/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_product05.cil.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-46f3038-m [2020-07-08 11:12:53,684 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-08 11:12:53,687 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-08 11:12:53,707 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-08 11:12:53,707 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-08 11:12:53,710 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-08 11:12:53,712 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-08 11:12:53,725 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-08 11:12:53,727 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-08 11:12:53,728 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-08 11:12:53,729 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-08 11:12:53,731 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-08 11:12:53,731 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-08 11:12:53,735 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-08 11:12:53,737 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-08 11:12:53,739 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-08 11:12:53,741 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-08 11:12:53,743 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-08 11:12:53,745 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-08 11:12:53,751 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-08 11:12:53,754 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-08 11:12:53,754 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-08 11:12:53,755 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-08 11:12:53,758 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-08 11:12:53,761 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-08 11:12:53,761 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-08 11:12:53,761 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-08 11:12:53,764 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-08 11:12:53,764 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-08 11:12:53,765 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-08 11:12:53,765 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-08 11:12:53,766 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-08 11:12:53,767 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-08 11:12:53,768 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-08 11:12:53,770 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-08 11:12:53,770 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-08 11:12:53,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-08 11:12:53,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-08 11:12:53,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-08 11:12:53,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-08 11:12:53,775 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-08 11:12:53,776 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-08 11:12:53,794 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-08 11:12:53,794 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-08 11:12:53,796 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-08 11:12:53,796 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-08 11:12:53,796 INFO L138 SettingsManager]: * Use SBE=true [2020-07-08 11:12:53,797 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-08 11:12:53,797 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-08 11:12:53,797 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-08 11:12:53,797 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-08 11:12:53,797 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-08 11:12:53,798 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-08 11:12:53,799 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-08 11:12:53,799 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-08 11:12:53,799 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-08 11:12:53,800 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-08 11:12:53,800 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-08 11:12:53,800 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-08 11:12:53,800 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-08 11:12:53,800 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-08 11:12:53,800 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-08 11:12:53,801 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-08 11:12:53,801 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 11:12:53,801 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-08 11:12:53,801 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-08 11:12:53,801 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-08 11:12:53,802 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-08 11:12:53,802 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-08 11:12:53,802 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-08 11:12:53,802 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-08 11:12:53,802 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-08 11:12:54,105 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-08 11:12:54,118 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-08 11:12:54,121 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-08 11:12:54,123 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-08 11:12:54,123 INFO L275 PluginConnector]: CDTParser initialized [2020-07-08 11:12:54,124 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/product-lines/minepump_spec3_product05.cil.c [2020-07-08 11:12:54,197 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cbe05222/b706b7dd54c245b2b2bbb7ae65241837/FLAG4f55d0b7b [2020-07-08 11:12:54,741 INFO L306 CDTParser]: Found 1 translation units. [2020-07-08 11:12:54,742 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/product-lines/minepump_spec3_product05.cil.c [2020-07-08 11:12:54,758 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cbe05222/b706b7dd54c245b2b2bbb7ae65241837/FLAG4f55d0b7b [2020-07-08 11:12:55,052 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3cbe05222/b706b7dd54c245b2b2bbb7ae65241837 [2020-07-08 11:12:55,060 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-08 11:12:55,062 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-08 11:12:55,063 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-08 11:12:55,063 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-08 11:12:55,066 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-08 11:12:55,068 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:12:55" (1/1) ... [2020-07-08 11:12:55,071 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@43181fea and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:12:55, skipping insertion in model container [2020-07-08 11:12:55,071 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 08.07 11:12:55" (1/1) ... [2020-07-08 11:12:55,079 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-08 11:12:55,133 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-08 11:12:55,497 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:12:55,613 INFO L203 MainTranslator]: Completed pre-run [2020-07-08 11:12:55,700 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-08 11:12:55,735 INFO L208 MainTranslator]: Completed translation [2020-07-08 11:12:55,736 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:12:55 WrapperNode [2020-07-08 11:12:55,736 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-08 11:12:55,737 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-08 11:12:55,737 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-08 11:12:55,737 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-08 11:12:55,751 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:12:55" (1/1) ... [2020-07-08 11:12:55,752 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:12:55" (1/1) ... [2020-07-08 11:12:55,771 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:12:55" (1/1) ... [2020-07-08 11:12:55,772 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:12:55" (1/1) ... [2020-07-08 11:12:55,826 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:12:55" (1/1) ... [2020-07-08 11:12:55,849 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:12:55" (1/1) ... [2020-07-08 11:12:55,857 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:12:55" (1/1) ... [2020-07-08 11:12:55,865 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-08 11:12:55,865 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-08 11:12:55,865 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-08 11:12:55,866 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-08 11:12:55,867 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:12:55" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-08 11:12:55,929 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-08 11:12:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-08 11:12:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure ##fun~int~X~int~TO~int [2020-07-08 11:12:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure select_one [2020-07-08 11:12:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure select_features [2020-07-08 11:12:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure select_helpers [2020-07-08 11:12:55,930 INFO L138 BoogieDeclarations]: Found implementation of procedure valid_product [2020-07-08 11:12:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure __automaton_fail [2020-07-08 11:12:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure timeShift [2020-07-08 11:12:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment__wrappee__base [2020-07-08 11:12:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure processEnvironment [2020-07-08 11:12:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure activatePump [2020-07-08 11:12:55,931 INFO L138 BoogieDeclarations]: Found implementation of procedure deactivatePump [2020-07-08 11:12:55,932 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneAlarm [2020-07-08 11:12:55,932 INFO L138 BoogieDeclarations]: Found implementation of procedure isPumpRunning [2020-07-08 11:12:55,932 INFO L138 BoogieDeclarations]: Found implementation of procedure printPump [2020-07-08 11:12:55,932 INFO L138 BoogieDeclarations]: Found implementation of procedure test [2020-07-08 11:12:55,932 INFO L138 BoogieDeclarations]: Found implementation of procedure cleanup [2020-07-08 11:12:55,933 INFO L138 BoogieDeclarations]: Found implementation of procedure Specification2 [2020-07-08 11:12:55,933 INFO L138 BoogieDeclarations]: Found implementation of procedure setup [2020-07-08 11:12:55,933 INFO L138 BoogieDeclarations]: Found implementation of procedure runTest [2020-07-08 11:12:55,933 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-08 11:12:55,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_set [2020-07-08 11:12:55,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_free [2020-07-08 11:12:55,933 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__exception__cf_handler_reset [2020-07-08 11:12:55,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__error_stack_mgt [2020-07-08 11:12:55,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_arg [2020-07-08 11:12:55,934 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac__get_this_argtype [2020-07-08 11:12:55,934 INFO L138 BoogieDeclarations]: Found implementation of procedure lowerWaterLevel [2020-07-08 11:12:55,934 INFO L138 BoogieDeclarations]: Found implementation of procedure waterRise [2020-07-08 11:12:55,934 INFO L138 BoogieDeclarations]: Found implementation of procedure changeMethaneLevel [2020-07-08 11:12:55,935 INFO L138 BoogieDeclarations]: Found implementation of procedure isMethaneLevelCritical [2020-07-08 11:12:55,935 INFO L138 BoogieDeclarations]: Found implementation of procedure printEnvironment [2020-07-08 11:12:55,935 INFO L138 BoogieDeclarations]: Found implementation of procedure getWaterLevel [2020-07-08 11:12:55,935 INFO L138 BoogieDeclarations]: Found implementation of procedure __utac_acc__Specification3_spec__1 [2020-07-08 11:12:55,935 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-08 11:12:55,935 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-08 11:12:55,936 INFO L130 BoogieDeclarations]: Found specification of procedure printf [2020-07-08 11:12:55,936 INFO L130 BoogieDeclarations]: Found specification of procedure select_one [2020-07-08 11:12:55,936 INFO L130 BoogieDeclarations]: Found specification of procedure select_features [2020-07-08 11:12:55,936 INFO L130 BoogieDeclarations]: Found specification of procedure select_helpers [2020-07-08 11:12:55,936 INFO L130 BoogieDeclarations]: Found specification of procedure valid_product [2020-07-08 11:12:55,936 INFO L130 BoogieDeclarations]: Found specification of procedure __automaton_fail [2020-07-08 11:12:55,936 INFO L130 BoogieDeclarations]: Found specification of procedure lowerWaterLevel [2020-07-08 11:12:55,937 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneLevelCritical [2020-07-08 11:12:55,937 INFO L130 BoogieDeclarations]: Found specification of procedure printEnvironment [2020-07-08 11:12:55,937 INFO L130 BoogieDeclarations]: Found specification of procedure timeShift [2020-07-08 11:12:55,937 INFO L130 BoogieDeclarations]: Found specification of procedure activatePump [2020-07-08 11:12:55,937 INFO L130 BoogieDeclarations]: Found specification of procedure deactivatePump [2020-07-08 11:12:55,937 INFO L130 BoogieDeclarations]: Found specification of procedure isPumpRunning [2020-07-08 11:12:55,937 INFO L130 BoogieDeclarations]: Found specification of procedure printPump [2020-07-08 11:12:55,938 INFO L130 BoogieDeclarations]: Found specification of procedure __utac_acc__Specification3_spec__1 [2020-07-08 11:12:55,938 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment [2020-07-08 11:12:55,938 INFO L130 BoogieDeclarations]: Found specification of procedure processEnvironment__wrappee__base [2020-07-08 11:12:55,938 INFO L130 BoogieDeclarations]: Found specification of procedure isMethaneAlarm [2020-07-08 11:12:55,938 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-08 11:12:55,938 INFO L130 BoogieDeclarations]: Found specification of procedure waterRise [2020-07-08 11:12:55,938 INFO L130 BoogieDeclarations]: Found specification of procedure changeMethaneLevel [2020-07-08 11:12:55,939 INFO L130 BoogieDeclarations]: Found specification of procedure cleanup [2020-07-08 11:12:55,939 INFO L130 BoogieDeclarations]: Found specification of procedure test [2020-07-08 11:12:55,939 INFO L130 BoogieDeclarations]: Found specification of procedure Specification2 [2020-07-08 11:12:55,939 INFO L130 BoogieDeclarations]: Found specification of procedure setup [2020-07-08 11:12:55,939 INFO L130 BoogieDeclarations]: Found specification of procedure runTest [2020-07-08 11:12:55,939 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-08 11:12:55,939 INFO L130 BoogieDeclarations]: Found specification of procedure __assert_fail [2020-07-08 11:12:55,940 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-07-08 11:12:55,940 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-07-08 11:12:55,940 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_set [2020-07-08 11:12:55,940 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-08 11:12:55,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-08 11:12:55,940 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-08 11:12:55,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-08 11:12:55,941 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_free [2020-07-08 11:12:55,941 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-08 11:12:55,941 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__exception__cf_handler_reset [2020-07-08 11:12:55,941 INFO L130 BoogieDeclarations]: Found specification of procedure ##fun~int~X~int~TO~int [2020-07-08 11:12:55,941 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-08 11:12:55,942 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__error_stack_mgt [2020-07-08 11:12:55,942 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_arg [2020-07-08 11:12:55,942 INFO L130 BoogieDeclarations]: Found specification of procedure __utac__get_this_argtype [2020-07-08 11:12:55,942 INFO L130 BoogieDeclarations]: Found specification of procedure getWaterLevel [2020-07-08 11:12:55,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-08 11:12:55,942 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-08 11:12:55,942 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-08 11:12:57,554 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-08 11:12:57,555 INFO L295 CfgBuilder]: Removed 5 assume(true) statements. [2020-07-08 11:12:57,563 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:12:57 BoogieIcfgContainer [2020-07-08 11:12:57,564 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-08 11:12:57,567 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-08 11:12:57,568 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-08 11:12:57,571 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-08 11:12:57,572 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 08.07 11:12:55" (1/3) ... [2020-07-08 11:12:57,573 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ea4e43b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:12:57, skipping insertion in model container [2020-07-08 11:12:57,573 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 08.07 11:12:55" (2/3) ... [2020-07-08 11:12:57,574 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ea4e43b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 08.07 11:12:57, skipping insertion in model container [2020-07-08 11:12:57,574 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 08.07 11:12:57" (3/3) ... [2020-07-08 11:12:57,576 INFO L109 eAbstractionObserver]: Analyzing ICFG minepump_spec3_product05.cil.c [2020-07-08 11:12:57,588 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-08 11:12:57,600 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-08 11:12:57,618 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-08 11:12:57,654 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-08 11:12:57,654 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-08 11:12:57,655 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-08 11:12:57,655 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-08 11:12:57,655 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-08 11:12:57,656 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-08 11:12:57,656 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-08 11:12:57,656 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-08 11:12:57,687 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states. [2020-07-08 11:12:57,702 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-07-08 11:12:57,703 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:12:57,704 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:12:57,704 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:12:57,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:12:57,713 INFO L82 PathProgramCache]: Analyzing trace with hash 385551815, now seen corresponding path program 1 times [2020-07-08 11:12:57,726 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:12:57,727 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [905884317] [2020-07-08 11:12:57,728 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:12:58,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:58,513 WARN L193 SmtUtils]: Spent 269.