no Hoare annotation [2020-07-17 21:23:20,376 WARN L170 areAnnotationChecker]: L885 has no Hoare annotation [2020-07-17 21:23:20,376 WARN L170 areAnnotationChecker]: isLowWaterLevelEXIT has no Hoare annotation [2020-07-17 21:23:20,376 WARN L170 areAnnotationChecker]: L640 has no Hoare annotation [2020-07-17 21:23:20,376 WARN L170 areAnnotationChecker]: L640 has no Hoare annotation [2020-07-17 21:23:20,377 WARN L170 areAnnotationChecker]: L610 has no Hoare annotation [2020-07-17 21:23:20,377 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-17 21:23:20,377 WARN L170 areAnnotationChecker]: L893 has no Hoare annotation [2020-07-17 21:23:20,377 WARN L170 areAnnotationChecker]: L893 has no Hoare annotation [2020-07-17 21:23:20,377 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-17 21:23:20,377 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-17 21:23:20,378 WARN L170 areAnnotationChecker]: L889 has no Hoare annotation [2020-07-17 21:23:20,378 WARN L170 areAnnotationChecker]: L889 has no Hoare annotation [2020-07-17 21:23:20,378 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-17 21:23:20,378 WARN L170 areAnnotationChecker]: L859-1 has no Hoare annotation [2020-07-17 21:23:20,378 WARN L170 areAnnotationChecker]: L859-1 has no Hoare annotation [2020-07-17 21:23:20,378 WARN L170 areAnnotationChecker]: L624 has no Hoare annotation [2020-07-17 21:23:20,379 WARN L170 areAnnotationChecker]: L624 has no Hoare annotation [2020-07-17 21:23:20,379 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:23:20,379 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:23:20,379 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:23:20,379 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:23:20,379 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:23:20,380 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:23:20,380 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:23:20,380 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-17 21:23:20,395 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 09:23:20 BoogieIcfgContainer [2020-07-17 21:23:20,395 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 21:23:20,399 INFO L168 Benchmark]: Toolchain (without parser) took 59539.37 ms. Allocated memory was 141.6 MB in the beginning and 759.7 MB in the end (delta: 618.1 MB). Free memory was 99.5 MB in the beginning and 120.4 MB in the end (delta: -20.9 MB). Peak memory consumption was 597.2 MB. Max. memory is 7.1 GB. [2020-07-17 21:23:20,400 INFO L168 Benchmark]: CDTParser took 0.46 ms. Allocated memory is still 141.6 MB. Free memory is still 118.8 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-17 21:23:20,402 INFO L168 Benchmark]: CACSL2BoogieTranslator took 695.61 ms. Allocated memory was 141.6 MB in the beginning and 201.3 MB in the end (delta: 59.8 MB). Free memory was 99.1 MB in the beginning and 165.3 MB in the end (delta: -66.3 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. [2020-07-17 21:23:20,407 INFO L168 Benchmark]: Boogie Preprocessor took 111.22 ms. Allocated memory is still 201.3 MB. Free memory was 165.3 MB in the beginning and 159.5 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. [2020-07-17 21:23:20,408 INFO L168 Benchmark]: RCFGBuilder took 1700.05 ms. Allocated memory was 201.3 MB in the beginning and 232.8 MB in the end (delta: 31.5 MB). Free memory was 159.5 MB in the beginning and 89.2 MB in the end (delta: 70.2 MB). Peak memory consumption was 101.7 MB. Max. memory is 7.1 GB. [2020-07-17 21:23:20,409 INFO L168 Benchmark]: TraceAbstraction took 57024.37 ms. Allocated memory was 232.8 MB in the beginning and 759.7 MB in the end (delta: 526.9 MB). Free memory was 89.2 MB in the beginning and 120.4 MB in the end (delta: -31.2 MB). Peak memory consumption was 495.7 MB. Max. memory is 7.1 GB. [2020-07-17 21:23:20,414 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 0.46 ms. Allocated memory is still 141.6 MB. Free memory is still 118.8 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 695.61 ms. Allocated memory was 141.6 MB in the beginning and 201.3 MB in the end (delta: 59.8 MB). Free memory was 99.1 MB in the beginning and 165.3 MB in the end (delta: -66.3 MB). Peak memory consumption was 22.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 111.22 ms. Allocated memory is still 201.3 MB. Free memory was 165.3 MB in the beginning and 159.5 MB in the end (delta: 5.9 MB). Peak memory consumption was 5.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1700.05 ms. Allocated memory was 201.3 MB in the beginning and 232.8 MB in the end (delta: 31.5 MB). Free memory was 159.5 MB in the beginning and 89.2 MB in the end (delta: 70.2 MB). Peak memory consumption was 101.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 57024.37 ms. Allocated memory was 232.8 MB in the beginning and 759.7 MB in the end (delta: 526.9 MB). Free memory was 89.2 MB in the beginning and 120.4 MB in the end (delta: -31.2 MB). Peak memory consumption was 495.