/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_product44.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 21:23:55,639 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 21:23:55,642 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 21:23:55,662 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 21:23:55,662 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 21:23:55,665 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 21:23:55,667 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 21:23:55,679 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 21:23:55,682 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 21:23:55,685 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 21:23:55,687 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 21:23:55,690 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 21:23:55,690 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 21:23:55,692 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 21:23:55,694 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 21:23:55,695 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 21:23:55,697 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 21:23:55,698 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 21:23:55,699 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 21:23:55,705 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 21:23:55,710 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 21:23:55,714 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 21:23:55,715 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 21:23:55,716 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 21:23:55,719 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 21:23:55,719 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 21:23:55,719 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 21:23:55,722 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 21:23:55,722 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 21:23:55,724 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 21:23:55,724 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 21:23:55,725 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 21:23:55,727 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 21:23:55,728 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 21:23:55,729 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 21:23:55,729 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 21:23:55,730 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 21:23:55,730 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 21:23:55,730 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 21:23:55,731 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 21:23:55,732 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 21:23:55,733 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 21:23:55,769 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 21:23:55,769 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 21:23:55,770 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-17 21:23:55,771 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-17 21:23:55,771 INFO L138 SettingsManager]: * Use SBE=true [2020-07-17 21:23:55,771 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 21:23:55,771 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 21:23:55,772 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 21:23:55,772 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 21:23:55,772 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 21:23:55,772 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 21:23:55,776 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 21:23:55,776 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 21:23:55,776 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 21:23:55,776 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 21:23:55,777 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 21:23:55,777 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 21:23:55,777 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 21:23:55,777 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-17 21:23:55,778 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 21:23:55,778 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 21:23:55,778 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 21:23:55,778 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 21:23:55,779 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-17 21:23:55,779 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-17 21:23:55,779 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-17 21:23:55,779 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-17 21:23:55,780 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 21:23:55,780 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-17 21:23:55,780 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-17 21:23:56,071 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 21:23:56,084 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 21:23:56,088 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 21:23:56,090 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 21:23:56,091 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 21:23:56,091 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product44.cil.c [2020-07-17 21:23:56,167 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/feb984565/227ead9f51c74ac9b1aa284e76f59a67/FLAG70c3548f6 [2020-07-17 21:23:56,675 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 21:23:56,676 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product44.cil.c [2020-07-17 21:23:56,687 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/feb984565/227ead9f51c74ac9b1aa284e76f59a67/FLAG70c3548f6 [2020-07-17 21:23:56,969 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/feb984565/227ead9f51c74ac9b1aa284e76f59a67 [2020-07-17 21:23:56,977 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 21:23:56,980 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 21:23:56,984 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 21:23:56,984 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 21:23:56,988 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 21:23:56,991 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:23:56" (1/1) ... [2020-07-17 21:23:56,994 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c9cddcb and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:56, skipping insertion in model container [2020-07-17 21:23:56,994 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 09:23:56" (1/1) ... [2020-07-17 21:23:57,002 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 21:23:57,040 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 21:23:57,381 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:23:57,495 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 21:23:57,608 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 21:23:57,647 INFO L208 MainTranslator]: Completed translation [2020-07-17 21:23:57,648 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:57 WrapperNode [2020-07-17 21:23:57,648 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 21:23:57,648 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 21:23:57,649 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 21:23:57,649 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 21:23:57,661 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:57" (1/1) ... [2020-07-17 21:23:57,661 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:57" (1/1) ... [2020-07-17 21:23:57,687 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:57" (1/1) ... [2020-07-17 21:23:57,687 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:57" (1/1) ... [2020-07-17 21:23:57,733 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:57" (1/1) ... [2020-07-17 21:23:57,746 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:57" (1/1) ... [2020-07-17 21:23:57,751 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:57" (1/1) ... [2020-07-17 21:23:57,758 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 21:23:57,759 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 21:23:57,759 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 21:23:57,759 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 21:23:57,760 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:57" (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 21:23:57,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 21:23:57,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 21:23:57,826 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-17 21:23:57,826 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-17 21:23:57,826 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-17 21:23:57,826 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-17 21:23:57,826 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-17 21:23:57,827 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 21:23:57,827 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:23:57,827 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-17 21:23:57,827 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-17 21:23:57,827 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-17 21:23:57,827 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-17 21:23:57,827 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-17 21:23:57,828 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-17 21:23:57,828 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterSensorDry [2020-07-17 21:23:57,828 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-17 21:23:57,828 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-17 21:23:57,828 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-17 21:23:57,828 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-17 21:23:57,828 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-17 21:23:57,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-17 21:23:57,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-17 21:23:57,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-17 21:23:57,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-17 21:23:57,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-17 21:23:57,829 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-17 21:23:57,830 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-17 21:23:57,830 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-17 21:23:57,830 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-17 21:23:57,830 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump__wrappee__highWaterSensor [2020-07-17 21:23:57,830 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-17 21:23:57,830 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-17 21:23:57,831 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-17 21:23:57,831 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-17 21:23:57,831 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-17 21:23:57,831 INFO L138 BoogieDeclarations]: Found implementation of procedure isHighWaterLevel [2020-07-17 21:23:57,831 INFO L138 BoogieDeclarations]: Found implementation of procedure stopSystem [2020-07-17 21:23:57,831 INFO L138 BoogieDeclarations]: Found implementation of procedure startSystem [2020-07-17 21:23:57,832 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-17 21:23:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 21:23:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-17 21:23:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-17 21:23:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-17 21:23:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-17 21:23:57,832 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-17 21:23:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-17 21:23:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-17 21:23:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-17 21:23:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-17 21:23:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-17 21:23:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-17 21:23:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-17 21:23:57,833 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-17 21:23:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-17 21:23:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 21:23:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-17 21:23:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-17 21:23:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-17 21:23:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-17 21:23:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-17 21:23:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-17 21:23:57,834 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-17 21:23:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterSensorDry [2020-07-17 21:23:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 21:23:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-17 21:23:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-17 21:23:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-17 21:23:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-17 21:23:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-17 21:23:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-17 21:23:57,835 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-17 21:23:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 21:23:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-17 21:23:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-17 21:23:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 21:23:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-17 21:23:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-17 21:23:57,836 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 21:23:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-17 21:23:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-17 21:23:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-17 21:23:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-17 21:23:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-17 21:23:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure stopSystem [2020-07-17 21:23:57,837 INFO L130 BoogieDeclarations]: Found specification of procedure startSystem [2020-07-17 21:23:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-17 21:23:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-17 21:23:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure isHighWaterLevel [2020-07-17 21:23:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump__wrappee__highWaterSensor [2020-07-17 21:23:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-17 21:23:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 21:23:57,838 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-17 21:23:57,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 21:23:59,556 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 21:23:59,556 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-17 21:23:59,562 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:23:59 BoogieIcfgContainer [2020-07-17 21:23:59,562 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 21:23:59,563 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 21:23:59,563 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 21:23:59,567 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 21:23:59,567 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 09:23:56" (1/3) ... [2020-07-17 21:23:59,568 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1819f9cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:23:59, skipping insertion in model container [2020-07-17 21:23:59,568 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 09:23:57" (2/3) ... [2020-07-17 21:23:59,569 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1819f9cf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 09:23:59, skipping insertion in model container [2020-07-17 21:23:59,569 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 09:23:59" (3/3) ... [2020-07-17 21:23:59,571 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product44.cil.c [2020-07-17 21:23:59,581 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-17 21:23:59,589 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 21:23:59,603 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 21:23:59,629 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 21:23:59,630 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 21:23:59,630 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-17 21:23:59,630 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 21:23:59,631 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 21:23:59,631 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 21:23:59,631 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 21:23:59,631 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 21:23:59,656 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states. [2020-07-17 21:23:59,667 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-17 21:23:59,667 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:23:59,668 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 21:23:59,669 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:23:59,676 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:23:59,676 INFO L82 PathProgramCache]: Analyzing trace with hash -374908160, now seen corresponding path program 1 times [2020-07-17 21:23:59,688 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:23:59,688 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1995741628] [2020-07-17 21:23:59,689 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:23:59,955 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:00,454 WARN L193 SmtUtils]: Spent 302.