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:12:58,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:58,620 INFO L280 TraceCheckUtils]: 0: Hoare triple {174#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(13);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string6.base, #t~string6.offset, 1);call write~init~int(110, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 2 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 3 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string10.base, #t~string10.offset, 1);call write~init~int(80, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(117, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(109, #t~string10.base, 3 + #t~string10.offset, 1);call write~init~int(112, #t~string10.base, 4 + #t~string10.offset, 1);call write~init~int(58, #t~string10.base, 5 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 6 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string16.base, #t~string16.offset, 1);call write~init~int(32, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string18.base, #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 1 + #t~string18.offset, 1);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(21);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(21);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(25);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(13);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string62.base, #t~string62.offset, 1);call write~init~int(77, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(101, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(116, #t~string62.base, 3 + #t~string62.offset, 1);call write~init~int(104, #t~string62.base, 4 + #t~string62.offset, 1);call write~init~int(58, #t~string62.base, 5 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 6 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string64.base, #t~string64.offset, 1);call write~init~int(82, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(73, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(84, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 4 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string66.base, #t~string66.offset, 1);call write~init~int(75, #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(41, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {151#true} is VALID [2020-07-08 11:12:58,621 INFO L280 TraceCheckUtils]: 1: Hoare triple {151#true} assume true; {151#true} is VALID [2020-07-08 11:12:58,621 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {151#true} {151#true} #469#return; {151#true} is VALID [2020-07-08 11:12:58,625 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:58,632 INFO L280 TraceCheckUtils]: 0: Hoare triple {151#true} assume true; {151#true} is VALID [2020-07-08 11:12:58,633 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {151#true} {151#true} #385#return; {151#true} is VALID [2020-07-08 11:12:58,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:58,637 INFO L280 TraceCheckUtils]: 0: Hoare triple {151#true} assume true; {151#true} is VALID [2020-07-08 11:12:58,638 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {151#true} {151#true} #387#return; {151#true} is VALID [2020-07-08 11:12:58,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:58,646 INFO L280 TraceCheckUtils]: 0: Hoare triple {151#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {151#true} is VALID [2020-07-08 11:12:58,646 INFO L280 TraceCheckUtils]: 1: Hoare triple {151#true} assume true; {151#true} is VALID [2020-07-08 11:12:58,647 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {151#true} {151#true} #389#return; {151#true} is VALID [2020-07-08 11:12:58,648 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:58,653 INFO L280 TraceCheckUtils]: 0: Hoare triple {151#true} assume true; {151#true} is VALID [2020-07-08 11:12:58,653 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {151#true} {151#true} #391#return; {151#true} is VALID [2020-07-08 11:12:58,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:58,662 INFO L280 TraceCheckUtils]: 0: Hoare triple {151#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {151#true} is VALID [2020-07-08 11:12:58,662 INFO L280 TraceCheckUtils]: 1: Hoare triple {151#true} assume true; {151#true} is VALID [2020-07-08 11:12:58,663 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {151#true} {152#false} #461#return; {152#false} is VALID [2020-07-08 11:12:58,665 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:58,677 INFO L280 TraceCheckUtils]: 0: Hoare triple {151#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {151#true} is VALID [2020-07-08 11:12:58,678 INFO L280 TraceCheckUtils]: 1: Hoare triple {151#true} assume true; {151#true} is VALID [2020-07-08 11:12:58,678 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {151#true} {152#false} #463#return; {152#false} is VALID [2020-07-08 11:12:58,680 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:12:58,688 INFO L280 TraceCheckUtils]: 0: Hoare triple {151#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~pumpRunning~0;#res := ~retValue_acc~3; {151#true} is VALID [2020-07-08 11:12:58,688 INFO L280 TraceCheckUtils]: 1: Hoare triple {151#true} assume true; {151#true} is VALID [2020-07-08 11:12:58,688 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {151#true} {152#false} #465#return; {152#false} is VALID [2020-07-08 11:12:58,696 INFO L263 TraceCheckUtils]: 0: Hoare triple {151#true} call ULTIMATE.init(); {174#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-08 11:12:58,696 INFO L280 TraceCheckUtils]: 1: Hoare triple {174#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(13);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string6.base, #t~string6.offset, 1);call write~init~int(110, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 2 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 3 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string10.base, #t~string10.offset, 1);call write~init~int(80, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(117, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(109, #t~string10.base, 3 + #t~string10.offset, 1);call write~init~int(112, #t~string10.base, 4 + #t~string10.offset, 1);call write~init~int(58, #t~string10.base, 5 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 6 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string16.base, #t~string16.offset, 1);call write~init~int(32, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string18.base, #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 1 + #t~string18.offset, 1);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(21);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(21);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(25);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(13);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string62.base, #t~string62.offset, 1);call write~init~int(77, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(101, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(116, #t~string62.base, 3 + #t~string62.offset, 1);call write~init~int(104, #t~string62.base, 4 + #t~string62.offset, 1);call write~init~int(58, #t~string62.base, 5 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 6 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string64.base, #t~string64.offset, 1);call write~init~int(82, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(73, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(84, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 4 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string66.base, #t~string66.offset, 1);call write~init~int(75, #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(41, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {151#true} is VALID [2020-07-08 11:12:58,697 INFO L280 TraceCheckUtils]: 2: Hoare triple {151#true} assume true; {151#true} is VALID [2020-07-08 11:12:58,697 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {151#true} {151#true} #469#return; {151#true} is VALID [2020-07-08 11:12:58,697 INFO L263 TraceCheckUtils]: 4: Hoare triple {151#true} call #t~ret72 := main(); {151#true} is VALID [2020-07-08 11:12:58,698 INFO L280 TraceCheckUtils]: 5: Hoare triple {151#true} havoc ~retValue_acc~4;havoc ~tmp~2; {151#true} is VALID [2020-07-08 11:12:58,698 INFO L263 TraceCheckUtils]: 6: Hoare triple {151#true} call select_helpers(); {151#true} is VALID [2020-07-08 11:12:58,698 INFO L280 TraceCheckUtils]: 7: Hoare triple {151#true} assume true; {151#true} is VALID [2020-07-08 11:12:58,699 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {151#true} {151#true} #385#return; {151#true} is VALID [2020-07-08 11:12:58,699 INFO L263 TraceCheckUtils]: 9: Hoare triple {151#true} call select_features(); {151#true} is VALID [2020-07-08 11:12:58,699 INFO L280 TraceCheckUtils]: 10: Hoare triple {151#true} assume true; {151#true} is VALID [2020-07-08 11:12:58,699 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {151#true} {151#true} #387#return; {151#true} is VALID [2020-07-08 11:12:58,700 INFO L263 TraceCheckUtils]: 12: Hoare triple {151#true} call #t~ret23 := valid_product(); {151#true} is VALID [2020-07-08 11:12:58,700 INFO L280 TraceCheckUtils]: 13: Hoare triple {151#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {151#true} is VALID [2020-07-08 11:12:58,701 INFO L280 TraceCheckUtils]: 14: Hoare triple {151#true} assume true; {151#true} is VALID [2020-07-08 11:12:58,701 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {151#true} {151#true} #389#return; {151#true} is VALID [2020-07-08 11:12:58,701 INFO L280 TraceCheckUtils]: 16: Hoare triple {151#true} assume -2147483648 <= #t~ret23 && #t~ret23 <= 2147483647;~tmp~2 := #t~ret23;havoc #t~ret23; {151#true} is VALID [2020-07-08 11:12:58,702 INFO L280 TraceCheckUtils]: 17: Hoare triple {151#true} assume 0 != ~tmp~2; {151#true} is VALID [2020-07-08 11:12:58,702 INFO L263 TraceCheckUtils]: 18: Hoare triple {151#true} call setup(); {151#true} is VALID [2020-07-08 11:12:58,702 INFO L280 TraceCheckUtils]: 19: Hoare triple {151#true} assume true; {151#true} is VALID [2020-07-08 11:12:58,703 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {151#true} {151#true} #391#return; {151#true} is VALID [2020-07-08 11:12:58,703 INFO L263 TraceCheckUtils]: 21: Hoare triple {151#true} call runTest(); {151#true} is VALID [2020-07-08 11:12:58,703 INFO L263 TraceCheckUtils]: 22: Hoare triple {151#true} call test(); {151#true} is VALID [2020-07-08 11:12:58,704 INFO L280 TraceCheckUtils]: 23: Hoare triple {151#true} havoc ~splverifierCounter~0;havoc ~tmp~1;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {151#true} is VALID [2020-07-08 11:12:58,706 INFO L280 TraceCheckUtils]: 24: Hoare triple {151#true} assume !true; {152#false} is VALID [2020-07-08 11:12:58,707 INFO L263 TraceCheckUtils]: 25: Hoare triple {152#false} call cleanup(); {152#false} is VALID [2020-07-08 11:12:58,707 INFO L280 TraceCheckUtils]: 26: Hoare triple {152#false} havoc ~i~0;havoc ~__cil_tmp2~0; {152#false} is VALID [2020-07-08 11:12:58,708 INFO L263 TraceCheckUtils]: 27: Hoare triple {152#false} call timeShift(); {152#false} is VALID [2020-07-08 11:12:58,708 INFO L280 TraceCheckUtils]: 28: Hoare triple {152#false} assume !(0 != ~pumpRunning~0); {152#false} is VALID [2020-07-08 11:12:58,708 INFO L280 TraceCheckUtils]: 29: Hoare triple {152#false} assume !(0 != ~systemActive~0); {152#false} is VALID [2020-07-08 11:12:58,709 INFO L263 TraceCheckUtils]: 30: Hoare triple {152#false} call __utac_acc__Specification3_spec__1(); {152#false} is VALID [2020-07-08 11:12:58,709 INFO L280 TraceCheckUtils]: 31: Hoare triple {152#false} havoc ~tmp~6;havoc ~tmp___0~1;havoc ~tmp___1~1; {152#false} is VALID [2020-07-08 11:12:58,713 INFO L263 TraceCheckUtils]: 32: Hoare triple {152#false} call #t~ret69 := isMethaneLevelCritical(); {151#true} is VALID [2020-07-08 11:12:58,713 INFO L280 TraceCheckUtils]: 33: Hoare triple {151#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {151#true} is VALID [2020-07-08 11:12:58,714 INFO L280 TraceCheckUtils]: 34: Hoare triple {151#true} assume true; {151#true} is VALID [2020-07-08 11:12:58,714 INFO L275 TraceCheckUtils]: 35: Hoare quadruple {151#true} {152#false} #461#return; {152#false} is VALID [2020-07-08 11:12:58,714 INFO L280 TraceCheckUtils]: 36: Hoare triple {152#false} assume -2147483648 <= #t~ret69 && #t~ret69 <= 2147483647;~tmp~6 := #t~ret69;havoc #t~ret69; {152#false} is VALID [2020-07-08 11:12:58,715 INFO L280 TraceCheckUtils]: 37: Hoare triple {152#false} assume !(0 != ~tmp~6); {152#false} is VALID [2020-07-08 11:12:58,715 INFO L263 TraceCheckUtils]: 38: Hoare triple {152#false} call #t~ret70 := getWaterLevel(); {151#true} is VALID [2020-07-08 11:12:58,715 INFO L280 TraceCheckUtils]: 39: Hoare triple {151#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {151#true} is VALID [2020-07-08 11:12:58,715 INFO L280 TraceCheckUtils]: 40: Hoare triple {151#true} assume true; {151#true} is VALID [2020-07-08 11:12:58,716 INFO L275 TraceCheckUtils]: 41: Hoare quadruple {151#true} {152#false} #463#return; {152#false} is VALID [2020-07-08 11:12:58,717 INFO L280 TraceCheckUtils]: 42: Hoare triple {152#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp___0~1 := #t~ret70;havoc #t~ret70; {152#false} is VALID [2020-07-08 11:12:58,717 INFO L280 TraceCheckUtils]: 43: Hoare triple {152#false} assume 2 == ~tmp___0~1; {152#false} is VALID [2020-07-08 11:12:58,718 INFO L263 TraceCheckUtils]: 44: Hoare triple {152#false} call #t~ret71 := isPumpRunning(); {151#true} is VALID [2020-07-08 11:12:58,718 INFO L280 TraceCheckUtils]: 45: Hoare triple {151#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~pumpRunning~0;#res := ~retValue_acc~3; {151#true} is VALID [2020-07-08 11:12:58,718 INFO L280 TraceCheckUtils]: 46: Hoare triple {151#true} assume true; {151#true} is VALID [2020-07-08 11:12:58,718 INFO L275 TraceCheckUtils]: 47: Hoare quadruple {151#true} {152#false} #465#return; {152#false} is VALID [2020-07-08 11:12:58,719 INFO L280 TraceCheckUtils]: 48: Hoare triple {152#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___1~1 := #t~ret71;havoc #t~ret71; {152#false} is VALID [2020-07-08 11:12:58,719 INFO L280 TraceCheckUtils]: 49: Hoare triple {152#false} assume !(0 != ~tmp___1~1); {152#false} is VALID [2020-07-08 11:12:58,720 INFO L263 TraceCheckUtils]: 50: Hoare triple {152#false} call __automaton_fail(); {152#false} is VALID [2020-07-08 11:12:58,720 INFO L280 TraceCheckUtils]: 51: Hoare triple {152#false} assume !false; {152#false} is VALID [2020-07-08 11:12:58,731 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:12:58,732 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [905884317] [2020-07-08 11:12:58,733 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:12:58,733 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-08 11:12:58,734 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1797053170] [2020-07-08 11:12:58,742 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-08 11:12:58,749 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:12:58,755 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-08 11:12:58,840 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:12:58,841 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-08 11:12:58,841 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:12:58,850 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-08 11:12:58,850 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-08 11:12:58,853 INFO L87 Difference]: Start difference. First operand 148 states. Second operand 3 states. [2020-07-08 11:13:02,752 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:13:02,753 INFO L93 Difference]: Finished difference Result 249 states and 331 transitions. [2020-07-08 11:13:02,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-08 11:13:02,753 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 52 [2020-07-08 11:13:02,754 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:13:02,755 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 11:13:02,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 331 transitions. [2020-07-08 11:13:02,785 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-08 11:13:02,803 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 331 transitions. [2020-07-08 11:13:02,804 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 331 transitions. [2020-07-08 11:13:03,941 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 331 edges. 