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 346]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L120] int pumpRunning = 0; [L121] int systemActive = 1; [L558] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L755] int waterLevel = 1; [L756] int methaneLevelCritical = 0; [L844] int cleanupTimeShifts = 4; VAL [\old(cleanupTimeShifts)=172, \old(head)=165, \old(head)=176, \old(methaneLevelCritical)=148, \old(pumpRunning)=137, \old(systemActive)=136, \old(waterLevel)=145, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L917] int retValue_acc ; [L918] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L922] FCALL select_helpers() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L923] FCALL select_features() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L924] CALL, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L380] int retValue_acc ; [L383] retValue_acc = 1 [L384] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L924] RET, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, valid_product()=1, waterLevel=1] [L924] tmp = valid_product() [L926] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L928] FCALL setup() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L929] CALL runTest() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L911] CALL test() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L46] int splverifierCounter ; [L47] int tmp ; [L48] int tmp___0 ; [L49] int tmp___1 ; [L50] int tmp___2 ; [L53] splverifierCounter = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L55] COND TRUE 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L57] COND TRUE splverifierCounter < 4 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L63] tmp = __VERIFIER_nondet_int() [L65] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=1] [L67] CALL waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L773] COND TRUE waterLevel < 2 [L774] waterLevel = waterLevel + 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L67] RET waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=2] [L73] tmp___0 = __VERIFIER_nondet_int() [L75] COND FALSE !(\read(tmp___0)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, waterLevel=2] [L83] tmp___2 = __VERIFIER_nondet_int() [L85] COND FALSE !(\read(tmp___2)) [L89] tmp___1 = __VERIFIER_nondet_int() [L91] COND TRUE \read(tmp___1) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, tmp___1=-1, tmp___2=0, waterLevel=2] [L93] CALL stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L294] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L301] systemActive = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L93] RET stopSystem() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=0, tmp=1, tmp___0=0, tmp___1=-1, tmp___2=0, waterLevel=2] [L100] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L128] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L135] COND FALSE !(\read(systemActive)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L143] CALL __utac_acc__Specification3_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L309] int tmp ; [L310] int tmp___0 ; [L311] int tmp___1 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L315] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L794] int retValue_acc ; [L797] retValue_acc = methaneLevelCritical [L798] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=0, waterLevel=2] [L315] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L315] tmp = isMethaneLevelCritical() [L317] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L321] CALL, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L826] int retValue_acc ; [L829] retValue_acc = waterLevel [L830] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=2, systemActive=0, waterLevel=2] [L321] RET, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, getWaterLevel()=2, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, waterLevel=2] [L321] tmp___0 = getWaterLevel() [L323] COND TRUE tmp___0 == 2 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L325] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L227] int retValue_acc ; [L230] retValue_acc = pumpRunning [L231] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=0, waterLevel=2] [L325] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, waterLevel=2] [L325] tmp___1 = isPumpRunning() [L327] COND FALSE !(\read(tmp___1)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, tmp=0, tmp___0=2, tmp___1=0, waterLevel=2] [L331] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] [L346] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 39 procedures, 230 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 56.7s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 43.5s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 429 SDtfs, 621 SDslu, 332 SDs, 0 SdLazy, 1722 SolverSat, 352 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 10.8s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 102 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 27 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 25 ImplicationChecksByTransitivity, 4.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=449occurred 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: 9.8s AutomataMinimizationTime, 4 MinimizatonAttempts, 174 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.4s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 292 NumberOfCodeBlocks, 292 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 221 ConstructedInterpolants, 0 QuantifiedInterpolants, 61972 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...