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:24:00,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:00,587 INFO L280 TraceCheckUtils]: 0: Hoare triple {205#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string7.base, #t~string7.offset, 1);call write~init~int(77, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(101, #t~string7.base, 2 + #t~string7.offset, 1);call write~init~int(116, #t~string7.base, 3 + #t~string7.offset, 1);call write~init~int(104, #t~string7.base, 4 + #t~string7.offset, 1);call write~init~int(58, #t~string7.base, 5 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 6 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string9.base, #t~string9.offset, 1);call write~init~int(82, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(73, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(84, #t~string9.base, 3 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 4 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(75, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string13.base, #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 1 + #t~string13.offset, 1);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(30);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(9);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(30);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(9);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {182#true} is VALID [2020-07-17 21:24:00,587 INFO L280 TraceCheckUtils]: 1: Hoare triple {182#true} assume true; {182#true} is VALID [2020-07-17 21:24:00,588 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {182#true} {182#true} #522#return; {182#true} is VALID [2020-07-17 21:24:00,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:00,598 INFO L280 TraceCheckUtils]: 0: Hoare triple {182#true} assume true; {182#true} is VALID [2020-07-17 21:24:00,599 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {182#true} {182#true} #426#return; {182#true} is VALID [2020-07-17 21:24:00,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:00,602 INFO L280 TraceCheckUtils]: 0: Hoare triple {182#true} assume true; {182#true} is VALID [2020-07-17 21:24:00,602 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {182#true} {182#true} #428#return; {182#true} is VALID [2020-07-17 21:24:00,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:00,610 INFO L280 TraceCheckUtils]: 0: Hoare triple {182#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {182#true} is VALID [2020-07-17 21:24:00,611 INFO L280 TraceCheckUtils]: 1: Hoare triple {182#true} assume true; {182#true} is VALID [2020-07-17 21:24:00,611 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {182#true} {182#true} #430#return; {182#true} is VALID [2020-07-17 21:24:00,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:00,616 INFO L280 TraceCheckUtils]: 0: Hoare triple {182#true} assume true; {182#true} is VALID [2020-07-17 21:24:00,616 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {182#true} {182#true} #432#return; {182#true} is VALID [2020-07-17 21:24:00,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:00,621 INFO L280 TraceCheckUtils]: 0: Hoare triple {182#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~methaneLevelCritical~0;#res := ~retValue_acc~1; {182#true} is VALID [2020-07-17 21:24:00,622 INFO L280 TraceCheckUtils]: 1: Hoare triple {182#true} assume true; {182#true} is VALID [2020-07-17 21:24:00,622 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {182#true} {183#false} #514#return; {183#false} is VALID [2020-07-17 21:24:00,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:00,633 INFO L280 TraceCheckUtils]: 0: Hoare triple {182#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~waterLevel~0;#res := ~retValue_acc~2; {182#true} is VALID [2020-07-17 21:24:00,633 INFO L280 TraceCheckUtils]: 1: Hoare triple {182#true} assume true; {182#true} is VALID [2020-07-17 21:24:00,634 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {182#true} {183#false} #516#return; {183#false} is VALID [2020-07-17 21:24:00,635 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:00,643 INFO L280 TraceCheckUtils]: 0: Hoare triple {182#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {182#true} is VALID [2020-07-17 21:24:00,644 INFO L280 TraceCheckUtils]: 1: Hoare triple {182#true} assume true; {182#true} is VALID [2020-07-17 21:24:00,644 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {182#true} {183#false} #518#return; {183#false} is VALID [2020-07-17 21:24:00,650 INFO L263 TraceCheckUtils]: 0: Hoare triple {182#true} call ULTIMATE.init(); {205#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|))} is VALID [2020-07-17 21:24:00,650 INFO L280 TraceCheckUtils]: 1: Hoare triple {205#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string7.base, #t~string7.offset, 1);call write~init~int(77, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(101, #t~string7.base, 2 + #t~string7.offset, 1);call write~init~int(116, #t~string7.base, 3 + #t~string7.offset, 1);call write~init~int(104, #t~string7.base, 4 + #t~string7.offset, 1);call write~init~int(58, #t~string7.base, 5 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 6 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string9.base, #t~string9.offset, 1);call write~init~int(82, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(73, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(84, #t~string9.base, 3 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 4 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(75, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string13.base, #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 1 + #t~string13.offset, 1);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(30);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(9);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(30);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(9);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {182#true} is VALID [2020-07-17 21:24:00,651 INFO L280 TraceCheckUtils]: 2: Hoare triple {182#true} assume true; {182#true} is VALID [2020-07-17 21:24:00,651 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {182#true} {182#true} #522#return; {182#true} is VALID [2020-07-17 21:24:00,651 INFO L263 TraceCheckUtils]: 4: Hoare triple {182#true} call #t~ret74 := main(); {182#true} is VALID [2020-07-17 21:24:00,652 INFO L280 TraceCheckUtils]: 5: Hoare triple {182#true} havoc ~retValue_acc~0;havoc ~tmp~0; {182#true} is VALID [2020-07-17 21:24:00,652 INFO L263 TraceCheckUtils]: 6: Hoare triple {182#true} call select_helpers(); {182#true} is VALID [2020-07-17 21:24:00,652 INFO L280 TraceCheckUtils]: 7: Hoare triple {182#true} assume true; {182#true} is VALID [2020-07-17 21:24:00,652 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {182#true} {182#true} #426#return; {182#true} is VALID [2020-07-17 21:24:00,653 INFO L263 TraceCheckUtils]: 9: Hoare triple {182#true} call select_features(); {182#true} is VALID [2020-07-17 21:24:00,653 INFO L280 TraceCheckUtils]: 10: Hoare triple {182#true} assume true; {182#true} is VALID [2020-07-17 21:24:00,653 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {182#true} {182#true} #428#return; {182#true} is VALID [2020-07-17 21:24:00,654 INFO L263 TraceCheckUtils]: 12: Hoare triple {182#true} call #t~ret0 := valid_product(); {182#true} is VALID [2020-07-17 21:24:00,654 INFO L280 TraceCheckUtils]: 13: Hoare triple {182#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {182#true} is VALID [2020-07-17 21:24:00,654 INFO L280 TraceCheckUtils]: 14: Hoare triple {182#true} assume true; {182#true} is VALID [2020-07-17 21:24:00,655 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {182#true} {182#true} #430#return; {182#true} is VALID [2020-07-17 21:24:00,655 INFO L280 TraceCheckUtils]: 16: Hoare triple {182#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {182#true} is VALID [2020-07-17 21:24:00,655 INFO L280 TraceCheckUtils]: 17: Hoare triple {182#true} assume 0 != ~tmp~0; {182#true} is VALID [2020-07-17 21:24:00,656 INFO L263 TraceCheckUtils]: 18: Hoare triple {182#true} call setup(); {182#true} is VALID [2020-07-17 21:24:00,656 INFO L280 TraceCheckUtils]: 19: Hoare triple {182#true} assume true; {182#true} is VALID [2020-07-17 21:24:00,656 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {182#true} {182#true} #432#return; {182#true} is VALID [2020-07-17 21:24:00,657 INFO L263 TraceCheckUtils]: 21: Hoare triple {182#true} call runTest(); {182#true} is VALID [2020-07-17 21:24:00,657 INFO L263 TraceCheckUtils]: 22: Hoare triple {182#true} call test(); {182#true} is VALID [2020-07-17 21:24:00,657 INFO L280 TraceCheckUtils]: 23: Hoare triple {182#true} havoc ~splverifierCounter~0;havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {182#true} is VALID [2020-07-17 21:24:00,658 INFO L280 TraceCheckUtils]: 24: Hoare triple {182#true} assume !true; {183#false} is VALID [2020-07-17 21:24:00,659 INFO L263 TraceCheckUtils]: 25: Hoare triple {183#false} call cleanup(); {183#false} is VALID [2020-07-17 21:24:00,659 INFO L280 TraceCheckUtils]: 26: Hoare triple {183#false} havoc ~i~0;havoc ~__cil_tmp2~0; {183#false} is VALID [2020-07-17 21:24:00,659 INFO L263 TraceCheckUtils]: 27: Hoare triple {183#false} call timeShift(); {183#false} is VALID [2020-07-17 21:24:00,660 INFO L280 TraceCheckUtils]: 28: Hoare triple {183#false} assume !(0 != ~pumpRunning~0); {183#false} is VALID [2020-07-17 21:24:00,660 INFO L280 TraceCheckUtils]: 29: Hoare triple {183#false} assume !(0 != ~systemActive~0); {183#false} is VALID [2020-07-17 21:24:00,662 INFO L263 TraceCheckUtils]: 30: Hoare triple {183#false} call __utac_acc__Specification3_spec__1(); {183#false} is VALID [2020-07-17 21:24:00,663 INFO L280 TraceCheckUtils]: 31: Hoare triple {183#false} havoc ~tmp~1;havoc ~tmp___0~0;havoc ~tmp___1~0; {183#false} is VALID [2020-07-17 21:24:00,663 INFO L263 TraceCheckUtils]: 32: Hoare triple {183#false} call #t~ret1 := isMethaneLevelCritical(); {182#true} is VALID [2020-07-17 21:24:00,663 INFO L280 TraceCheckUtils]: 33: Hoare triple {182#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~methaneLevelCritical~0;#res := ~retValue_acc~1; {182#true} is VALID [2020-07-17 21:24:00,664 INFO L280 TraceCheckUtils]: 34: Hoare triple {182#true} assume true; {182#true} is VALID [2020-07-17 21:24:00,664 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {182#true} {183#false} #514#return; {183#false} is VALID [2020-07-17 21:24:00,666 INFO L280 TraceCheckUtils]: 36: Hoare triple {183#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp~1 := #t~ret1;havoc #t~ret1; {183#false} is VALID [2020-07-17 21:24:00,666 INFO L280 TraceCheckUtils]: 37: Hoare triple {183#false} assume !(0 != ~tmp~1); {183#false} is VALID [2020-07-17 21:24:00,667 INFO L263 TraceCheckUtils]: 38: Hoare triple {183#false} call #t~ret2 := getWaterLevel(); {182#true} is VALID [2020-07-17 21:24:00,667 INFO L280 TraceCheckUtils]: 39: Hoare triple {182#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~waterLevel~0;#res := ~retValue_acc~2; {182#true} is VALID [2020-07-17 21:24:00,667 INFO L280 TraceCheckUtils]: 40: Hoare triple {182#true} assume true; {182#true} is VALID [2020-07-17 21:24:00,668 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {182#true} {183#false} #516#return; {183#false} is VALID [2020-07-17 21:24:00,668 INFO L280 TraceCheckUtils]: 42: Hoare triple {183#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___0~0 := #t~ret2;havoc #t~ret2; {183#false} is VALID [2020-07-17 21:24:00,668 INFO L280 TraceCheckUtils]: 43: Hoare triple {183#false} assume 2 == ~tmp___0~0; {183#false} is VALID [2020-07-17 21:24:00,669 INFO L263 TraceCheckUtils]: 44: Hoare triple {183#false} call #t~ret3 := isPumpRunning(); {182#true} is VALID [2020-07-17 21:24:00,669 INFO L280 TraceCheckUtils]: 45: Hoare triple {182#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {182#true} is VALID [2020-07-17 21:24:00,669 INFO L280 TraceCheckUtils]: 46: Hoare triple {182#true} assume true; {182#true} is VALID [2020-07-17 21:24:00,669 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {182#true} {183#false} #518#return; {183#false} is VALID [2020-07-17 21:24:00,670 INFO L280 TraceCheckUtils]: 48: Hoare triple {183#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp___1~0 := #t~ret3;havoc #t~ret3; {183#false} is VALID [2020-07-17 21:24:00,670 INFO L280 TraceCheckUtils]: 49: Hoare triple {183#false} assume !(0 != ~tmp___1~0); {183#false} is VALID [2020-07-17 21:24:00,670 INFO L263 TraceCheckUtils]: 50: Hoare triple {183#false} call __automaton_fail(); {183#false} is VALID [2020-07-17 21:24:00,671 INFO L280 TraceCheckUtils]: 51: Hoare triple {183#false} assume !false; {183#false} is VALID [2020-07-17 21:24:00,686 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 21:24:00,687 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1995741628] [2020-07-17 21:24:00,688 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:24:00,688 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-17 21:24:00,689 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [578053047] [2020-07-17 21:24:00,698 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:24:00,703 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:24:00,707 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-17 21:24:00,799 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 21:24:00,799 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-17 21:24:00,799 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:24:00,808 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-17 21:24:00,809 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-17 21:24:00,811 INFO L87 Difference]: Start difference. First operand 179 states. Second operand 3 states. [2020-07-17 21:24:05,471 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:05,472 INFO L93 Difference]: Finished difference Result 316 states and 408 transitions. [2020-07-17 21:24:05,472 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-17 21:24:05,472 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-17 21:24:05,473 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:24:05,474 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:24:05,513 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 408 transitions. [2020-07-17 21:24:05,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-17 21:24:05,543 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 408 transitions. [2020-07-17 21:24:05,543 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 408 transitions. [2020-07-17 21:24:06,917 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 408 edges. 408 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:24:06,944 INFO L225 Difference]: With dead ends: 316 [2020-07-17 21:24:06,945 INFO L226 Difference]: Without dead ends: 171 [2020-07-17 21:24:06,949 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 21:24:06,967 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 171 states. [2020-07-17 21:24:08,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 171 to 136. [2020-07-17 21:24:08,260 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:24:08,260 INFO L82 GeneralOperation]: Start isEquivalent. First operand 171 states. Second operand 136 states. [2020-07-17 21:24:08,261 INFO L74 IsIncluded]: Start isIncluded. First operand 171 states. Second operand 136 states. [2020-07-17 21:24:08,261 INFO L87 Difference]: Start difference. First operand 171 states. Second operand 136 states. [2020-07-17 21:24:08,277 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:08,278 INFO L93 Difference]: Finished difference Result 171 states and 213 transitions. [2020-07-17 21:24:08,278 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 213 transitions. [2020-07-17 21:24:08,281 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:24:08,282 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:24:08,282 INFO L74 IsIncluded]: Start isIncluded. First operand 136 states. Second operand 171 states. [2020-07-17 21:24:08,282 INFO L87 Difference]: Start difference. First operand 136 states. Second operand 171 states. [2020-07-17 21:24:08,296 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:08,296 INFO L93 Difference]: Finished difference Result 171 states and 213 transitions. [2020-07-17 21:24:08,296 INFO L276 IsEmpty]: Start isEmpty. Operand 171 states and 213 transitions. [2020-07-17 21:24:08,300 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:24:08,300 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:24:08,300 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:24:08,301 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:24:08,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 136 states. [2020-07-17 21:24:08,308 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 136 states to 136 states and 158 transitions. [2020-07-17 21:24:08,310 INFO L78 Accepts]: Start accepts. Automaton has 136 states and 158 transitions. Word has length 52 [2020-07-17 21:24:08,311 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:24:08,311 INFO L479 AbstractCegarLoop]: Abstraction has 136 states and 158 transitions. [2020-07-17 21:24:08,311 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-17 21:24:08,311 INFO L276 IsEmpty]: Start isEmpty. Operand 136 states and 158 transitions. [2020-07-17 21:24:08,313 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-17 21:24:08,314 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:24:08,314 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 21:24:08,314 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 21:24:08,314 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:24:08,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:24:08,315 INFO L82 PathProgramCache]: Analyzing trace with hash 1199290513, now seen corresponding path program 1 times [2020-07-17 21:24:08,315 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:24:08,315 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1096518655] [2020-07-17 21:24:08,316 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:24:08,366 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:08,681 WARN L193 SmtUtils]: Spent 214.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:24:08,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:08,765 INFO L280 TraceCheckUtils]: 0: Hoare triple {1208#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string7.base, #t~string7.offset, 1);call write~init~int(77, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(101, #t~string7.base, 2 + #t~string7.offset, 1);call write~init~int(116, #t~string7.base, 3 + #t~string7.offset, 1);call write~init~int(104, #t~string7.base, 4 + #t~string7.offset, 1);call write~init~int(58, #t~string7.base, 5 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 6 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string9.base, #t~string9.offset, 1);call write~init~int(82, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(73, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(84, #t~string9.base, 3 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 4 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(75, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string13.base, #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 1 + #t~string13.offset, 1);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(30);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(9);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(30);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(9);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {1184#true} is VALID [2020-07-17 21:24:08,766 INFO L280 TraceCheckUtils]: 1: Hoare triple {1184#true} assume true; {1184#true} is VALID [2020-07-17 21:24:08,766 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1184#true} {1184#true} #522#return; {1184#true} is VALID [2020-07-17 21:24:08,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:08,769 INFO L280 TraceCheckUtils]: 0: Hoare triple {1184#true} assume true; {1184#true} is VALID [2020-07-17 21:24:08,770 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1184#true} {1184#true} #426#return; {1184#true} is VALID [2020-07-17 21:24:08,770 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:08,772 INFO L280 TraceCheckUtils]: 0: Hoare triple {1184#true} assume true; {1184#true} is VALID [2020-07-17 21:24:08,773 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1184#true} {1184#true} #428#return; {1184#true} is VALID [2020-07-17 21:24:08,773 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:08,779 INFO L280 TraceCheckUtils]: 0: Hoare triple {1184#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {1184#true} is VALID [2020-07-17 21:24:08,779 INFO L280 TraceCheckUtils]: 1: Hoare triple {1184#true} assume true; {1184#true} is VALID [2020-07-17 21:24:08,779 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1184#true} {1184#true} #430#return; {1184#true} is VALID [2020-07-17 21:24:08,780 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:08,782 INFO L280 TraceCheckUtils]: 0: Hoare triple {1184#true} assume true; {1184#true} is VALID [2020-07-17 21:24:08,782 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1184#true} {1184#true} #432#return; {1184#true} is VALID [2020-07-17 21:24:08,783 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:08,787 INFO L280 TraceCheckUtils]: 0: Hoare triple {1184#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~methaneLevelCritical~0;#res := ~retValue_acc~1; {1184#true} is VALID [2020-07-17 21:24:08,787 INFO L280 TraceCheckUtils]: 1: Hoare triple {1184#true} assume true; {1184#true} is VALID [2020-07-17 21:24:08,787 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1184#true} {1185#false} #514#return; {1185#false} is VALID [2020-07-17 21:24:08,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:08,793 INFO L280 TraceCheckUtils]: 0: Hoare triple {1184#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~waterLevel~0;#res := ~retValue_acc~2; {1184#true} is VALID [2020-07-17 21:24:08,794 INFO L280 TraceCheckUtils]: 1: Hoare triple {1184#true} assume true; {1184#true} is VALID [2020-07-17 21:24:08,794 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1184#true} {1185#false} #516#return; {1185#false} is VALID [2020-07-17 21:24:08,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:08,800 INFO L280 TraceCheckUtils]: 0: Hoare triple {1184#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {1184#true} is VALID [2020-07-17 21:24:08,800 INFO L280 TraceCheckUtils]: 1: Hoare triple {1184#true} assume true; {1184#true} is VALID [2020-07-17 21:24:08,801 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1184#true} {1185#false} #518#return; {1185#false} is VALID [2020-07-17 21:24:08,805 INFO L263 TraceCheckUtils]: 0: Hoare triple {1184#true} call ULTIMATE.init(); {1208#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|))} is VALID [2020-07-17 21:24:08,806 INFO L280 TraceCheckUtils]: 1: Hoare triple {1208#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string7.base, #t~string7.offset, 