331 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:13:03,965 INFO L225 Difference]: With dead ends: 249 [2020-07-08 11:13:03,965 INFO L226 Difference]: Without dead ends: 135 [2020-07-08 11:13:03,970 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 [2020-07-08 11:13:03,988 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 135 states. [2020-07-08 11:13:05,103 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 135 to 105. [2020-07-08 11:13:05,104 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:13:05,104 INFO L82 GeneralOperation]: Start isEquivalent. First operand 135 states. Second operand 105 states. [2020-07-08 11:13:05,105 INFO L74 IsIncluded]: Start isIncluded. First operand 135 states. Second operand 105 states. [2020-07-08 11:13:05,105 INFO L87 Difference]: Start difference. First operand 135 states. Second operand 105 states. [2020-07-08 11:13:05,120 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:13:05,120 INFO L93 Difference]: Finished difference Result 135 states and 171 transitions. [2020-07-08 11:13:05,121 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 171 transitions. [2020-07-08 11:13:05,124 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:13:05,124 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:13:05,125 INFO L74 IsIncluded]: Start isIncluded. First operand 105 states. Second operand 135 states. [2020-07-08 11:13:05,125 INFO L87 Difference]: Start difference. First operand 105 states. Second operand 135 states. [2020-07-08 11:13:05,137 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:13:05,137 INFO L93 Difference]: Finished difference Result 135 states and 171 transitions. [2020-07-08 11:13:05,137 INFO L276 IsEmpty]: Start isEmpty. Operand 135 states and 171 transitions. [2020-07-08 11:13:05,141 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:13:05,141 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:13:05,141 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:13:05,141 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:13:05,142 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 105 states. [2020-07-08 11:13:05,148 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 105 states to 105 states and 123 transitions. [2020-07-08 11:13:05,150 INFO L78 Accepts]: Start accepts. Automaton has 105 states and 123 transitions. Word has length 52 [2020-07-08 11:13:05,150 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:13:05,151 INFO L479 AbstractCegarLoop]: Abstraction has 105 states and 123 transitions. [2020-07-08 11:13:05,151 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-08 11:13:05,151 INFO L276 IsEmpty]: Start isEmpty. Operand 105 states and 123 transitions. [2020-07-08 11:13:05,154 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 54 [2020-07-08 11:13:05,154 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:13:05,154 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] [2020-07-08 11:13:05,154 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-08 11:13:05,155 INFO L427 AbstractCegarLoop]: === Iteration 2 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:13:05,155 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:13:05,155 INFO L82 PathProgramCache]: Analyzing trace with hash 881400109, now seen corresponding path program 1 times [2020-07-08 11:13:05,155 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:13:05,156 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1709725536] [2020-07-08 11:13:05,156 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:13:05,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:05,512 WARN L193 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:13:05,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:05,589 INFO L280 TraceCheckUtils]: 0: Hoare triple {969#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(13);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string6.base, #t~string6.offset, 1);call write~init~int(110, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 2 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 3 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string10.base, #t~string10.offset, 1);call write~init~int(80, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(117, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(109, #t~string10.base, 3 + #t~string10.offset, 1);call write~init~int(112, #t~string10.base, 4 + #t~string10.offset, 1);call write~init~int(58, #t~string10.base, 5 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 6 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string16.base, #t~string16.offset, 1);call write~init~int(32, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string18.base, #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 1 + #t~string18.offset, 1);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(21);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(21);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(25);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(13);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string62.base, #t~string62.offset, 1);call write~init~int(77, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(101, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(116, #t~string62.base, 3 + #t~string62.offset, 1);call write~init~int(104, #t~string62.base, 4 + #t~string62.offset, 1);call write~init~int(58, #t~string62.base, 5 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 6 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string64.base, #t~string64.offset, 1);call write~init~int(82, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(73, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(84, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 4 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string66.base, #t~string66.offset, 1);call write~init~int(75, #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(41, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {945#true} is VALID [2020-07-08 11:13:05,589 INFO L280 TraceCheckUtils]: 1: Hoare triple {945#true} assume true; {945#true} is VALID [2020-07-08 11:13:05,590 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {945#true} {945#true} #469#return; {945#true} is VALID [2020-07-08 11:13:05,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:05,596 INFO L280 TraceCheckUtils]: 0: Hoare triple {945#true} assume true; {945#true} is VALID [2020-07-08 11:13:05,596 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {945#true} {945#true} #385#return; {945#true} is VALID [2020-07-08 11:13:05,597 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:05,599 INFO L280 TraceCheckUtils]: 0: Hoare triple {945#true} assume true; {945#true} is VALID [2020-07-08 11:13:05,600 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {945#true} {945#true} #387#return; {945#true} is VALID [2020-07-08 11:13:05,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:05,604 INFO L280 TraceCheckUtils]: 0: Hoare triple {945#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {945#true} is VALID [2020-07-08 11:13:05,604 INFO L280 TraceCheckUtils]: 1: Hoare triple {945#true} assume true; {945#true} is VALID [2020-07-08 11:13:05,604 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {945#true} {945#true} #389#return; {945#true} is VALID [2020-07-08 11:13:05,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:05,607 INFO L280 TraceCheckUtils]: 0: Hoare triple {945#true} assume true; {945#true} is VALID [2020-07-08 11:13:05,608 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {945#true} {945#true} #391#return; {945#true} is VALID [2020-07-08 11:13:05,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:05,611 INFO L280 TraceCheckUtils]: 0: Hoare triple {945#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {945#true} is VALID [2020-07-08 11:13:05,611 INFO L280 TraceCheckUtils]: 1: Hoare triple {945#true} assume true; {945#true} is VALID [2020-07-08 11:13:05,612 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {945#true} {946#false} #461#return; {946#false} is VALID [2020-07-08 11:13:05,613 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:05,615 INFO L280 TraceCheckUtils]: 0: Hoare triple {945#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {945#true} is VALID [2020-07-08 11:13:05,615 INFO L280 TraceCheckUtils]: 1: Hoare triple {945#true} assume true; {945#true} is VALID [2020-07-08 11:13:05,616 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {945#true} {946#false} #463#return; {946#false} is VALID [2020-07-08 11:13:05,616 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:05,625 INFO L280 TraceCheckUtils]: 0: Hoare triple {945#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~pumpRunning~0;#res := ~retValue_acc~3; {945#true} is VALID [2020-07-08 11:13:05,626 INFO L280 TraceCheckUtils]: 1: Hoare triple {945#true} assume true; {945#true} is VALID [2020-07-08 11:13:05,626 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {945#true} {946#false} #465#return; {946#false} is VALID [2020-07-08 11:13:05,631 INFO L263 TraceCheckUtils]: 0: Hoare triple {945#true} call ULTIMATE.init(); {969#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-08 11:13:05,631 INFO L280 TraceCheckUtils]: 1: Hoare triple {969#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(13);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string6.base, #t~string6.offset, 1);call write~init~int(110, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 2 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 3 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string10.base, #t~string10.offset, 1);call write~init~int(80, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(117, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(109, #t~string10.base, 3 + #t~string10.offset, 1);call write~init~int(112, #t~string10.base, 4 + #t~string10.offset, 1);call write~init~int(58, #t~string10.base, 5 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 6 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string16.base, #t~string16.offset, 1);call write~init~int(32, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string18.base, #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 1 + #t~string18.offset, 1);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(21);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(21);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(25);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(13);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string62.base, #t~string62.offset, 1);call write~init~int(77, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(101, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(116, #t~string62.base, 3 + #t~string62.offset, 1);call write~init~int(104, #t~string62.base, 4 + #t~string62.offset, 1);call write~init~int(58, #t~string62.base, 5 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 6 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string64.base, #t~string64.offset, 1);call write~init~int(82, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(73, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(84, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 4 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string66.base, #t~string66.offset, 1);call write~init~int(75, #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(41, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {945#true} is VALID [2020-07-08 11:13:05,632 INFO L280 TraceCheckUtils]: 2: Hoare triple {945#true} assume true; {945#true} is VALID [2020-07-08 11:13:05,632 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {945#true} {945#true} #469#return; {945#true} is VALID [2020-07-08 11:13:05,632 INFO L263 TraceCheckUtils]: 4: Hoare triple {945#true} call #t~ret72 := main(); {945#true} is VALID [2020-07-08 11:13:05,633 INFO L280 TraceCheckUtils]: 5: Hoare triple {945#true} havoc ~retValue_acc~4;havoc ~tmp~2; {945#true} is VALID [2020-07-08 11:13:05,633 INFO L263 TraceCheckUtils]: 6: Hoare triple {945#true} call select_helpers(); {945#true} is VALID [2020-07-08 11:13:05,633 INFO L280 TraceCheckUtils]: 7: Hoare triple {945#true} assume true; {945#true} is VALID [2020-07-08 11:13:05,633 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {945#true} {945#true} #385#return; {945#true} is VALID [2020-07-08 11:13:05,634 INFO L263 TraceCheckUtils]: 9: Hoare triple {945#true} call select_features(); {945#true} is VALID [2020-07-08 11:13:05,634 INFO L280 TraceCheckUtils]: 10: Hoare triple {945#true} assume true; {945#true} is VALID [2020-07-08 11:13:05,634 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {945#true} {945#true} #387#return; {945#true} is VALID [2020-07-08 11:13:05,635 INFO L263 TraceCheckUtils]: 12: Hoare triple {945#true} call #t~ret23 := valid_product(); {945#true} is VALID [2020-07-08 11:13:05,635 INFO L280 TraceCheckUtils]: 13: Hoare triple {945#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {945#true} is VALID [2020-07-08 11:13:05,635 INFO L280 TraceCheckUtils]: 14: Hoare triple {945#true} assume true; {945#true} is VALID [2020-07-08 11:13:05,635 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {945#true} {945#true} #389#return; {945#true} is VALID [2020-07-08 11:13:05,636 INFO L280 TraceCheckUtils]: 16: Hoare triple {945#true} assume -2147483648 <= #t~ret23 && #t~ret23 <= 2147483647;~tmp~2 := #t~ret23;havoc #t~ret23; {945#true} is VALID [2020-07-08 11:13:05,636 INFO L280 TraceCheckUtils]: 17: Hoare triple {945#true} assume 0 != ~tmp~2; {945#true} is VALID [2020-07-08 11:13:05,636 INFO L263 TraceCheckUtils]: 18: Hoare triple {945#true} call setup(); {945#true} is VALID [2020-07-08 11:13:05,637 INFO L280 TraceCheckUtils]: 19: Hoare triple {945#true} assume true; {945#true} is VALID [2020-07-08 11:13:05,637 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {945#true} {945#true} #391#return; {945#true} is VALID [2020-07-08 11:13:05,637 INFO L263 TraceCheckUtils]: 21: Hoare triple {945#true} call runTest(); {945#true} is VALID [2020-07-08 11:13:05,637 INFO L263 TraceCheckUtils]: 22: Hoare triple {945#true} call test(); {945#true} is VALID [2020-07-08 11:13:05,638 INFO L280 TraceCheckUtils]: 23: Hoare triple {945#true} havoc ~splverifierCounter~0;havoc ~tmp~1;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {959#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-08 11:13:05,639 INFO L280 TraceCheckUtils]: 24: Hoare triple {959#(= 0 test_~splverifierCounter~0)} assume !false; {959#(= 0 test_~splverifierCounter~0)} is VALID [2020-07-08 11:13:05,640 INFO L280 TraceCheckUtils]: 25: Hoare triple {959#(= 0 test_~splverifierCounter~0)} assume !(~splverifierCounter~0 < 4); {946#false} is VALID [2020-07-08 11:13:05,640 INFO L263 TraceCheckUtils]: 26: Hoare triple {946#false} call cleanup(); {946#false} is VALID [2020-07-08 11:13:05,640 INFO L280 TraceCheckUtils]: 27: Hoare triple {946#false} havoc ~i~0;havoc ~__cil_tmp2~0; {946#false} is VALID [2020-07-08 11:13:05,640 INFO L263 TraceCheckUtils]: 28: Hoare triple {946#false} call timeShift(); {946#false} is VALID [2020-07-08 11:13:05,641 INFO L280 TraceCheckUtils]: 29: Hoare triple {946#false} assume !(0 != ~pumpRunning~0); {946#false} is VALID [2020-07-08 11:13:05,641 INFO L280 TraceCheckUtils]: 30: Hoare triple {946#false} assume !(0 != ~systemActive~0); {946#false} is VALID [2020-07-08 11:13:05,641 INFO L263 TraceCheckUtils]: 31: Hoare triple {946#false} call __utac_acc__Specification3_spec__1(); {946#false} is VALID [2020-07-08 11:13:05,642 INFO L280 TraceCheckUtils]: 32: Hoare triple {946#false} havoc ~tmp~6;havoc ~tmp___0~1;havoc ~tmp___1~1; {946#false} is VALID [2020-07-08 11:13:05,642 INFO L263 TraceCheckUtils]: 33: Hoare triple {946#false} call #t~ret69 := isMethaneLevelCritical(); {945#true} is VALID [2020-07-08 11:13:05,642 INFO L280 TraceCheckUtils]: 34: Hoare triple {945#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {945#true} is VALID [2020-07-08 11:13:05,642 INFO L280 TraceCheckUtils]: 35: Hoare triple {945#true} assume true; {945#true} is VALID [2020-07-08 11:13:05,643 INFO L275 TraceCheckUtils]: 36: Hoare quadruple {945#true} {946#false} #461#return; {946#false} is VALID [2020-07-08 11:13:05,643 INFO L280 TraceCheckUtils]: 37: Hoare triple {946#false} assume -2147483648 <= #t~ret69 && #t~ret69 <= 2147483647;~tmp~6 := #t~ret69;havoc #t~ret69; {946#false} is VALID [2020-07-08 11:13:05,643 INFO L280 TraceCheckUtils]: 38: Hoare triple {946#false} assume !(0 != ~tmp~6); {946#false} is VALID [2020-07-08 11:13:05,643 INFO L263 TraceCheckUtils]: 39: Hoare triple {946#false} call #t~ret70 := getWaterLevel(); {945#true} is VALID [2020-07-08 11:13:05,644 INFO L280 TraceCheckUtils]: 40: Hoare triple {945#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {945#true} is VALID [2020-07-08 11:13:05,644 INFO L280 TraceCheckUtils]: 41: Hoare triple {945#true} assume true; {945#true} is VALID [2020-07-08 11:13:05,644 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {945#true} {946#false} #463#return; {946#false} is VALID [2020-07-08 11:13:05,645 INFO L280 TraceCheckUtils]: 43: Hoare triple {946#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp___0~1 := #t~ret70;havoc #t~ret70; {946#false} is VALID [2020-07-08 11:13:05,645 INFO L280 TraceCheckUtils]: 44: Hoare triple {946#false} assume 2 == ~tmp___0~1; {946#false} is VALID [2020-07-08 11:13:05,645 INFO L263 TraceCheckUtils]: 45: Hoare triple {946#false} call #t~ret71 := isPumpRunning(); {945#true} is VALID [2020-07-08 11:13:05,645 INFO L280 TraceCheckUtils]: 46: Hoare triple {945#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~pumpRunning~0;#res := ~retValue_acc~3; {945#true} is VALID [2020-07-08 11:13:05,646 INFO L280 TraceCheckUtils]: 47: Hoare triple {945#true} assume true; {945#true} is VALID [2020-07-08 11:13:05,646 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {945#true} {946#false} #465#return; {946#false} is VALID [2020-07-08 11:13:05,646 INFO L280 TraceCheckUtils]: 49: Hoare triple {946#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___1~1 := #t~ret71;havoc #t~ret71; {946#false} is VALID [2020-07-08 11:13:05,647 INFO L280 TraceCheckUtils]: 50: Hoare triple {946#false} assume !(0 != ~tmp___1~1); {946#false} is VALID [2020-07-08 11:13:05,647 INFO L263 TraceCheckUtils]: 51: Hoare triple {946#false} call __automaton_fail(); {946#false} is VALID [2020-07-08 11:13:05,647 INFO L280 TraceCheckUtils]: 52: Hoare triple {946#false} assume !false; {946#false} is VALID [2020-07-08 11:13:05,653 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:13:05,654 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1709725536] [2020-07-08 11:13:05,654 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:13:05,654 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-08 11:13:05,655 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [312828905] [2020-07-08 11:13:05,656 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-08 11:13:05,657 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:13:05,657 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-08 11:13:05,723 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 53 edges. 53 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:13:05,723 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-08 11:13:05,724 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:13:05,724 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-08 11:13:05,724 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-08 11:13:05,724 INFO L87 Difference]: Start difference. First operand 105 states and 123 transitions. Second operand 4 states. [2020-07-08 11:13:06,903 WARN L193 SmtUtils]: Spent 234.00 ms on a formula simplification that was a NOOP. DAG size: 187 [2020-07-08 11:13:09,635 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:13:09,635 INFO L93 Difference]: Finished difference Result 182 states and 222 transitions. [2020-07-08 11:13:09,635 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-08 11:13:09,635 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 53 [2020-07-08 11:13:09,637 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:13:09,637 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:13:09,648 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 222 transitions. [2020-07-08 11:13:09,649 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-08 11:13:09,661 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 5 states to 5 states and 222 transitions. [2020-07-08 11:13:09,662 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 5 states and 222 transitions. [2020-07-08 11:13:10,465 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 222 edges. 222 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:13:10,471 INFO L225 Difference]: With dead ends: 182 [2020-07-08 11:13:10,471 INFO L226 Difference]: Without dead ends: 119 [2020-07-08 11:13:10,472 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 20 GetRequests, 17 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-08 11:13:10,473 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-07-08 11:13:11,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 96. [2020-07-08 11:13:11,518 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:13:11,518 INFO L82 GeneralOperation]: Start isEquivalent. First operand 119 states. Second operand 96 states. [2020-07-08 11:13:11,519 INFO L74 IsIncluded]: Start isIncluded. First operand 119 states. Second operand 96 states. [2020-07-08 11:13:11,519 INFO L87 Difference]: Start difference. First operand 119 states. Second operand 96 states. [2020-07-08 11:13:11,526 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:13:11,527 INFO L93 Difference]: Finished difference Result 119 states and 147 transitions. [2020-07-08 11:13:11,527 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 147 transitions. [2020-07-08 11:13:11,528 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:13:11,528 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:13:11,529 INFO L74 IsIncluded]: Start isIncluded. First operand 96 states. Second operand 119 states. [2020-07-08 11:13:11,529 INFO L87 Difference]: Start difference. First operand 96 states. Second operand 119 states. [2020-07-08 11:13:11,535 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:13:11,536 INFO L93 Difference]: Finished difference Result 119 states and 147 transitions. [2020-07-08 11:13:11,536 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 147 transitions. [2020-07-08 11:13:11,537 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:13:11,537 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:13:11,537 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:13:11,538 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:13:11,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-07-08 11:13:11,542 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 111 transitions. [2020-07-08 11:13:11,542 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 111 transitions. Word has length 53 [2020-07-08 11:13:11,542 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:13:11,543 INFO L479 AbstractCegarLoop]: Abstraction has 96 states and 111 transitions. [2020-07-08 11:13:11,543 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-08 11:13:11,543 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 111 transitions. [2020-07-08 11:13:11,544 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-08 11:13:11,544 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:13:11,545 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-08 11:13:11,545 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-08 11:13:11,545 INFO L427 AbstractCegarLoop]: === Iteration 3 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:13:11,545 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:13:11,545 INFO L82 PathProgramCache]: Analyzing trace with hash 633168041, now seen corresponding path program 1 times [2020-07-08 11:13:11,546 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:13:11,546 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [282104817] [2020-07-08 11:13:11,546 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:13:11,579 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:11,915 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:13:11,960 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:12,001 INFO L280 TraceCheckUtils]: 0: Hoare triple {1639#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(13);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string6.base, #t~string6.offset, 1);call write~init~int(110, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 2 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 3 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string10.base, #t~string10.offset, 1);call write~init~int(80, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(117, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(109, #t~string10.base, 3 + #t~string10.offset, 1);call write~init~int(112, #t~string10.base, 4 + #t~string10.offset, 1);call write~init~int(58, #t~string10.base, 5 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 6 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string16.base, #t~string16.offset, 1);call write~init~int(32, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string18.base, #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 1 + #t~string18.offset, 1);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(21);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(21);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(25);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(13);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string62.base, #t~string62.offset, 1);call write~init~int(77, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(101, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(116, #t~string62.base, 3 + #t~string62.offset, 1);call write~init~int(104, #t~string62.base, 4 + #t~string62.offset, 1);call write~init~int(58, #t~string62.base, 5 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 6 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string64.base, #t~string64.offset, 1);call write~init~int(82, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(73, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(84, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 4 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string66.base, #t~string66.offset, 1);call write~init~int(75, #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(41, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1617#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:13:12,001 INFO L280 TraceCheckUtils]: 1: Hoare triple {1617#(= 1 ~systemActive~0)} assume true; {1617#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:13:12,002 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1617#(= 1 ~systemActive~0)} {1612#true} #469#return; {1617#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:13:12,003 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:12,006 INFO L280 TraceCheckUtils]: 0: Hoare triple {1612#true} assume true; {1612#true} is VALID [2020-07-08 11:13:12,006 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1612#true} {1617#(= 1 ~systemActive~0)} #385#return; {1617#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:13:12,007 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:12,010 INFO L280 TraceCheckUtils]: 0: Hoare triple {1612#true} assume true; {1612#true} is VALID [2020-07-08 11:13:12,011 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1612#true} {1617#(= 1 ~systemActive~0)} #387#return; {1617#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:13:12,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:12,080 INFO L280 TraceCheckUtils]: 0: Hoare triple {1612#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1640#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-08 11:13:12,080 INFO L280 TraceCheckUtils]: 1: Hoare triple {1640#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1640#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-08 11:13:12,081 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1640#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1617#(= 1 ~systemActive~0)} #389#return; {1625#(= |main_#t~ret23| ~systemActive~0)} is VALID [2020-07-08 11:13:12,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:12,086 INFO L280 TraceCheckUtils]: 0: Hoare triple {1612#true} assume true; {1612#true} is VALID [2020-07-08 11:13:12,086 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {1612#true} {1627#(not (= 0 ~systemActive~0))} #391#return; {1627#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:13:12,087 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:12,089 INFO L280 TraceCheckUtils]: 0: Hoare triple {1612#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {1612#true} is VALID [2020-07-08 11:13:12,090 INFO L280 TraceCheckUtils]: 1: Hoare triple {1612#true} assume true; {1612#true} is VALID [2020-07-08 11:13:12,090 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1612#true} {1613#false} #461#return; {1613#false} is VALID [2020-07-08 11:13:12,091 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:12,093 INFO L280 TraceCheckUtils]: 0: Hoare triple {1612#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {1612#true} is VALID [2020-07-08 11:13:12,093 INFO L280 TraceCheckUtils]: 1: Hoare triple {1612#true} assume true; {1612#true} is VALID [2020-07-08 11:13:12,093 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1612#true} {1613#false} #463#return; {1613#false} is VALID [2020-07-08 11:13:12,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:12,099 INFO L280 TraceCheckUtils]: 0: Hoare triple {1612#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~pumpRunning~0;#res := ~retValue_acc~3; {1612#true} is VALID [2020-07-08 11:13:12,099 INFO L280 TraceCheckUtils]: 1: Hoare triple {1612#true} assume true; {1612#true} is VALID [2020-07-08 11:13:12,100 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {1612#true} {1613#false} #465#return; {1613#false} is VALID [2020-07-08 11:13:12,104 INFO L263 TraceCheckUtils]: 0: Hoare triple {1612#true} call ULTIMATE.init(); {1639#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-08 11:13:12,110 INFO L280 TraceCheckUtils]: 1: Hoare triple {1639#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(13);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string6.base, #t~string6.offset, 1);call write~init~int(110, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 2 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 3 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string10.base, #t~string10.offset, 1);call write~init~int(80, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(117, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(109, #t~string10.base, 3 + #t~string10.offset, 1);call write~init~int(112, #t~string10.base, 4 + #t~string10.offset, 1);call write~init~int(58, #t~string10.base, 5 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 6 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string16.base, #t~string16.offset, 1);call write~init~int(32, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string18.base, #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 1 + #t~string18.offset, 1);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(21);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(21);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(25);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(13);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string62.base, #t~string62.offset, 1);call write~init~int(77, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(101, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(116, #t~string62.base, 3 + #t~string62.offset, 1);call write~init~int(104, #t~string62.base, 4 + #t~string62.offset, 1);call write~init~int(58, #t~string62.base, 5 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 6 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string64.base, #t~string64.offset, 1);call write~init~int(82, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(73, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(84, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 4 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string66.base, #t~string66.offset, 1);call write~init~int(75, #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(41, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {1617#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:13:12,111 INFO L280 TraceCheckUtils]: 2: Hoare triple {1617#(= 1 ~systemActive~0)} assume true; {1617#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:13:12,111 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {1617#(= 1 ~systemActive~0)} {1612#true} #469#return; {1617#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:13:12,112 INFO L263 TraceCheckUtils]: 4: Hoare triple {1617#(= 1 ~systemActive~0)} call #t~ret72 := main(); {1617#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:13:12,112 INFO L280 TraceCheckUtils]: 5: Hoare triple {1617#(= 1 ~systemActive~0)} havoc ~retValue_acc~4;havoc ~tmp~2; {1617#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:13:12,113 INFO L263 TraceCheckUtils]: 6: Hoare triple {1617#(= 1 ~systemActive~0)} call select_helpers(); {1612#true} is VALID [2020-07-08 11:13:12,113 INFO L280 TraceCheckUtils]: 7: Hoare triple {1612#true} assume true; {1612#true} is VALID [2020-07-08 11:13:12,114 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {1612#true} {1617#(= 1 ~systemActive~0)} #385#return; {1617#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:13:12,114 INFO L263 TraceCheckUtils]: 9: Hoare triple {1617#(= 1 ~systemActive~0)} call select_features(); {1612#true} is VALID [2020-07-08 11:13:12,114 INFO L280 TraceCheckUtils]: 10: Hoare triple {1612#true} assume true; {1612#true} is VALID [2020-07-08 11:13:12,115 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {1612#true} {1617#(= 1 ~systemActive~0)} #387#return; {1617#(= 1 ~systemActive~0)} is VALID [2020-07-08 11:13:12,115 INFO L263 TraceCheckUtils]: 12: Hoare triple {1617#(= 1 ~systemActive~0)} call #t~ret23 := valid_product(); {1612#true} is VALID [2020-07-08 11:13:12,116 INFO L280 TraceCheckUtils]: 13: Hoare triple {1612#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {1640#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-08 11:13:12,116 INFO L280 TraceCheckUtils]: 14: Hoare triple {1640#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} assume true; {1640#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} is VALID [2020-07-08 11:13:12,117 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {1640#(and (<= |valid_product_#res| 1) (< 0 |valid_product_#res|))} {1617#(= 1 ~systemActive~0)} #389#return; {1625#(= |main_#t~ret23| ~systemActive~0)} is VALID [2020-07-08 11:13:12,118 INFO L280 TraceCheckUtils]: 16: Hoare triple {1625#(= |main_#t~ret23| ~systemActive~0)} assume -2147483648 <= #t~ret23 && #t~ret23 <= 2147483647;~tmp~2 := #t~ret23;havoc #t~ret23; {1626#(= main_~tmp~2 ~systemActive~0)} is VALID [2020-07-08 11:13:12,119 INFO L280 TraceCheckUtils]: 17: Hoare triple {1626#(= main_~tmp~2 ~systemActive~0)} assume 0 != ~tmp~2; {1627#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:13:12,119 INFO L263 TraceCheckUtils]: 18: Hoare triple {1627#(not (= 0 ~systemActive~0))} call setup(); {1612#true} is VALID [2020-07-08 11:13:12,119 INFO L280 TraceCheckUtils]: 19: Hoare triple {1612#true} assume true; {1612#true} is VALID [2020-07-08 11:13:12,120 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {1612#true} {1627#(not (= 0 ~systemActive~0))} #391#return; {1627#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:13:12,121 INFO L263 TraceCheckUtils]: 21: Hoare triple {1627#(not (= 0 ~systemActive~0))} call runTest(); {1627#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:13:12,121 INFO L263 TraceCheckUtils]: 22: Hoare triple {1627#(not (= 0 ~systemActive~0))} call test(); {1627#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:13:12,122 INFO L280 TraceCheckUtils]: 23: Hoare triple {1627#(not (= 0 ~systemActive~0))} havoc ~splverifierCounter~0;havoc ~tmp~1;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {1627#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:13:12,126 INFO L280 TraceCheckUtils]: 24: Hoare triple {1627#(not (= 0 ~systemActive~0))} assume !false; {1627#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:13:12,127 INFO L280 TraceCheckUtils]: 25: Hoare triple {1627#(not (= 0 ~systemActive~0))} assume ~splverifierCounter~0 < 4; {1627#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:13:12,128 INFO L280 TraceCheckUtils]: 26: Hoare triple {1627#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~tmp~1 := #t~nondet19;havoc #t~nondet19; {1627#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:13:12,128 INFO L280 TraceCheckUtils]: 27: Hoare triple {1627#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp~1); {1627#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:13:12,129 INFO L280 TraceCheckUtils]: 28: Hoare triple {1627#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___0~0 := #t~nondet20;havoc #t~nondet20; {1627#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:13:12,129 INFO L280 TraceCheckUtils]: 29: Hoare triple {1627#(not (= 0 ~systemActive~0))} assume !(0 != ~tmp___0~0); {1627#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:13:12,130 INFO L280 TraceCheckUtils]: 30: Hoare triple {1627#(not (= 0 ~systemActive~0))} assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21; {1627#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:13:12,131 INFO L280 TraceCheckUtils]: 31: Hoare triple {1627#(not (= 0 ~systemActive~0))} assume 0 != ~tmp___2~0; {1627#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:13:12,131 INFO L263 TraceCheckUtils]: 32: Hoare triple {1627#(not (= 0 ~systemActive~0))} call timeShift(); {1627#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:13:12,132 INFO L280 TraceCheckUtils]: 33: Hoare triple {1627#(not (= 0 ~systemActive~0))} assume !(0 != ~pumpRunning~0); {1627#(not (= 0 ~systemActive~0))} is VALID [2020-07-08 11:13:12,132 INFO L280 TraceCheckUtils]: 34: Hoare triple {1627#(not (= 0 ~systemActive~0))} assume !(0 != ~systemActive~0); {1613#false} is VALID [2020-07-08 11:13:12,133 INFO L263 TraceCheckUtils]: 35: Hoare triple {1613#false} call __utac_acc__Specification3_spec__1(); {1613#false} is VALID [2020-07-08 11:13:12,133 INFO L280 TraceCheckUtils]: 36: Hoare triple {1613#false} havoc ~tmp~6;havoc ~tmp___0~1;havoc ~tmp___1~1; {1613#false} is VALID [2020-07-08 11:13:12,133 INFO L263 TraceCheckUtils]: 37: Hoare triple {1613#false} call #t~ret69 := isMethaneLevelCritical(); {1612#true} is VALID [2020-07-08 11:13:12,133 INFO L280 TraceCheckUtils]: 38: Hoare triple {1612#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {1612#true} is VALID [2020-07-08 11:13:12,134 INFO L280 TraceCheckUtils]: 39: Hoare triple {1612#true} assume true; {1612#true} is VALID [2020-07-08 11:13:12,134 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {1612#true} {1613#false} #461#return; {1613#false} is VALID [2020-07-08 11:13:12,134 INFO L280 TraceCheckUtils]: 41: Hoare triple {1613#false} assume -2147483648 <= #t~ret69 && #t~ret69 <= 2147483647;~tmp~6 := #t~ret69;havoc #t~ret69; {1613#false} is VALID [2020-07-08 11:13:12,134 INFO L280 TraceCheckUtils]: 42: Hoare triple {1613#false} assume !