1);call write~init~int(77, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(101, #t~string7.base, 2 + #t~string7.offset, 1);call write~init~int(116, #t~string7.base, 3 + #t~string7.offset, 1);call write~init~int(104, #t~string7.base, 4 + #t~string7.offset, 1);call write~init~int(58, #t~string7.base, 5 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 6 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string9.base, #t~string9.offset, 1);call write~init~int(82, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(73, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(84, #t~string9.base, 3 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 4 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(75, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string13.base, #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 1 + #t~string13.offset, 1);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(30);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(9);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(30);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(9);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {1184#true} is VALID [2020-07-17 21:24:08,807 INFO L280 TraceCheckUtils]: 2: Hoare triple {1184#true} assume true; {1184#true} is VALID [2020-07-17 21:24:08,807 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1184#true} {1184#true} #522#return; {1184#true} is VALID [2020-07-17 21:24:08,807 INFO L263 TraceCheckUtils]: 4: Hoare triple {1184#true} call #t~ret74 := main(); {1184#true} is VALID [2020-07-17 21:24:08,808 INFO L280 TraceCheckUtils]: 5: Hoare triple {1184#true} havoc ~retValue_acc~0;havoc ~tmp~0; {1184#true} is VALID [2020-07-17 21:24:08,808 INFO L263 TraceCheckUtils]: 6: Hoare triple {1184#true} call select_helpers(); {1184#true} is VALID [2020-07-17 21:24:08,808 INFO L280 TraceCheckUtils]: 7: Hoare triple {1184#true} assume true; {1184#true} is VALID [2020-07-17 21:24:08,809 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1184#true} {1184#true} #426#return; {1184#true} is VALID [2020-07-17 21:24:08,809 INFO L263 TraceCheckUtils]: 9: Hoare triple {1184#true} call select_features(); {1184#true} is VALID [2020-07-17 21:24:08,810 INFO L280 TraceCheckUtils]: 10: Hoare triple {1184#true} assume true; {1184#true} is VALID [2020-07-17 21:24:08,810 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1184#true} {1184#true} #428#return; {1184#true} is VALID [2020-07-17 21:24:08,810 INFO L263 TraceCheckUtils]: 12: Hoare triple {1184#true} call #t~ret0 := valid_product(); {1184#true} is VALID [2020-07-17 21:24:08,811 INFO L280 TraceCheckUtils]: 13: Hoare triple {1184#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {1184#true} is VALID [2020-07-17 21:24:08,812 INFO L280 TraceCheckUtils]: 14: Hoare triple {1184#true} assume true; {1184#true} is VALID [2020-07-17 21:24:08,812 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1184#true} {1184#true} #430#return; {1184#true} is VALID [2020-07-17 21:24:08,813 INFO L280 TraceCheckUtils]: 16: Hoare triple {1184#true} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {1184#true} is VALID [2020-07-17 21:24:08,813 INFO L280 TraceCheckUtils]: 17: Hoare triple {1184#true} assume 0 != ~tmp~0; {1184#true} is VALID [2020-07-17 21:24:08,813 INFO L263 TraceCheckUtils]: 18: Hoare triple {1184#true} call setup(); {1184#true} is VALID [2020-07-17 21:24:08,814 INFO L280 TraceCheckUtils]: 19: Hoare triple {1184#true} assume true; {1184#true} is VALID [2020-07-17 21:24:08,815 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1184#true} {1184#true} #432#return; {1184#true} is VALID [2020-07-17 21:24:08,815 INFO L263 TraceCheckUtils]: 21: Hoare triple {1184#true} call runTest(); {1184#true} is VALID [2020-07-17 21:24:08,815 INFO L263 TraceCheckUtils]: 22: Hoare triple {1184#true} call test(); {1184#true} is VALID [2020-07-17 21:24:08,819 INFO L280 TraceCheckUtils]: 23: Hoare triple {1184#true} havoc ~splverifierCounter~0;havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1198#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:24:08,819 INFO L280 TraceCheckUtils]: 24: Hoare triple {1198#(= 0 test_~splverifierCounter~0)} assume !false; {1198#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-17 21:24:08,820 INFO L280 TraceCheckUtils]: 25: Hoare triple {1198#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {1185#false} is VALID [2020-07-17 21:24:08,821 INFO L263 TraceCheckUtils]: 26: Hoare triple {1185#false} call cleanup(); {1185#false} is VALID [2020-07-17 21:24:08,821 INFO L280 TraceCheckUtils]: 27: Hoare triple {1185#false} havoc ~i~0;havoc ~__cil_tmp2~0; {1185#false} is VALID [2020-07-17 21:24:08,823 INFO L263 TraceCheckUtils]: 28: Hoare triple {1185#false} call timeShift(); {1185#false} is VALID [2020-07-17 21:24:08,824 INFO L280 TraceCheckUtils]: 29: Hoare triple {1185#false} assume !(0 != ~pumpRunning~0); {1185#false} is VALID [2020-07-17 21:24:08,824 INFO L280 TraceCheckUtils]: 30: Hoare triple {1185#false} assume !(0 != ~systemActive~0); {1185#false} is VALID [2020-07-17 21:24:08,824 INFO L263 TraceCheckUtils]: 31: Hoare triple {1185#false} call __utac_acc__Specification3_spec__1(); {1185#false} is VALID [2020-07-17 21:24:08,825 INFO L280 TraceCheckUtils]: 32: Hoare triple {1185#false} havoc ~tmp~1;havoc ~tmp___0~0;havoc ~tmp___1~0; {1185#false} is VALID [2020-07-17 21:24:08,825 INFO L263 TraceCheckUtils]: 33: Hoare triple {1185#false} call #t~ret1 := isMethaneLevelCritical(); {1184#true} is VALID [2020-07-17 21:24:08,825 INFO L280 TraceCheckUtils]: 34: Hoare triple {1184#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~methaneLevelCritical~0;#res := ~retValue_acc~1; {1184#true} is VALID [2020-07-17 21:24:08,826 INFO L280 TraceCheckUtils]: 35: Hoare triple {1184#true} assume true; {1184#true} is VALID [2020-07-17 21:24:08,826 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {1184#true} {1185#false} #514#return; {1185#false} is VALID [2020-07-17 21:24:08,831 INFO L280 TraceCheckUtils]: 37: Hoare triple {1185#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp~1 := #t~ret1;havoc #t~ret1; {1185#false} is VALID [2020-07-17 21:24:08,831 INFO L280 TraceCheckUtils]: 38: Hoare triple {1185#false} assume !(0 != ~tmp~1); {1185#false} is VALID [2020-07-17 21:24:08,831 INFO L263 TraceCheckUtils]: 39: Hoare triple {1185#false} call #t~ret2 := getWaterLevel(); {1184#true} is VALID [2020-07-17 21:24:08,832 INFO L280 TraceCheckUtils]: 40: Hoare triple {1184#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~waterLevel~0;#res := ~retValue_acc~2; {1184#true} is VALID [2020-07-17 21:24:08,832 INFO L280 TraceCheckUtils]: 41: Hoare triple {1184#true} assume true; {1184#true} is VALID [2020-07-17 21:24:08,832 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {1184#true} {1185#false} #516#return; {1185#false} is VALID [2020-07-17 21:24:08,832 INFO L280 TraceCheckUtils]: 43: Hoare triple {1185#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___0~0 := #t~ret2;havoc #t~ret2; {1185#false} is VALID [2020-07-17 21:24:08,833 INFO L280 TraceCheckUtils]: 44: Hoare triple {1185#false} assume 2 == ~tmp___0~0; {1185#false} is VALID [2020-07-17 21:24:08,833 INFO L263 TraceCheckUtils]: 45: Hoare triple {1185#false} call #t~ret3 := isPumpRunning(); {1184#true} is VALID [2020-07-17 21:24:08,837 INFO L280 TraceCheckUtils]: 46: Hoare triple {1184#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {1184#true} is VALID [2020-07-17 21:24:08,837 INFO L280 TraceCheckUtils]: 47: Hoare triple {1184#true} assume true; {1184#true} is VALID [2020-07-17 21:24:08,837 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {1184#true} {1185#false} #518#return; {1185#false} is VALID [2020-07-17 21:24:08,838 INFO L280 TraceCheckUtils]: 49: Hoare triple {1185#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp___1~0 := #t~ret3;havoc #t~ret3; {1185#false} is VALID [2020-07-17 21:24:08,838 INFO L280 TraceCheckUtils]: 50: Hoare triple {1185#false} assume !(0 != ~tmp___1~0); {1185#false} is VALID [2020-07-17 21:24:08,838 INFO L263 TraceCheckUtils]: 51: Hoare triple {1185#false} call __automaton_fail(); {1185#false} is VALID [2020-07-17 21:24:08,838 INFO L280 TraceCheckUtils]: 52: Hoare triple {1185#false} assume !false; {1185#false} is VALID [2020-07-17 21:24:08,853 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 21:24:08,854 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1096518655] [2020-07-17 21:24:08,854 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:24:08,854 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-17 21:24:08,855 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [449903898] [2020-07-17 21:24:08,858 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:24:08,859 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:24:08,859 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-17 21:24:08,944 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 21:24:08,944 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-17 21:24:08,945 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:24:08,945 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-17 21:24:08,945 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-17 21:24:08,945 INFO L87 Difference]: Start difference. First operand 136 states and 158 transitions. Second operand 4 states. [2020-07-17 21:24:10,195 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:24:13,831 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:13,832 INFO L93 Difference]: Finished difference Result 236 states and 285 transitions. [2020-07-17 21:24:13,832 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-17 21:24:13,832 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-17 21:24:13,833 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:24:13,833 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:24:13,840 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 285 transitions. [2020-07-17 21:24:13,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-17 21:24:13,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 285 transitions. [2020-07-17 21:24:13,847 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 285 transitions. [2020-07-17 21:24:14,810 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 285 edges. 285 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:24:14,815 INFO L225 Difference]: With dead ends: 236 [2020-07-17 21:24:14,816 INFO L226 Difference]: Without dead ends: 155 [2020-07-17 21:24:14,817 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 21:24:14,818 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 155 states. [2020-07-17 21:24:16,171 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 155 to 127. [2020-07-17 21:24:16,171 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:24:16,171 INFO L82 GeneralOperation]: Start isEquivalent. First operand 155 states. Second operand 127 states. [2020-07-17 21:24:16,172 INFO L74 IsIncluded]: Start isIncluded. First operand 155 states. Second operand 127 states. [2020-07-17 21:24:16,172 INFO L87 Difference]: Start difference. First operand 155 states. Second operand 127 states. [2020-07-17 21:24:16,180 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:16,181 INFO L93 Difference]: Finished difference Result 155 states and 189 transitions. [2020-07-17 21:24:16,181 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 189 transitions. [2020-07-17 21:24:16,183 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:24:16,183 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:24:16,183 INFO L74 IsIncluded]: Start isIncluded. First operand 127 states. Second operand 155 states. [2020-07-17 21:24:16,183 INFO L87 Difference]: Start difference. First operand 127 states. Second operand 155 states. [2020-07-17 21:24:16,192 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:16,192 INFO L93 Difference]: Finished difference Result 155 states and 189 transitions. [2020-07-17 21:24:16,193 INFO L276 IsEmpty]: Start isEmpty. Operand 155 states and 189 transitions. [2020-07-17 21:24:16,194 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:24:16,194 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:24:16,194 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:24:16,194 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:24:16,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 127 states. [2020-07-17 21:24:16,199 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 127 states to 127 states and 146 transitions. [2020-07-17 21:24:16,200 INFO L78 Accepts]: Start accepts. Automaton has 127 states and 146 transitions. Word has length 53 [2020-07-17 21:24:16,200 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:24:16,200 INFO L479 AbstractCegarLoop]: Abstraction has 127 states and 146 transitions. [2020-07-17 21:24:16,200 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-17 21:24:16,201 INFO L276 IsEmpty]: Start isEmpty. Operand 127 states and 146 transitions. [2020-07-17 21:24:16,202 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2020-07-17 21:24:16,202 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:24:16,202 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] [2020-07-17 21:24:16,203 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-17 21:24:16,203 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:24:16,203 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:24:16,203 INFO L82 PathProgramCache]: Analyzing trace with hash -1173909231, now seen corresponding path program 1 times [2020-07-17 21:24:16,204 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:24:16,204 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1614498233] [2020-07-17 21:24:16,204 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:24:16,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:16,590 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:24:16,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:16,690 INFO L280 TraceCheckUtils]: 0: Hoare triple {2067#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string7.base, #t~string7.offset, 1);call write~init~int(77, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(101, #t~string7.base, 2 + #t~string7.offset, 1);call write~init~int(116, #t~string7.base, 3 + #t~string7.offset, 1);call write~init~int(104, #t~string7.base, 4 + #t~string7.offset, 1);call write~init~int(58, #t~string7.base, 5 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 6 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string9.base, #t~string9.offset, 1);call write~init~int(82, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(73, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(84, #t~string9.base, 3 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 4 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(75, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string13.base, #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 1 + #t~string13.offset, 1);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(30);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(9);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(30);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(9);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {2045#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:16,691 INFO L280 TraceCheckUtils]: 1: Hoare triple {2045#(= 1 ~systemActive~0)} assume true; {2045#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:16,691 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2045#(= 1 ~systemActive~0)} {2040#true} #522#return; {2045#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:16,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:16,697 INFO L280 TraceCheckUtils]: 0: Hoare triple {2040#true} assume true; {2040#true} is VALID [2020-07-17 21:24:16,698 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2040#true} {2045#(= 1 ~systemActive~0)} #426#return; {2045#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:16,699 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:16,702 INFO L280 TraceCheckUtils]: 0: Hoare triple {2040#true} assume true; {2040#true} is VALID [2020-07-17 21:24:16,704 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2040#true} {2045#(= 1 ~systemActive~0)} #428#return; {2045#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:16,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:16,752 INFO L280 TraceCheckUtils]: 0: Hoare triple {2040#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {2068#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:24:16,753 INFO L280 TraceCheckUtils]: 1: Hoare triple {2068#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {2068#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:24:16,754 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2068#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {2045#(= 1 ~systemActive~0)} #430#return; {2053#(= |main_#t~ret0| ~systemActive~0)} is VALID [2020-07-17 21:24:16,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:16,757 INFO L280 TraceCheckUtils]: 0: Hoare triple {2040#true} assume true; {2040#true} is VALID [2020-07-17 21:24:16,758 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2040#true} {2055#(not (= 0 ~systemActive~0))} #432#return; {2055#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:16,759 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:16,761 INFO L280 TraceCheckUtils]: 0: Hoare triple {2040#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~methaneLevelCritical~0;#res := ~retValue_acc~1; {2040#true} is VALID [2020-07-17 21:24:16,761 INFO L280 TraceCheckUtils]: 1: Hoare triple {2040#true} assume true; {2040#true} is VALID [2020-07-17 21:24:16,762 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2040#true} {2041#false} #514#return; {2041#false} is VALID [2020-07-17 21:24:16,762 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:16,765 INFO L280 TraceCheckUtils]: 0: Hoare triple {2040#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~waterLevel~0;#res := ~retValue_acc~2; {2040#true} is VALID [2020-07-17 21:24:16,765 INFO L280 TraceCheckUtils]: 1: Hoare triple {2040#true} assume true; {2040#true} is VALID [2020-07-17 21:24:16,765 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2040#true} {2041#false} #516#return; {2041#false} is VALID [2020-07-17 21:24:16,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:16,768 INFO L280 TraceCheckUtils]: 0: Hoare triple {2040#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {2040#true} is VALID [2020-07-17 21:24:16,769 INFO L280 TraceCheckUtils]: 1: Hoare triple {2040#true} assume true; {2040#true} is VALID [2020-07-17 21:24:16,769 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2040#true} {2041#false} #518#return; {2041#false} is VALID [2020-07-17 21:24:16,773 INFO L263 TraceCheckUtils]: 0: Hoare triple {2040#true} call ULTIMATE.init(); {2067#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|))} is VALID [2020-07-17 21:24:16,779 INFO L280 TraceCheckUtils]: 1: Hoare triple {2067#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string7.base, #t~string7.offset, 1);call write~init~int(77, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(101, #t~string7.base, 2 + #t~string7.offset, 1);call write~init~int(116, #t~string7.base, 3 + #t~string7.offset, 1);call write~init~int(104, #t~string7.base, 4 + #t~string7.offset, 1);call write~init~int(58, #t~string7.base, 5 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 6 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string9.base, #t~string9.offset, 1);call write~init~int(82, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(73, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(84, #t~string9.base, 3 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 4 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(75, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string13.base, #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 1 + #t~string13.offset, 1);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(30);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(9);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(30);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(9);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {2045#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:16,780 INFO L280 TraceCheckUtils]: 2: Hoare triple {2045#(= 1 ~systemActive~0)} assume true; {2045#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:16,781 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2045#(= 1 ~systemActive~0)} {2040#true} #522#return; {2045#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:16,781 INFO L263 TraceCheckUtils]: 4: Hoare triple {2045#(= 1 ~systemActive~0)} call #t~ret74 := main(); {2045#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:16,782 INFO L280 TraceCheckUtils]: 5: Hoare triple {2045#(= 1 ~systemActive~0)} havoc ~retValue_acc~0;havoc ~tmp~0; {2045#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:16,782 INFO L263 TraceCheckUtils]: 6: Hoare triple {2045#(= 1 ~systemActive~0)} call select_helpers(); {2040#true} is VALID [2020-07-17 21:24:16,782 INFO L280 TraceCheckUtils]: 7: Hoare triple {2040#true} assume true; {2040#true} is VALID [2020-07-17 21:24:16,783 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2040#true} {2045#(= 1 ~systemActive~0)} #426#return; {2045#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:16,783 INFO L263 TraceCheckUtils]: 9: Hoare triple {2045#(= 1 ~systemActive~0)} call select_features(); {2040#true} is VALID [2020-07-17 21:24:16,783 INFO L280 TraceCheckUtils]: 10: Hoare triple {2040#true} assume true; {2040#true} is VALID [2020-07-17 21:24:16,784 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {2040#true} {2045#(= 1 ~systemActive~0)} #428#return; {2045#(= 1 ~systemActive~0)} is VALID [2020-07-17 21:24:16,784 INFO L263 TraceCheckUtils]: 12: Hoare triple {2045#(= 1 ~systemActive~0)} call #t~ret0 := valid_product(); {2040#true} is VALID [2020-07-17 21:24:16,785 INFO L280 TraceCheckUtils]: 13: Hoare triple {2040#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {2068#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:24:16,786 INFO L280 TraceCheckUtils]: 14: Hoare triple {2068#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {2068#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-17 21:24:16,787 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2068#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {2045#(= 1 ~systemActive~0)} #430#return; {2053#(= |main_#t~ret0| ~systemActive~0)} is VALID [2020-07-17 21:24:16,788 INFO L280 TraceCheckUtils]: 16: Hoare triple {2053#(= |main_#t~ret0| ~systemActive~0)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {2054#(= main_~tmp~0 ~systemActive~0)} is VALID [2020-07-17 21:24:16,788 INFO L280 TraceCheckUtils]: 17: Hoare triple {2054#(= main_~tmp~0 ~systemActive~0)} assume 0 != ~tmp~0; {2055#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:16,789 INFO L263 TraceCheckUtils]: 18: Hoare triple {2055#(not (= 0 ~systemActive~0))} call setup(); {2040#true} is VALID [2020-07-17 21:24:16,789 INFO L280 TraceCheckUtils]: 19: Hoare triple {2040#true} assume true; {2040#true} is VALID [2020-07-17 21:24:16,790 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2040#true} {2055#(not (= 0 ~systemActive~0))} #432#return; {2055#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:16,790 INFO L263 TraceCheckUtils]: 21: Hoare triple {2055#(not (= 0 ~systemActive~0))} call runTest(); {2055#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:16,791 INFO L263 TraceCheckUtils]: 22: Hoare triple {2055#(not (= 0 ~systemActive~0))} call test(); {2055#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:16,791 INFO L280 TraceCheckUtils]: 23: Hoare triple {2055#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {2055#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:16,792 INFO L280 TraceCheckUtils]: 24: Hoare triple {2055#(not (= 0 ~systemActive~0))} assume !false; {2055#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:16,793 INFO L280 TraceCheckUtils]: 25: Hoare triple {2055#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {2055#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:16,793 INFO L280 TraceCheckUtils]: 26: Hoare triple {2055#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp~8 := #t~nondet70;havoc #t~nondet70; {2055#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:16,794 INFO L280 TraceCheckUtils]: 27: Hoare triple {2055#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~8); {2055#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:16,794 INFO L280 TraceCheckUtils]: 28: Hoare triple {2055#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet71 && #t~nondet71 <= 2147483647;~tmp___0~2 := #t~nondet71;havoc #t~nondet71; {2055#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:16,795 INFO L280 TraceCheckUtils]: 29: Hoare triple {2055#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~2); {2055#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:16,796 INFO L280 TraceCheckUtils]: 30: Hoare triple {2055#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet72 && #t~nondet72 <= 2147483647;~tmp___2~0 := #t~nondet72;havoc #t~nondet72; {2055#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:16,796 INFO L280 TraceCheckUtils]: 31: Hoare triple {2055#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet73 && #t~nondet73 <= 2147483647;~tmp___1~1 := #t~nondet73;havoc #t~nondet73; {2055#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:16,797 INFO L280 TraceCheckUtils]: 32: Hoare triple {2055#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___1~1); {2055#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:16,797 INFO L263 TraceCheckUtils]: 33: Hoare triple {2055#(not (= 0 ~systemActive~0))} call timeShift(); {2055#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:16,798 INFO L280 TraceCheckUtils]: 34: Hoare triple {2055#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {2055#(not (= 0 ~systemActive~0))} is VALID [2020-07-17 21:24:16,798 INFO L280 TraceCheckUtils]: 35: Hoare triple {2055#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {2041#false} is VALID [2020-07-17 21:24:16,799 INFO L263 TraceCheckUtils]: 36: Hoare triple {2041#false} call __utac_acc__Specification3_spec__1(); {2041#false} is VALID [2020-07-17 21:24:16,799 INFO L280 TraceCheckUtils]: 37: Hoare triple {2041#false} havoc ~tmp~1;havoc ~tmp___0~0;havoc ~tmp___1~0; {2041#false} is VALID [2020-07-17 21:24:16,799 INFO L263 TraceCheckUtils]: 38: Hoare triple {2041#false} call #t~ret1 := isMethaneLevelCritical(); {2040#true} is VALID [2020-07-17 21:24:16,799 INFO L280 TraceCheckUtils]: 39: Hoare triple {2040#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~methaneLevelCritical~0;#res := ~retValue_acc~1; {2040#true} is VALID [2020-07-17 21:24:16,800 INFO L280 TraceCheckUtils]: 40: Hoare triple {2040#true} assume true; {2040#true} is VALID [2020-07-17 21:24:16,800 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {2040#true} {2041#false} #514#return; {2041#false} is VALID [2020-07-17 21:24:16,800 INFO L280 TraceCheckUtils]: 42: Hoare triple {2041#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp~1 := #t~ret1;havoc #t~ret1; {2041#false} is VALID [2020-07-17 21:24:16,800 INFO L280 TraceCheckUtils]: 43: Hoare triple {2041#false} assume !(0 != ~tmp~1); {2041#false} is VALID [2020-07-17 21:24:16,801 INFO L263 TraceCheckUtils]: 44: Hoare triple {2041#false} call #t~ret2 := getWaterLevel(); {2040#true} is VALID [2020-07-17 21:24:16,801 INFO L280 TraceCheckUtils]: 45: Hoare triple {2040#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~waterLevel~0;#res := ~retValue_acc~2; {2040#true} is VALID [2020-07-17 21:24:16,801 INFO L280 TraceCheckUtils]: 46: Hoare triple {2040#true} assume true; {2040#true} is VALID [2020-07-17 21:24:16,801 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {2040#true} {2041#false} #516#return; {2041#false} is VALID [2020-07-17 21:24:16,802 INFO L280 TraceCheckUtils]: 48: Hoare triple {2041#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___0~0 := #t~ret2;havoc #t~ret2; {2041#false} is VALID [2020-07-17 21:24:16,802 INFO L280 TraceCheckUtils]: 49: Hoare triple {2041#false} assume 2 == ~tmp___0~0; {2041#false} is VALID [2020-07-17 21:24:16,802 INFO L263 TraceCheckUtils]: 50: Hoare triple {2041#false} call #t~ret3 := isPumpRunning(); {2040#true} is VALID [2020-07-17 21:24:16,802 INFO L280 TraceCheckUtils]: 51: Hoare triple {2040#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {2040#true} is VALID [2020-07-17 21:24:16,803 INFO L280 TraceCheckUtils]: 52: Hoare triple {2040#true} assume true; {2040#true} is VALID [2020-07-17 21:24:16,803 INFO L275 TraceCheckUtils]: 53: Hoare quadruple {2040#true} {2041#false} #518#return; {2041#false} is VALID [2020-07-17 21:24:16,803 INFO L280 TraceCheckUtils]: 54: Hoare triple {2041#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp___1~0 := #t~ret3;havoc #t~ret3; {2041#false} is VALID [2020-07-17 21:24:16,803 INFO L280 TraceCheckUtils]: 55: Hoare triple {2041#false} assume !(0 != ~tmp___1~0); {2041#false} is VALID [2020-07-17 21:24:16,804 INFO L263 TraceCheckUtils]: 56: Hoare triple {2041#false} call __automaton_fail(); {2041#false} is VALID [2020-07-17 21:24:16,804 INFO L280 TraceCheckUtils]: 57: Hoare triple {2041#false} assume !false; {2041#false} is VALID [2020-07-17 21:24:16,812 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 21:24:16,813 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1614498233] [2020-07-17 21:24:16,813 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:24:16,813 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:24:16,813 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2025836165] [2020-07-17 21:24:16,814 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-17 21:24:16,814 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:24:16,815 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:24:16,886 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 58 edges. 58 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:24:16,886 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:24:16,886 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:24:16,886 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:24:16,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:24:16,887 INFO L87 Difference]: Start difference. First operand 127 states and 146 transitions. Second operand 8 states. [2020-07-17 21:24:17,714 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:24:18,686 WARN L193 SmtUtils]: Spent 247.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-17 21:24:19,112 WARN L193 SmtUtils]: Spent 231.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:24:19,468 WARN L193 SmtUtils]: Spent 241.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:24:23,426 WARN L193 SmtUtils]: Spent 257.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-17 21:24:34,642 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:34,642 INFO L93 Difference]: Finished difference Result 442 states and 540 transitions. [2020-07-17 21:24:34,642 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-07-17 21:24:34,642 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 58 [2020-07-17 21:24:34,643 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:24:34,643 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:24:34,655 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 540 transitions. [2020-07-17 21:24:34,655 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:24:34,666 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 540 transitions. [2020-07-17 21:24:34,667 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 10 states and 540 transitions. [2020-07-17 21:24:36,597 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 540 edges. 540 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:24:36,613 INFO L225 Difference]: With dead ends: 442 [2020-07-17 21:24:36,613 INFO L226 Difference]: Without dead ends: 339 [2020-07-17 21:24:36,615 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 21:24:36,615 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 339 states. [2020-07-17 21:24:39,319 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 339 to 262. [2020-07-17 21:24:39,320 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:24:39,320 INFO L82 GeneralOperation]: Start isEquivalent. First operand 339 states. Second operand 262 states. [2020-07-17 21:24:39,320 INFO L74 IsIncluded]: Start isIncluded. First operand 339 states. Second operand 262 states. [2020-07-17 21:24:39,320 INFO L87 Difference]: Start difference. First operand 339 states. Second operand 262 states. [2020-07-17 21:24:39,339 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:39,339 INFO L93 Difference]: Finished difference Result 339 states and 411 transitions. [2020-07-17 21:24:39,339 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 411 transitions. [2020-07-17 21:24:39,341 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:24:39,341 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:24:39,341 INFO L74 IsIncluded]: Start isIncluded. First operand 262 states. Second operand 339 states. [2020-07-17 21:24:39,342 INFO L87 Difference]: Start difference. First operand 262 states. Second operand 339 states. [2020-07-17 21:24:39,359 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:39,359 INFO L93 Difference]: Finished difference Result 339 states and 411 transitions. [2020-07-17 21:24:39,360 INFO L276 IsEmpty]: Start isEmpty. Operand 339 states and 411 transitions. [2020-07-17 21:24:39,361 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:24:39,361 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:24:39,362 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:24:39,362 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:24:39,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 262 states. [2020-07-17 21:24:39,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 262 states and 311 transitions. [2020-07-17 21:24:39,374 INFO L78 Accepts]: Start accepts. Automaton has 262 states and 311 transitions. Word has length 58 [2020-07-17 21:24:39,374 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:24:39,374 INFO L479 AbstractCegarLoop]: Abstraction has 262 states and 311 transitions. [2020-07-17 21:24:39,374 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:24:39,374 INFO L276 IsEmpty]: Start isEmpty. Operand 262 states and 311 transitions. [2020-07-17 21:24:39,376 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2020-07-17 21:24:39,376 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:24:39,376 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 21:24:39,377 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-17 21:24:39,377 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:24:39,377 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:24:39,377 INFO L82 PathProgramCache]: Analyzing trace with hash 1403187774, now seen corresponding path program 1 times [2020-07-17 21:24:39,377 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:24:39,378 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [299646161] [2020-07-17 21:24:39,378 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:24:39,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:39,713 WARN L193 SmtUtils]: Spent 184.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:24:39,749 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:39,809 INFO L280 TraceCheckUtils]: 0: Hoare triple {3775#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string7.base, #t~string7.offset, 1);call write~init~int(77, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(101, #t~string7.base, 2 + #t~string7.offset, 1);call write~init~int(116, #t~string7.base, 3 + #t~string7.offset, 1);call write~init~int(104, #t~string7.base, 4 + #t~string7.offset, 1);call write~init~int(58, #t~string7.base, 5 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 6 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string9.base, #t~string9.offset, 1);call write~init~int(82, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(73, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(84, #t~string9.base, 3 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 4 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(75, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string13.base, #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 1 + #t~string13.offset, 1);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(30);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(9);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(30);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(9);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,809 INFO L280 TraceCheckUtils]: 1: Hoare triple {3750#(= 1 ~waterLevel~0)} assume true; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,810 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3750#(= 1 ~waterLevel~0)} {3745#true} #522#return; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,811 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:39,813 INFO L280 TraceCheckUtils]: 0: Hoare triple {3745#true} assume true; {3745#true} is VALID [2020-07-17 21:24:39,814 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3745#true} {3750#(= 1 ~waterLevel~0)} #426#return; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:39,819 INFO L280 TraceCheckUtils]: 0: Hoare triple {3745#true} assume true; {3745#true} is VALID [2020-07-17 21:24:39,820 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3745#true} {3750#(= 1 ~waterLevel~0)} #428#return; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:39,826 INFO L280 TraceCheckUtils]: 0: Hoare triple {3745#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {3745#true} is VALID [2020-07-17 21:24:39,826 INFO L280 TraceCheckUtils]: 1: Hoare triple {3745#true} assume true; {3745#true} is VALID [2020-07-17 21:24:39,827 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3745#true} {3750#(= 1 ~waterLevel~0)} #430#return; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,828 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:39,830 INFO L280 TraceCheckUtils]: 0: Hoare triple {3745#true} assume true; {3745#true} is VALID [2020-07-17 21:24:39,831 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {3745#true} {3750#(= 1 ~waterLevel~0)} #432#return; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,850 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:39,858 INFO L280 TraceCheckUtils]: 0: Hoare triple {3776#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3745#true} is VALID [2020-07-17 21:24:39,859 INFO L280 TraceCheckUtils]: 1: Hoare triple {3745#true} ~systemActive~0 := 0; {3745#true} is VALID [2020-07-17 21:24:39,859 INFO L280 TraceCheckUtils]: 2: Hoare triple {3745#true} assume true; {3745#true} is VALID [2020-07-17 21:24:39,859 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3745#true} {3750#(= 1 ~waterLevel~0)} #482#return; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,861 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:39,864 INFO L280 TraceCheckUtils]: 0: Hoare triple {3745#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~methaneLevelCritical~0;#res := ~retValue_acc~1; {3745#true} is VALID [2020-07-17 21:24:39,864 INFO L280 TraceCheckUtils]: 1: Hoare triple {3745#true} assume true; {3745#true} is VALID [2020-07-17 21:24:39,865 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3745#true} {3750#(= 1 ~waterLevel~0)} #514#return; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,866 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:39,882 INFO L280 TraceCheckUtils]: 0: Hoare triple {3745#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~waterLevel~0;#res := ~retValue_acc~2; {3777#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:24:39,882 INFO L280 TraceCheckUtils]: 1: Hoare triple {3777#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3777#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:24:39,883 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3777#(= |getWaterLevel_#res| ~waterLevel~0)} {3750#(= 1 ~waterLevel~0)} #516#return; {3770#(= 1 |__utac_acc__Specification3_spec__1_#t~ret2|)} is VALID [2020-07-17 21:24:39,884 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:24:39,886 INFO L280 TraceCheckUtils]: 0: Hoare triple {3745#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {3745#true} is VALID [2020-07-17 21:24:39,886 INFO L280 TraceCheckUtils]: 1: Hoare triple {3745#true} assume true; {3745#true} is VALID [2020-07-17 21:24:39,887 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {3745#true} {3746#false} #518#return; {3746#false} is VALID [2020-07-17 21:24:39,890 INFO L263 TraceCheckUtils]: 0: Hoare triple {3745#true} call