(0 != ~tmp~6); {1613#false} is VALID [2020-07-08 11:13:12,135 INFO L263 TraceCheckUtils]: 43: Hoare triple {1613#false} call #t~ret70 := getWaterLevel(); {1612#true} is VALID [2020-07-08 11:13:12,135 INFO L280 TraceCheckUtils]: 44: Hoare triple {1612#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {1612#true} is VALID [2020-07-08 11:13:12,135 INFO L280 TraceCheckUtils]: 45: Hoare triple {1612#true} assume true; {1612#true} is VALID [2020-07-08 11:13:12,137 INFO L275 TraceCheckUtils]: 46: Hoare quadruple {1612#true} {1613#false} #463#return; {1613#false} is VALID [2020-07-08 11:13:12,137 INFO L280 TraceCheckUtils]: 47: Hoare triple {1613#false} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp___0~1 := #t~ret70;havoc #t~ret70; {1613#false} is VALID [2020-07-08 11:13:12,137 INFO L280 TraceCheckUtils]: 48: Hoare triple {1613#false} assume 2 == ~tmp___0~1; {1613#false} is VALID [2020-07-08 11:13:12,137 INFO L263 TraceCheckUtils]: 49: Hoare triple {1613#false} call #t~ret71 := isPumpRunning(); {1612#true} is VALID [2020-07-08 11:13:12,137 INFO L280 TraceCheckUtils]: 50: Hoare triple {1612#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~pumpRunning~0;#res := ~retValue_acc~3; {1612#true} is VALID [2020-07-08 11:13:12,138 INFO L280 TraceCheckUtils]: 51: Hoare triple {1612#true} assume true; {1612#true} is VALID [2020-07-08 11:13:12,138 INFO L275 TraceCheckUtils]: 52: Hoare quadruple {1612#true} {1613#false} #465#return; {1613#false} is VALID [2020-07-08 11:13:12,138 INFO L280 TraceCheckUtils]: 53: Hoare triple {1613#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___1~1 := #t~ret71;havoc #t~ret71; {1613#false} is VALID [2020-07-08 11:13:12,138 INFO L280 TraceCheckUtils]: 54: Hoare triple {1613#false} assume !(0 != ~tmp___1~1); {1613#false} is VALID [2020-07-08 11:13:12,139 INFO L263 TraceCheckUtils]: 55: Hoare triple {1613#false} call __automaton_fail(); {1613#false} is VALID [2020-07-08 11:13:12,139 INFO L280 TraceCheckUtils]: 56: Hoare triple {1613#false} assume !false; {1613#false} is VALID [2020-07-08 11:13:12,151 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:13:12,152 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [282104817] [2020-07-08 11:13:12,152 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:13:12,152 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-08 11:13:12,154 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1665267149] [2020-07-08 11:13:12,155 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-08 11:13:12,156 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:13:12,156 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-08 11:13:12,230 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 57 edges. 57 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:13:12,230 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-08 11:13:12,231 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:13:12,231 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-08 11:13:12,231 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-08 11:13:12,231 INFO L87 Difference]: Start difference. First operand 96 states and 111 transitions. Second operand 8 states. [2020-07-08 11:13:13,028 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:13:13,961 WARN L193 SmtUtils]: Spent 225.00 ms on a formula simplification that was a NOOP. DAG size: 190 [2020-07-08 11:13:14,338 WARN L193 SmtUtils]: Spent 216.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:13:14,647 WARN L193 SmtUtils]: Spent 218.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:13:20,148 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:13:20,148 INFO L93 Difference]: Finished difference Result 191 states and 236 transitions. [2020-07-08 11:13:20,148 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-08 11:13:20,150 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 57 [2020-07-08 11:13:20,150 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:13:20,155 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:13:20,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 236 transitions. [2020-07-08 11:13:20,163 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:13:20,168 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 236 transitions. [2020-07-08 11:13:20,169 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 236 transitions. [2020-07-08 11:13:20,990 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 236 edges. 236 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:13:20,995 INFO L225 Difference]: With dead ends: 191 [2020-07-08 11:13:20,995 INFO L226 Difference]: Without dead ends: 119 [2020-07-08 11:13:20,996 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=40, Invalid=92, Unknown=0, NotChecked=0, Total=132 [2020-07-08 11:13:20,997 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 119 states. [2020-07-08 11:13:22,102 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 119 to 96. [2020-07-08 11:13:22,102 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:13:22,102 INFO L82 GeneralOperation]: Start isEquivalent. First operand 119 states. Second operand 96 states. [2020-07-08 11:13:22,102 INFO L74 IsIncluded]: Start isIncluded. First operand 119 states. Second operand 96 states. [2020-07-08 11:13:22,102 INFO L87 Difference]: Start difference. First operand 119 states. Second operand 96 states. [2020-07-08 11:13:22,110 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:13:22,110 INFO L93 Difference]: Finished difference Result 119 states and 145 transitions. [2020-07-08 11:13:22,110 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 145 transitions. [2020-07-08 11:13:22,111 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:13:22,111 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:13:22,111 INFO L74 IsIncluded]: Start isIncluded. First operand 96 states. Second operand 119 states. [2020-07-08 11:13:22,112 INFO L87 Difference]: Start difference. First operand 96 states. Second operand 119 states. [2020-07-08 11:13:22,118 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:13:22,119 INFO L93 Difference]: Finished difference Result 119 states and 145 transitions. [2020-07-08 11:13:22,119 INFO L276 IsEmpty]: Start isEmpty. Operand 119 states and 145 transitions. [2020-07-08 11:13:22,122 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:13:22,122 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:13:22,123 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:13:22,123 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:13:22,123 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 96 states. [2020-07-08 11:13:22,127 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 96 states to 96 states and 110 transitions. [2020-07-08 11:13:22,127 INFO L78 Accepts]: Start accepts. Automaton has 96 states and 110 transitions. Word has length 57 [2020-07-08 11:13:22,129 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:13:22,129 INFO L479 AbstractCegarLoop]: Abstraction has 96 states and 110 transitions. [2020-07-08 11:13:22,129 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-08 11:13:22,129 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states and 110 transitions. [2020-07-08 11:13:22,134 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 66 [2020-07-08 11:13:22,134 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:13:22,134 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] [2020-07-08 11:13:22,134 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-08 11:13:22,135 INFO L427 AbstractCegarLoop]: === Iteration 4 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:13:22,135 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:13:22,135 INFO L82 PathProgramCache]: Analyzing trace with hash 119188522, now seen corresponding path program 1 times [2020-07-08 11:13:22,135 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:13:22,136 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [45484923] [2020-07-08 11:13:22,136 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:13:22,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:22,517 WARN L193 SmtUtils]: Spent 200.00 ms on a formula simplification that was a NOOP. DAG size: 184 [2020-07-08 11:13:22,557 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:22,589 INFO L280 TraceCheckUtils]: 0: Hoare triple {2333#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(13);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string6.base, #t~string6.offset, 1);call write~init~int(110, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 2 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 3 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string10.base, #t~string10.offset, 1);call write~init~int(80, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(117, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(109, #t~string10.base, 3 + #t~string10.offset, 1);call write~init~int(112, #t~string10.base, 4 + #t~string10.offset, 1);call write~init~int(58, #t~string10.base, 5 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 6 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string16.base, #t~string16.offset, 1);call write~init~int(32, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string18.base, #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 1 + #t~string18.offset, 1);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(21);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(21);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(25);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(13);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string62.base, #t~string62.offset, 1);call write~init~int(77, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(101, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(116, #t~string62.base, 3 + #t~string62.offset, 1);call write~init~int(104, #t~string62.base, 4 + #t~string62.offset, 1);call write~init~int(58, #t~string62.base, 5 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 6 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string64.base, #t~string64.offset, 1);call write~init~int(82, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(73, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(84, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 4 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string66.base, #t~string66.offset, 1);call write~init~int(75, #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(41, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,589 INFO L280 TraceCheckUtils]: 1: Hoare triple {2305#(= 1 ~waterLevel~0)} assume true; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,590 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2305#(= 1 ~waterLevel~0)} {2300#true} #469#return; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,591 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:22,594 INFO L280 TraceCheckUtils]: 0: Hoare triple {2300#true} assume true; {2300#true} is VALID [2020-07-08 11:13:22,594 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2300#true} {2305#(= 1 ~waterLevel~0)} #385#return; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:22,597 INFO L280 TraceCheckUtils]: 0: Hoare triple {2300#true} assume true; {2300#true} is VALID [2020-07-08 11:13:22,598 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2300#true} {2305#(= 1 ~waterLevel~0)} #387#return; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:22,602 INFO L280 TraceCheckUtils]: 0: Hoare triple {2300#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {2300#true} is VALID [2020-07-08 11:13:22,602 INFO L280 TraceCheckUtils]: 1: Hoare triple {2300#true} assume true; {2300#true} is VALID [2020-07-08 11:13:22,603 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2300#true} {2305#(= 1 ~waterLevel~0)} #389#return; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:22,607 INFO L280 TraceCheckUtils]: 0: Hoare triple {2300#true} assume true; {2300#true} is VALID [2020-07-08 11:13:22,608 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2300#true} {2305#(= 1 ~waterLevel~0)} #391#return; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,620 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:22,623 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:22,634 INFO L280 TraceCheckUtils]: 0: Hoare triple {2300#true} assume true; {2300#true} is VALID [2020-07-08 11:13:22,634 INFO L275 TraceCheckUtils]: 1: Hoare quadruple {2300#true} {2300#true} #431#return; {2300#true} is VALID [2020-07-08 11:13:22,634 INFO L280 TraceCheckUtils]: 0: Hoare triple {2334#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~0; {2300#true} is VALID [2020-07-08 11:13:22,635 INFO L280 TraceCheckUtils]: 1: Hoare triple {2300#true} assume !(0 != ~pumpRunning~0); {2300#true} is VALID [2020-07-08 11:13:22,635 INFO L263 TraceCheckUtils]: 2: Hoare triple {2300#true} call processEnvironment__wrappee__base(); {2300#true} is VALID [2020-07-08 11:13:22,635 INFO L280 TraceCheckUtils]: 3: Hoare triple {2300#true} assume true; {2300#true} is VALID [2020-07-08 11:13:22,635 INFO L275 TraceCheckUtils]: 4: Hoare quadruple {2300#true} {2300#true} #431#return; {2300#true} is VALID [2020-07-08 11:13:22,635 INFO L280 TraceCheckUtils]: 5: Hoare triple {2300#true} assume true; {2300#true} is VALID [2020-07-08 11:13:22,636 INFO L275 TraceCheckUtils]: 6: Hoare quadruple {2300#true} {2305#(= 1 ~waterLevel~0)} #443#return; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:22,640 INFO L280 TraceCheckUtils]: 0: Hoare triple {2300#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {2300#true} is VALID [2020-07-08 11:13:22,640 INFO L280 TraceCheckUtils]: 1: Hoare triple {2300#true} assume true; {2300#true} is VALID [2020-07-08 11:13:22,641 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2300#true} {2305#(= 1 ~waterLevel~0)} #461#return; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,642 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:22,657 INFO L280 TraceCheckUtils]: 0: Hoare triple {2300#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {2337#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:13:22,658 INFO L280 TraceCheckUtils]: 1: Hoare triple {2337#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {2337#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:13:22,659 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2337#(= |getWaterLevel_#res| ~waterLevel~0)} {2305#(= 1 ~waterLevel~0)} #463#return; {2328#(= 1 |__utac_acc__Specification3_spec__1_#t~ret70|)} is VALID [2020-07-08 11:13:22,660 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-08 11:13:22,662 INFO L280 TraceCheckUtils]: 0: Hoare triple {2300#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~pumpRunning~0;#res := ~retValue_acc~3; {2300#true} is VALID [2020-07-08 11:13:22,662 INFO L280 TraceCheckUtils]: 1: Hoare triple {2300#true} assume true; {2300#true} is VALID [2020-07-08 11:13:22,663 INFO L275 TraceCheckUtils]: 2: Hoare quadruple {2300#true} {2301#false} #465#return; {2301#false} is VALID [2020-07-08 11:13:22,667 INFO L263 TraceCheckUtils]: 0: Hoare triple {2300#true} call ULTIMATE.init(); {2333#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} is VALID [2020-07-08 11:13:22,673 INFO L280 TraceCheckUtils]: 1: Hoare triple {2333#(and (= ~pumpRunning~0 |old(~pumpRunning~0)|) (= |#t~string53.offset| |old(#t~string53.offset)|) (= |#t~string68.offset| |old(#t~string68.offset)|) (= ~waterLevel~0 |old(~waterLevel~0)|) (= |#t~string66.offset| |old(#t~string66.offset)|) (= |#t~string45.offset| |old(#t~string45.offset)|) (= |#t~string53.base| |old(#t~string53.base)|) (= |#t~string43.offset| |old(#t~string43.offset)|) (= |#t~string6.base| |old(#t~string6.base)|) (= |#t~string44.offset| |old(#t~string44.offset)|) (= |#t~string55.offset| |old(#t~string55.offset)|) (= |#t~string42.offset| |old(#t~string42.offset)|) (= |#t~string42.base| |old(#t~string42.base)|) (= |#t~string12.offset| |old(#t~string12.offset)|) (= ~head~0.offset |old(~head~0.offset)|) (= |#t~string51.base| |old(#t~string51.base)|) (= |#t~string18.offset| |old(#t~string18.offset)|) (= ~head~0.base |old(~head~0.base)|) (= |#t~string47.offset| |old(#t~string47.offset)|) (= |#t~string64.base| |old(#t~string64.base)|) (= |#t~string8.base| |old(#t~string8.base)|) (= |#t~string66.base| |old(#t~string66.base)|) (= |#t~string43.base| |old(#t~string43.base)|) (= |#t~string60.base| |old(#t~string60.base)|) (= |#t~string52.base| |old(#t~string52.base)|) (= |#t~string8.offset| |old(#t~string8.offset)|) (= |#t~string12.base| |old(#t~string12.base)|) (= |#t~string62.offset| |old(#t~string62.offset)|) (= |#t~string55.base| |old(#t~string55.base)|) (= |#t~string47.base| |old(#t~string47.base)|) (= |#t~string14.base| |old(#t~string14.base)|) (= |#t~string46.offset| |old(#t~string46.offset)|) (= |#t~string10.offset| |old(#t~string10.offset)|) (= |#t~string14.offset| |old(#t~string14.offset)|) (= ~systemActive~0 |old(~systemActive~0)|) (= |#t~string56.offset| |old(#t~string56.offset)|) (= |#t~string60.offset| |old(#t~string60.offset)|) (= |#NULL.base| |old(#NULL.base)|) (= |#t~string16.offset| |old(#t~string16.offset)|) (= |#t~string56.base| |old(#t~string56.base)|) (= |#t~string6.offset| |old(#t~string6.offset)|) (= |#t~string45.base| |old(#t~string45.base)|) (= |#t~string18.base| |old(#t~string18.base)|) (= |#NULL.offset| |old(#NULL.offset)|) (= |#t~string54.offset| |old(#t~string54.offset)|) (= |old(#length)| |#length|) (= |#t~string62.base| |old(#t~string62.base)|) (= |#t~string46.base| |old(#t~string46.base)|) (= ~methaneLevelCritical~0 |old(~methaneLevelCritical~0)|) (= |#t~string10.base| |old(#t~string10.base)|) (= |#t~string4.offset| |old(#t~string4.offset)|) (= |#t~string51.offset| |old(#t~string51.offset)|) (= |#t~string52.offset| |old(#t~string52.offset)|) (= |#valid| |old(#valid)|) (= |#t~string68.base| |old(#t~string68.base)|) (= |#t~string16.base| |old(#t~string16.base)|) (= |#t~string64.offset| |old(#t~string64.offset)|) (= |#t~string54.base| |old(#t~string54.base)|) (= |#t~string44.base| |old(#t~string44.base)|) (= |#t~string4.base| |old(#t~string4.base)|) (= ~cleanupTimeShifts~0 |old(~cleanupTimeShifts~0)|))} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string4.base, #t~string4.offset := #Ultimate.allocOnStack(13);call #t~string6.base, #t~string6.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string6.base, #t~string6.offset, 1);call write~init~int(110, #t~string6.base, 1 + #t~string6.offset, 1);call write~init~int(0, #t~string6.base, 2 + #t~string6.offset, 1);call #t~string8.base, #t~string8.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string8.base, #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 1 + #t~string8.offset, 1);call write~init~int(102, #t~string8.base, 2 + #t~string8.offset, 1);call write~init~int(0, #t~string8.base, 3 + #t~string8.offset, 1);call #t~string10.base, #t~string10.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string10.base, #t~string10.offset, 1);call write~init~int(80, #t~string10.base, 1 + #t~string10.offset, 1);call write~init~int(117, #t~string10.base, 2 + #t~string10.offset, 1);call write~init~int(109, #t~string10.base, 3 + #t~string10.offset, 1);call write~init~int(112, #t~string10.base, 4 + #t~string10.offset, 1);call write~init~int(58, #t~string10.base, 5 + #t~string10.offset, 1);call write~init~int(0, #t~string10.base, 6 + #t~string10.offset, 1);call #t~string12.base, #t~string12.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string12.base, #t~string12.offset, 1);call write~init~int(110, #t~string12.base, 1 + #t~string12.offset, 1);call write~init~int(0, #t~string12.base, 2 + #t~string12.offset, 1);call #t~string14.base, #t~string14.offset := #Ultimate.allocOnStack(4);call write~init~int(79, #t~string14.base, #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 1 + #t~string14.offset, 1);call write~init~int(102, #t~string14.base, 2 + #t~string14.offset, 1);call write~init~int(0, #t~string14.base, 3 + #t~string14.offset, 1);call #t~string16.base, #t~string16.offset := #Ultimate.allocOnStack(3);call write~init~int(41, #t~string16.base, #t~string16.offset, 1);call write~init~int(32, #t~string16.base, 1 + #t~string16.offset, 1);call write~init~int(0, #t~string16.base, 2 + #t~string16.offset, 1);call #t~string18.base, #t~string18.offset := #Ultimate.allocOnStack(2);call write~init~int(10, #t~string18.base, #t~string18.offset, 1);call write~init~int(0, #t~string18.base, 1 + #t~string18.offset, 1);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(21);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(21);call #t~string51.base, #t~string51.offset := #Ultimate.allocOnStack(30);call #t~string52.base, #t~string52.offset := #Ultimate.allocOnStack(9);call #t~string53.base, #t~string53.offset := #Ultimate.allocOnStack(25);call #t~string54.base, #t~string54.offset := #Ultimate.allocOnStack(30);call #t~string55.base, #t~string55.offset := #Ultimate.allocOnStack(9);call #t~string56.base, #t~string56.offset := #Ultimate.allocOnStack(25);call #t~string60.base, #t~string60.offset := #Ultimate.allocOnStack(13);call #t~string62.base, #t~string62.offset := #Ultimate.allocOnStack(7);call write~init~int(44, #t~string62.base, #t~string62.offset, 1);call write~init~int(77, #t~string62.base, 1 + #t~string62.offset, 1);call write~init~int(101, #t~string62.base, 2 + #t~string62.offset, 1);call write~init~int(116, #t~string62.base, 3 + #t~string62.offset, 1);call write~init~int(104, #t~string62.base, 4 + #t~string62.offset, 1);call write~init~int(58, #t~string62.base, 5 + #t~string62.offset, 1);call write~init~int(0, #t~string62.base, 6 + #t~string62.offset, 1);call #t~string64.base, #t~string64.offset := #Ultimate.allocOnStack(5);call write~init~int(67, #t~string64.base, #t~string64.offset, 1);call write~init~int(82, #t~string64.base, 1 + #t~string64.offset, 1);call write~init~int(73, #t~string64.base, 2 + #t~string64.offset, 1);call write~init~int(84, #t~string64.base, 3 + #t~string64.offset, 1);call write~init~int(0, #t~string64.base, 4 + #t~string64.offset, 1);call #t~string66.base, #t~string66.offset := #Ultimate.allocOnStack(3);call write~init~int(79, #t~string66.base, #t~string66.offset, 1);call write~init~int(75, #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(41, #t~string68.base, #t~string68.offset, 1);call write~init~int(0, #t~string68.base, 1 + #t~string68.offset, 1);~pumpRunning~0 := 0;~systemActive~0 := 1;~cleanupTimeShifts~0 := 4;~head~0.base, ~head~0.offset := 0, 0;~waterLevel~0 := 1;~methaneLevelCritical~0 := 0; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,674 INFO L280 TraceCheckUtils]: 2: Hoare triple {2305#(= 1 ~waterLevel~0)} assume true; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,675 INFO L275 TraceCheckUtils]: 3: Hoare quadruple {2305#(= 1 ~waterLevel~0)} {2300#true} #469#return; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,675 INFO L263 TraceCheckUtils]: 4: Hoare triple {2305#(= 1 ~waterLevel~0)} call #t~ret72 := main(); {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,676 INFO L280 TraceCheckUtils]: 5: Hoare triple {2305#(= 1 ~waterLevel~0)} havoc ~retValue_acc~4;havoc ~tmp~2; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,676 INFO L263 TraceCheckUtils]: 6: Hoare triple {2305#(= 1 ~waterLevel~0)} call select_helpers(); {2300#true} is VALID [2020-07-08 11:13:22,676 INFO L280 TraceCheckUtils]: 7: Hoare triple {2300#true} assume true; {2300#true} is VALID [2020-07-08 11:13:22,677 INFO L275 TraceCheckUtils]: 8: Hoare quadruple {2300#true} {2305#(= 1 ~waterLevel~0)} #385#return; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,677 INFO L263 TraceCheckUtils]: 9: Hoare triple {2305#(= 1 ~waterLevel~0)} call select_features(); {2300#true} is VALID [2020-07-08 11:13:22,677 INFO L280 TraceCheckUtils]: 10: Hoare triple {2300#true} assume true; {2300#true} is VALID [2020-07-08 11:13:22,678 INFO L275 TraceCheckUtils]: 11: Hoare quadruple {2300#true} {2305#(= 1 ~waterLevel~0)} #387#return; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,678 INFO L263 TraceCheckUtils]: 12: Hoare triple {2305#(= 1 ~waterLevel~0)} call #t~ret23 := valid_product(); {2300#true} is VALID [2020-07-08 11:13:22,678 INFO L280 TraceCheckUtils]: 13: Hoare triple {2300#true} havoc ~retValue_acc~1;~retValue_acc~1 := 1;#res := ~retValue_acc~1; {2300#true} is VALID [2020-07-08 11:13:22,679 INFO L280 TraceCheckUtils]: 14: Hoare triple {2300#true} assume true; {2300#true} is VALID [2020-07-08 11:13:22,679 INFO L275 TraceCheckUtils]: 15: Hoare quadruple {2300#true} {2305#(= 1 ~waterLevel~0)} #389#return; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,680 INFO L280 TraceCheckUtils]: 16: Hoare triple {2305#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret23 && #t~ret23 <= 2147483647;~tmp~2 := #t~ret23;havoc #t~ret23; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,681 INFO L280 TraceCheckUtils]: 17: Hoare triple {2305#(= 1 ~waterLevel~0)} assume 0 != ~tmp~2; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,681 INFO L263 TraceCheckUtils]: 18: Hoare triple {2305#(= 1 ~waterLevel~0)} call setup(); {2300#true} is VALID [2020-07-08 11:13:22,681 INFO L280 TraceCheckUtils]: 19: Hoare triple {2300#true} assume true; {2300#true} is VALID [2020-07-08 11:13:22,682 INFO L275 TraceCheckUtils]: 20: Hoare quadruple {2300#true} {2305#(= 1 ~waterLevel~0)} #391#return; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,682 INFO L263 TraceCheckUtils]: 21: Hoare triple {2305#(= 1 ~waterLevel~0)} call runTest(); {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,683 INFO L263 TraceCheckUtils]: 22: Hoare triple {2305#(= 1 ~waterLevel~0)} call test(); {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,684 INFO L280 TraceCheckUtils]: 23: Hoare triple {2305#(= 1 ~waterLevel~0)} havoc ~splverifierCounter~0;havoc ~tmp~1;havoc ~tmp___0~0;havoc ~tmp___1~0;havoc ~tmp___2~0;~splverifierCounter~0 := 0; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,684 INFO L280 TraceCheckUtils]: 24: Hoare triple {2305#(= 1 ~waterLevel~0)} assume !false; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,685 INFO L280 TraceCheckUtils]: 25: Hoare triple {2305#(= 1 ~waterLevel~0)} assume ~splverifierCounter~0 < 4; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,685 INFO L280 TraceCheckUtils]: 26: Hoare triple {2305#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet19 && #t~nondet19 <= 2147483647;~tmp~1 := #t~nondet19;havoc #t~nondet19; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,686 INFO L280 TraceCheckUtils]: 27: Hoare triple {2305#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~1); {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,686 INFO L280 TraceCheckUtils]: 28: Hoare triple {2305#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet20 && #t~nondet20 <= 2147483647;~tmp___0~0 := #t~nondet20;havoc #t~nondet20; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,687 INFO L280 TraceCheckUtils]: 29: Hoare triple {2305#(= 1 ~waterLevel~0)} assume !(0 != ~tmp___0~0); {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,688 INFO L280 TraceCheckUtils]: 30: Hoare triple {2305#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~nondet21 && #t~nondet21 <= 2147483647;~tmp___2~0 := #t~nondet21;havoc #t~nondet21; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,688 INFO L280 TraceCheckUtils]: 31: Hoare triple {2305#(= 1 ~waterLevel~0)} assume 0 != ~tmp___2~0; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,689 INFO L263 TraceCheckUtils]: 32: Hoare triple {2305#(= 1 ~waterLevel~0)} call timeShift(); {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,689 INFO L280 TraceCheckUtils]: 33: Hoare triple {2305#(= 1 ~waterLevel~0)} assume !(0 != ~pumpRunning~0); {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,690 INFO L280 TraceCheckUtils]: 34: Hoare triple {2305#(= 1 ~waterLevel~0)} assume 0 != ~systemActive~0; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,691 INFO L263 TraceCheckUtils]: 35: Hoare triple {2305#(= 1 ~waterLevel~0)} call processEnvironment(); {2334#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} is VALID [2020-07-08 11:13:22,691 INFO L280 TraceCheckUtils]: 36: Hoare triple {2334#(= ~pumpRunning~0 |old(~pumpRunning~0)|)} havoc ~tmp~0; {2300#true} is VALID [2020-07-08 11:13:22,691 INFO L280 TraceCheckUtils]: 37: Hoare triple {2300#true} assume !(0 != ~pumpRunning~0); {2300#true} is VALID [2020-07-08 11:13:22,691 INFO L263 TraceCheckUtils]: 38: Hoare triple {2300#true} call processEnvironment__wrappee__base(); {2300#true} is VALID [2020-07-08 11:13:22,692 INFO L280 TraceCheckUtils]: 39: Hoare triple {2300#true} assume true; {2300#true} is VALID [2020-07-08 11:13:22,692 INFO L275 TraceCheckUtils]: 40: Hoare quadruple {2300#true} {2300#true} #431#return; {2300#true} is VALID [2020-07-08 11:13:22,692 INFO L280 TraceCheckUtils]: 41: Hoare triple {2300#true} assume true; {2300#true} is VALID [2020-07-08 11:13:22,693 INFO L275 TraceCheckUtils]: 42: Hoare quadruple {2300#true} {2305#(= 1 ~waterLevel~0)} #443#return; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,693 INFO L263 TraceCheckUtils]: 43: Hoare triple {2305#(= 1 ~waterLevel~0)} call __utac_acc__Specification3_spec__1(); {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,694 INFO L280 TraceCheckUtils]: 44: Hoare triple {2305#(= 1 ~waterLevel~0)} havoc ~tmp~6;havoc ~tmp___0~1;havoc ~tmp___1~1; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,694 INFO L263 TraceCheckUtils]: 45: Hoare triple {2305#(= 1 ~waterLevel~0)} call #t~ret69 := isMethaneLevelCritical(); {2300#true} is VALID [2020-07-08 11:13:22,694 INFO L280 TraceCheckUtils]: 46: Hoare triple {2300#true} havoc ~retValue_acc~8;~retValue_acc~8 := ~methaneLevelCritical~0;#res := ~retValue_acc~8; {2300#true} is VALID [2020-07-08 11:13:22,695 INFO L280 TraceCheckUtils]: 47: Hoare triple {2300#true} assume true; {2300#true} is VALID [2020-07-08 11:13:22,695 INFO L275 TraceCheckUtils]: 48: Hoare quadruple {2300#true} {2305#(= 1 ~waterLevel~0)} #461#return; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,696 INFO L280 TraceCheckUtils]: 49: Hoare triple {2305#(= 1 ~waterLevel~0)} assume -2147483648 <= #t~ret69 && #t~ret69 <= 2147483647;~tmp~6 := #t~ret69;havoc #t~ret69; {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,696 INFO L280 TraceCheckUtils]: 50: Hoare triple {2305#(= 1 ~waterLevel~0)} assume !(0 != ~tmp~6); {2305#(= 1 ~waterLevel~0)} is VALID [2020-07-08 11:13:22,697 INFO L263 TraceCheckUtils]: 51: Hoare triple {2305#(= 1 ~waterLevel~0)} call #t~ret70 := getWaterLevel(); {2300#true} is VALID [2020-07-08 11:13:22,697 INFO L280 TraceCheckUtils]: 52: Hoare triple {2300#true} havoc ~retValue_acc~9;~retValue_acc~9 := ~waterLevel~0;#res := ~retValue_acc~9; {2337#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:13:22,698 INFO L280 TraceCheckUtils]: 53: Hoare triple {2337#(= |getWaterLevel_#res| ~waterLevel~0)} assume true; {2337#(= |getWaterLevel_#res| ~waterLevel~0)} is VALID [2020-07-08 11:13:22,699 INFO L275 TraceCheckUtils]: 54: Hoare quadruple {2337#(= |getWaterLevel_#res| ~waterLevel~0)} {2305#(= 1 ~waterLevel~0)} #463#return; {2328#(= 1 |__utac_acc__Specification3_spec__1_#t~ret70|)} is VALID [2020-07-08 11:13:22,699 INFO L280 TraceCheckUtils]: 55: Hoare triple {2328#(= 1 |__utac_acc__Specification3_spec__1_#t~ret70|)} assume -2147483648 <= #t~ret70 && #t~ret70 <= 2147483647;~tmp___0~1 := #t~ret70;havoc #t~ret70; {2329#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~1)} is VALID [2020-07-08 11:13:22,700 INFO L280 TraceCheckUtils]: 56: Hoare triple {2329#(= 1 __utac_acc__Specification3_spec__1_~tmp___0~1)} assume 2 == ~tmp___0~1; {2301#false} is VALID [2020-07-08 11:13:22,700 INFO L263 TraceCheckUtils]: 57: Hoare triple {2301#false} call #t~ret71 := isPumpRunning(); {2300#true} is VALID [2020-07-08 11:13:22,701 INFO L280 TraceCheckUtils]: 58: Hoare triple {2300#true} havoc ~retValue_acc~3;~retValue_acc~3 := ~pumpRunning~0;#res := ~retValue_acc~3; {2300#true} is VALID [2020-07-08 11:13:22,701 INFO L280 TraceCheckUtils]: 59: Hoare triple {2300#true} assume true; {2300#true} is VALID [2020-07-08 11:13:22,701 INFO L275 TraceCheckUtils]: 60: Hoare quadruple {2300#true} {2301#false} #465#return; {2301#false} is VALID [2020-07-08 11:13:22,701 INFO L280 TraceCheckUtils]: 61: Hoare triple {2301#false} assume -2147483648 <= #t~ret71 && #t~ret71 <= 2147483647;~tmp___1~1 := #t~ret71;havoc #t~ret71; {2301#false} is VALID [2020-07-08 11:13:22,701 INFO L280 TraceCheckUtils]: 62: Hoare triple {2301#false} assume !(0 != ~tmp___1~1); {2301#false} is VALID [2020-07-08 11:13:22,702 INFO L263 TraceCheckUtils]: 63: Hoare triple {2301#false} call __automaton_fail(); {2301#false} is VALID [2020-07-08 11:13:22,702 INFO L280 TraceCheckUtils]: 64: Hoare triple {2301#false} assume !false; {2301#false} is VALID [2020-07-08 11:13:22,711 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-08 11:13:22,712 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [45484923] [2020-07-08 11:13:22,712 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-08 11:13:22,712 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-07-08 11:13:22,712 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2051136482] [2020-07-08 11:13:22,713 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 65 [2020-07-08 11:13:22,713 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-08 11:13:22,713 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states. [2020-07-08 11:13:22,794 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 65 edges. 65 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:13:22,794 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-07-08 11:13:22,794 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-08 11:13:22,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-07-08 11:13:22,795 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-07-08 11:13:22,795 INFO L87 Difference]: Start difference. First operand 96 states and 110 transitions. Second operand 8 states. [2020-07-08 11:13:23,771 WARN L193 SmtUtils]: Spent 212.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:13:30,637 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:13:31,332 WARN L193 SmtUtils]: Spent 229.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:13:31,669 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 188 [2020-07-08 11:13:32,720 WARN L193 SmtUtils]: Spent 210.00 ms on a formula simplification that was a NOOP. DAG size: 186 [2020-07-08 11:13:34,205 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:13:34,206 INFO L93 Difference]: Finished difference Result 284 states and 375 transitions. [2020-07-08 11:13:34,206 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-08 11:13:34,206 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 65 [2020-07-08 11:13:34,206 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-08 11:13:34,207 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:13:34,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 375 transitions. [2020-07-08 11:13:34,215 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 8 states. [2020-07-08 11:13:34,224 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 11 states to 11 states and 375 transitions. [2020-07-08 11:13:34,224 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 11 states and 375 transitions. [2020-07-08 11:13:35,482 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 375 edges. 375 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-08 11:13:35,495 INFO L225 Difference]: With dead ends: 284 [2020-07-08 11:13:35,495 INFO L226 Difference]: Without dead ends: 212 [2020-07-08 11:13:35,496 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 35 GetRequests, 23 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=54, Invalid=128, Unknown=0, NotChecked=0, Total=182 [2020-07-08 11:13:35,497 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 212 states. [2020-07-08 11:13:37,253 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 212 to 166. [2020-07-08 11:13:37,254 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-08 11:13:37,254 INFO L82 GeneralOperation]: Start isEquivalent. First operand 212 states. Second operand 166 states. [2020-07-08 11:13:37,254 INFO L74 IsIncluded]: Start isIncluded. First operand 212 states. Second operand 166 states. [2020-07-08 11:13:37,254 INFO L87 Difference]: Start difference. First operand 212 states. Second operand 166 states. [2020-07-08 11:13:37,268 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:13:37,269 INFO L93 Difference]: Finished difference Result 212 states and 277 transitions. [2020-07-08 11:13:37,269 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 277 transitions. [2020-07-08 11:13:37,270 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:13:37,270 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:13:37,271 INFO L74 IsIncluded]: Start isIncluded. First operand 166 states. Second operand 212 states. [2020-07-08 11:13:37,271 INFO L87 Difference]: Start difference. First operand 166 states. Second operand 212 states. [2020-07-08 11:13:37,283 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-08 11:13:37,283 INFO L93 Difference]: Finished difference Result 212 states and 277 transitions. [2020-07-08 11:13:37,283 INFO L276 IsEmpty]: Start isEmpty. Operand 212 states and 277 transitions. [2020-07-08 11:13:37,285 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-08 11:13:37,285 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-08 11:13:37,285 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-08 11:13:37,286 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-08 11:13:37,286 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 166 states. [2020-07-08 11:13:37,294 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 166 states to 166 states and 197 transitions. [2020-07-08 11:13:37,294 INFO L78 Accepts]: Start accepts. Automaton has 166 states and 197 transitions. Word has length 65 [2020-07-08 11:13:37,295 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-08 11:13:37,295 INFO L479 AbstractCegarLoop]: Abstraction has 166 states and 197 transitions. [2020-07-08 11:13:37,295 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-07-08 11:13:37,295 INFO L276 IsEmpty]: Start isEmpty. Operand 166 states and 197 transitions. [2020-07-08 11:13:37,297 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2020-07-08 11:13:37,297 INFO L414 BasicCegarLoop]: Found error trace [2020-07-08 11:13:37,298 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, 1, 1] [2020-07-08 11:13:37,298 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-07-08 11:13:37,298 INFO L427 AbstractCegarLoop]: === Iteration 5 === [__automaton_failErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-08 11:13:37,298 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-08 11:13:37,299 INFO L82 PathProgramCache]: Analyzing trace with hash -760855184, now