ULTIMATE.init(); {3775#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|))} is VALID [2020-07-17 21:24:39,895 INFO L280 TraceCheckUtils]: 1: Hoare triple {3775#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string7.base, #t~string7.offset, 1);call write~init~int(77, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(101, #t~string7.base, 2 + #t~string7.offset, 1);call write~init~int(116, #t~string7.base, 3 + #t~string7.offset, 1);call write~init~int(104, #t~string7.base, 4 + #t~string7.offset, 1);call write~init~int(58, #t~string7.base, 5 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 6 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string9.base, #t~string9.offset, 1);call write~init~int(82, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(73, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(84, #t~string9.base, 3 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 4 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(75, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string13.base, #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 1 + #t~string13.offset, 1);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(30);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(9);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(30);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(9);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,896 INFO L280 TraceCheckUtils]: 2: Hoare triple {3750#(= 1 ~waterLevel~0)} assume true; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,899 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {3750#(= 1 ~waterLevel~0)} {3745#true} #522#return; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,900 INFO L263 TraceCheckUtils]: 4: Hoare triple {3750#(= 1 ~waterLevel~0)} call #t~ret74 := main(); {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,903 INFO L280 TraceCheckUtils]: 5: Hoare triple {3750#(= 1 ~waterLevel~0)} havoc ~retValue_acc~0;havoc ~tmp~0; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,903 INFO L263 TraceCheckUtils]: 6: Hoare triple {3750#(= 1 ~waterLevel~0)} call select_helpers(); {3745#true} is VALID [2020-07-17 21:24:39,903 INFO L280 TraceCheckUtils]: 7: Hoare triple {3745#true} assume true; {3745#true} is VALID [2020-07-17 21:24:39,904 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {3745#true} {3750#(= 1 ~waterLevel~0)} #426#return; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,904 INFO L263 TraceCheckUtils]: 9: Hoare triple {3750#(= 1 ~waterLevel~0)} call select_features(); {3745#true} is VALID [2020-07-17 21:24:39,904 INFO L280 TraceCheckUtils]: 10: Hoare triple {3745#true} assume true; {3745#true} is VALID [2020-07-17 21:24:39,905 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {3745#true} {3750#(= 1 ~waterLevel~0)} #428#return; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,905 INFO L263 TraceCheckUtils]: 12: Hoare triple {3750#(= 1 ~waterLevel~0)} call #t~ret0 := valid_product(); {3745#true} is VALID [2020-07-17 21:24:39,905 INFO L280 TraceCheckUtils]: 13: Hoare triple {3745#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {3745#true} is VALID [2020-07-17 21:24:39,906 INFO L280 TraceCheckUtils]: 14: Hoare triple {3745#true} assume true; {3745#true} is VALID [2020-07-17 21:24:39,907 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {3745#true} {3750#(= 1 ~waterLevel~0)} #430#return; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,907 INFO L280 TraceCheckUtils]: 16: Hoare triple {3750#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,909 INFO L280 TraceCheckUtils]: 17: Hoare triple {3750#(= 1 ~waterLevel~0)} assume 0 != ~tmp~0; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,910 INFO L263 TraceCheckUtils]: 18: Hoare triple {3750#(= 1 ~waterLevel~0)} call setup(); {3745#true} is VALID [2020-07-17 21:24:39,910 INFO L280 TraceCheckUtils]: 19: Hoare triple {3745#true} assume true; {3745#true} is VALID [2020-07-17 21:24:39,911 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {3745#true} {3750#(= 1 ~waterLevel~0)} #432#return; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,911 INFO L263 TraceCheckUtils]: 21: Hoare triple {3750#(= 1 ~waterLevel~0)} call runTest(); {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,912 INFO L263 TraceCheckUtils]: 22: Hoare triple {3750#(= 1 ~waterLevel~0)} call test(); {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,912 INFO L280 TraceCheckUtils]: 23: Hoare triple {3750#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,912 INFO L280 TraceCheckUtils]: 24: Hoare triple {3750#(= 1 ~waterLevel~0)} assume !false; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,913 INFO L280 TraceCheckUtils]: 25: Hoare triple {3750#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,913 INFO L280 TraceCheckUtils]: 26: Hoare triple {3750#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp~8 := #t~nondet70;havoc #t~nondet70; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,914 INFO L280 TraceCheckUtils]: 27: Hoare triple {3750#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~8); {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,915 INFO L280 TraceCheckUtils]: 28: Hoare triple {3750#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet71 && #t~nondet71 <= 2147483647;~tmp___0~2 := #t~nondet71;havoc #t~nondet71; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,915 INFO L280 TraceCheckUtils]: 29: Hoare triple {3750#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~2); {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,916 INFO L280 TraceCheckUtils]: 30: Hoare triple {3750#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet72 && #t~nondet72 <= 2147483647;~tmp___2~0 := #t~nondet72;havoc #t~nondet72; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,916 INFO L280 TraceCheckUtils]: 31: Hoare triple {3750#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet73 && #t~nondet73 <= 2147483647;~tmp___1~1 := #t~nondet73;havoc #t~nondet73; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,917 INFO L280 TraceCheckUtils]: 32: Hoare triple {3750#(= 1 ~waterLevel~0)} assume 0 != ~tmp___1~1; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,917 INFO L263 TraceCheckUtils]: 33: Hoare triple {3750#(= 1 ~waterLevel~0)} call stopSystem(); {3776#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-17 21:24:39,918 INFO L280 TraceCheckUtils]: 34: Hoare triple {3776#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {3745#true} is VALID [2020-07-17 21:24:39,918 INFO L280 TraceCheckUtils]: 35: Hoare triple {3745#true} ~systemActive~0 := 0; {3745#true} is VALID [2020-07-17 21:24:39,918 INFO L280 TraceCheckUtils]: 36: Hoare triple {3745#true} assume true; {3745#true} is VALID [2020-07-17 21:24:39,919 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {3745#true} {3750#(= 1 ~waterLevel~0)} #482#return; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,920 INFO L263 TraceCheckUtils]: 38: Hoare triple {3750#(= 1 ~waterLevel~0)} call timeShift(); {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,920 INFO L280 TraceCheckUtils]: 39: Hoare triple {3750#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,920 INFO L280 TraceCheckUtils]: 40: Hoare triple {3750#(= 1 ~waterLevel~0)} assume !(0 != ~systemActive~0); {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,921 INFO L263 TraceCheckUtils]: 41: Hoare triple {3750#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,921 INFO L280 TraceCheckUtils]: 42: Hoare triple {3750#(= 1 ~waterLevel~0)} havoc ~tmp~1;havoc ~tmp___0~0;havoc ~tmp___1~0; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,921 INFO L263 TraceCheckUtils]: 43: Hoare triple {3750#(= 1 ~waterLevel~0)} call #t~ret1 := isMethaneLevelCritical(); {3745#true} is VALID [2020-07-17 21:24:39,921 INFO L280 TraceCheckUtils]: 44: Hoare triple {3745#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~methaneLevelCritical~0;#res := ~retValue_acc~1; {3745#true} is VALID [2020-07-17 21:24:39,922 INFO L280 TraceCheckUtils]: 45: Hoare triple {3745#true} assume true; {3745#true} is VALID [2020-07-17 21:24:39,922 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {3745#true} {3750#(= 1 ~waterLevel~0)} #514#return; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,922 INFO L280 TraceCheckUtils]: 47: Hoare triple {3750#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp~1 := #t~ret1;havoc #t~ret1; {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,923 INFO L280 TraceCheckUtils]: 48: Hoare triple {3750#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~1); {3750#(= 1 ~waterLevel~0)} is VALID [2020-07-17 21:24:39,923 INFO L263 TraceCheckUtils]: 49: Hoare triple {3750#(= 1 ~waterLevel~0)} call #t~ret2 := getWaterLevel(); {3745#true} is VALID [2020-07-17 21:24:39,924 INFO L280 TraceCheckUtils]: 50: Hoare triple {3745#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~waterLevel~0;#res := ~retValue_acc~2; {3777#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:24:39,925 INFO L280 TraceCheckUtils]: 51: Hoare triple {3777#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {3777#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-17 21:24:39,926 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {3777#(= |getWaterLevel_#res| ~waterLevel~0)} {3750#(= 1 ~waterLevel~0)} #516#return; {3770#(= 1 |__utac_acc__Specification3_spec__1_#t~ret2|)} is VALID [2020-07-17 21:24:39,927 INFO L280 TraceCheckUtils]: 53: Hoare triple {3770#(= 1 |__utac_acc__Specification3_spec__1_#t~ret2|)} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___0~0 := #t~ret2;havoc #t~ret2; {3771#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} is VALID [2020-07-17 21:24:39,927 INFO L280 TraceCheckUtils]: 54: Hoare triple {3771#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~0)} assume 2 == ~tmp___0~0; {3746#false} is VALID [2020-07-17 21:24:39,928 INFO L263 TraceCheckUtils]: 55: Hoare triple {3746#false} call #t~ret3 := isPumpRunning(); {3745#true} is VALID [2020-07-17 21:24:39,928 INFO L280 TraceCheckUtils]: 56: Hoare triple {3745#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {3745#true} is VALID [2020-07-17 21:24:39,928 INFO L280 TraceCheckUtils]: 57: Hoare triple {3745#true} assume true; {3745#true} is VALID [2020-07-17 21:24:39,929 INFO L275 TraceCheckUtils]: 58: Hoare quadruple {3745#true} {3746#false} #518#return; {3746#false} is VALID [2020-07-17 21:24:39,929 INFO L280 TraceCheckUtils]: 59: Hoare triple {3746#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp___1~0 := #t~ret3;havoc #t~ret3; {3746#false} is VALID [2020-07-17 21:24:39,929 INFO L280 TraceCheckUtils]: 60: Hoare triple {3746#false} assume !(0 != ~tmp___1~0); {3746#false} is VALID [2020-07-17 21:24:39,929 INFO L263 TraceCheckUtils]: 61: Hoare triple {3746#false} call __automaton_fail(); {3746#false} is VALID [2020-07-17 21:24:39,930 INFO L280 TraceCheckUtils]: 62: Hoare triple {3746#false} assume !false; {3746#false} is VALID [2020-07-17 21:24:39,937 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 21:24:39,938 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [299646161] [2020-07-17 21:24:39,938 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:24:39,938 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-17 21:24:39,938 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [525951305] [2020-07-17 21:24:39,939 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-17 21:24:39,939 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:24:39,939 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-17 21:24:40,038 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 21:24:40,038 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-17 21:24:40,038 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:24:40,039 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-17 21:24:40,039 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-17 21:24:40,039 INFO L87 Difference]: Start difference. First operand 262 states and 311 transitions. Second operand 8 states. [2020-07-17 21:24:40,715 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:24:49,394 WARN L193 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:24:50,221 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:24:50,763 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-17 21:24:51,374 WARN L193 SmtUtils]: Spent 226.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:24:57,392 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:24:57,393 INFO L93 Difference]: Finished difference Result 809 states and 1045 transitions. [2020-07-17 21:24:57,393 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-17 21:24:57,393 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 63 [2020-07-17 21:24:57,393 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:24:57,393 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:24:57,412 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 505 transitions. [2020-07-17 21:24:57,413 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-17 21:24:57,423 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 505 transitions. [2020-07-17 21:24:57,423 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 505 transitions. [2020-07-17 21:24:59,114 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 505 edges. 505 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:24:59,145 INFO L225 Difference]: With dead ends: 809 [2020-07-17 21:24:59,145 INFO L226 Difference]: Without dead ends: 571 [2020-07-17 21:24:59,147 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 21:24:59,148 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 571 states. [2020-07-17 21:25:04,339 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 571 to 501. [2020-07-17 21:25:04,340 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:25:04,340 INFO L82 GeneralOperation]: Start isEquivalent. First operand 571 states. Second operand 501 states. [2020-07-17 21:25:04,340 INFO L74 IsIncluded]: Start isIncluded. First operand 571 states. Second operand 501 states. [2020-07-17 21:25:04,341 INFO L87 Difference]: Start difference. First operand 571 states. Second operand 501 states. [2020-07-17 21:25:04,372 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:25:04,372 INFO L93 Difference]: Finished difference Result 571 states and 722 transitions. [2020-07-17 21:25:04,372 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 722 transitions. [2020-07-17 21:25:04,375 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:25:04,375 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:25:04,375 INFO L74 IsIncluded]: Start isIncluded. First operand 501 states. Second operand 571 states. [2020-07-17 21:25:04,375 INFO L87 Difference]: Start difference. First operand 501 states. Second operand 571 states. [2020-07-17 21:25:04,404 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:25:04,404 INFO L93 Difference]: Finished difference Result 571 states and 722 transitions. [2020-07-17 21:25:04,404 INFO L276 IsEmpty]: Start isEmpty. Operand 571 states and 722 transitions. [2020-07-17 21:25:04,407 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:25:04,407 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:25:04,407 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:25:04,407 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:25:04,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 501 states. [2020-07-17 21:25:04,431 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 501 states to 501 states and 605 transitions. [2020-07-17 21:25:04,431 INFO L78 Accepts]: Start accepts. Automaton has 501 states and 605 transitions. Word has length 63 [2020-07-17 21:25:04,432 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:25:04,432 INFO L479 AbstractCegarLoop]: Abstraction has 501 states and 605 transitions. [2020-07-17 21:25:04,432 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-17 21:25:04,432 INFO L276 IsEmpty]: Start isEmpty. Operand 501 states and 605 transitions. [2020-07-17 21:25:04,434 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-17 21:25:04,435 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:25:04,435 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 21:25:04,435 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-17 21:25:04,435 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:25:04,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:25:04,436 INFO L82 PathProgramCache]: Analyzing trace with hash -1321896348, now seen corresponding path program 1 times [2020-07-17 21:25:04,436 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:25:04,436 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2015265032] [2020-07-17 21:25:04,437 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:25:04,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:04,762 WARN L193 SmtUtils]: Spent 196.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-17 21:25:04,805 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:04,833 INFO L280 TraceCheckUtils]: 0: Hoare triple {6777#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string7.base, #t~string7.offset, 1);call write~init~int(77, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(101, #t~string7.base, 2 + #t~string7.offset, 1);call write~init~int(116, #t~string7.base, 3 + #t~string7.offset, 1);call write~init~int(104, #t~string7.base, 4 + #t~string7.offset, 1);call write~init~int(58, #t~string7.base, 5 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 6 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string9.base, #t~string9.offset, 1);call write~init~int(82, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(73, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(84, #t~string9.base, 3 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 4 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(75, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string13.base, #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 1 + #t~string13.offset, 1);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(30);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(9);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(30);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(9);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,833 INFO L280 TraceCheckUtils]: 1: Hoare triple {6751#(= 0 ~pumpRunning~0)} assume true; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,834 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6751#(= 0 ~pumpRunning~0)} {6746#true} #522#return; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,835 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:04,837 INFO L280 TraceCheckUtils]: 0: Hoare triple {6746#true} assume true; {6746#true} is VALID [2020-07-17 21:25:04,838 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6746#true} {6751#(= 0 ~pumpRunning~0)} #426#return; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:04,840 INFO L280 TraceCheckUtils]: 0: Hoare triple {6746#true} assume true; {6746#true} is VALID [2020-07-17 21:25:04,841 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6746#true} {6751#(= 0 ~pumpRunning~0)} #428#return; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,842 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:04,844 INFO L280 TraceCheckUtils]: 0: Hoare triple {6746#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {6746#true} is VALID [2020-07-17 21:25:04,845 INFO L280 TraceCheckUtils]: 1: Hoare triple {6746#true} assume true; {6746#true} is VALID [2020-07-17 21:25:04,845 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6746#true} {6751#(= 0 ~pumpRunning~0)} #430#return; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,846 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:04,849 INFO L280 TraceCheckUtils]: 0: Hoare triple {6746#true} assume true; {6746#true} is VALID [2020-07-17 21:25:04,849 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {6746#true} {6751#(= 0 ~pumpRunning~0)} #432#return; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,862 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:04,866 INFO L280 TraceCheckUtils]: 0: Hoare triple {6778#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,867 INFO L280 TraceCheckUtils]: 1: Hoare triple {6751#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,867 INFO L280 TraceCheckUtils]: 2: Hoare triple {6751#(= 0 ~pumpRunning~0)} assume true; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,868 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6751#(= 0 ~pumpRunning~0)} {6751#(= 0 ~pumpRunning~0)} #482#return; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:04,881 INFO L280 TraceCheckUtils]: 0: Hoare triple {6779#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {6746#true} is VALID [2020-07-17 21:25:04,881 INFO L280 TraceCheckUtils]: 1: Hoare triple {6746#true} assume true; {6746#true} is VALID [2020-07-17 21:25:04,882 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6746#true} {6747#false} #494#return; {6747#false} is VALID [2020-07-17 21:25:04,882 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:04,884 INFO L280 TraceCheckUtils]: 0: Hoare triple {6746#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~methaneLevelCritical~0;#res := ~retValue_acc~1; {6746#true} is VALID [2020-07-17 21:25:04,885 INFO L280 TraceCheckUtils]: 1: Hoare triple {6746#true} assume true; {6746#true} is VALID [2020-07-17 21:25:04,885 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6746#true} {6747#false} #514#return; {6747#false} is VALID [2020-07-17 21:25:04,885 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:04,887 INFO L280 TraceCheckUtils]: 0: Hoare triple {6746#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~waterLevel~0;#res := ~retValue_acc~2; {6746#true} is VALID [2020-07-17 21:25:04,888 INFO L280 TraceCheckUtils]: 1: Hoare triple {6746#true} assume true; {6746#true} is VALID [2020-07-17 21:25:04,888 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6746#true} {6747#false} #516#return; {6747#false} is VALID [2020-07-17 21:25:04,888 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 21:25:04,890 INFO L280 TraceCheckUtils]: 0: Hoare triple {6746#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {6746#true} is VALID [2020-07-17 21:25:04,890 INFO L280 TraceCheckUtils]: 1: Hoare triple {6746#true} assume true; {6746#true} is VALID [2020-07-17 21:25:04,891 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {6746#true} {6747#false} #518#return; {6747#false} is VALID [2020-07-17 21:25:04,894 INFO L263 TraceCheckUtils]: 0: Hoare triple {6746#true} call ULTIMATE.init(); {6777#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|))} is VALID [2020-07-17 21:25:04,900 INFO L280 TraceCheckUtils]: 1: Hoare triple {6777#(and (= |#t~string13.offset| |old(#t~string13.offset)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= |#t~string9.offset| |old(#t~string9.