seen corresponding path program 1 times [2020-07-08 11:13:37,299 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-08 11:13:37,299 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2084015404] [2020-07-08 11:13:37,299 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-08 11:13:37,387 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 11:13:37,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is sat [2020-07-08 11:13:37,556 INFO L174 FreeRefinementEngine]: Strategy CAMEL found a feasible trace [2020-07-08 11:13:37,557 INFO L520 BasicCegarLoop]: Counterexample might be feasible [2020-07-08 11:13:37,557 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-07-08 11:13:37,751 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeENTRY has no Hoare annotation [2020-07-08 11:13:37,751 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetENTRY has no Hoare annotation [2020-07-08 11:13:37,751 WARN L170 areAnnotationChecker]: select_helpersFINAL has no Hoare annotation [2020-07-08 11:13:37,751 WARN L170 areAnnotationChecker]: valid_productENTRY has no Hoare annotation [2020-07-08 11:13:37,752 WARN L170 areAnnotationChecker]: mainENTRY has no Hoare annotation [2020-07-08 11:13:37,752 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-08 11:13:37,752 WARN L170 areAnnotationChecker]: Specification2ENTRY has no Hoare annotation [2020-07-08 11:13:37,752 WARN L170 areAnnotationChecker]: isPumpRunningENTRY has no Hoare annotation [2020-07-08 11:13:37,752 WARN L170 areAnnotationChecker]: printPumpENTRY has no Hoare annotation [2020-07-08 11:13:37,752 WARN L170 areAnnotationChecker]: select_featuresFINAL has no Hoare annotation [2020-07-08 11:13:37,753 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setENTRY has no Hoare annotation [2020-07-08 11:13:37,753 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-08 11:13:37,753 WARN L170 areAnnotationChecker]: runTestENTRY has no Hoare annotation [2020-07-08 11:13:37,753 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeENTRY has no Hoare annotation [2020-07-08 11:13:37,753 WARN L170 areAnnotationChecker]: isMethaneAlarmENTRY has no Hoare annotation [2020-07-08 11:13:37,753 WARN L170 areAnnotationChecker]: deactivatePumpENTRY has no Hoare annotation [2020-07-08 11:13:37,753 WARN L170 areAnnotationChecker]: processEnvironmentENTRY has no Hoare annotation [2020-07-08 11:13:37,753 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseFINAL has no Hoare annotation [2020-07-08 11:13:37,754 WARN L170 areAnnotationChecker]: testENTRY has no Hoare annotation [2020-07-08 11:13:37,754 WARN L170 areAnnotationChecker]: __utac__get_this_argENTRY has no Hoare annotation [2020-07-08 11:13:37,754 WARN L170 areAnnotationChecker]: ULTIMATE.initENTRY has no Hoare annotation [2020-07-08 11:13:37,754 WARN L170 areAnnotationChecker]: select_oneENTRY has no Hoare annotation [2020-07-08 11:13:37,754 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtENTRY has no Hoare annotation [2020-07-08 11:13:37,754 WARN L170 areAnnotationChecker]: printEnvironmentENTRY has no Hoare annotation [2020-07-08 11:13:37,755 WARN L170 areAnnotationChecker]: activatePumpENTRY has no Hoare annotation [2020-07-08 11:13:37,755 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intENTRY has no Hoare annotation [2020-07-08 11:13:37,755 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-08 11:13:37,755 WARN L170 areAnnotationChecker]: changeMethaneLevelENTRY has no Hoare annotation [2020-07-08 11:13:37,755 WARN L170 areAnnotationChecker]: getWaterLevelENTRY has no Hoare annotation [2020-07-08 11:13:37,755 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-08 11:13:37,756 WARN L170 areAnnotationChecker]: timeShiftENTRY has no Hoare annotation [2020-07-08 11:13:37,756 WARN L170 areAnnotationChecker]: cleanupENTRY has no Hoare annotation [2020-07-08 11:13:37,756 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalENTRY has no Hoare annotation [2020-07-08 11:13:37,756 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1ENTRY has no Hoare annotation [2020-07-08 11:13:37,756 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-08 11:13:37,756 WARN L170 areAnnotationChecker]: lowerWaterLevelENTRY has no Hoare annotation [2020-07-08 11:13:37,756 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 11:13:37,757 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-08 11:13:37,757 WARN L170 areAnnotationChecker]: setupFINAL has no Hoare annotation [2020-07-08 11:13:37,757 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-08 11:13:37,757 WARN L170 areAnnotationChecker]: waterRiseENTRY has no Hoare annotation [2020-07-08 11:13:37,757 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-08 11:13:37,758 WARN L170 areAnnotationChecker]: __automaton_failENTRY has no Hoare annotation [2020-07-08 11:13:37,758 WARN L170 areAnnotationChecker]: L470-2 has no Hoare annotation [2020-07-08 11:13:37,758 WARN L170 areAnnotationChecker]: L470-2 has no Hoare annotation [2020-07-08 11:13:37,758 WARN L170 areAnnotationChecker]: L470-2 has no Hoare annotation [2020-07-08 11:13:37,758 WARN L170 areAnnotationChecker]: L527-2 has no Hoare annotation [2020-07-08 11:13:37,758 WARN L170 areAnnotationChecker]: L527-2 has no Hoare annotation [2020-07-08 11:13:37,759 WARN L170 areAnnotationChecker]: L527-2 has no Hoare annotation [2020-07-08 11:13:37,759 WARN L170 areAnnotationChecker]: select_helpersEXIT has no Hoare annotation [2020-07-08 11:13:37,759 WARN L170 areAnnotationChecker]: valid_productFINAL has no Hoare annotation [2020-07-08 11:13:37,759 WARN L170 areAnnotationChecker]: L375 has no Hoare annotation [2020-07-08 11:13:37,759 WARN L170 areAnnotationChecker]: L375 has no Hoare annotation [2020-07-08 11:13:37,760 WARN L170 areAnnotationChecker]: L333 has no Hoare annotation [2020-07-08 11:13:37,760 WARN L170 areAnnotationChecker]: L333 has no Hoare annotation [2020-07-08 11:13:37,760 WARN L170 areAnnotationChecker]: isPumpRunningFINAL has no Hoare annotation [2020-07-08 11:13:37,760 WARN L170 areAnnotationChecker]: L199 has no Hoare annotation [2020-07-08 11:13:37,760 WARN L170 areAnnotationChecker]: L199 has no Hoare annotation [2020-07-08 11:13:37,760 WARN L170 areAnnotationChecker]: select_featuresEXIT has no Hoare annotation [2020-07-08 11:13:37,761 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_setFINAL has no Hoare annotation [2020-07-08 11:13:37,761 WARN L170 areAnnotationChecker]: runTestFINAL has no Hoare annotation [2020-07-08 11:13:37,761 WARN L170 areAnnotationChecker]: L726 has no Hoare annotation [2020-07-08 11:13:37,761 WARN L170 areAnnotationChecker]: L726 has no Hoare annotation [2020-07-08 11:13:37,761 WARN L170 areAnnotationChecker]: L177 has no Hoare annotation [2020-07-08 11:13:37,761 WARN L170 areAnnotationChecker]: L177 has no Hoare annotation [2020-07-08 11:13:37,761 WARN L170 areAnnotationChecker]: deactivatePumpFINAL has no Hoare annotation [2020-07-08 11:13:37,761 WARN L170 areAnnotationChecker]: L135 has no Hoare annotation [2020-07-08 11:13:37,761 WARN L170 areAnnotationChecker]: L135 has no Hoare annotation [2020-07-08 11:13:37,762 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-08 11:13:37,762 WARN L170 areAnnotationChecker]: processEnvironment__wrappee__baseEXIT has no Hoare annotation [2020-07-08 11:13:37,762 WARN L170 areAnnotationChecker]: L285 has no Hoare annotation [2020-07-08 11:13:37,762 WARN L170 areAnnotationChecker]: L285 has no Hoare annotation [2020-07-08 11:13:37,762 WARN L170 areAnnotationChecker]: L285 has no Hoare annotation [2020-07-08 11:13:37,762 WARN L170 areAnnotationChecker]: L680 has no Hoare annotation [2020-07-08 11:13:37,762 WARN L170 areAnnotationChecker]: L680 has no Hoare annotation [2020-07-08 11:13:37,762 WARN L170 areAnnotationChecker]: ULTIMATE.initFINAL has no Hoare annotation [2020-07-08 11:13:37,762 WARN L170 areAnnotationChecker]: select_oneFINAL has no Hoare annotation [2020-07-08 11:13:37,763 WARN L170 areAnnotationChecker]: L587 has no Hoare annotation [2020-07-08 11:13:37,763 WARN L170 areAnnotationChecker]: L587 has no Hoare annotation [2020-07-08 11:13:37,763 WARN L170 areAnnotationChecker]: L815 has no Hoare annotation [2020-07-08 11:13:37,763 WARN L170 areAnnotationChecker]: L815 has no Hoare annotation [2020-07-08 11:13:37,763 WARN L170 areAnnotationChecker]: activatePumpFINAL has no Hoare annotation [2020-07-08 11:13:37,763 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intFINAL has no Hoare annotation [2020-07-08 11:13:37,763 WARN L170 areAnnotationChecker]: L790-1 has no Hoare annotation [2020-07-08 11:13:37,763 WARN L170 areAnnotationChecker]: getWaterLevelFINAL has no Hoare annotation [2020-07-08 11:13:37,763 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2020-07-08 11:13:37,764 WARN L170 areAnnotationChecker]: L105 has no Hoare annotation [2020-07-08 11:13:37,764 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-08 11:13:37,764 WARN L170 areAnnotationChecker]: L103 has no Hoare annotation [2020-07-08 11:13:37,764 WARN L170 areAnnotationChecker]: L304 has no Hoare annotation [2020-07-08 11:13:37,764 WARN L170 areAnnotationChecker]: L304 has no Hoare annotation [2020-07-08 11:13:37,764 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalFINAL has no Hoare annotation [2020-07-08 11:13:37,764 WARN L170 areAnnotationChecker]: L847 has no Hoare annotation [2020-07-08 11:13:37,764 WARN L170 areAnnotationChecker]: L847 has no Hoare annotation [2020-07-08 11:13:37,764 WARN L170 areAnnotationChecker]: L766-1 has no Hoare annotation [2020-07-08 11:13:37,764 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 11:13:37,765 WARN L170 areAnnotationChecker]: L-1 has no Hoare annotation [2020-07-08 11:13:37,765 WARN L170 areAnnotationChecker]: setupEXIT has no Hoare annotation [2020-07-08 11:13:37,765 WARN L170 areAnnotationChecker]: L778-1 has no Hoare annotation [2020-07-08 11:13:37,765 WARN L170 areAnnotationChecker]: __automaton_failFINAL has no Hoare annotation [2020-07-08 11:13:37,765 WARN L170 areAnnotationChecker]: L492 has no Hoare annotation [2020-07-08 11:13:37,765 WARN L170 areAnnotationChecker]: L471 has no Hoare annotation [2020-07-08 11:13:37,765 WARN L170 areAnnotationChecker]: L553 has no Hoare annotation [2020-07-08 11:13:37,765 WARN L170 areAnnotationChecker]: L553 has no Hoare annotation [2020-07-08 11:13:37,765 WARN L170 areAnnotationChecker]: L528 has no Hoare annotation [2020-07-08 11:13:37,765 WARN L170 areAnnotationChecker]: L375-1 has no Hoare annotation [2020-07-08 11:13:37,766 WARN L170 areAnnotationChecker]: L375-1 has no Hoare annotation [2020-07-08 11:13:37,766 WARN L170 areAnnotationChecker]: valid_productEXIT has no Hoare annotation [2020-07-08 11:13:37,766 WARN L170 areAnnotationChecker]: L334 has no Hoare annotation [2020-07-08 11:13:37,766 WARN L170 areAnnotationChecker]: L334 has no Hoare annotation [2020-07-08 11:13:37,766 WARN L170 areAnnotationChecker]: isPumpRunningEXIT has no Hoare annotation [2020-07-08 11:13:37,766 WARN L170 areAnnotationChecker]: L199-2 has no Hoare annotation [2020-07-08 11:13:37,766 WARN L170 areAnnotationChecker]: L376 has no Hoare annotation [2020-07-08 11:13:37,766 WARN L170 areAnnotationChecker]: L376 has no Hoare annotation [2020-07-08 11:13:37,766 WARN L170 areAnnotationChecker]: runTestEXIT has no Hoare annotation [2020-07-08 11:13:37,766 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-08 11:13:37,767 WARN L170 areAnnotationChecker]: L732 has no Hoare annotation [2020-07-08 11:13:37,767 WARN L170 areAnnotationChecker]: L726-1 has no Hoare annotation [2020-07-08 11:13:37,767 WARN L170 areAnnotationChecker]: L177-1 has no Hoare annotation [2020-07-08 11:13:37,767 WARN L170 areAnnotationChecker]: deactivatePumpEXIT has no Hoare annotation [2020-07-08 11:13:37,767 WARN L170 areAnnotationChecker]: L137 has no Hoare annotation [2020-07-08 11:13:37,767 WARN L170 areAnnotationChecker]: L137 has no Hoare annotation [2020-07-08 11:13:37,767 WARN L170 areAnnotationChecker]: L150 has no Hoare annotation [2020-07-08 11:13:37,767 WARN L170 areAnnotationChecker]: L150 has no Hoare annotation [2020-07-08 11:13:37,767 WARN L170 areAnnotationChecker]: L150-1 has no Hoare annotation [2020-07-08 11:13:37,767 WARN L170 areAnnotationChecker]: L288 has no Hoare annotation [2020-07-08 11:13:37,768 WARN L170 areAnnotationChecker]: L288 has no Hoare annotation [2020-07-08 11:13:37,768 WARN L170 areAnnotationChecker]: L243 has no Hoare annotation [2020-07-08 11:13:37,768 WARN L170 areAnnotationChecker]: L243 has no Hoare annotation [2020-07-08 11:13:37,768 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-08 11:13:37,768 WARN L170 areAnnotationChecker]: L686 has no Hoare annotation [2020-07-08 11:13:37,768 WARN L170 areAnnotationChecker]: L680-1 has no Hoare annotation [2020-07-08 11:13:37,769 WARN L170 areAnnotationChecker]: ULTIMATE.initEXIT has no Hoare annotation [2020-07-08 11:13:37,769 WARN L170 areAnnotationChecker]: __utac__error_stack_mgtFINAL has no Hoare annotation [2020-07-08 11:13:37,769 WARN L170 areAnnotationChecker]: L592 has no Hoare annotation [2020-07-08 11:13:37,769 WARN L170 areAnnotationChecker]: L592 has no Hoare annotation [2020-07-08 11:13:37,769 WARN L170 areAnnotationChecker]: L815-2 has no Hoare annotation [2020-07-08 11:13:37,769 WARN L170 areAnnotationChecker]: ##fun~int~X~int~TO~intEXIT has no Hoare annotation [2020-07-08 11:13:37,770 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-08 11:13:37,770 WARN L170 areAnnotationChecker]: changeMethaneLevelEXIT has no Hoare annotation [2020-07-08 11:13:37,770 WARN L170 areAnnotationChecker]: getWaterLevelEXIT has no Hoare annotation [2020-07-08 11:13:37,770 WARN L170 areAnnotationChecker]: L112 has no Hoare annotation [2020-07-08 11:13:37,770 WARN L170 areAnnotationChecker]: L112 has no Hoare annotation [2020-07-08 11:13:37,770 WARN L170 areAnnotationChecker]: L110 has no Hoare annotation [2020-07-08 11:13:37,770 WARN L170 areAnnotationChecker]: L110 has no Hoare annotation [2020-07-08 11:13:37,771 WARN L170 areAnnotationChecker]: L304-1 has no Hoare annotation [2020-07-08 11:13:37,771 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-08 11:13:37,771 WARN L170 areAnnotationChecker]: isMethaneLevelCriticalEXIT has no Hoare annotation [2020-07-08 11:13:37,771 WARN L170 areAnnotationChecker]: L847-1 has no Hoare annotation [2020-07-08 11:13:37,771 WARN L170 areAnnotationChecker]: lowerWaterLevelEXIT has no Hoare annotation [2020-07-08 11:13:37,771 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-08 11:13:37,772 WARN L170 areAnnotationChecker]: L381-1 has no Hoare annotation [2020-07-08 11:13:37,772 WARN L170 areAnnotationChecker]: L381-1 has no Hoare annotation [2020-07-08 11:13:37,772 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-08 11:13:37,772 WARN L170 areAnnotationChecker]: waterRiseEXIT has no Hoare annotation [2020-07-08 11:13:37,772 WARN L170 areAnnotationChecker]: __automaton_failEXIT has no Hoare annotation [2020-07-08 11:13:37,772 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeFINAL has no Hoare annotation [2020-07-08 11:13:37,772 WARN L170 areAnnotationChecker]: L476 has no Hoare annotation [2020-07-08 11:13:37,772 WARN L170 areAnnotationChecker]: L476 has no Hoare annotation [2020-07-08 11:13:37,773 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetFINAL has no Hoare annotation [2020-07-08 11:13:37,773 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-08 11:13:37,773 WARN L170 areAnnotationChecker]: L533 has no Hoare annotation [2020-07-08 11:13:37,773 WARN L170 areAnnotationChecker]: L377 has no Hoare annotation [2020-07-08 11:13:37,773 WARN L170 areAnnotationChecker]: L335 has no Hoare annotation [2020-07-08 11:13:37,773 WARN L170 areAnnotationChecker]: L335 has no Hoare annotation [2020-07-08 11:13:37,773 WARN L170 areAnnotationChecker]: L857-1 has no Hoare annotation [2020-07-08 11:13:37,773 WARN L170 areAnnotationChecker]: L211 has no Hoare annotation [2020-07-08 11:13:37,774 WARN L170 areAnnotationChecker]: L211 has no Hoare annotation [2020-07-08 11:13:37,774 WARN L170 areAnnotationChecker]: L379-1 has no Hoare annotation [2020-07-08 11:13:37,774 WARN L170 areAnnotationChecker]: __utac__get_this_argtypeFINAL has no Hoare annotation [2020-07-08 11:13:37,774 WARN L170 areAnnotationChecker]: isMethaneAlarmFINAL has no Hoare annotation [2020-07-08 11:13:37,774 WARN L170 areAnnotationChecker]: L137-1 has no Hoare annotation [2020-07-08 11:13:37,774 WARN L170 areAnnotationChecker]: processEnvironmentEXIT has no Hoare annotation [2020-07-08 11:13:37,774 WARN L170 areAnnotationChecker]: testFINAL has no Hoare annotation [2020-07-08 11:13:37,775 WARN L170 areAnnotationChecker]: L244 has no Hoare annotation [2020-07-08 11:13:37,775 WARN L170 areAnnotationChecker]: __utac__get_this_argFINAL has no Hoare annotation [2020-07-08 11:13:37,775 WARN L170 areAnnotationChecker]: L609 has no Hoare annotation [2020-07-08 11:13:37,775 WARN L170 areAnnotationChecker]: L609 has no Hoare annotation [2020-07-08 11:13:37,775 WARN L170 areAnnotationChecker]: printEnvironmentFINAL has no Hoare annotation [2020-07-08 11:13:37,776 WARN L170 areAnnotationChecker]: L546-1 has no Hoare annotation [2020-07-08 11:13:37,776 WARN L170 areAnnotationChecker]: L343 has no Hoare annotation [2020-07-08 11:13:37,776 WARN L170 areAnnotationChecker]: L343 has no Hoare annotation [2020-07-08 11:13:37,776 WARN L170 areAnnotationChecker]: L262-1 has no Hoare annotation [2020-07-08 11:13:37,776 WARN L170 areAnnotationChecker]: L853-1 has no Hoare annotation [2020-07-08 11:13:37,776 WARN L170 areAnnotationChecker]: timeShiftFINAL has no Hoare annotation [2020-07-08 11:13:37,776 WARN L170 areAnnotationChecker]: L308-2 has no Hoare annotation [2020-07-08 11:13:37,777 WARN L170 areAnnotationChecker]: L308-2 has no Hoare annotation [2020-07-08 11:13:37,777 WARN L170 areAnnotationChecker]: L308-2 has no Hoare annotation [2020-07-08 11:13:37,777 WARN L170 areAnnotationChecker]: L849 has no Hoare annotation [2020-07-08 11:13:37,777 WARN L170 areAnnotationChecker]: L849 has no Hoare annotation [2020-07-08 11:13:37,777 WARN L170 areAnnotationChecker]: L339 has no Hoare annotation [2020-07-08 11:13:37,777 WARN L170 areAnnotationChecker]: L339 has no Hoare annotation [2020-07-08 11:13:37,777 WARN L170 areAnnotationChecker]: L252-1 has no Hoare annotation [2020-07-08 11:13:37,778 WARN L170 areAnnotationChecker]: L855-1 has no Hoare annotation [2020-07-08 11:13:37,778 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_freeEXIT has no Hoare annotation [2020-07-08 11:13:37,778 WARN L170 areAnnotationChecker]: L476-1 has no Hoare annotation [2020-07-08 11:13:37,778 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-08 11:13:37,778 WARN L170 areAnnotationChecker]: __utac__exception__cf_handler_resetEXIT has no Hoare annotation [2020-07-08 11:13:37,779 WARN L170 areAnnotationChecker]: L533-1 has no Hoare annotation [2020-07-08 11:13:37,779 WARN L170 areAnnotationChecker]: L379 has no Hoare annotation [2020-07-08 11:13:37,779 WARN L170 areAnnotationChecker]: L379 has no Hoare annotation [2020-07-08 11:13:37,779 WARN L170 areAnnotationChecker]: L336 has no Hoare annotation [2020-07-08 11:13:37,779 WARN L170 areAnnotationChecker]: L336 has no Hoare annotation [2020-07-08 11:13:37,779 WARN L170 areAnnotationChecker]: L859 has no Hoare annotation [2020-07-08 11:13:37,780 WARN L170 areAnnotationChecker]: L859 has no Hoare annotation [2020-07-08 11:13:37,780 WARN L170 areAnnotationChecker]: L211-2 has no Hoare annotation [2020-07-08 11:13:37,780 WARN L170 areAnnotationChecker]: mainFINAL has no Hoare annotation [2020-07-08 11:13:37,780 WARN L170 areAnnotationChecker]: isMethaneAlarmEXIT has no Hoare annotation [2020-07-08 11:13:37,780 WARN L170 areAnnotationChecker]: L139 has no Hoare annotation [2020-07-08 11:13:37,781 WARN L170 areAnnotationChecker]: L139 has no Hoare annotation [2020-07-08 11:13:37,781 WARN L170 areAnnotationChecker]: testEXIT has no Hoare annotation [2020-07-08 11:13:37,781 WARN L170 areAnnotationChecker]: L252 has no Hoare annotation [2020-07-08 11:13:37,781 WARN L170 areAnnotationChecker]: L252 has no Hoare annotation [2020-07-08 11:13:37,781 WARN L170 areAnnotationChecker]: L612-2 has no Hoare annotation [2020-07-08 11:13:37,781 WARN L170 areAnnotationChecker]: L612-2 has no Hoare annotation [2020-07-08 11:13:37,781 WARN L170 areAnnotationChecker]: L612-2 has no Hoare annotation [2020-07-08 11:13:37,781 WARN L170 areAnnotationChecker]: L651 has no Hoare annotation [2020-07-08 11:13:37,782 WARN L170 areAnnotationChecker]: L651 has no Hoare annotation [2020-07-08 11:13:37,782 WARN L170 areAnnotationChecker]: printEnvironmentEXIT has no Hoare annotation [2020-07-08 11:13:37,782 WARN L170 areAnnotationChecker]: L344 has no Hoare annotation [2020-07-08 11:13:37,782 WARN L170 areAnnotationChecker]: L344 has no Hoare annotation [2020-07-08 11:13:37,782 WARN L170 areAnnotationChecker]: L272 has no Hoare annotation [2020-07-08 11:13:37,782 WARN L170 areAnnotationChecker]: L272 has no Hoare annotation [2020-07-08 11:13:37,782 WARN L170 areAnnotationChecker]: L855 has no Hoare annotation [2020-07-08 11:13:37,782 WARN L170 areAnnotationChecker]: L855 has no Hoare annotation [2020-07-08 11:13:37,782 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:13:37,783 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:13:37,783 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:13:37,783 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:13:37,783 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:13:37,783 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:13:37,783 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:13:37,783 WARN L170 areAnnotationChecker]: timeShiftEXIT has no Hoare annotation [2020-07-08 11:13:37,783 WARN L170 areAnnotationChecker]: L323 has no Hoare annotation [2020-07-08 11:13:37,783 WARN L170 areAnnotationChecker]: L309 has no Hoare annotation [2020-07-08 11:13:37,784 WARN L170 areAnnotationChecker]: L853 has no Hoare annotation [2020-07-08 11:13:37,784 WARN L170 areAnnotationChecker]: L853 has no Hoare annotation [2020-07-08 11:13:37,784 WARN L170 areAnnotationChecker]: L340 has no Hoare annotation [2020-07-08 11:13:37,784 WARN L170 areAnnotationChecker]: L340 has no Hoare annotation [2020-07-08 11:13:37,784 WARN L170 areAnnotationChecker]: L262 has no Hoare annotation [2020-07-08 11:13:37,784 WARN L170 areAnnotationChecker]: L262 has no Hoare annotation [2020-07-08 11:13:37,784 WARN L170 areAnnotationChecker]: __utac_acc__Specification3_spec__1EXIT has no Hoare annotation [2020-07-08 11:13:37,784 WARN L170 areAnnotationChecker]: L628-1 has no Hoare annotation [2020-07-08 11:13:37,784 WARN L170 areAnnotationChecker]: L644-1 has no Hoare annotation [2020-07-08 11:13:37,785 WARN L170 areAnnotationChecker]: L546 has no Hoare annotation [2020-07-08 11:13:37,785 WARN L170 areAnnotationChecker]: L546 has no Hoare annotation [2020-07-08 11:13:37,785 WARN L170 areAnnotationChecker]: L381 has no Hoare annotation [2020-07-08 11:13:37,785 WARN L170 areAnnotationChecker]: L381 has no Hoare annotation [2020-07-08 11:13:37,785 WARN L170 areAnnotationChecker]: L337 has no Hoare annotation [2020-07-08 11:13:37,785 WARN L170 areAnnotationChecker]: L337 has no Hoare annotation [2020-07-08 11:13:37,786 WARN L170 areAnnotationChecker]: L863 has no Hoare annotation [2020-07-08 11:13:37,786 WARN L170 areAnnotationChecker]: L863 has no Hoare annotation [2020-07-08 11:13:37,786 WARN L170 areAnnotationChecker]: L222 has no Hoare annotation [2020-07-08 11:13:37,786 WARN L170 areAnnotationChecker]: L222 has no Hoare annotation [2020-07-08 11:13:37,786 WARN L170 areAnnotationChecker]: mainEXIT has no Hoare annotation [2020-07-08 11:13:37,787 WARN L170 areAnnotationChecker]: L141 has no Hoare annotation [2020-07-08 11:13:37,787 WARN L170 areAnnotationChecker]: L141 has no Hoare annotation [2020-07-08 11:13:37,787 WARN L170 areAnnotationChecker]: L145 has no Hoare annotation [2020-07-08 11:13:37,788 WARN L170 areAnnotationChecker]: L145 has no Hoare annotation [2020-07-08 11:13:37,788 WARN L170 areAnnotationChecker]: L254 has no Hoare annotation [2020-07-08 11:13:37,788 WARN L170 areAnnotationChecker]: L254 has no Hoare annotation [2020-07-08 11:13:37,788 WARN L170 areAnnotationChecker]: L633 has no Hoare annotation [2020-07-08 11:13:37,788 WARN L170 areAnnotationChecker]: L613 has no Hoare annotation [2020-07-08 11:13:37,788 WARN L170 areAnnotationChecker]: L613 has no Hoare annotation [2020-07-08 11:13:37,788 WARN L170 areAnnotationChecker]: L652 has no Hoare annotation [2020-07-08 11:13:37,788 WARN L170 areAnnotationChecker]: L652 has no Hoare annotation [2020-07-08 11:13:37,788 WARN L170 areAnnotationChecker]: L222-1 has no Hoare annotation [2020-07-08 11:13:37,789 WARN L170 areAnnotationChecker]: L345 has no Hoare annotation [2020-07-08 11:13:37,789 WARN L170 areAnnotationChecker]: L345 has no Hoare annotation [2020-07-08 11:13:37,789 WARN L170 areAnnotationChecker]: L278-2 has no Hoare annotation [2020-07-08 11:13:37,789 WARN L170 areAnnotationChecker]: L278-2 has no Hoare annotation [2020-07-08 11:13:37,789 WARN L170 areAnnotationChecker]: L278 has no Hoare annotation [2020-07-08 11:13:37,790 WARN L170 areAnnotationChecker]: L278 has no Hoare annotation [2020-07-08 11:13:37,790 WARN L170 areAnnotationChecker]: L857 has no Hoare annotation [2020-07-08 11:13:37,790 WARN L170 areAnnotationChecker]: L857 has no Hoare annotation [2020-07-08 11:13:37,790 WARN L170 areAnnotationChecker]: L341 has no Hoare annotation [2020-07-08 11:13:37,790 WARN L170 areAnnotationChecker]: L341 has no Hoare annotation [2020-07-08 11:13:37,790 WARN L170 areAnnotationChecker]: L319 has no Hoare annotation [2020-07-08 11:13:37,791 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:13:37,791 WARN L170 areAnnotationChecker]: cleanupEXIT has no Hoare annotation [2020-07-08 11:13:37,791 WARN L170 areAnnotationChecker]: L312 has no Hoare annotation [2020-07-08 11:13:37,791 WARN L170 areAnnotationChecker]: L312 has no Hoare annotation [2020-07-08 11:13:37,791 WARN L170 areAnnotationChecker]: L264 has no Hoare annotation [2020-07-08 11:13:37,791 WARN L170 areAnnotationChecker]: L264 has no Hoare annotation [2020-07-08 11:13:37,791 WARN L170 areAnnotationChecker]: L338 has no Hoare annotation [2020-07-08 11:13:37,792 WARN L170 areAnnotationChecker]: L338 has no Hoare annotation [2020-07-08 11:13:37,792 WARN L170 areAnnotationChecker]: L644 has no Hoare annotation [2020-07-08 11:13:37,792 WARN L170 areAnnotationChecker]: L644 has no Hoare annotation [2020-07-08 11:13:37,792 WARN L170 areAnnotationChecker]: L614 has no Hoare annotation [2020-07-08 11:13:37,792 WARN L170 areAnnotationChecker]: printPumpFINAL has no Hoare annotation [2020-07-08 11:13:37,792 WARN L170 areAnnotationChecker]: L346 has no Hoare annotation [2020-07-08 11:13:37,792 WARN L170 areAnnotationChecker]: L346 has no Hoare annotation [2020-07-08 11:13:37,792 WARN L170 areAnnotationChecker]: L342 has no Hoare annotation [2020-07-08 11:13:37,793 WARN L170 areAnnotationChecker]: L342 has no Hoare annotation [2020-07-08 11:13:37,793 WARN L170 areAnnotationChecker]: Specification2FINAL has no Hoare annotation [2020-07-08 11:13:37,793 WARN L170 areAnnotationChecker]: L312-1 has no Hoare annotation [2020-07-08 11:13:37,793 WARN L170 areAnnotationChecker]: L312-1 has no Hoare annotation [2020-07-08 11:13:37,793 WARN L170 areAnnotationChecker]: L628 has no Hoare annotation [2020-07-08 11:13:37,793 WARN L170 areAnnotationChecker]: L628 has no Hoare annotation [2020-07-08 11:13:37,793 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:13:37,793 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:13:37,794 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:13:37,794 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:13:37,794 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:13:37,794 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:13:37,794 WARN L170 areAnnotationChecker]: printPumpEXIT has no Hoare annotation [2020-07-08 11:13:37,794 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. [2020-07-08 11:13:37,808 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 08.07 11:13:37 BoogieIcfgContainer [2020-07-08 11:13:37,808 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-08 11:13:37,811 INFO L168 Benchmark]: Toolchain (without parser) took 42748.62 ms. Allocated memory was 144.7 MB in the beginning and 693.1 MB in the end (delta: 548.4 MB). Free memory was 100.1 MB in the beginning and 408.4 MB in the end (delta: -308.3 MB). Peak memory consumption was 240.1 MB. Max. memory is 7.1 GB. [2020-07-08 11:13:37,813 INFO L168 Benchmark]: CDTParser took 0.19 ms. Allocated memory is still 144.7 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-08 11:13:37,815 INFO L168 Benchmark]: CACSL2BoogieTranslator took 673.49 ms. Allocated memory was 144.7 MB in the beginning and 202.4 MB in the end (delta: 57.7 MB). Free memory was 99.8 MB in the beginning and 171.1 MB in the end (delta: -71.3 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. [2020-07-08 11:13:37,821 INFO L168 Benchmark]: Boogie Preprocessor took 128.31 ms. Allocated memory is still 202.4 MB. Free memory was 171.1 MB in the beginning and 165.7 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. [2020-07-08 11:13:37,823 INFO L168 Benchmark]: RCFGBuilder took 1698.62 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 165.7 MB in the beginning and 102.2 MB in the end (delta: 63.5 MB). Peak memory consumption was 95.5 MB. Max. memory is 7.1 GB. [2020-07-08 11:13:37,823 INFO L168 Benchmark]: TraceAbstraction took 40240.75 ms. Allocated memory was 234.4 MB in the beginning and 693.1 MB in the end (delta: 458.8 MB). Free memory was 102.2 MB in the beginning and 408.4 MB in the end (delta: -306.2 MB). Peak memory consumption was 152.6 MB. Max. memory is 7.1 GB. [2020-07-08 11:13:37,829 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.19 ms. Allocated memory is still 144.7 MB. Free memory was 119.7 MB in the beginning and 119.5 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 673.49 ms. Allocated memory was 144.7 MB in the beginning and 202.4 MB in the end (delta: 57.7 MB). Free memory was 99.8 MB in the beginning and 171.1 MB in the end (delta: -71.3 MB). Peak memory consumption was 26.6 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 128.31 ms. Allocated memory is still 202.4 MB. Free memory was 171.1 MB in the beginning and 165.7 MB in the end (delta: 5.5 MB). Peak memory consumption was 5.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1698.62 ms. Allocated memory was 202.4 MB in the beginning and 234.4 MB in the end (delta: 32.0 MB). Free memory was 165.7 MB in the beginning and 102.2 MB in the end (delta: 63.5 MB). Peak memory consumption was 95.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 40240.75 ms. Allocated memory was 234.4 MB in the beginning and 693.1 MB in the end (delta: 458.8 MB). Free memory was 102.2 MB in the beginning and 408.4 MB in the end (delta: -306.2 MB). Peak memory consumption was 152.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - CounterExampleResult [Line: 82]: a call of __VERIFIER_error() is reachable a call of __VERIFIER_error() is reachable We found a FailurePath: [L95] int pumpRunning = 0; [L96] int systemActive = 1; [L297] int cleanupTimeShifts = 4; [L562] static struct __ACC__ERR *head = (struct __ACC__ERR *)0; [L760] int waterLevel = 1; [L761] int methaneLevelCritical = 0; VAL [\old(cleanupTimeShifts)=174, \old(head)=166, \old(head)=176, \old(methaneLevelCritical)=145, \old(pumpRunning)=134, \old(systemActive)=133, \old(waterLevel)=142, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L370] int retValue_acc ; [L371] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L375] FCALL select_helpers() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L376] FCALL select_features() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L377] CALL, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L69] int retValue_acc ; [L72] retValue_acc = 1 [L73] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, \result=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=1, systemActive=1, waterLevel=1] [L377] RET, EXPR valid_product() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, valid_product()=1, waterLevel=1] [L377] tmp = valid_product() [L379] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L381] FCALL setup() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=1, waterLevel=1] [L382] CALL runTest() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L364] CALL test() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L233] int splverifierCounter ; [L234] int tmp ; [L235] int tmp___0 ; [L236] int tmp___1 ; [L237] int tmp___2 ; [L240] splverifierCounter = 0 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L242] COND TRUE 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L244] COND TRUE splverifierCounter < 4 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, waterLevel=1] [L250] tmp = __VERIFIER_nondet_int() [L252] COND TRUE \read(tmp) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=1] [L254] CALL waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=1] [L778] COND TRUE waterLevel < 2 [L779] waterLevel = waterLevel + 1 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L254] RET waterRise() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, waterLevel=2] [L260] tmp___0 = __VERIFIER_nondet_int() [L262] COND FALSE !(\read(tmp___0)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, waterLevel=2] [L270] tmp___2 = __VERIFIER_nondet_int() [L272] COND TRUE \read(tmp___2) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=1, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, splverifierCounter=0, systemActive=1, tmp=1, tmp___0=0, tmp___2=-1, waterLevel=2] [L285] CALL timeShift() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L103] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L110] COND TRUE \read(systemActive) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L112] CALL processEnvironment() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L132] int tmp ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L135] COND FALSE !(\read(pumpRunning)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L150] FCALL processEnvironment__wrappee__base() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L112] RET processEnvironment() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L118] CALL __utac_acc__Specification3_spec__1() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L841] int tmp ; [L842] int tmp___0 ; [L843] int tmp___1 ; VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L847] CALL, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L799] int retValue_acc ; [L802] retValue_acc = methaneLevelCritical [L803] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L847] RET, EXPR isMethaneLevelCritical() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isMethaneLevelCritical()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L847] tmp = isMethaneLevelCritical() [L849] COND FALSE !(\read(tmp)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, waterLevel=2] [L853] CALL, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L831] int retValue_acc ; [L834] retValue_acc = waterLevel [L835] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, \result=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=2, systemActive=1, waterLevel=2] [L853] RET, EXPR getWaterLevel() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, getWaterLevel()=2, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, waterLevel=2] [L853] tmp___0 = getWaterLevel() [L855] COND TRUE tmp___0 == 2 VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, waterLevel=2] [L857] CALL, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L184] int retValue_acc ; [L187] retValue_acc = pumpRunning [L188] return (retValue_acc); VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, \result=0, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, retValue_acc=0, systemActive=1, waterLevel=2] [L857] RET, EXPR isPumpRunning() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, isPumpRunning()=0, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, waterLevel=2] [L857] tmp___1 = isPumpRunning() [L859] COND FALSE !(\read(tmp___1)) VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, tmp=0, tmp___0=2, tmp___1=0, waterLevel=2] [L863] CALL __automaton_fail() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] [L82] __VERIFIER_error() VAL [\old(methaneLevelCritical)=0, \old(pumpRunning)=0, \old(waterLevel)=2, cleanupTimeShifts=4, head={0:0}, methaneLevelCritical=0, pumpRunning=0, systemActive=1, waterLevel=2] - StatisticsResult: Ultimate Automizer benchmark data CFG has 35 procedures, 207 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: UNSAFE, OverallTime: 39.9s, OverallIterations: 5, TraceHistogramMax: 1, AutomataDifference: 31.3s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.0s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 366 SDtfs, 471 SDslu, 212 SDs, 0 SdLazy, 1192 SolverSat, 279 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.9s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 99 GetRequests, 73 SyntacticMatches, 0 SemanticMatches, 26 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 18 ImplicationChecksByTransitivity, 4.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=166occurred in iteration=4, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 5.1s AutomataMinimizationTime, 4 MinimizatonAttempts, 122 StatesRemovedByMinimization, 4 NontrivialMinimizations, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 2.1s InterpolantComputationTime, 296 NumberOfCodeBlocks, 296 NumberOfCodeBlocksAsserted, 5 NumberOfCheckSat, 223 ConstructedInterpolants, 0 QuantifiedInterpolants, 62362 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 4 InterpolantComputations, 4 PerfectInterpolantSequences, 0/0 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be incorrect! Received shutdown request...