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string35.offset| |old(#t~string35.offset)|) (= |#t~string38.base| |old(#t~string38.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string38.offset| |old(#t~string38.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string36.offset| |old(#t~string36.offset)|) (= |#t~string33.base| |old(#t~string33.base)|) (= |#t~string58.offset| |old(#t~string58.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string35.base| |old(#t~string35.base)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string11.offset| |old(#t~string11.offset)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string34.base| |old(#t~string34.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string7.offset| |old(#t~string7.offset)|) (= |#t~string36.base| |old(#t~string36.base)|) (= |#t~string33.offset| |old(#t~string33.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#t~string58.base| |old(#t~string58.base)|) (= |#t~string34.offset| |old(#t~string34.offset)|) (= |#t~string37.offset| |old(#t~string37.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string11.base| |old(#t~string11.base)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string37.base| |old(#t~string37.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string13.base| |old(#t~string13.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= |#t~string7.base| |old(#t~string7.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string9.base| |old(#t~string9.base)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|) (= |#t~string5.offset| |old(#t~string5.offset)|) (= |#t~string5.base| |old(#t~string5.base)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string5.base, #t~string5.offset := #Ultimate.allocOnStack(13);call #t~string7.base, #t~string7.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string7.base, #t~string7.offset, 1);call write~init~int(77, #t~string7.base, 1 + #t~string7.offset, 1);call write~init~int(101, #t~string7.base, 2 + #t~string7.offset, 1);call write~init~int(116, #t~string7.base, 3 + #t~string7.offset, 1);call write~init~int(104, #t~string7.base, 4 + #t~string7.offset, 1);call write~init~int(58, #t~string7.base, 5 + #t~string7.offset, 1);call write~init~int(0, #t~string7.base, 6 + #t~string7.offset, 1);call #t~string9.base, #t~string9.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string9.base, #t~string9.offset, 1);call write~init~int(82, #t~string9.base, 1 + #t~string9.offset, 1);call write~init~int(73, #t~string9.base, 2 + #t~string9.offset, 1);call write~init~int(84, #t~string9.base, 3 + #t~string9.offset, 1);call write~init~int(0, #t~string9.base, 4 + #t~string9.offset, 1);call #t~string11.base, #t~string11.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string11.base, #t~string11.offset, 1);call write~init~int(75, #t~string11.base, 1 + #t~string11.offset, 1);call write~init~int(0, #t~string11.base, 2 + #t~string11.offset, 1);call #t~string13.base, #t~string13.offset := #Ultimate.allocOnStack(2);call write~init~int(41, #t~string13.base, #t~string13.offset, 1);call write~init~int(0, #t~string13.base, 1 + #t~string13.offset, 1);call #t~string33.base, #t~string33.offset := #Ultimate.allocOnStack(30);call #t~string34.base, #t~string34.offset := #Ultimate.allocOnStack(9);call #t~string35.base, #t~string35.offset := #Ultimate.allocOnStack(21);call #t~string36.base, #t~string36.offset := #Ultimate.allocOnStack(30);call #t~string37.base, #t~string37.offset := #Ultimate.allocOnStack(9);call #t~string38.base, #t~string38.offset := #Ultimate.allocOnStack(21);call #t~string42.base, #t~string42.offset := #Ultimate.allocOnStack(30);call #t~string43.base, #t~string43.offset := #Ultimate.allocOnStack(9);call #t~string44.base, #t~string44.offset := #Ultimate.allocOnStack(25);call #t~string45.base, #t~string45.offset := #Ultimate.allocOnStack(30);call #t~string46.base, #t~string46.offset := #Ultimate.allocOnStack(9);call #t~string47.base, #t~string47.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(13);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string56.base, #t~string56.offset, 1);call write~init~int(110, #t~string56.base, 1 + #t~string56.offset, 1);call write~init~int(0, #t~string56.base, 2 + #t~string56.offset, 1);call #t~string58.base, #t~string58.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string58.base, #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 1 + #t~string58.offset, 1);call write~init~int(102, #t~string58.base, 2 + #t~string58.offset, 1);call write~init~int(0, #t~string58.base, 3 + #t~string58.offset, 1);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string60.base, #t~string60.offset, 1);call write~init~int(80, #t~string60.base, 1 + #t~string60.offset, 1);call write~init~int(117, #t~string60.base, 2 + #t~string60.offset, 1);call write~init~int(109, #t~string60.base, 3 + #t~string60.offset, 1);call write~init~int(112, #t~string60.base, 4 + #t~string60.offset, 1);call write~init~int(58, #t~string60.base, 5 + #t~string60.offset, 1);call write~init~int(0, #t~string60.base, 6 + #t~string60.offset, 1);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string62.base, #t~string62.offset, 1);call write~init~int(110, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 2 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string64.base, #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(102, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 3 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string66.base, #t~string66.offset, 1);call write~init~int(32, #t~string66.base, 1 + #t~string66.offset, 1);call write~init~int(0, #t~string66.base, 2 + #t~string66.offset, 1);call #t~string68.base, #t~string68.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~cleanupTimeShifts~0 := 4;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0;~head~0.base, ~head~0.offset := 0, 0;~pumpRunning~0 := 0;~systemActive~0 := 1; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,900 INFO L280 TraceCheckUtils]: 2: Hoare triple {6751#(= 0 ~pumpRunning~0)} assume true; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,901 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {6751#(= 0 ~pumpRunning~0)} {6746#true} #522#return; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,902 INFO L263 TraceCheckUtils]: 4: Hoare triple {6751#(= 0 ~pumpRunning~0)} call #t~ret74 := main(); {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,902 INFO L280 TraceCheckUtils]: 5: Hoare triple {6751#(= 0 ~pumpRunning~0)} havoc ~retValue_acc~0;havoc ~tmp~0; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,902 INFO L263 TraceCheckUtils]: 6: Hoare triple {6751#(= 0 ~pumpRunning~0)} call select_helpers(); {6746#true} is VALID [2020-07-17 21:25:04,902 INFO L280 TraceCheckUtils]: 7: Hoare triple {6746#true} assume true; {6746#true} is VALID [2020-07-17 21:25:04,903 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {6746#true} {6751#(= 0 ~pumpRunning~0)} #426#return; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,903 INFO L263 TraceCheckUtils]: 9: Hoare triple {6751#(= 0 ~pumpRunning~0)} call select_features(); {6746#true} is VALID [2020-07-17 21:25:04,903 INFO L280 TraceCheckUtils]: 10: Hoare triple {6746#true} assume true; {6746#true} is VALID [2020-07-17 21:25:04,904 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {6746#true} {6751#(= 0 ~pumpRunning~0)} #428#return; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,904 INFO L263 TraceCheckUtils]: 12: Hoare triple {6751#(= 0 ~pumpRunning~0)} call #t~ret0 := valid_product(); {6746#true} is VALID [2020-07-17 21:25:04,904 INFO L280 TraceCheckUtils]: 13: Hoare triple {6746#true} havoc ~retValue_acc~5;~retValue_acc~5 := 1;#res := ~retValue_acc~5; {6746#true} is VALID [2020-07-17 21:25:04,905 INFO L280 TraceCheckUtils]: 14: Hoare triple {6746#true} assume true; {6746#true} is VALID [2020-07-17 21:25:04,905 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {6746#true} {6751#(= 0 ~pumpRunning~0)} #430#return; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,906 INFO L280 TraceCheckUtils]: 16: Hoare triple {6751#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~ret0 && #t~ret0 <= 2147483647;~tmp~0 := #t~ret0;havoc #t~ret0; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,906 INFO L280 TraceCheckUtils]: 17: Hoare triple {6751#(= 0 ~pumpRunning~0)} assume 0 != ~tmp~0; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,907 INFO L263 TraceCheckUtils]: 18: Hoare triple {6751#(= 0 ~pumpRunning~0)} call setup(); {6746#true} is VALID [2020-07-17 21:25:04,907 INFO L280 TraceCheckUtils]: 19: Hoare triple {6746#true} assume true; {6746#true} is VALID [2020-07-17 21:25:04,907 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {6746#true} {6751#(= 0 ~pumpRunning~0)} #432#return; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,908 INFO L263 TraceCheckUtils]: 21: Hoare triple {6751#(= 0 ~pumpRunning~0)} call runTest(); {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,909 INFO L263 TraceCheckUtils]: 22: Hoare triple {6751#(= 0 ~pumpRunning~0)} call test(); {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,909 INFO L280 TraceCheckUtils]: 23: Hoare triple {6751#(= 0 ~pumpRunning~0)} havoc ~splverifierCounter~0;havoc ~tmp~8;havoc ~tmp___0~2;havoc ~tmp___1~1;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,910 INFO L280 TraceCheckUtils]: 24: Hoare triple {6751#(= 0 ~pumpRunning~0)} assume !false; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,910 INFO L280 TraceCheckUtils]: 25: Hoare triple {6751#(= 0 ~pumpRunning~0)} assume ~splverifierCounter~0 < 4; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,911 INFO L280 TraceCheckUtils]: 26: Hoare triple {6751#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet70 && #t~nondet70 <= 2147483647;~tmp~8 := #t~nondet70;havoc #t~nondet70; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,911 INFO L280 TraceCheckUtils]: 27: Hoare triple {6751#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp~8); {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,912 INFO L280 TraceCheckUtils]: 28: Hoare triple {6751#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet71 && #t~nondet71 <= 2147483647;~tmp___0~2 := #t~nondet71;havoc #t~nondet71; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,912 INFO L280 TraceCheckUtils]: 29: Hoare triple {6751#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___0~2); {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,913 INFO L280 TraceCheckUtils]: 30: Hoare triple {6751#(= 0 ~pumpRunning~0)} assume -2147483648 <= #t~nondet72 && #t~nondet72 <= 2147483647;~tmp___2~0 := #t~nondet72;havoc #t~nondet72; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,913 INFO L280 TraceCheckUtils]: 31: Hoare triple {6751#(= 0 ~pumpRunning~0)} assume !(0 != ~tmp___2~0);assume -2147483648 <= #t~nondet73 && #t~nondet73 <= 2147483647;~tmp___1~1 := #t~nondet73;havoc #t~nondet73; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,914 INFO L280 TraceCheckUtils]: 32: Hoare triple {6751#(= 0 ~pumpRunning~0)} assume 0 != ~tmp___1~1; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,915 INFO L263 TraceCheckUtils]: 33: Hoare triple {6751#(= 0 ~pumpRunning~0)} call stopSystem(); {6778#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} is VALID [2020-07-17 21:25:04,915 INFO L280 TraceCheckUtils]: 34: Hoare triple {6778#(and (= ~systemActive~0 |old(~systemActive~0)|) (= ~pumpRunning~0 |old(~pumpRunning~0)|))} assume !(0 != ~pumpRunning~0); {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,916 INFO L280 TraceCheckUtils]: 35: Hoare triple {6751#(= 0 ~pumpRunning~0)} ~systemActive~0 := 0; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,916 INFO L280 TraceCheckUtils]: 36: Hoare triple {6751#(= 0 ~pumpRunning~0)} assume true; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,917 INFO L275 TraceCheckUtils]: 37: Hoare quadruple {6751#(= 0 ~pumpRunning~0)} {6751#(= 0 ~pumpRunning~0)} #482#return; {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,918 INFO L263 TraceCheckUtils]: 38: Hoare triple {6751#(= 0 ~pumpRunning~0)} call timeShift(); {6751#(= 0 ~pumpRunning~0)} is VALID [2020-07-17 21:25:04,918 INFO L280 TraceCheckUtils]: 39: Hoare triple {6751#(= 0 ~pumpRunning~0)} assume 0 != ~pumpRunning~0; {6747#false} is VALID [2020-07-17 21:25:04,918 INFO L263 TraceCheckUtils]: 40: Hoare triple {6747#false} call lowerWaterLevel(); {6779#(= ~waterLevel~0 |old(~waterLevel~0)|)} is VALID [2020-07-17 21:25:04,919 INFO L280 TraceCheckUtils]: 41: Hoare triple {6779#(= ~waterLevel~0 |old(~waterLevel~0)|)} assume ~waterLevel~0 > 0;~waterLevel~0 := ~waterLevel~0 - 1; {6746#true} is VALID [2020-07-17 21:25:04,919 INFO L280 TraceCheckUtils]: 42: Hoare triple {6746#true} assume true; {6746#true} is VALID [2020-07-17 21:25:04,919 INFO L275 TraceCheckUtils]: 43: Hoare quadruple {6746#true} {6747#false} #494#return; {6747#false} is VALID [2020-07-17 21:25:04,919 INFO L280 TraceCheckUtils]: 44: Hoare triple {6747#false} assume !(0 != ~systemActive~0); {6747#false} is VALID [2020-07-17 21:25:04,919 INFO L263 TraceCheckUtils]: 45: Hoare triple {6747#false} call __utac_acc__Specification3_spec__1(); {6747#false} is VALID [2020-07-17 21:25:04,920 INFO L280 TraceCheckUtils]: 46: Hoare triple {6747#false} havoc ~tmp~1;havoc ~tmp___0~0;havoc ~tmp___1~0; {6747#false} is VALID [2020-07-17 21:25:04,920 INFO L263 TraceCheckUtils]: 47: Hoare triple {6747#false} call #t~ret1 := isMethaneLevelCritical(); {6746#true} is VALID [2020-07-17 21:25:04,920 INFO L280 TraceCheckUtils]: 48: Hoare triple {6746#true} havoc ~retValue_acc~1;~retValue_acc~1 := ~methaneLevelCritical~0;#res := ~retValue_acc~1; {6746#true} is VALID [2020-07-17 21:25:04,920 INFO L280 TraceCheckUtils]: 49: Hoare triple {6746#true} assume true; {6746#true} is VALID [2020-07-17 21:25:04,920 INFO L275 TraceCheckUtils]: 50: Hoare quadruple {6746#true} {6747#false} #514#return; {6747#false} is VALID [2020-07-17 21:25:04,921 INFO L280 TraceCheckUtils]: 51: Hoare triple {6747#false} assume -2147483648 <= #t~ret1 && #t~ret1 <= 2147483647;~tmp~1 := #t~ret1;havoc #t~ret1; {6747#false} is VALID [2020-07-17 21:25:04,921 INFO L280 TraceCheckUtils]: 52: Hoare triple {6747#false} assume !(0 != ~tmp~1); {6747#false} is VALID [2020-07-17 21:25:04,921 INFO L263 TraceCheckUtils]: 53: Hoare triple {6747#false} call #t~ret2 := getWaterLevel(); {6746#true} is VALID [2020-07-17 21:25:04,921 INFO L280 TraceCheckUtils]: 54: Hoare triple {6746#true} havoc ~retValue_acc~2;~retValue_acc~2 := ~waterLevel~0;#res := ~retValue_acc~2; {6746#true} is VALID [2020-07-17 21:25:04,921 INFO L280 TraceCheckUtils]: 55: Hoare triple {6746#true} assume true; {6746#true} is VALID [2020-07-17 21:25:04,922 INFO L275 TraceCheckUtils]: 56: Hoare quadruple {6746#true} {6747#false} #516#return; {6747#false} is VALID [2020-07-17 21:25:04,922 INFO L280 TraceCheckUtils]: 57: Hoare triple {6747#false} assume -2147483648 <= #t~ret2 && #t~ret2 <= 2147483647;~tmp___0~0 := #t~ret2;havoc #t~ret2; {6747#false} is VALID [2020-07-17 21:25:04,922 INFO L280 TraceCheckUtils]: 58: Hoare triple {6747#false} assume 2 == ~tmp___0~0; {6747#false} is VALID [2020-07-17 21:25:04,922 INFO L263 TraceCheckUtils]: 59: Hoare triple {6747#false} call #t~ret3 := isPumpRunning(); {6746#true} is VALID [2020-07-17 21:25:04,922 INFO L280 TraceCheckUtils]: 60: Hoare triple {6746#true} havoc ~retValue_acc~10;~retValue_acc~10 := ~pumpRunning~0;#res := ~retValue_acc~10; {6746#true} is VALID [2020-07-17 21:25:04,923 INFO L280 TraceCheckUtils]: 61: Hoare triple {6746#true} assume true; {6746#true} is VALID [2020-07-17 21:25:04,923 INFO L275 TraceCheckUtils]: 62: Hoare quadruple {6746#true} {6747#false} #518#return; {6747#false} is VALID [2020-07-17 21:25:04,923 INFO L280 TraceCheckUtils]: 63: Hoare triple {6747#false} assume -2147483648 <= #t~ret3 && #t~ret3 <= 2147483647;~tmp___1~0 := #t~ret3;havoc #t~ret3; {6747#false} is VALID [2020-07-17 21:25:04,923 INFO L280 TraceCheckUtils]: 64: Hoare triple {6747#false} assume !(0 != ~tmp___1~0); {6747#false} is VALID [2020-07-17 21:25:04,923 INFO L263 TraceCheckUtils]: 65: Hoare triple {6747#false} call __automaton_fail(); {6747#false} is VALID [2020-07-17 21:25:04,924 INFO L280 TraceCheckUtils]: 66: Hoare triple {6747#false} assume !false; {6747#false} is VALID [2020-07-17 21:25:04,931 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 21:25:04,932 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2015265032] [2020-07-17 21:25:04,932 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 21:25:04,932 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-17 21:25:04,932 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1105300436] [2020-07-17 21:25:04,933 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-17 21:25:04,933 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-17 21:25:04,933 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-17 21:25:05,011 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 67 edges. 67 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:25:05,011 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-17 21:25:05,011 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-17 21:25:05,012 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-17 21:25:05,012 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=19, Unknown=0, NotChecked=0, Total=30 [2020-07-17 21:25:05,012 INFO L87 Difference]: Start difference. First operand 501 states and 605 transitions. Second operand 6 states. [2020-07-17 21:25:05,855 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-17 21:25:18,523 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:25:18,523 INFO L93 Difference]: Finished difference Result 1225 states and 1554 transitions. [2020-07-17 21:25:18,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-17 21:25:18,523 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 67 [2020-07-17 21:25:18,524 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 21:25:18,524 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-17 21:25:18,540 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 512 transitions. [2020-07-17 21:25:18,541 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-17 21:25:18,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 512 transitions. [2020-07-17 21:25:18,558 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 512 transitions. [2020-07-17 21:25:20,194 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 512 edges. 512 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-17 21:25:20,275 INFO L225 Difference]: With dead ends: 1225 [2020-07-17 21:25:20,275 INFO L226 Difference]: Without dead ends: 748 [2020-07-17 21:25:20,278 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 33 GetRequests, 24 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 10 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=42, Invalid=68, Unknown=0, NotChecked=0, Total=110 [2020-07-17 21:25:20,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 748 states. [2020-07-17 21:25:29,249 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 748 to 695. [2020-07-17 21:25:29,250 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-17 21:25:29,250 INFO L82 GeneralOperation]: Start isEquivalent. First operand 748 states. Second operand 695 states. [2020-07-17 21:25:29,250 INFO L74 IsIncluded]: Start isIncluded. First operand 748 states. Second operand 695 states. [2020-07-17 21:25:29,250 INFO L87 Difference]: Start difference. First operand 748 states. Second operand 695 states. [2020-07-17 21:25:29,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:25:29,290 INFO L93 Difference]: Finished difference Result 748 states and 927 transitions. [2020-07-17 21:25:29,291 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 927 transitions. [2020-07-17 21:25:29,294 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:25:29,294 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:25:29,294 INFO L74 IsIncluded]: Start isIncluded. First operand 695 states. Second operand 748 states. [2020-07-17 21:25:29,294 INFO L87 Difference]: Start difference. First operand 695 states. Second operand 748 states. [2020-07-17 21:25:29,333 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 21:25:29,333 INFO L93 Difference]: Finished difference Result 748 states and 927 transitions. [2020-07-17 21:25:29,333 INFO L276 IsEmpty]: Start isEmpty. Operand 748 states and 927 transitions. [2020-07-17 21:25:29,336 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 21:25:29,337 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-17 21:25:29,337 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-17 21:25:29,337 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-17 21:25:29,337 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 695 states. [2020-07-17 21:25:29,383 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 695 states to 695 states and 840 transitions. [2020-07-17 21:25:29,383 INFO L78 Accepts]: Start accepts. Automaton has 695 states and 840 transitions. Word has length 67 [2020-07-17 21:25:29,384 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 21:25:29,384 INFO L479 AbstractCegarLoop]: Abstraction has 695 states and 840 transitions. [2020-07-17 21:25:29,384 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-17 21:25:29,384 INFO L276 IsEmpty]: Start isEmpty. Operand 695 states and 840 transitions. [2020-07-17 21:25:29,386 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 68 [2020-07-17 21:25:29,386 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 21:25:29,387 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 21:25:29,387 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-17 21:25:29,387 INFO L427 AbstractCegarLoop]: === Iteration 6 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 21:25:29,388 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 21:25:29,388 INFO L82 PathProgramCache]: Analyzing trace with hash 1134068548, now seen corresponding path program 1 times [2020-07-17 21:25:29,388 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-17 21:25:29,388 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [100412679] [2020-07-17 21:25:29,389 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 21:25:29,491 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:25:29,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-17 21:25:29,663 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-17 21:25:29,663 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-17 21:25:29,664 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-07-17 21:25:29,873 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-17 21:25:29,873 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-17 21:25:29,873 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-17 21:25:29,873 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-17 21:25:29,873 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-17 21:25:29,873 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:25:29,874 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-17 21:25:29,874 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:25:29,874 WARN L170 areAnnotationChecker]: stopSystemENTRY has no Hoare annotation [2020-07-17 21:25:29,874 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-17 21:25:29,874 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-17 21:25:29,874 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-17 21:25:29,874 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-17 21:25:29,874 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:25:29,874 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-17 21:25:29,874 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-17 21:25:29,875 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-17 21:25:29,875 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-17 21:25:29,875 WARN L170 areAnnotationChecker]: isHighWaterSensorDryENTRY has no Hoare annotation [2020-07-17 21:25:29,875 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-17 21:25:29,875 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-17 21:25:29,875 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-17 21:25:29,875 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-17 21:25:29,875 WARN L170 areAnnotationChecker]: activatePump__wrappee__highWaterSensorENTRY has no Hoare annotation [2020-07-17 21:25:29,875 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-17 21:25:29,875 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-17 21:25:29,876 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-17 21:25:29,876 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-17 21:25:29,876 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-17 21:25:29,876 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-17 21:25:29,876 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:25:29,876 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-17 21:25:29,876 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-17 21:25:29,876 WARN L170 areAnnotationChecker]: isHighWaterLevelENTRY has no Hoare annotation [2020-07-17 21:25:29,876 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-17 21:25:29,876 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-17 21:25:29,877 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-17 21:25:29,877 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:25:29,877 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-17 21:25:29,877 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:25:29,877 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-17 21:25:29,877 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:25:29,877 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-17 21:25:29,877 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-17 21:25:29,877 WARN L170 areAnnotationChecker]: startSystemENTRY has no Hoare annotation [2020-07-17 21:25:29,877 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:25:29,878 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-17 21:25:29,878 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:25:29,878 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-17 21:25:29,878 WARN L170 areAnnotationChecker]: L400-2 has no Hoare annotation [2020-07-17 21:25:29,878 WARN L170 areAnnotationChecker]: L400-2 has no Hoare annotation [2020-07-17 21:25:29,878 WARN L170 areAnnotationChecker]: L400-2 has no Hoare annotation [2020-07-17 21:25:29,878 WARN L170 areAnnotationChecker]: L457-2 has no Hoare annotation [2020-07-17 21:25:29,878 WARN L170 areAnnotationChecker]: L457-2 has no Hoare annotation [2020-07-17 21:25:29,878 WARN L170 areAnnotationChecker]: L457-2 has no Hoare annotation [2020-07-17 21:25:29,878 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-17 21:25:29,879 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-17 21:25:29,879 WARN L170 areAnnotationChecker]: L126 has no Hoare annotation [2020-07-17 21:25:29,879 WARN L170 areAnnotationChecker]: L126 has no Hoare annotation [2020-07-17 21:25:29,879 WARN L170 areAnnotationChecker]: L80 has no Hoare annotation [2020-07-17 21:25:29,879 WARN L170 areAnnotationChecker]: L80 has no Hoare annotation [2020-07-17 21:25:29,879 WARN L170 areAnnotationChecker]: L868 has no Hoare annotation [2020-07-17 21:25:29,879 WARN L170 areAnnotationChecker]: L868 has no Hoare annotation [2020-07-17 21:25:29,879 WARN L170 areAnnotationChecker]: L866 has no Hoare annotation [2020-07-17 21:25:29,879 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-17 21:25:29,879 WARN L170 areAnnotationChecker]: L814 has no Hoare annotation [2020-07-17 21:25:29,880 WARN L170 areAnnotationChecker]: L814 has no Hoare annotation [2020-07-17 21:25:29,880 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-17 21:25:29,880 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-17 21:25:29,880 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-17 21:25:29,880 WARN L170 areAnnotationChecker]: L656 has no Hoare annotation [2020-07-17 21:25:29,880 WARN L170 areAnnotationChecker]: L656 has no Hoare annotation [2020-07-17 21:25:29,880 WARN L170 areAnnotationChecker]: L792 has no Hoare annotation [2020-07-17 21:25:29,880 WARN L170 areAnnotationChecker]: L792 has no Hoare annotation [2020-07-17 21:25:29,880 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-17 21:25:29,880 WARN L170 areAnnotationChecker]: L268 has no Hoare annotation [2020-07-17 21:25:29,881 WARN L170 areAnnotationChecker]: L268 has no Hoare annotation [2020-07-17 21:25:29,881 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-17 21:25:29,881 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-17 21:25:29,881 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:25:29,881 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-17 21:25:29,881 WARN L170 areAnnotationChecker]: L943 has no Hoare annotation [2020-07-17 21:25:29,881 WARN L170 areAnnotationChecker]: L943 has no Hoare annotation [2020-07-17 21:25:29,881 WARN L170 areAnnotationChecker]: L943 has no Hoare annotation [2020-07-17 21:25:29,881 WARN L170 areAnnotationChecker]: L610 has no Hoare annotation [2020-07-17 21:25:29,882 WARN L170 areAnnotationChecker]: L610 has no Hoare annotation [2020-07-17 21:25:29,882 WARN L170 areAnnotationChecker]: activatePump__wrappee__highWaterSensorFINAL has no Hoare annotation [2020-07-17 21:25:29,882 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-17 21:25:29,882 WARN L170 areAnnotationChecker]: L240 has no Hoare annotation [2020-07-17 21:25:29,882 WARN L170 areAnnotationChecker]: L240 has no Hoare annotation [2020-07-17 21:25:29,882 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-17 21:25:29,882 WARN L170 areAnnotationChecker]: L517 has no Hoare annotation [2020-07-17 21:25:29,882 WARN L170 areAnnotationChecker]: L517 has no Hoare annotation [2020-07-17 21:25:29,882 WARN L170 areAnnotationChecker]: L767 has no Hoare annotation [2020-07-17 21:25:29,882 WARN L170 areAnnotationChecker]: L767 has no Hoare annotation [2020-07-17 21:25:29,883 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-17 21:25:29,883 WARN L170 areAnnotationChecker]: L215-1 has no Hoare annotation [2020-07-17 21:25:29,883 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-17 21:25:29,883 WARN L170 areAnnotationChecker]: L850 has no Hoare annotation [2020-07-17 21:25:29,883 WARN L170 areAnnotationChecker]: L850 has no Hoare annotation [2020-07-17 21:25:29,883 WARN L170 areAnnotationChecker]: L48 has no Hoare annotation [2020-07-17 21:25:29,883 WARN L170 areAnnotationChecker]: L48 has no Hoare annotation [2020-07-17 21:25:29,883 WARN L170 areAnnotationChecker]: L155 has no Hoare annotation [2020-07-17 21:25:29,883 WARN L170 areAnnotationChecker]: L155 has no Hoare annotation [2020-07-17 21:25:29,884 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-17 21:25:29,885 WARN L170 areAnnotationChecker]: L702 has no Hoare annotation [2020-07-17 21:25:29,885 WARN L170 areAnnotationChecker]: L702 has no Hoare annotation [2020-07-17 21:25:29,885 WARN L170 areAnnotationChecker]: L700 has no Hoare annotation [2020-07-17 21:25:29,885 WARN L170 areAnnotationChecker]: L700 has no Hoare annotation [2020-07-17 21:25:29,885 WARN L170 areAnnotationChecker]: L191-1 has no Hoare annotation [2020-07-17 21:25:29,885 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:25:29,886 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-17 21:25:29,886 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-17 21:25:29,886 WARN L170 areAnnotationChecker]: startSystemFINAL has no Hoare annotation [2020-07-17 21:25:29,886 WARN L170 areAnnotationChecker]: L203-1 has no Hoare annotation [2020-07-17 21:25:29,886 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-17 21:25:29,886 WARN L170 areAnnotationChecker]: L422 has no Hoare annotation [2020-07-17 21:25:29,886 WARN L170 areAnnotationChecker]: L401 has no Hoare annotation [2020-07-17 21:25:29,886 WARN L170 areAnnotationChecker]: L483 has no Hoare annotation [2020-07-17 21:25:29,886 WARN L170 areAnnotationChecker]: L483 has no Hoare annotation [2020-07-17 21:25:29,887 WARN L170 areAnnotationChecker]: L458 has no Hoare annotation [2020-07-17 21:25:29,887 WARN L170 areAnnotationChecker]: L126-1 has no Hoare annotation [2020-07-17 21:25:29,887 WARN L170 areAnnotationChecker]: L126-1 has no Hoare annotation [2020-07-17 21:25:29,887 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-17 21:25:29,887 WARN L170 areAnnotationChecker]: L81 has no Hoare annotation [2020-07-17 21:25:29,887 WARN L170 areAnnotationChecker]: L81 has no Hoare annotation [2020-07-17 21:25:29,887 WARN L170 areAnnotationChecker]: stopSystemFINAL has no Hoare annotation [2020-07-17 21:25:29,887 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-17 21:25:29,887 WARN L170 areAnnotationChecker]: L814-2 has no Hoare annotation [2020-07-17 21:25:29,887 WARN L170 areAnnotationChecker]: L127 has no Hoare annotation [2020-07-17 21:25:29,887 WARN L170 areAnnotationChecker]: L127 has no Hoare annotation [2020-07-17 21:25:29,888 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-17 21:25:29,888 WARN L170 areAnnotationChecker]: L662 has no Hoare annotation [2020-07-17 21:25:29,888 WARN L170 areAnnotationChecker]: L662 has no Hoare annotation [2020-07-17 21:25:29,888 WARN L170 areAnnotationChecker]: L656-1 has no Hoare annotation [2020-07-17 21:25:29,888 WARN L170 areAnnotationChecker]: L792-1 has no Hoare annotation [2020-07-17 21:25:29,888 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-17 21:25:29,888 WARN L170 areAnnotationChecker]: isHighWaterSensorDryFINAL has no Hoare annotation [2020-07-17 21:25:29,888 WARN L170 areAnnotationChecker]: L734 has no Hoare annotation [2020-07-17 21:25:29,888 WARN L170 areAnnotationChecker]: L734 has no Hoare annotation [2020-07-17 21:25:29,888 WARN L170 areAnnotationChecker]: L747 has no Hoare annotation [2020-07-17 21:25:29,889 WARN L170 areAnnotationChecker]: L747 has no Hoare annotation [2020-07-17 21:25:29,889 WARN L170 areAnnotationChecker]: L747-1 has no Hoare annotation [2020-07-17 21:25:29,889 WARN L170 areAnnotationChecker]: L946 has no Hoare annotation [2020-07-17 21:25:29,889 WARN L170 areAnnotationChecker]: L946 has no Hoare annotation [2020-07-17 21:25:29,889 WARN L170 areAnnotationChecker]: L897 has no Hoare annotation [2020-07-17 21:25:29,889 WARN L170 areAnnotationChecker]: L897 has no Hoare annotation [2020-07-17 21:25:29,889 WARN L170 areAnnotationChecker]: L616 has no Hoare annotation [2020-07-17 21:25:29,889 WARN L170 areAnnotationChecker]: L616 has no Hoare annotation [2020-07-17 21:25:29,889 WARN L170 areAnnotationChecker]: L610-1 has no Hoare annotation [2020-07-17 21:25:29,889 WARN L170 areAnnotationChecker]: activatePump__wrappee__highWaterSensorEXIT has no Hoare annotation [2020-07-17 21:25:29,890 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-17 21:25:29,890 WARN L170 areAnnotationChecker]: L240-2 has no Hoare annotation [2020-07-17 21:25:29,890 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-17 21:25:29,890 WARN L170 areAnnotationChecker]: L522 has no Hoare annotation [2020-07-17 21:25:29,890 WARN L170 areAnnotationChecker]: L522 has no Hoare annotation [2020-07-17 21:25:29,890 WARN L170 areAnnotationChecker]: L767-1 has no Hoare annotation [2020-07-17 21:25:29,890 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-17 21:25:29,890 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:25:29,890 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-17 21:25:29,890 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-17 21:25:29,891 WARN L170 areAnnotationChecker]: L850-1 has no Hoare annotation [2020-07-17 21:25:29,891 WARN L170 areAnnotationChecker]: L48-1 has no Hoare annotation [2020-07-17 21:25:29,891 WARN L170 areAnnotationChecker]: L155-1 has no Hoare annotation [2020-07-17 21:25:29,891 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:25:29,891 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-17 21:25:29,891 WARN L170 areAnnotationChecker]: L709 has no Hoare annotation [2020-07-17 21:25:29,891 WARN L170 areAnnotationChecker]: L709 has no Hoare annotation [2020-07-17 21:25:29,891 WARN L170 areAnnotationChecker]: L707 has no Hoare annotation [2020-07-17 21:25:29,891 WARN L170 areAnnotationChecker]: L707 has no Hoare annotation [2020-07-17 21:25:29,891 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-17 21:25:29,892 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-17 21:25:29,892 WARN L170 areAnnotationChecker]: L132-1 has no Hoare annotation [2020-07-17 21:25:29,892 WARN L170 areAnnotationChecker]: L132-1 has no Hoare annotation [2020-07-17 21:25:29,892 WARN L170 areAnnotationChecker]: startSystemEXIT has no Hoare annotation [2020-07-17 21:25:29,892 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:25:29,892 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-17 21:25:29,892 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-17 21:25:29,892 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-17 21:25:29,892 WARN L170 areAnnotationChecker]: L406 has no Hoare annotation [2020-07-17 21:25:29,892 WARN L170 areAnnotationChecker]: L406 has no Hoare annotation [2020-07-17 21:25:29,892 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-17 21:25:29,893 WARN L170 areAnnotationChecker]: L463 has no Hoare annotation [2020-07-17 21:25:29,893 WARN L170 areAnnotationChecker]: L463 has no Hoare annotation [2020-07-17 21:25:29,893 WARN L170 areAnnotationChecker]: L128 has no Hoare annotation [2020-07-17 21:25:29,893 WARN L170 areAnnotationChecker]: L82 has no Hoare annotation [2020-07-17 21:25:29,893 WARN L170 areAnnotationChecker]: L82 has no Hoare annotation [2020-07-17 21:25:29,893 WARN L170 areAnnotationChecker]: stopSystemEXIT has no Hoare annotation [2020-07-17 21:25:29,893 WARN L170 areAnnotationChecker]: L165-1 has no Hoare annotation [2020-07-17 21:25:29,893 WARN L170 areAnnotationChecker]: L826 has no Hoare annotation [2020-07-17 21:25:29,893 WARN L170 areAnnotationChecker]: L826 has no Hoare annotation [2020-07-17 21:25:29,893 WARN L170 areAnnotationChecker]: L130-1 has no Hoare annotation [2020-07-17 21:25:29,894 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-17 21:25:29,894 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-17 21:25:29,894 WARN L170 areAnnotationChecker]: isHighWaterSensorDryEXIT has no Hoare annotation [2020-07-17 21:25:29,894 WARN L170 areAnnotationChecker]: L734-1 has no Hoare annotation [2020-07-17 21:25:29,894 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-17 21:25:29,894 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-17 21:25:29,894 WARN L170 areAnnotationChecker]: L898 has no Hoare annotation [2020-07-17 21:25:29,894 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-17 21:25:29,894 WARN L170 areAnnotationChecker]: L773-1 has no Hoare annotation [2020-07-17 21:25:29,894 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-17 21:25:29,895 WARN L170 areAnnotationChecker]: L539 has no Hoare annotation [2020-07-17 21:25:29,895 WARN L170 areAnnotationChecker]: L539 has no Hoare annotation [2020-07-17 21:25:29,895 WARN L170 areAnnotationChecker]: L769 has no Hoare annotation [2020-07-17 21:25:29,895 WARN L170 areAnnotationChecker]: L769 has no Hoare annotation [2020-07-17 21:25:29,895 WARN L170 areAnnotationChecker]: L476-1 has no Hoare annotation [2020-07-17 21:25:29,895 WARN L170 areAnnotationChecker]: L90 has no Hoare annotation [2020-07-17 21:25:29,895 WARN L170 areAnnotationChecker]: L90 has no Hoare annotation [2020-07-17 21:25:29,895 WARN L170 areAnnotationChecker]: L916-1 has no Hoare annotation [2020-07-17 21:25:29,895 WARN L170 areAnnotationChecker]: L161-1 has no Hoare annotation [2020-07-17 21:25:29,895 WARN L170 areAnnotationChecker]: L852 has no Hoare annotation [2020-07-17 21:25:29,895 WARN L170 areAnnotationChecker]: L852 has no Hoare annotation [2020-07-17 21:25:29,896 WARN L170 areAnnotationChecker]: L52-2 has no Hoare annotation [2020-07-17 21:25:29,896 WARN L170 areAnnotationChecker]: L52-2 has no Hoare annotation [2020-07-17 21:25:29,896 WARN L170 areAnnotationChecker]: L52-2 has no Hoare annotation [2020-07-17 21:25:29,896 WARN L170 areAnnotationChecker]: L157 has no Hoare annotation [2020-07-17 21:25:29,896 WARN L170 areAnnotationChecker]: L157 has no Hoare annotation [2020-07-17 21:25:29,896 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-17 21:25:29,896 WARN L170 areAnnotationChecker]: L934-1 has no Hoare annotation [2020-07-17 21:25:29,896 WARN L170 areAnnotationChecker]: L934-1 has no Hoare annotation [2020-07-17 21:25:29,896 WARN L170 areAnnotationChecker]: L86 has no Hoare annotation [2020-07-17 21:25:29,897 WARN L170 areAnnotationChecker]: L86 has no Hoare annotation [2020-07-17 21:25:29,897 WARN L170 areAnnotationChecker]: L906-1 has no Hoare annotation [2020-07-17 21:25:29,897 WARN L170 areAnnotationChecker]: L163-1 has no Hoare annotation [2020-07-17 21:25:29,897 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-17 21:25:29,897 WARN L170 areAnnotationChecker]: L406-1 has no Hoare annotation [2020-07-17 21:25:29,897 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:25:29,897 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-17 21:25:29,897 WARN L170 areAnnotationChecker]: L463-1 has no Hoare annotation [2020-07-17 21:25:29,897 WARN L170 areAnnotationChecker]: L130 has no Hoare annotation [2020-07-17 21:25:29,897 WARN L170 areAnnotationChecker]: L130 has no Hoare annotation [2020-07-17 21:25:29,898 WARN L170 areAnnotationChecker]: L83 has no Hoare annotation [2020-07-17 21:25:29,898 WARN L170 areAnnotationChecker]: L83 has no Hoare annotation [2020-07-17 21:25:29,898 WARN L170 areAnnotationChecker]: L167 has no Hoare annotation [2020-07-17 21:25:29,898 WARN L170 areAnnotationChecker]: L167 has no Hoare annotation [2020-07-17 21:25:29,898 WARN L170 areAnnotationChecker]: L826-2 has no Hoare annotation [2020-07-17 21:25:29,898 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-17 21:25:29,898 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-17 21:25:29,898 WARN L170 areAnnotationChecker]: L736 has no Hoare annotation [2020-07-17 21:25:29,898 WARN L170 areAnnotationChecker]: L736 has no Hoare annotation [2020-07-17 21:25:29,898 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-17 21:25:29,899 WARN L170 areAnnotationChecker]: L906 has no Hoare annotation [2020-07-17 21:25:29,899 WARN L170 areAnnotationChecker]: L906 has no Hoare annotation [2020-07-17 21:25:29,899 WARN L170 areAnnotationChecker]: activatePumpEXIT has no Hoare annotation [2020-07-17 21:25:29,899 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-17 21:25:29,899 WARN L170 areAnnotationChecker]: L542-2 has no Hoare annotation [2020-07-17 21:25:29,899 WARN L170 areAnnotationChecker]: L542-2 has no Hoare annotation [2020-07-17 21:25:29,900 WARN L170 areAnnotationChecker]: L542-2 has no Hoare annotation [2020-07-17 21:25:29,900 WARN L170 areAnnotationChecker]: L581 has no Hoare annotation [2020-07-17 21:25:29,900 WARN L170 areAnnotationChecker]: L581 has no Hoare annotation [2020-07-17 21:25:29,900 WARN L170 areAnnotationChecker]: L773 has no Hoare annotation [2020-07-17 21:25:29,900 WARN L170 areAnnotationChecker]: L773 has no Hoare annotation [2020-07-17 21:25:29,900 WARN L170 areAnnotationChecker]: L91 has no Hoare annotation [2020-07-17 21:25:29,900 WARN L170 areAnnotationChecker]: L91 has no Hoare annotation [2020-07-17 21:25:29,901 WARN L170 areAnnotationChecker]: L926 has no Hoare annotation [2020-07-17 21:25:29,902 WARN L170 areAnnotationChecker]: L926 has no Hoare annotation [2020-07-17 21:25:29,902 WARN L170 areAnnotationChecker]: L163 has no Hoare annotation [2020-07-17 21:25:29,902 WARN L170 areAnnotationChecker]: L163 has no Hoare annotation [2020-07-17 21:25:29,902 WARN L170 areAnnotationChecker]: L852-2 has no Hoare annotation [2020-07-17 21:25:29,902 WARN L170 areAnnotationChecker]: L67 has no Hoare annotation [2020-07-17 21:25:29,902 WARN L170 areAnnotationChecker]: L53 has no Hoare annotation [2020-07-17 21:25:29,902 WARN L170 areAnnotationChecker]: L161 has no Hoare annotation [2020-07-17 21:25:29,902 WARN L170 areAnnotationChecker]: L161 has no Hoare annotation [2020-07-17 21:25:29,902 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:25:29,902 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:25:29,903 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:25:29,903 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:25:29,903 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:25:29,903 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:25:29,903 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:25:29,903 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-17 21:25:29,903 WARN L170 areAnnotationChecker]: L87 has no Hoare annotation [2020-07-17 21:25:29,903 WARN L170 areAnnotationChecker]: L87 has no Hoare annotation [2020-07-17 21:25:29,903 WARN L170 areAnnotationChecker]: L916 has no Hoare annotation [2020-07-17 21:25:29,903 WARN L170 areAnnotationChecker]: L916 has no Hoare annotation [2020-07-17 21:25:29,904 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-17 21:25:29,904 WARN L170 areAnnotationChecker]: L558-1 has no Hoare annotation [2020-07-17 21:25:29,904 WARN L170 areAnnotationChecker]: L574-1 has no Hoare annotation [2020-07-17 21:25:29,904 WARN L170 areAnnotationChecker]: L476 has no Hoare annotation [2020-07-17 21:25:29,904 WARN L170 areAnnotationChecker]: L476 has no Hoare annotation [2020-07-17 21:25:29,904 WARN L170 areAnnotationChecker]: L132 has no Hoare annotation [2020-07-17 21:25:29,904 WARN L170 areAnnotationChecker]: L132 has no Hoare annotation [2020-07-17 21:25:29,904 WARN L170 areAnnotationChecker]: L84 has no Hoare annotation [2020-07-17 21:25:29,904 WARN L170 areAnnotationChecker]: L84 has no Hoare annotation [2020-07-17 21:25:29,904 WARN L170 areAnnotationChecker]: L171 has no Hoare annotation [2020-07-17 21:25:29,905 WARN L170 areAnnotationChecker]: L171 has no Hoare annotation [2020-07-17 21:25:29,905 WARN L170 areAnnotationChecker]: L837 has no Hoare annotation [2020-07-17 21:25:29,905 WARN L170 areAnnotationChecker]: L837 has no Hoare annotation [2020-07-17 21:25:29,905 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-17 21:25:29,905 WARN L170 areAnnotationChecker]: L738 has no Hoare annotation [2020-07-17 21:25:29,905 WARN L170 areAnnotationChecker]: L738 has no Hoare annotation [2020-07-17 21:25:29,905 WARN L170 areAnnotationChecker]: L742 has no Hoare annotation [2020-07-17 21:25:29,905 WARN L170 areAnnotationChecker]: L742 has no Hoare annotation [2020-07-17 21:25:29,905 WARN L170 areAnnotationChecker]: L908 has no Hoare annotation [2020-07-17 21:25:29,905 WARN L170 areAnnotationChecker]: L908 has no Hoare annotation [2020-07-17 21:25:29,905 WARN L170 areAnnotationChecker]: L837-1 has no Hoare annotation [2020-07-17 21:25:29,906 WARN L170 areAnnotationChecker]: L563 has no Hoare annotation [2020-07-17 21:25:29,906 WARN L170 areAnnotationChecker]: L543 has no Hoare annotation [2020-07-17 21:25:29,906 WARN L170 areAnnotationChecker]: L543 has no Hoare annotation [2020-07-17 21:25:29,906 WARN L170 areAnnotationChecker]: L582 has no Hoare annotation [2020-07-17 21:25:29,906 WARN L170 areAnnotationChecker]: L582 has no Hoare annotation [2020-07-17 21:25:29,906 WARN L170 areAnnotationChecker]: L92 has no Hoare annotation [2020-07-17 21:25:29,906 WARN L170 areAnnotationChecker]: L92 has no Hoare annotation [2020-07-17 21:25:29,906 WARN L170 areAnnotationChecker]: L928 has no Hoare annotation [2020-07-17 21:25:29,906 WARN L170 areAnnotationChecker]: L928 has no Hoare annotation [2020-07-17 21:25:29,906 WARN L170 areAnnotationChecker]: L934 has no Hoare annotation [2020-07-17 21:25:29,907 WARN L170 areAnnotationChecker]: L934 has no Hoare annotation [2020-07-17 21:25:29,907 WARN L170 areAnnotationChecker]: L165 has no Hoare annotation [2020-07-17 21:25:29,907 WARN L170 areAnnotationChecker]: L165 has no Hoare annotation [2020-07-17 21:25:29,907 WARN L170 areAnnotationChecker]: isHighWaterLevelFINAL has no Hoare annotation [2020-07-17 21:25:29,907 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:25:29,907 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-17 21:25:29,907 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-17 21:25:29,907 WARN L170 areAnnotationChecker]: L56 has no Hoare annotation [2020-07-17 21:25:29,907 WARN L170 areAnnotationChecker]: L88 has no Hoare annotation [2020-07-17 21:25:29,907 WARN L170 areAnnotationChecker]: L88 has no Hoare annotation [2020-07-17 21:25:29,908 WARN L170 areAnnotationChecker]: L63 has no Hoare annotation [2020-07-17 21:25:29,908 WARN L170 areAnnotationChecker]: L918 has no Hoare annotation [2020-07-17 21:25:29,908 WARN L170 areAnnotationChecker]: L918 has no Hoare annotation [2020-07-17 21:25:29,908 WARN L170 areAnnotationChecker]: L85 has no Hoare annotation [2020-07-17 21:25:29,908 WARN L170 areAnnotationChecker]: L85 has no Hoare annotation [2020-07-17 21:25:29,908 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-17 21:25:29,908 WARN L170 areAnnotationChecker]: L574 has no Hoare annotation [2020-07-17 21:25:29,908 WARN L170 areAnnotationChecker]: L574 has no Hoare annotation [2020-07-17 21:25:29,908 WARN L170 areAnnotationChecker]: L544 has no Hoare annotation [2020-07-17 21:25:29,908 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-17 21:25:29,909 WARN L170 areAnnotationChecker]: L93 has no Hoare annotation [2020-07-17 21:25:29,909 WARN L170 areAnnotationChecker]: L936 has no Hoare annotation [2020-07-17 21:25:29,909 WARN L170 areAnnotationChecker]: L936 has no Hoare annotation [2020-07-17 21:25:29,909 WARN L170 areAnnotationChecker]: isHighWaterLevelEXIT has no Hoare annotation [2020-07-17 21:25:29,909 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-17 21:25:29,909 WARN L170 areAnnotationChecker]: L56-1 has no Hoare annotation [2020-07-17 21:25:29,909 WARN L170 areAnnotationChecker]: L56-1 has no Hoare annotation [2020-07-17 21:25:29,909 WARN L170 areAnnotationChecker]: L89 has no Hoare annotation [2020-07-17 21:25:29,909 WARN L170 areAnnotationChecker]: L89 has no Hoare annotation [2020-07-17 21:25:29,909 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:25:29,909 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:25:29,910 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:25:29,910 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:25:29,910 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:25:29,910 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:25:29,910 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-17 21:25:29,910 WARN L170 areAnnotationChecker]: L558 has no Hoare annotation [2020-07-17 21:25:29,910 WARN L170 areAnnotationChecker]: L558 has no Hoare annotation [2020-07-17 21:25:29,910 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 21:25:29,921 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 09:25:29 BoogieIcfgContainer [2020-07-17 21:25:29,922 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 21:25:29,925 INFO L168 Benchmark]: Toolchain (without parser) took 92946.10 ms. Allocated memory was 137.9 MB in the beginning and 886.6 MB in the end (delta: 748.7 MB). Free memory was 101.9 MB in the beginning and 820.5 MB in the end (delta: -718.7 MB). Peak memory consumption was 749.9 MB. Max. memory is 7.1 GB. [2020-07-17 21:25:29,926 INFO L168 Benchmark]: CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory is still 120.6 MB. There was no memory consumed. Max. memory is 7.1 GB. [2020-07-17 21:25:29,931 INFO L168 Benchmark]: CACSL2BoogieTranslator took 664.08 ms. Allocated memory was 137.9 MB in the beginning and 202.9 MB in the end (delta: 65.0 MB). Free memory was 101.5 MB in the beginning and 170.9 MB in the end (delta: -69.4 MB). Peak memory consumption was 30.8 MB. Max. memory is 7.1 GB. [2020-07-17 21:25:29,932 INFO L168 Benchmark]: Boogie Preprocessor took 110.20 ms. Allocated memory is still 202.9 MB. Free memory was 170.9 MB in the beginning and 164.6 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 7.1 GB. [2020-07-17 21:25:29,933 INFO L168 Benchmark]: RCFGBuilder took 1803.10 ms. Allocated memory was 202.9 MB in the beginning and 234.4 MB in the end (delta: 31.5 MB). Free memory was 164.6 MB in the beginning and 93.1 MB in the end (delta: 71.5 MB). Peak memory consumption was 103.0 MB. Max. memory is 7.1 GB. [2020-07-17 21:25:29,933 INFO L168 Benchmark]: TraceAbstraction took 90358.35 ms. Allocated memory was 234.4 MB in the beginning and 886.6 MB in the end (delta: 652.2 MB). Free memory was 93.1 MB in the beginning and 820.5 MB in the end (delta: -727.4 MB). Peak memory consumption was 644.7 MB. Max. memory is 7.1 GB. [2020-07-17 21:25:29,935 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.23 ms. Allocated memory is still 137.9 MB. Free memory is still 120.6 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 664.08 ms. Allocated memory was 137.9 MB in the beginning and 202.9 MB in the end (delta: 65.0 MB). Free memory was 101.5 MB in the beginning and 170.9 MB in the end (delta: -69.4 MB). Peak memory consumption was 30.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 110.20 ms. Allocated memory is still 202.9 MB. Free memory was 170.9 MB in the beginning and 164.6 MB in the end (delta: 6.3 MB). Peak memory consumption was 6.3 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1803.10 ms. Allocated memory was 202.9 MB in the beginning and 234.4 MB in the end (delta: 31.5 MB). Free memory was 164.6 MB in the beginning and 93.1 MB in the end (delta: 71.5 MB). Peak memory consumption was 103.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 90358.35 ms. Allocated memory was 234.4 MB in the beginning and 886.6 MB in the end (delta: 652.2 MB). Free memory was 93.1 MB in the beginning and 820.5 MB in the end (delta: -727.4 MB). Peak memory consumption was 644.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 318]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L40] int cleanupTimeShifts = 4; [L185] int waterLevel = 1; [L186] int methaneLevelCritical = 0; [L492] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L693] int pumpRunning = 0; [L694] int systemActive = 1; VAL [\old(cleanupTimeShifts)=175, \old(head)=164, \old(head)=176, \old(methaneLevelCritical)=142, \old(pumpRunning)=130, \old(systemActive)=129, \old(waterLevel)=138, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L121] int retValue_acc ; [L122] 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] [L126] 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] [L127] 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] [L128] 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] [L305] int retValue_acc ; [L308] retValue_acc = 1 [L309] 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] [L128] 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] [L128] tmp = valid_product() [L130] 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] [L132] 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] [L133] 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] [L112] 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] [L887] int splverifierCounter ; [L888] int tmp ; [L889] int tmp___0 ; [L890] int tmp___1 ; [L891] int tmp___2 ; [L894] 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] [L896] 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] [L898] 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] [L904] tmp = __VERIFIER_nondet_int() [L906] 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] [L908] 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] [L203] COND TRUE waterLevel < 2 [L204] 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] [L908] 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] [L914] tmp___0 = __VERIFIER_nondet_int() [L916] 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] [L924] tmp___2 = __VERIFIER_nondet_int() [L926] COND FALSE !(\read(tmp___2)) [L932] tmp___1 = __VERIFIER_nondet_int() [L934] 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] [L936] 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] [L866] 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] [L873] 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] [L936] 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] [L943] 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] [L700] 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] [L707] 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] [L715] 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] [L149] int tmp ; [L150] int tmp___0 ; [L151] 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] [L155] 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] [L224] int retValue_acc ; [L227] retValue_acc = methaneLevelCritical [L228] 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] [L155] 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] [L155] tmp = isMethaneLevelCritical() [L157] 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] [L161] 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] [L256] int retValue_acc ; [L259] retValue_acc = waterLevel [L260] 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] [L161] 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] [L161] tmp___0 = getWaterLevel() [L163] 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] [L165] 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] [L799] int retValue_acc ; [L802] retValue_acc = pumpRunning [L803] 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] [L165] 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] [L165] tmp___1 = isPumpRunning() [L167] 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] [L171] 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] [L318] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(systemActive)=1, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=0, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 40 procedures, 235 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 90.0s, OverallIterations: 6, TraceHistogramMax: 1, AutomataDifference: 66.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 631 SDtfs, 1173 SDslu, 426 SDs, 0 SdLazy, 2246 SolverSat, 777 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 15.5s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 135 GetRequests, 99 SyntacticMatches, 0 SemanticMatches, 36 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 5.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=695occurred in iteration=5, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 19.8s AutomataMinimizationTime, 5 MinimizatonAttempts, 263 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.7s InterpolantComputationTime, 360 NumberOfCodeBlocks, 360 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 288 ConstructedInterpolants, 0 QuantifiedInterpolants, 83172 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 5 InterpolantComputations, 5 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...